def extract_detected_objects(R, C, features):
"""
Returns a dictionary where the key is the name of the object class and the
value is an array of DetectedObject instances.
"""
result = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([features, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in result:
result[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
result[cls_name].append({
"name":
cls_name,
"score":
float(np.max(P_cls[0, ii, :])),
"frame": [
C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
]
})
return result
def get_img_probas(img_path, P_cls, P_regr, ROIs, C, f):
img = cv2.imread(img_path)
new_height = 299
new_width = 299
img_probas = np.zeros((P_cls.shape[1], len(class_mapping)))
for ii in range(P_cls.shape[1]):
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
# Get the true BB coordinates
x1, y1, x2, y2 = C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (
x + w), C.rpn_stride * (y + h)
x1, y1, x2, y2 = data_generators.get_real_coordinates(
f, x1, y1, x2, y2)
# Get the probabilities from the image classifier
cropped_img = img[y1:y2, x1:x2, :]
x_resized = cv2.resize(np.copy(cropped_img),
(int(new_width), int(new_height)),
interpolation=cv2.INTER_CUBIC)
x_resized = x_resized / 255.
x_resized = np.expand_dims(x_resized, axis=0)
img_probas[ii, :] = img_classifier.predict(x_resized)[0]
return np.expand_dims(img_probas, axis=0)
def main():
cleanup()
cnt = 0
sys.setrecursionlimit(40000)
config_output_filename = 'config.pickle'
with open(config_output_filename, 'r') as f_in:
C = pickle.load(f_in)
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.iteritems()}
print(class_mapping)
class_to_color = {
class_mapping[v]: np.random.randint(0, 255, 3)
for v in class_mapping
}
C.num_rois = num_rois
if K.image_dim_ordering() == 'th':
input_shape_img = (3, None, None)
input_shape_features = (1024, None, None)
else:
input_shape_img = (None, None, 3)
input_shape_features = (None, None, 1024)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
feature_map_input = Input(shape=input_shape_features)
# define the base network (resnet here, can be VGG, Inception, etc)
shared_layers = nn.nn_base(img_input, trainable=True)
# define the RPN, built on the base layers
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn_layers = nn.rpn(shared_layers, num_anchors)
classifier = nn.classifier(feature_map_input,
roi_input,
C.num_rois,
nb_classes=len(class_mapping),
trainable=True)
model_rpn = Model(img_input, rpn_layers)
model_classifier_only = Model([feature_map_input, roi_input], classifier)
model_classifier = Model([feature_map_input, roi_input], classifier)
model_rpn.load_weights(C.model_path, by_name=True)
model_classifier.load_weights(C.model_path, by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
all_imgs = []
classes = {}
bbox_threshold = 0.8
visualise = True
print("Converting video to images..")
convert_to_images()
print("anotating...")
list_files = sorted(get_file_names(img_path),
key=lambda var: [
int(x) if x.isdigit() else x
for x in re.findall(r'[^0-9]|[0-9]+', var)
])
for img_name in list_files:
if not img_name.lower().endswith(
('.bmp', '.jpeg', '.jpg', '.png', '.tif', '.tiff')):
continue
print(img_name)
st = time.time()
filepath = os.path.join(img_path, img_name)
img = cv2.imread(filepath)
X = format_img(img, C)
img_scaled = np.transpose(X.copy()[0, (2, 1, 0), :, :],
(1, 2, 0)).copy()
img_scaled[:, :, 0] += 123.68
img_scaled[:, :, 1] += 116.779
img_scaled[:, :, 2] += 103.939
img_scaled = img_scaled.astype(np.uint8)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append(
[16 * x, 16 * y, 16 * (x + w), 16 * (y + h)])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
all_objects = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
cv2.rectangle(img_scaled, (x1, y1), (x2, y2),
class_to_color[key], 2)
crop_img = img_scaled[y1:y2, x1:x2]
cv2.imwrite("Detected Subjects/subject" + str(cnt) + ".png",
crop_img)
cnt += 1
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
all_objects.append((key, 1))
(retval, baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX,
1, 1)
textOrg = (x1, y1 - 0)
cv2.rectangle(
img_scaled, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(0, 0, 0), 2)
cv2.rectangle(
img_scaled, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(255, 255, 255), -1)
cv2.putText(img_scaled, textLabel, textOrg,
cv2.FONT_HERSHEY_DUPLEX, 1, (0, 0, 0), 1)
print('Elapsed time = {}'.format(time.time() - st))
height, width, channels = img_scaled.shape
cv2.rectangle(img_scaled, (0, 0), (width, 30), (0, 0, 0), -1)
#crop_img = img_scaled[textOrg[1]+baseLine - 5:textOrg[1]-retval[1] - 5, textOrg[0] - 5:textOrg[0]+retval[0] + 5]
cv2.putText(img_scaled,
"Obj count: " + str(list(accumulate(all_objects))),
(5, 19), cv2.FONT_HERSHEY_TRIPLEX, 0.5, (255, 255, 255), 1)
cv2.imwrite(os.path.join(output_path, img_name), img_scaled)
print(all_dets)
print("saving to video..")
save_to_video()
def upload_file():
if request.method == 'POST':
file = request.files['file']
f = os.path.join(UPLOAD_FOLDER, "temp.jpg")
file.save(secure_filename(f))
img_name = f
print(img_name)
st = time.time()
# filepath = os.path.join(img_path, img_name)
img = cv2.imread(img_name)
# img = cv2.resize(img,None,fx=0.5,fy=0.5)
X, ratio = format_img(img, C)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# model_rpn._make_predict_function()
# get_model()
with graph.as_default():
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1, Y2, C, K.image_dim_ordering(), overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :], axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
# pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
with graph.as_default():
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append(
[C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w), C.rpn_stride * (y + h)])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2, real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
cv2.rectangle(img, (real_x1, real_y1), (real_x2, real_y2),
(int(class_to_color[key][0]), int(class_to_color[key][1]), int(class_to_color[key][2])),
2)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
(retval, baseLine) = cv2.getTextSize(textLabel, cv2.FONT_HERSHEY_COMPLEX, 1, 1)
textOrg = (real_x1, real_y1 - 0)
cv2.rectangle(img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5), (0, 0, 0), 2)
cv2.rectangle(img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5), (255, 255, 255), -1)
cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 1, (0, 0, 0), 1)
print('Elapsed time = {}'.format(time.time() - st))
print(all_dets)
print(len(all_dets))
cv2.imwrite('temp_infected.jpg',img)
# cv2.imshow('img', img)
# cv2.waitKey(0)
result = {}
if len(all_dets) > 0:
result['count'] = len(all_dets)
else:
result['count'] = 0
with open("temp_infected.jpg", "rb") as imageFile:
str = base64.b64encode(imageFile.read())
print(str)
result['image'] = str.decode("utf-8")
return jsonify(result)
def run_prediction(config_filename,
model_path,
test_path,
out_path,
network='resnet50',
num_rois=32):
with open(config_filename, 'rb') as f_in:
C = pickle.load(f_in)
if C.network == 'resnet50':
import keras_frcnn.resnet as nn
elif C.network == 'vgg':
import keras_frcnn.vgg as nn
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
img_path = test_path
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.items()}
#print(class_mapping)
class_to_color = {
class_mapping[v]: np.random.randint(0, 255, 3)
for v in class_mapping
}
C.num_rois = int(num_rois)
if C.network == 'resnet50':
num_features = 1024
elif C.network == 'vgg':
num_features = 512
if K.image_dim_ordering() == 'th':
input_shape_img = (3, None, None)
input_shape_features = (num_features, None, None)
else:
input_shape_img = (None, None, 3)
input_shape_features = (None, None, num_features)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
feature_map_input = Input(shape=input_shape_features)
# define the base network (resnet here, can be VGG, Inception, etc)
shared_layers = nn.nn_base(img_input, trainable=True)
# define the RPN, built on the base layers
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn_layers = nn.rpn(shared_layers, num_anchors)
classifier = nn.classifier(feature_map_input,
roi_input,
C.num_rois,
nb_classes=len(class_mapping),
trainable=True)
model_rpn = Model(img_input, rpn_layers)
model_classifier_only = Model([feature_map_input, roi_input], classifier)
model_classifier = Model([feature_map_input, roi_input], classifier)
C.model_path = model_path
#print('Loading weights from {}'.format(C.model_path))
model_rpn.load_weights(C.model_path, by_name=True)
model_classifier.load_weights(C.model_path, by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
all_imgs = []
classes = {}
bbox_threshold = 0.9 # default is 0.8
visualise = True
preresults = [] # add this
for idx, img_name in enumerate(sorted(os.listdir(img_path))):
if not img_name.lower().endswith(
('.bmp', '.jpeg', '.jpg', '.png', '.tif', '.tiff')):
continue
#print(img_name)
#st = time.time()
filepath = os.path.join(img_path, img_name)
img = cv2.imread(filepath)
X, ratio = format_img(img, C)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.7) # default is 0.7
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
bbox_results = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]),
overlap_thresh=0.4) # default is 0.5
for jk in range(new_boxes.shape[0]):
img_use = img.copy()
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
#cv2.rectangle(img,(real_x1, real_y1), (real_x2, real_y2), (int(class_to_color[key][0]), int(class_to_color[key][1]), int(class_to_color[key][2])),2)
cv2.rectangle(img_use, (real_x1, real_y1), (real_x2, real_y2),
(0, 0, 255), 4)
#textLabel = '{}: {}'.format(key,int(100*new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
bbox_results.append(
(key, (real_x1, real_y1, real_x2, real_y2)))
#(retval,baseLine) = cv2.getTextSize(textLabel,cv2.FONT_HERSHEY_COMPLEX,1,1)
#textOrg = (real_x1, real_y1-0)
#cv2.rectangle(img, (textOrg[0] - 5, textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (0, 0, 0), 2)
#cv2.rectangle(img, (textOrg[0] - 5,textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (255, 255, 255), -1)
#cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 1, (0, 0, 0), 1)
if not os.path.exists(out_path):
os.makedirs(out_path)
page_id = int(img_name.split('.')[0].split('_')[-1]) + 1
page_name = 'page_' + str(page_id)
cv2.imwrite(
os.path.join(
out_path,
'{}.jpg'.format(page_name + '_id_' + str(jk + 1))),
img_use) #format(idx)
#print('Elapsed time = {}'.format(time.time() - st))
#print(all_dets)
#print(bbox_results)
preresults.append([img_name, bbox_results]) ## add this
# cv2.imshow('img', img)
# cv2.waitKey(0)
#outpath = './results/result_scanned/'
#if not os.path.exists(out_path):
#os.makedirs(out_path)
#cv2.imwrite(out_path + '{}.jpg'.format(img_name.split('.')[0]),img) #format(idx)
preresults = pd.DataFrame(preresults)
preresults.to_csv(os.path.join(out_path, 'preresults.txt'),
header=None,
index=None)
def model():
sys.setrecursionlimit(40000)
config_output_filename = "config.pickle"
with open(config_output_filename, 'rb') as f_in:
C = pickle.load(f_in)
K.clear_session()
if C.network == 'resnet50':
import keras_frcnn.resnet as nn
elif C.network == 'vgg':
import keras_frcnn.vgg as nn
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
img_path = "crops"
def format_img_size(img, C):
""" formats the image size based on config """
img_min_side = float(C.im_size)
(height, width, _) = img.shape
if width <= height:
ratio = img_min_side / width
new_height = int(ratio * height)
new_width = int(img_min_side)
else:
ratio = img_min_side / height
new_width = int(ratio * width)
new_height = int(img_min_side)
img = cv2.resize(img, (new_width, new_height),
interpolation=cv2.INTER_CUBIC)
return img, ratio
def format_img_channels(img, C):
""" formats the image channels based on config """
img = img[:, :, (2, 1, 0)]
img = img.astype(np.float32)
img[:, :, 0] -= C.img_channel_mean[0]
img[:, :, 1] -= C.img_channel_mean[1]
img[:, :, 2] -= C.img_channel_mean[2]
img /= C.img_scaling_factor
img = np.transpose(img, (2, 0, 1))
img = np.expand_dims(img, axis=0)
return img
def format_img(img, C):
""" formats an image for model prediction based on config """
img, ratio = format_img_size(img, C)
img = format_img_channels(img, C)
return img, ratio
# Method to transform the coordinates of the bounding box to its original size
def get_real_coordinates(ratio, x1, y1, x2, y2):
real_x1 = int(round(x1 // ratio))
real_y1 = int(round(y1 // ratio))
real_x2 = int(round(x2 // ratio))
real_y2 = int(round(y2 // ratio))
return (real_x1, real_y1, real_x2, real_y2)
#class_mapping = C.class_mapping
#if 'bg' not in class_mapping:
# class_mapping['bg'] = len(class_mapping)
#class_mapping = {v: k for k, v in class_mapping.items()}
#print(class_mapping)
#class_to_color = {class_mapping[v]: np.random.randint(0,255,3) for v in class_mapping}
C.num_rois = 32
if C.network == 'resnet50':
num_features = 1024
elif C.network == 'vgg':
num_features = 512
if K.image_dim_ordering() == 'th':
input_shape_img = (3, None, None)
input_shape_features = (num_features, None, None)
else:
input_shape_img = (None, None, 3)
input_shape_features = (None, None, num_features)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
feature_map_input = Input(shape=input_shape_features)
# define the base network (resnet here, can be VGG, Inception, etc)
shared_layers = nn.nn_base(img_input, trainable=True)
# define the RPN, built on the base layers
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn_layers = nn.rpn(shared_layers, num_anchors)
#classifier = nn.classifier(feature_map_input, roi_input, C.num_rois, nb_classes=len(class_mapping), trainable=True)
classifier = nn.classifier(feature_map_input,
roi_input,
C.num_rois,
nb_classes=3,
trainable=True)
model_rpn = Model(img_input, rpn_layers)
model_classifier_only = Model([feature_map_input, roi_input], classifier)
model_classifier = Model([feature_map_input, roi_input], classifier)
disease_bbx_list = []
picture = None
## MULTIPLE MODELS
cls_map_SPD = {'SPD': 0, 'OK': 1, 'bg': 2}
cls_map_EPD = {'OK': 0, 'EPD': 1, 'bg': 2}
cls_map_SS = {'N': 0, 'SS': 1, 'bg': 2}
cls_map_ADB = {'N': 0, 'ADB': 1, 'bg': 2}
sve_loc_list = [
'./SPD_result/', './SS_result/', './EPD_result/', './ADB_result/'
]
wght_loc_list = [
'./Weights/SS/model_frcnn.hdf5', './Weights/SS/model_frcnn.hdf5',
'./Weights/SS/model_frcnn.hdf5', './Weights/SS/model_frcnn.hdf5'
]
for w_path, sv_loc in zip(wght_loc_list, sve_loc_list):
if 'SPD' in sv_loc:
class_mapping = cls_map_SPD
elif 'EPD' in sv_loc:
class_mapping = cls_map_EPD
elif 'SS' in sv_loc:
class_mapping = cls_map_SS
elif 'ADB' in sv_loc:
class_mapping = cls_map_ADB
else:
print("Classes not found in config.pickle")
break
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.items()}
print()
print(class_mapping)
#class_to_color = {class_mapping[v]: np.random.randint(0,255,3) for v in class_mapping}
#print('Loading weights from {}'.format(C.model_path))
print('Loading weights from {}'.format(w_path))
print()
#model_rpn.load_weights(C.model_path, by_name=True)
model_rpn.load_weights(w_path, by_name=True)
#model_classifier.load_weights(C.model_path, by_name=True)
model_classifier.load_weights(w_path, by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
all_imgs = []
classes = {}
bbox_threshold = 0.8
visualise = True
img_name_list = []
lists = []
thic = 2
box_color = (0, 0, 255)
label_color = (255, 255, 255)
for idx, img_name in enumerate(sorted(os.listdir(img_path))):
if not img_name.lower().endswith(
('.bmp', '.jpeg', '.jpg', '.png', '.tif', '.tiff')):
continue
print(img_name)
img_name_list.append(img_name)
#print(img_name_list)
st = time.time()
filepath = os.path.join(img_path, img_name)
img = cv2.imread(filepath)
X, ratio = format_img(img, C)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois *
(jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw,
th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y,
C.rpn_stride * (x + w), C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
#i = 0
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
#bbx_df = pd.DataFrame((real_x1, real_y1, real_x2, real_y2))
#print("X1 ",real_x1)
#print("Y1 ",real_y1)
#print("X2 ",real_x2)
#print("Y2 ",real_y2)
##cv2.rectangle(img,(real_x1, real_y1), (real_x2, real_y2), (int(class_to_color[key][0]), int(class_to_color[key][1]), int(class_to_color[key][2])),2)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
##all_dets.append((key,100*new_probs[jk]))
lists.append([
real_x1, real_x2, real_y1, real_y2, img_name, idx, key,
filepath, textLabel
])
if (key == 'OK') or (key == 'N') or (key == '0'):
continue
else:
disease_bbx_list.append([
real_x1, real_x2, real_y1, real_y2, key, img_name,
filepath, textLabel
])
img = cv2.rectangle(img, (real_x1, real_y1),
(real_x2, real_y2), box_color,
thic)
img = cv2.putText(img, textLabel, (real_x1, real_y1),
cv2.FONT_HERSHEY_DUPLEX, 0.5,
label_color)
##(retval,baseLine) = cv2.getTextSize(textLabel,cv2.FONT_HERSHEY_COMPLEX,0.4,1)
##textOrg = (real_x1, real_y1-0)
#cv2.rectangle(img, (textOrg[0] - 5, textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), color = None)
##cv2.rectangle(img, (textOrg[0] - 3,textOrg[1]+baseLine - 3), (textOrg[0]+retval[0], textOrg[1]-retval[1]), (255,255,255), -1)
##cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 0.3, (0, 0, 255))
print('Elapsed time = {}'.format(time.time() - st))
print(all_dets)
#cv2.imshow('img', img)
#cv2.waitKey(0)
cv2.imwrite(sv_loc + img_name, img)
#cv2.imwrite('{}{}'.format(sv_loc,img_name),img)
bbx_df = pd.DataFrame(lists,
columns=('x1', 'x2', 'y1', 'y2', 'img_name',
'index', 'class', 'path', 'label'))
bbx_df.to_csv(sv_loc + 'bbx_df.csv', index=None, sep=',')
disease_df = pd.DataFrame(disease_bbx_list,
columns=('x1', 'x2', 'y1', 'y2', 'class',
'img_name', 'path', 'label'))
disease_df.to_csv('final_bbx.csv', index=None, sep=',')
thic = 2
box_color_SPD = (102, 102, 255)
box_color_ADB = (102, 255, 255)
box_color_SS = (102, 255, 102)
box_color_EPD = (255, 255, 102)
label_color = (255, 255, 255)
for i, j in zip(disease_df.img_name.unique(), disease_df.path.unique()):
img = cv2.imread(j)
cv2.rectangle(img, (4, 4), (6, 10), box_color_SPD, 2)
cv2.rectangle(img, (4, 17), (6, 23), box_color_ADB, 2)
cv2.rectangle(img, (4, 29), (6, 35), box_color_SS, 2)
cv2.rectangle(img, (4, 41), (6, 47), box_color_EPD, 2)
cv2.putText(img, "SPD", (10, 11), cv2.FONT_HERSHEY_DUPLEX, 0.4,
box_color_SPD)
cv2.putText(img, "ADB", (10, 24), cv2.FONT_HERSHEY_DUPLEX, 0.4,
box_color_ADB)
cv2.putText(img, "SS", (10, 36), cv2.FONT_HERSHEY_DUPLEX, 0.4,
box_color_SS)
cv2.putText(img, "EPD", (10, 48), cv2.FONT_HERSHEY_DUPLEX, 0.4,
box_color_EPD)
for _, row in disease_df[disease_df.img_name == i].iterrows():
if row['class'] == "SPD":
img = cv2.rectangle(img, (row.x1, row.y1), (row.x2, row.y2),
box_color_SPD, thic)
#img = cv2.putText(img, row['class'], (row.x1,row.y1), cv2.FONT_HERSHEY_DUPLEX, 0.5, label_color)
elif row['class'] == "ADB":
img = cv2.rectangle(img, (row.x1, row.y1), (row.x2, row.y2),
box_color_ADB, thic)
#img = cv2.putText(img, row['class'], (row.x1,row.y1), cv2.FONT_HERSHEY_DUPLEX, 0.5, label_color)
elif row['class'] == "SS":
img = cv2.rectangle(img, (row.x1, row.y1), (row.x2, row.y2),
box_color_SS, thic)
#img = cv2.putText(img, row['class'], (row.x1,row.y1), cv2.FONT_HERSHEY_DUPLEX, 0.5, label_color)
elif row['class'] == "EPD":
img = cv2.rectangle(img, (row.x1, row.y1), (row.x2, row.y2),
box_color_EPD, thic)
#img = cv2.putText(img, row['class'], (row.x1,row.y1), cv2.FONT_HERSHEY_DUPLEX, 0.5, label_color)
cv2.imwrite('results_imgs/{}'.format(i), img)
for root, dirnames, filenames in os.walk('results_imgs/'):
for filename in filenames:
filename = filename
return render_template("result.html", user_image=filename)
#zipf = zipfile.ZipFile('RESULTS.zip','w', zipfile.ZIP_DEFLATED)
#for root,dirs, files in os.walk('results_imgs/'):
# for file in files:
# zipf.write('results_imgs/'+file)
#zipf.close()
#return send_file('RESULTS.zip',
# mimetype = 'zip',
# attachment_filename= 'RESULTS.zip',
# as_attachment = True)
#return send_from_directory(app.config['RESULT_FOLDER'],
# filename=filename + '.jpg', as_attachment=True)
#lIndex=req.rfind(".")
#global res
#global domain
#domain=req[lIndex::]
#print(domain)
#res="0"+res[lIndex::]
#print(res)
K.clear_session()
def predict_single_image(img_path, model_rpn, model_classifier_only, cfg,
class_mapping):
st = time.time()
img = cv2.imread(img_path)
if img is None:
print('reading image failed.')
exit(0)
X, ratio = format_img(img, cfg)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
# this is result contains all boxes, which is [x1, y1, x2, y2]
result = roi_helpers.rpn_to_roi(Y1,
Y2,
cfg,
K.image_dim_ordering(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
result[:, 2] -= result[:, 0]
result[:, 3] -= result[:, 1]
bbox_threshold = 0.8
# apply the spatial pyramid pooling to the proposed regions
boxes = dict()
for jk in range(result.shape[0] // cfg.num_rois + 1):
rois = np.expand_dims(result[cfg.num_rois * jk:cfg.num_rois *
(jk + 1), :],
axis=0)
if rois.shape[1] == 0:
break
if jk == result.shape[0] // cfg.num_rois:
# pad R
curr_shape = rois.shape
target_shape = (curr_shape[0], cfg.num_rois, curr_shape[2])
rois_padded = np.zeros(target_shape).astype(rois.dtype)
rois_padded[:, :curr_shape[1], :] = rois
rois_padded[0, curr_shape[1]:, :] = rois[0, 0, :]
rois = rois_padded
[p_cls, p_regr] = model_classifier_only.predict([F, rois])
for ii in range(p_cls.shape[1]):
if np.max(p_cls[0, ii, :]) < bbox_threshold or np.argmax(
p_cls[0, ii, :]) == (p_cls.shape[2] - 1):
continue
cls_num = np.argmax(p_cls[0, ii, :])
if cls_num not in boxes.keys():
boxes[cls_num] = []
(x, y, w, h) = rois[0, ii, :]
try:
(tx, ty, tw, th) = p_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= cfg.classifier_regr_std[0]
ty /= cfg.classifier_regr_std[1]
tw /= cfg.classifier_regr_std[2]
th /= cfg.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except Exception as e:
print(e)
pass
boxes[cls_num].append([
cfg.rpn_stride * x, cfg.rpn_stride * y,
cfg.rpn_stride * (x + w), cfg.rpn_stride * (y + h),
np.max(p_cls[0, ii, :])
])
# add some nms to reduce many boxes
for cls_num, box in boxes.items():
boxes_nms = roi_helpers.non_max_suppression_fast(box,
overlap_thresh=0.5)
boxes[cls_num] = boxes_nms
print(class_mapping[cls_num] + ":")
for b in boxes_nms:
b[0], b[1], b[2], b[3] = get_real_coordinates(
ratio, b[0], b[1], b[2], b[3])
print('{} prob: {}'.format(b[0:4], b[-1]))
img = draw_boxes_and_label_on_image_cv2(img, class_mapping, boxes)
print('Elapsed time = {}'.format(time.time() - st))
cv2.imshow('image', img)
result_path = './results_images/{}.png'.format(
os.path.basename(img_path).split('.')[0])
print('result saved into ', result_path)
cv2.imwrite(result_path, img)
cv2.waitKey(0)
def test(image_path,mode = 'test'):
## get the dict for labels
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.items()}
print(class_mapping)
class_to_color = {class_mapping[v]: np.random.randint(0, 255, 3) for v in class_mapping}
C.num_rois = int(options.num_rois) # 32 for default
model_path = 'model_frcnn_cat.h5'
# model_path = 'model_frcnn_cat_tested.h5'
# model_path = 'model_frcnn (1).h5'
## shape for input
input_shape_img = (None, None, 3)
# input_shape_features = (None, None, num_features)
## rebuild the model in train_frcnn
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
## Bone network of Vgg16
shared_layers = nn.nn_base(img_input, trainable=True)
## network of rpn and classifcation
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios) ##
rpn = nn.rpn(shared_layers, num_anchors) ##
## [out_class, out_reg] ## num_rois = 4 ##
classifier = nn.classifier(shared_layers, roi_input, C.num_rois, nb_classes = len(class_mapping), trainable = True) ##
## build model for each network Model(input, output) ##
model_rpn = Model(img_input, rpn[:2]) ## because rpn[2] is base_layers(input) ##
model_classifier = Model([img_input, roi_input], classifier) ##
model_all = Model([img_input, roi_input], rpn[:2]+classifier)
##
print('Loading weights from {}'.format(model_path))
model_rpn.load_weights(model_path, by_name=True)
model_classifier.load_weights(model_path, by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
bbox_threshold = 0.7
image = cv2.imread(image_path)
## resize make the shorter side to be 600
## and get the resize ratio
X, ratio = format_img(image, C)
## make predict
[Y1, Y2] = model_rpn.predict(X)
##
R = roi_helpers.rpn_to_roi(Y1, Y2, C, overlap_thresh=0.7)
#X2,Y1,Y2,IouS = roi_helpers.calc_iou(R, img_data, C, class_mapping)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0]//C.num_rois + 1):
## take 4 ROIs each time
## 1, 32, 4
ROIs = np.expand_dims(R[C.num_rois*jk:C.num_rois*(jk+1), :], axis=0)
if ROIs.shape[1] == 0:
break
## when it comes to the last time
if jk == R.shape[0]//C.num_rois:
#pad R
curr_shape = ROIs.shape # 1,4,4
## 1 4 4
target_shape = (curr_shape[0],C.num_rois,curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_reg] = model_classifier.predict([X, ROIs])
for ii in range(P_cls.shape[1]): ##32
print('Max value')
print(np.max(P_cls[0, ii, :]))
print('label map')
print(np.argmax(P_cls[0, ii, :]))
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
## we get the predict truth
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_reg[0, ii, 4*cls_num:4*(cls_num+1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
## rpn_stride = 16
bboxes[cls_name].append([C.rpn_stride*x, C.rpn_stride*y, C.rpn_stride*(x+w), C.rpn_stride*(y+h)])
probs[cls_name].append(np.max(P_cls[0, ii, :]) )
all_dets = []
#print(bboxes)
## show time !
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(bbox, np.array(probs[key]), overlap_thresh=0.35)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk,:]
(real_x1, real_y1, real_x2, real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
cv2.rectangle(image,(real_x1, real_y1), (real_x2, real_y2), (int(class_to_color[key][0]), int(class_to_color[key][1]), int(class_to_color[key][2])),2)
textLabel = '{}: {}'.format(key,int(100*new_probs[jk]))
all_dets.append((key,100*new_probs[jk]))
(retval,baseLine) = cv2.getTextSize(textLabel,cv2.FONT_HERSHEY_COMPLEX,1,1)
textOrg = (real_x1, real_y1-0)
cv2.rectangle(image, (textOrg[0] - 5, textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (0, 0, 0), 2)
cv2.rectangle(image, (textOrg[0] - 5, textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (255, 255, 255), -1)
cv2.putText(image, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 1, (0, 0, 0), 1)
#print('Elapsed time = {}'.format(time.time() - st))
return (image)
def operation():
sys.setrecursionlimit(40000)
parser = OptionParser()
parser.add_option("-p",
"--path",
dest="test_path",
default="images",
help="Path to test data.")
parser.add_option(
"-n",
"--num_rois",
dest="num_rois",
help="Number of ROIs per iteration. Higher means more memory use.",
default=32)
parser.add_option(
"--config_filename",
dest="config_filename",
help=
"Location to read the metadata related to the training (generated when training).",
default="config.pickle")
parser.add_option("--network",
dest="network",
help="Base network to use. Supports vgg or resnet50.",
default='resnet50')
(options, args) = parser.parse_args()
if not options.test_path: # if filename is not given
parser.error(
'Error: path to test data must be specified. Pass --path to command line'
)
config_output_filename = options.config_filename
with open(config_output_filename, 'rb') as f_in:
C = pickle.load(f_in)
if C.network == 'resnet50':
import keras_frcnn.resnet as nn
elif C.network == 'vgg':
import keras_frcnn.vgg as nn
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
img_path = options.test_path
def format_img_size(img, C):
""" formats the image size based on config """
img_min_side = float(C.im_size)
(height, width, _) = img.shape
if width <= height:
ratio = img_min_side / width
new_height = int(ratio * height)
new_width = int(img_min_side)
else:
ratio = img_min_side / height
new_width = int(ratio * width)
new_height = int(img_min_side)
img = cv2.resize(img, (new_width, new_height),
interpolation=cv2.INTER_CUBIC)
return img, ratio
def format_img_channels(img, C):
""" formats the image channels based on config """
img = img[:, :, (2, 1, 0)]
img = img.astype(np.float32)
img[:, :, 0] -= C.img_channel_mean[0]
img[:, :, 1] -= C.img_channel_mean[1]
img[:, :, 2] -= C.img_channel_mean[2]
img /= C.img_scaling_factor
img = np.transpose(img, (2, 0, 1))
img = np.expand_dims(img, axis=0)
return img
def format_img(img, C):
""" formats an image for model prediction based on config """
img, ratio = format_img_size(img, C)
img = format_img_channels(img, C)
return img, ratio
# Method to transform the coordinates of the bounding box to its original size
def get_real_coordinates(ratio, x1, y1, x2, y2):
real_x1 = int(round(x1 // ratio))
real_y1 = int(round(y1 // ratio))
real_x2 = int(round(x2 // ratio))
real_y2 = int(round(y2 // ratio))
return (real_x1, real_y1, real_x2, real_y2)
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.items()}
print(class_mapping)
class_to_color = {
class_mapping[v]: np.random.randint(0, 255, 3)
for v in class_mapping
}
C.num_rois = int(options.num_rois)
if C.network == 'resnet50':
num_features = 1024
elif C.network == 'vgg':
num_features = 512
if K.image_dim_ordering() == 'th':
input_shape_img = (3, None, None)
input_shape_features = (num_features, None, None)
else:
input_shape_img = (None, None, 3)
input_shape_features = (None, None, num_features)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
feature_map_input = Input(shape=input_shape_features)
# define the base network (resnet here, can be VGG, Inception, etc)
shared_layers = nn.nn_base(img_input, trainable=True)
# define the RPN, built on the base layers
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn_layers = nn.rpn(shared_layers, num_anchors)
classifier = nn.classifier(feature_map_input,
roi_input,
C.num_rois,
nb_classes=len(class_mapping),
trainable=True)
model_rpn = Model(img_input, rpn_layers)
model_classifier_only = Model([feature_map_input, roi_input], classifier)
model_classifier = Model([feature_map_input, roi_input], classifier)
print('Loading weights from {}'.format(C.model_path))
model_rpn.load_weights(C.model_path, by_name=True)
model_classifier.load_weights(C.model_path, by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
all_imgs = []
classes = {}
bbox_threshold = 0.8
visualise = True
object = []
for idx, img_name in enumerate(sorted(os.listdir(img_path))):
if not img_name.lower().endswith(
('.bmp', '.jpeg', '.jpg', '.png', '.tif', '.tiff')):
continue
print(img_name)
st = time.time()
filepath = os.path.join(img_path, img_name)
img = cv2.imread(filepath)
X, ratio = format_img(img, C)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
# pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
item = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
cv2.rectangle(
img, (real_x1, real_y1), (real_x2, real_y2),
(int(class_to_color[key][0]), int(class_to_color[key][1]),
int(class_to_color[key][2])), 2)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
(retval, baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX,
1, 1)
textOrg = (real_x1, real_y1 - 0)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(0, 0, 0), 2)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(255, 255, 255), -1)
cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX,
1, (0, 0, 0), 1)
# print(textLabel)
# print(real_x1, real_y1, real_x2, real_y2)
if (100 * new_probs[jk]) > 95:
item.append([key, [real_x1, real_y1, real_x2, real_y2]])
print(all_dets)
object.append([[idx], [item]])
# print (object)
# print('Elapsed time = {}'.format(time.time() - st))
# cv2.imshow('img', img)
# cv2.waitKey(0)
cv2.imwrite('./results_imgs/{}.png'.format(idx), img)
print("=======================")
return object
def handler(event, context):
img_name = event['img_process']
client.download_file('adaproject', img_name, '/tmp/' + img_name)
X = np.load('/tmp/' + img_name)
with open('config.pickle', 'rb') as f_in:
C = pickle.load(f_in)
class_mapping = C.class_mapping
num_features = 1024
input_shape_img = (None, None, 3)
input_shape_features = (None, None, num_features)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
feature_map_input = Input(shape=input_shape_features)
# define the base network (resnet here, can be VGG, Inception, etc)
shared_layers = nn.nn_base(img_input, trainable=True)
# define the RPN, built on the base layers
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn_layers = nn.rpn(shared_layers, num_anchors)
classifier = nn.classifier(feature_map_input,
roi_input,
C.num_rois,
nb_classes=len(class_mapping),
trainable=True)
model_rpn = Model(img_input, rpn_layers)
model_classifier = Model([feature_map_input, roi_input], classifier)
BUCKET_NAME = 'adaproject' # replace with your bucket name
KEY = 'model_frcnn.hdf5' # replace with your object key
s3 = boto3.resource('s3')
try:
s3.Bucket(BUCKET_NAME).download_file(KEY, '/tmp/model_frcnn.hdf5')
print 'File Found'
except botocore.exceptions.ClientError as e:
if e.response['Error']['Code'] == "404":
print("The object does not exist.")
else:
raise
model_rpn.load_weights('/tmp/model_frcnn.hdf5', by_name=True)
model_classifier.load_weights('/tmp/model_frcnn.hdf5', by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
# Starting RPN prediction
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.7)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
bboxes = {}
probs = {}
bbox_threshold = 0.8
class_mapping = {v: k for k, v in class_mapping.items()}
# print(class_mapping)
class_to_color = {
class_mapping[v]: np.random.randint(0, 255, 3)
for v in class_mapping
}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
# pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
final_data = []
output = {}
for key in bboxes:
data = {}
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
data[key] = {}
for i in range(new_boxes.shape[0]):
data[key]['x'] = str(new_boxes[i][0])
data[key]['y'] = str(new_boxes[i][1])
data[key]['w'] = str(new_boxes[i][2])
data[key]['z'] = str(new_boxes[i][3])
data[key]['prob'] = str(new_probs[i])
final_data.append(data)
output['bboxes'] = bboxes
output['rpn'] = final_data
timestamp = int(time.time() * 1000)
table = dynamodb.Table(os.environ['DYNAMODB_TABLE'])
result = table.update_item(
Key={'requestId': event['requestId']},
ExpressionAttributeNames={
'#status': 'status',
'#result': 'result',
},
ExpressionAttributeValues={
':status': 'DONE',
':result': output,
':updatedAt': timestamp,
},
UpdateExpression='SET #status = :status, '
'#result = :result, '
'updatedAt = :updatedAt',
ReturnValues='ALL_NEW',
)
response = {
"statusCode": 200,
"body": json.dumps(result['Attributes'], cls=DecimalEncoder)
}
return response
def detect_known_objects(self, img):
print("HELLLOOOOOO")
#img = self.image_resize(img, height=int(img.shape[0]/3.0))
#img_yuv = cv2.cvtColor(img, cv2.COLOR_BGR2YUV)
#img_yuv[:,:,0] = cv2.equalizeHist(img_yuv[:,:,0])
#img=cv2.cvtColor(img_yuv,cv2.COLOR_YUV2BGR)
X, ratio = self.format_img(img, self.C)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = self.model_rpn.predict(X)
#print Y1, Y2, F
a = datetime.datetime.now()
R = roi_helpers.rpn_to_roi(Y1,
Y2,
self.C,
K.image_dim_ordering(),
overlap_thresh=0.7)
b = datetime.datetime.now()
delta = b - a
#print("roi_helpers.rpn_to_roi took:", int(delta.total_seconds() * 1000)) # milliseconds
#print R
#for i in R:
# cv2.rectangle(img,(i[0],i[1]),(i[2],i[3]),(0,255,0),3)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for idx, jk in enumerate(range(R.shape[0] // self.C.num_rois + 1)):
ROIs = np.expand_dims(R[self.C.num_rois * jk:self.C.num_rois *
(jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // self.C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], self.C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
#print("ROIs shape", np.array(ROIs).shape)
#print("F", np.array(F).shape)
a = datetime.datetime.now()
[P_cls, P_regr,
P_clust] = self.model_classifier_only.predict([F, ROIs])
b = datetime.datetime.now()
delta = b - a
#print("prediction of roi took: :", int(delta.total_seconds() * 1000)) # milliseconds
#print P_cls, P_regr
#print P_cls.shape, P_regr.shape
for ii in range(P_cls.shape[1]):
#print P_cls[0,ii,:]
if np.max(P_cls[0, ii, :]) < self.bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = self.class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
#print x, y, w, h
cls_num = np.argmax(P_cls[0, ii, :])
#print "something", cls_num
try:
(tx, ty, tw, th) = P_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= self.C.classifier_regr_std[0]
ty /= self.C.classifier_regr_std[1]
tw /= self.C.classifier_regr_std[2]
th /= self.C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
print("exception")
pass
bboxes[cls_name].append([
self.C.rpn_stride * x, self.C.rpn_stride * y,
self.C.rpn_stride * (x + w), self.C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
detected_objects = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = self.get_real_coordinates(ratio, x1, y1, x2, y2)
#print "drawing detected rect at:", (real_x1, real_y1), (real_x2, real_y2)
#cv2.rectangle(img,(real_x1, real_y1), (real_x2, real_y2), (int(class_to_color[key][0]), int(class_to_color[key][1]), int(class_to_color[key][2])),5)
#textLabel = '{}: {}'.format(key,int(100*new_probs[jk]))
#all_dets.append((key,100*new_probs[jk]))
#(retval,baseLine) = cv2.getTextSize(textLabel,cv2.FONT_HERSHEY_COMPLEX,1,1)
#textOrg = (real_x1-20, real_y1-20)
#cv2.rectangle(img, (textOrg[0] - 5, textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] +5, textOrg[1]-retval[1] +5), (0, 0, 0), 2)
#cv2.rectangle(img, (textOrg[0] -5,textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] +5, textOrg[1]-retval[1] +5), (255, 255, 255), -1)
#cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 0.3, (0, 0, 0), 1)
height, width, channels = img.shape
#FOV horizontal = 62 degrees (from 90 on right to 33 on left)
angle_between_robot_centre_and_detected_object = self.angle_between(
(real_x1 + self.distance([real_x1, real_y1],
[real_x2, real_y1]) / 2.0,
(real_y1 + self.distance([real_x1, real_y1],
[real_x1, real_y2]) / 2.0)),
(width / 2.0, 0)) - 52.0
angle_between_robot_centre_and_detected_object = -angle_between_robot_centre_and_detected_object
angle_between_robot_centre_and_detected_object = calc_angle([
int((real_x1 + real_x2) / 2.0),
int((real_y1 + real_y2) / 2.0)
])
angle, distance = calculate_angle_and_distance(img,
real_x1,
real_x2,
real_y1,
real_y2,
obj_width=16)
angle_between_robot_centre_and_detected_object = angle
focal_length_mm = 1.0
average_real_object_height_mm = 1.0
image_height_px = height
object_height_px = self.distance([real_x1, real_y1],
[real_x1, real_y2])
sensor_height_mm = 314.2
distance_between_robot_centre_and_detected_object = (15.0 / (
(min(self.distance([real_x1, real_y1], [real_x2, real_y1]),
self.distance([real_x1, real_y1],
[real_x1, real_y2])) /
max(self.distance([real_x1, real_y1], [real_x2, real_y1]),
self.distance([real_x1, real_y1], [real_x1, real_y2]))
)) * 123) / self.distance([real_x1, real_y1],
[real_x2, real_y1])
distance_between_robot_centre_and_detected_object = distance_between_robot_centre_and_detected_object * 5.0
distance_between_robot_centre_and_detected_object = distance
detected_objects.append(
(key, "", real_x1, real_y1, real_x2, real_y2,
distance_between_robot_centre_and_detected_object,
angle_between_robot_centre_and_detected_object))
print("detected objects", len(detected_objects))
temporary_memory = []
for image_item in detected_objects:
seen_item_centroid = (image_item[2] + self.distance(
(image_item[2], image_item[3]),
(image_item[4], image_item[3])) / 2.0,
image_item[4] + self.distance(
(image_item[2], image_item[3]),
(image_item[2], image_item[5])) / 2.0)
tracking_uuid = None
#print ("items in memory", len(self.SHORT_TERM_MEMORY))
for memory_item in self.SHORT_TERM_MEMORY:
memory_centroid = (memory_item[2] + self.distance(
(memory_item[2], memory_item[3]),
(memory_item[4], memory_item[3])) / 2.0,
memory_item[4] + self.distance(
(memory_item[2], memory_item[3]),
(memory_item[2], memory_item[5])) / 2.0)
#print ("distance", self.distance(seen_item_centroid, memory_centroid))
if self.distance(seen_item_centroid,
memory_centroid) < self.distance(
[image_item[2], image_item[3]],
[image_item[4], image_item[5]
]) and image_item[0] == memory_item[0]:
tracking_uuid = memory_item[1]
continue
if tracking_uuid != None:
temporary_memory.append(
(self.KNOWN_OBJECTS[int(image_item[0])], tracking_uuid,
image_item[2], image_item[3], image_item[4],
image_item[5], image_item[6], image_item[7]))
else:
temporary_memory.append(
(self.KNOWN_OBJECTS[int(image_item[0])], uuid.uuid1(),
image_item[2], image_item[3], image_item[4],
image_item[5], image_item[6], image_item[7]))
#print ("temp memory items", len(temporary_memory))
if self.show_image:
for item in temporary_memory:
cv2.rectangle(img, (item[2], item[3]), (item[4], item[5]),
(0, 0, 0), 5)
textLabel = '{}: {}'.format(item[0], item[1])
(retval,
baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX, 1,
1)
textOrg = (image_item[2] - 20, image_item[3] - 20)
cv2.rectangle(img,
(textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5,
textOrg[1] - retval[1] + 5), (0, 0, 0), 2)
cv2.rectangle(img,
(textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5,
textOrg[1] - retval[1] + 5),
(255, 255, 255), -1)
cv2.putText(img, textLabel, textOrg,
cv2.FONT_HERSHEY_DUPLEX, 0.3, (0, 0, 0), 1)
self.SHORT_TERM_MEMORY = temporary_memory
if self.show_image:
cv2.imshow('image', img)
cv2.waitKey(3000)
#time.sleep(1)
#cv2.destroyAllWindows()
return self.SHORT_TERM_MEMORY
def predict(self, img_path):
all_imgs = []
classes = {}
bbox_threshold = 0.8
st = time.time()
img = cv2.imread(img_path)
X, ratio = format_img(img, self.C)
print(K.image_data_format())
if K.image_data_format() == 'tf' or K.image_data_format(
) == 'channels_last':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = self.model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
self.C,
K.image_data_format(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // self.C.num_rois + 1):
ROIs = np.expand_dims(R[self.C.num_rois * jk:self.C.num_rois *
(jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // self.C.num_rois:
# pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], self.C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = self.model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = self.class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= self.C.classifier_regr_std[0]
ty /= self.C.classifier_regr_std[1]
tw /= self.C.classifier_regr_std[2]
th /= self.C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
self.C.rpn_stride * x, self.C.rpn_stride * y,
self.C.rpn_stride * (x + w), self.C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
candidates = [] # 모든 객체 후보 영역이 담길 list
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.6)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
real_points = TwoPoint(real_x1 + 10, real_y1 + 10,
real_x2 - 10, real_y2 - 10)
candidates.append(real_points)
cv2.rectangle(img, (real_x1 + 10, real_y1 + 10),
(real_x2 - 10, real_y2 - 10), (255, 0, 0), 2)
# cv2.rectangle(img,(x1, y1), (x2, y2), (int(class_to_color[key][0]), int(class_to_color[key][1]), int(class_to_color[key][2])), 3)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
(retval, baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX,
1, 1)
textOrg = (real_x1, real_y1 - 0)
cv2.rectangle(img, (textOrg[0], textOrg[1]),
(textOrg[0] + retval[0], textOrg[1] - retval[1]),
(0, 0, 0), 2)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(255, 255, 255), -1)
cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX,
1, (0, 0, 0), 1)
min_x1 = 10
min_y1 = 10
max_x2 = 0
max_y2 = 0
for c in candidates: # 허용된 범위를 넘어가는 bbox에 대한 최대 좌표 수정
if c.x1 <= 0:
c.x1 = 10
if c.y1 <= 0:
c.y1 = 10
if c.x2 >= IMAGE_MAX_X:
c.x2 = IMAGE_MAX_X - 10
if c.y2 >= IMAGE_MAX_Y:
c.y2 = IMAGE_MAX_Y - 10
if min_x1 > c.x1: # 객체들의 영역을 하나의 영역으로 합치는 과정
min_x1 = c.x1
if min_y1 > c.y1:
min_y1 = c.y1
if max_x2 < c.x2:
max_x2 = c.x2
if max_y2 < c.y2:
max_y2 = c.y2 # 각 객체의 최소점, 최대점을 계산하여 하나로 합침
cv2.rectangle(img, (min_x1, min_y1), (max_x2, max_y2), (255, 0, 255),
2)
print('Elapsed time = {}'.format(time.time() - st))
print(all_dets)
cv2.imshow('img', img)
cv2.waitKey(0)
def uploadtest(request):
if request.FILES:
str_info = ''
pic = request.FILES.get('pic')
sava_path = '%s/test/%s' % (settings.MEDIA_ROOT, pic.name)
with open(sava_path, 'wb') as f:
for content in pic.chunks():
f.write(content)
print('-->图片上传成功...')
str_info += '-->图片上传成功...\n'
# 以下是测试过程：
sys.setrecursionlimit(40000)
config_output_filename = os.path.join(settings.CONFIG_BISHE, 'bishe/config.pickle')
# print(config_output_filename)
print('-->正在检测...')
str_info += '-->正在检测...\n'
with open(config_output_filename, 'rb') as f_in:
C = pickle.load(f_in)
print('-->找到配置文件...')
C.model_path = os.path.join(settings.CONFIG_BISHE, C.model_path)
print('-->找到模型信息...')
str_info += '-->找到模型信息...\n'
print('-->模型路径地址：' + C.model_path)
str_info += '-->模型路径地址：' + C.model_path + '\n'
if C.network == 'resnet50':
import keras_frcnn.resnet as nn
elif C.network == 'vgg':
import keras_frcnn.vgg as nn
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
C.num_rois = 10
def format_img_size(img, C):
""" formats the image size based on config """
img_min_side = float(C.im_size)
(height, width, _) = img.shape
if width <= height:
ratio = img_min_side / width
new_height = int(ratio * height)
new_width = int(img_min_side)
else:
ratio = img_min_side / height
new_width = int(ratio * width)
new_height = int(img_min_side)
img = cv2.resize(img, (new_width, new_height), interpolation=cv2.INTER_CUBIC)
return img, ratio
def format_img_channels(img, C):
""" formats the image channels based on config """
img = img[:, :, (2, 1, 0)]
img = img.astype(np.float32)
img[:, :, 0] -= C.img_channel_mean[0]
img[:, :, 1] -= C.img_channel_mean[1]
img[:, :, 2] -= C.img_channel_mean[2]
img /= C.img_scaling_factor
img = np.transpose(img, (2, 0, 1))
img = np.expand_dims(img, axis=0)
return img
def format_img(img, C):
""" formats an image for model prediction based on config """
img, ratio = format_img_size(img, C)
img = format_img_channels(img, C)
return img, ratio
# Method to transform the coordinates of the bounding box to its original size
def get_real_coordinates(ratio, x1, y1, x2, y2):
real_x1 = int(round(x1 // ratio))
real_y1 = int(round(y1 // ratio))
real_x2 = int(round(x2 // ratio))
real_y2 = int(round(y2 // ratio))
return (real_x1, real_y1, real_x2, real_y2)
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.items()}
print('-->乳腺癌病症种类：' + str(class_mapping))
str_info += '-->乳腺癌病症种类：' + str(class_mapping) + '\n'
class_to_color = {class_mapping[v]: np.random.randint(0, 255, 3) for v in class_mapping}
if C.network == 'resnet50':
num_features = 1024
elif C.network == 'vgg':
num_features = 512
if K.image_dim_ordering() == 'th':
input_shape_img = (3, None, None)
input_shape_features = (num_features, None, None)
else:
input_shape_img = (None, None, 3)
input_shape_features = (None, None, num_features)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
feature_map_input = Input(shape=input_shape_features)
# define the base network (resnet here, can be VGG, Inception, etc)
shared_layers = nn.nn_base(img_input, trainable=True)
# define the RPN, built on the base layers
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn_layers = nn.rpn(shared_layers, num_anchors)
classifier = nn.classifier(feature_map_input, roi_input, C.num_rois, nb_classes=len(class_mapping),
trainable=True)
model_rpn = Model(img_input, rpn_layers)
model_classifier_only = Model([feature_map_input, roi_input], classifier)
model_classifier = Model([feature_map_input, roi_input], classifier)
print('-->由 {} 加载权重信息...'.format(C.model_path))
str_info += '-->由 {} 加载权重信息...'.format(C.model_path) + '\n'
model_rpn.load_weights(C.model_path, by_name=True)
model_classifier.load_weights(C.model_path, by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
all_imgs = []
classes = {}
bbox_threshold = 0.8
st = time.time()
filepath = sava_path
img = cv2.imread(filepath)
X, ratio = format_img(img, C)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1, Y2, C, K.image_dim_ordering(), overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :], axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
# pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append(
[C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w), C.rpn_stride * (y + h)])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(bbox, np.array(probs[key]),
overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2, real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
cv2.rectangle(img, (real_x1, real_y1), (real_x2, real_y2), (
int(class_to_color[key][0]), int(class_to_color[key][1]), int(class_to_color[key][2])), 2)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
(retval, baseLine) = cv2.getTextSize(textLabel, cv2.FONT_HERSHEY_COMPLEX, 1, 1)
textOrg = (real_x1, real_y1 - 0)
cv2.rectangle(img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5), (0, 0, 0), 2)
cv2.rectangle(img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5), (255, 255, 255), -1)
cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 1, (0, 0, 0), 1)
timeused = (time.time() - st)
print('-->检测完成，用时： {}...'.format(timeused))
str_info += '-->检测完成，用时： {}'.format(timeused) + '\n'
aaa = str(all_dets)
print('-->检测结果：' + aaa)
str_info += '-->检测结果：' + aaa + '\n'
result_path = '%s/result/%s' % (settings.MEDIA_ROOT, pic.name)
cv2.imwrite(result_path, img)
print(str_info)
# 将图片路径回传，为上传数据库做准备
test_pic = '/static/media/test/%s' % (pic.name)
result_pic = '/static/media/result/%s' % (pic.name)
user_id = UserInfo.objects.get(username=request.session.get('username')).id
return JsonResponse(
{'res': 1, 'result_pic': result_pic, 'test_pic': test_pic, 'user_id': user_id, 'str_info': str_info})
return JsonResponse({'res': 0})
def work(input, output, textlabel, piclabel, primpiclabel):
textlabel.append("Detecting now：")
test_path = input + '/'
output_path = output + '/'
#test_path = "../big_test_input/"
sys.setrecursionlimit(40000)
parser = OptionParser()
parser.add_option("-p",
"--path",
dest="test_path",
help="Path to test data.",
default=test_path)
parser.add_option(
"-n",
"--num_rois",
type="int",
dest="num_rois",
help="Number of ROIs per iteration. Higher means more memory use.",
default=32)
parser.add_option(
"--config_filename",
dest="config_filename",
help=
"Location to read the metadata related to the training (generated when training).",
default="./config.pickle")
parser.add_option("--network",
dest="network",
help="Base network to use. Supports vgg or resnet50.",
default='resnet50')
(options, args) = parser.parse_args()
if not options.test_path: # if filename is not given
parser.error(
'Error: path to test data must be specified. Pass --path to command line'
)
config_output_filename = options.config_filename
with open(config_output_filename, 'rb') as f_in:
C = pickle.load(f_in)
if C.network == 'resnet50':
import keras_frcnn.resnet as nn
elif C.network == 'vgg':
import keras_frcnn.vgg as nn
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
img_path = options.test_path
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.items()}
print(class_mapping)
class_to_color = {
class_mapping[v]: np.random.randint(0, 255, 3)
for v in class_mapping
}
C.num_rois = int(options.num_rois)
if C.network == 'resnet50':
num_features = 1024
elif C.network == 'vgg':
num_features = 512
if K.image_dim_ordering() == 'th':
input_shape_img = (3, None, None)
input_shape_features = (num_features, None, None)
else:
input_shape_img = (None, None, 3)
input_shape_features = (None, None, num_features)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
feature_map_input = Input(shape=input_shape_features)
# define the base network (resnet here, can be VGG, Inception, etc)
shared_layers = nn.nn_base(img_input, trainable=True)
# define the RPN, built on the base layers
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn_layers = nn.rpn(shared_layers, num_anchors)
classifier = nn.classifier(feature_map_input,
roi_input,
C.num_rois,
nb_classes=len(class_mapping),
trainable=True)
model_rpn = Model(img_input, rpn_layers)
model_classifier_only = Model([feature_map_input, roi_input], classifier)
model_classifier = Model([feature_map_input, roi_input], classifier)
print('Loading weights from {}'.format(C.model_path))
textlabel.append('Loading weights from {}'.format(C.model_path))
########################这两句以后要加上#################
#model_rpn.load_weights(C.model_path, by_name=True)
#model_classifier.load_weights(C.model_path, by_name=True)
#########################################################
model_rpn.load_weights(C.model_path, by_name=True)
model_classifier.load_weights(C.model_path, by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
all_imgs = []
classes = {}
bbox_threshold = 0.8
visualise = True
for idx, img_name in enumerate(sorted(os.listdir(img_path))):
if not img_name.lower().endswith(
('.bmp', '.jpeg', '.jpg', '.png', '.tif', '.tiff')):
continue
print(img_name)
##################更新窗口################
textlabel.append(img_name)
oldpath = test_path + img_name
beforeimage = QtGui.QPixmap(oldpath)
primpiclabel.setPixmap(beforeimage)
primpiclabel.setScaledContents(True)
##########################################
st = time.time()
filepath = os.path.join(img_path, img_name)
img = cv2.imread(filepath)
X, ratio = format_img(img, C)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
color = [0, 0, 0]
if key == "airbase": color = [0, 0, 255]
if key == "harbour": color = [21, 159, 235]
if key == "island": color = [59, 197, 184]
cv2.rectangle(img, (real_x1, real_y1), (real_x2, real_y2),
color, 2)
#textLabel = '{}: {}'.format(key,int(100*new_probs[jk]))
#all_dets.append((key,100*new_probs[jk]))
#textlabel.append('{}: {}'.format(key,100*new_probs[jk]))
#(retval,baseLine) = cv2.getTextSize(textLabel,cv2.FONT_HERSHEY_COMPLEX,1,1)
#textOrg = (real_x1, real_y1-0)
#cv2.rectangle(img, (textOrg[0] - 5, textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (0, 0, 0), 2)
#cv2.rectangle(img, (textOrg[0] - 5,textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (255, 255, 255), -1)
#cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 0.6, (0, 0, 0), 1)
print('Elapsed time = {}'.format(time.time() - st))
textlabel.append('Elapsed time = {}'.format(time.time() - st))
print(all_dets)
#cv2.imshow('img', img)
#cv2.waitKey(0)
cv2.imwrite(output_path + '{}.png'.format(idx), img)
afterimage = QtGui.QPixmap(output_path + '{}.png'.format(idx))
piclabel.setPixmap(afterimage)
piclabel.setScaledContents(True)
def predict_image(file_path):
global graph
print(file_path)
st = time.time()
img = cv2.imread(file_path)
image_name = os.path.split(file_path)[-1]
X = format_img(img, C)
img_scaled = np.transpose(X.copy()[0, (2, 1, 0), :, :], (1, 2, 0)).copy()
img_scaled[:, :, 0] += 123.68
img_scaled[:, :, 1] += 116.779
img_scaled[:, :, 2] += 103.939
img_scaled = img_scaled.astype(np.uint8)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
with graph.as_default():
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append(
[16 * x, 16 * y, 16 * (x + w), 16 * (y + h)])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
cv2.rectangle(img_scaled, (x1, y1), (x2, y2),
class_to_color[key], 2)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
(retval, baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX,
1, 1)
textOrg = (x1, y1 - 0)
cv2.rectangle(
img_scaled, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(0, 0, 0), 2)
cv2.rectangle(
img_scaled, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(255, 255, 255), -1)
cv2.putText(img_scaled, textLabel, textOrg,
cv2.FONT_HERSHEY_DUPLEX, 1, (0, 0, 0), 1)
print('Elapsed time = {}'.format(time.time() - st))
cv2.imwrite('./static/uploadImage/{}process.jpg'.format(image_name),
img_scaled)
print(all_dets)
def main():
cleanup()
sys.setrecursionlimit(40000)
config_output_filename = 'config.pickle'
with open(config_output_filename, 'r') as f_in:
C = pickle.load(f_in)
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.iteritems()}
print(class_mapping)
class_to_color = {class_mapping[v]: np.random.randint(0, 255, 3) for v in class_mapping}
C.num_rois = num_rois
if K.image_dim_ordering() == 'th':
input_shape_img = (3, None, None)
input_shape_features = (1024, None, None)
else:
input_shape_img = (None, None, 3)
input_shape_features = (None, None, 1024)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
feature_map_input = Input(shape=input_shape_features)
# define the base network (resnet here, can be VGG, Inception, etc)
shared_layers = nn.nn_base(img_input, trainable=True)
# define the RPN, built on the base layers
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn_layers = nn.rpn(shared_layers, num_anchors)
classifier = nn.classifier(feature_map_input, roi_input, C.num_rois, nb_classes=len(class_mapping), trainable=True)
model_rpn = Model(img_input, rpn_layers)
model_classifier_only = Model([feature_map_input, roi_input], classifier)
model_classifier = Model([feature_map_input, roi_input], classifier)
model_rpn.load_weights(C.model_path, by_name=True)
model_classifier.load_weights(C.model_path, by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
all_imgs = []
classes = {}
bbox_threshold = 0.8
visualise = True
print("Converting video to images..")
convert_to_images()
print("anotating...")
list_files = sorted(get_file_names(img_path), key=lambda var:[int(x) if x.isdigit() else x for x in re.findall(r'[^0-9]|[0-9]+', var)])
for img_name in list_files:
if not img_name.lower().endswith(('.bmp', '.jpeg', '.jpg', '.png', '.tif', '.tiff')):
continue
print(img_name)
st = time.time()
filepath = os.path.join(img_path,img_name)
img = cv2.imread(filepath)
X = format_img(img, C)
img_scaled = np.transpose(X.copy()[0, (2, 1, 0), :, :], (1, 2, 0)).copy()
img_scaled[:, :, 0] += 123.68
img_scaled[:, :, 1] += 116.779
img_scaled[:, :, 2] += 103.939
img_scaled = img_scaled.astype(np.uint8)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1, Y2, C, K.image_dim_ordering(), overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0]//C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois*jk:C.num_rois*(jk+1), :], axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0]//C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0],C.num_rois,curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4*cls_num:4*(cls_num+1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([16*x, 16*y, 16*(x+w), 16*(y+h)])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
all_objects = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk,:]
cv2.rectangle(img_scaled,(x1, y1), (x2, y2), class_to_color[key],2)
textLabel = '{}: {}'.format(key,int(100*new_probs[jk]))
all_dets.append((key,100*new_probs[jk]))
all_objects.append((key, 1))
(retval,baseLine) = cv2.getTextSize(textLabel,cv2.FONT_HERSHEY_COMPLEX,1,1)
textOrg = (x1, y1-0)
cv2.rectangle(img_scaled, (textOrg[0] - 5, textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (0, 0, 0), 2)
cv2.rectangle(img_scaled, (textOrg[0] - 5,textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (255, 255, 255), -1)
cv2.putText(img_scaled, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 1, (0, 0, 0), 1)
print('Elapsed time = {}'.format(time.time() - st))
height, width, channels = img_scaled.shape
cv2.rectangle(img_scaled, (0,0), (width, 30), (0, 0, 0), -1)
cv2.putText(img_scaled, "Obj count: " + str(list(accumulate(all_objects))), (5, 19), cv2.FONT_HERSHEY_TRIPLEX, 0.5, (255, 255, 255), 1)
cv2.imwrite(os.path.join(output_path, img_name), img_scaled)
print(all_dets)
print("saving to video..")
save_to_video()
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])] if cls_name not in bboxes: bboxes[cls_name] = [] probs[cls_name] = [] (x, y, w, h) = ROIs[0, ii, :] cls_num = np.argmax(P_cls[0, ii, :]) try: (tx, ty, tw, th) = P_regr[0, ii, 4*cls_num:4*(cls_num+1)] tx /= C.classifier_regr_std[0] ty /= C.classifier_regr_std[1] tw /= C.classifier_regr_std[2] th /= C.classifier_regr_std[3] x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th) except: pass bboxes[cls_name].append([C.rpn_stride*x, C.rpn_stride*y, C.rpn_stride*(x+w), C.rpn_stride*(y+h)]) probs[cls_name].append(np.max(P_cls[0, ii, :])) all_dets = [] for key in bboxes: bbox = np.array(bboxes[key]) new_boxes, new_probs = roi_helpers.non_max_suppression_fast(bbox, np.array(probs[key]), overlap_thresh=0.5) for jk in range(new_boxes.shape[0]): (x1, y1, x2, y2) = new_boxes[jk,:] (real_x1, real_y1, real_x2, real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
def get_bbox(R, C, model_classifier, class_mapping, F, ratio, bbox_threshold = 0.8):
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0]//C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois*jk:C.num_rois*(jk+1), :], axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0]//C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0],C.num_rois,curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4*cls_num:4*(cls_num+1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([C.rpn_stride*x, C.rpn_stride*y, C.rpn_stride*(x+w), C.rpn_stride*(y+h)])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk,:]
(real_x1, real_y1, real_x2, real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
# cv2.rectangle(img,(real_x1, real_y1), (real_x2, real_y2), (int(class_to_color[key][0]), int(class_to_color[key][1]), int(class_to_color[key][2])),2)
textLabel = '{}: {}'.format(key,int(100*new_probs[jk]))
all_dets.append((key,100*new_probs[jk]))
(retval,baseLine) = cv2.getTextSize(textLabel,cv2.FONT_HERSHEY_COMPLEX,1,1)
# textOrg = (real_x1, real_y1-0)
return all_dets, bboxes, probs
def predict(model, request: dict) -> dict:
model_rpn, model_classifier, C = model[0], model[1], model[2]
class_mapping = {v: k for k, v in C.class_mapping.items()}
class_to_color = {
class_mapping[v]: np.random.randint(0, 255, 3)
for v in class_mapping
}
if not tf.io.gfile.exists(export_path):
tf.io.gfile.makedirs(export_path)
bbox_threshold = 0.5
# filepath = test_path
# img = cv2.imread(filepath)
instances = request["instances"]
img = np.array(instances, dtype=np.uint8)
print(img.shape)
X, ratio = format_img(img, C)
X = np.transpose(X, (0, 2, 3, 1))
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1, Y2, C, overlap_thresh=0.7)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
cv2.rectangle(
img, (real_x1, real_y1), (real_x2, real_y2),
(int(class_to_color[key][0]), int(
class_to_color[key][1]), int(class_to_color[key][2])), 2)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
(retval, baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX, 1,
1)
textOrg = (real_x1, real_y1 - 0)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(0, 0, 0), 2)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(255, 255, 255), -1)
cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 1,
(0, 0, 0), 1)
payload = {
'output': img.tolist(),
}
return payload
# model_path = '/home/ritesh/Dkube-Demos/model/'
# export_path = './'
# test_path = 'data/test.png'
# filepath = test_path
# img = cv2.imread(filepath)
# print(img.shape)
# request = {
# 'instances': img.tolist(),
# }
# model, st = load(model_path)
# out = predict(model, request)
# out = np.array(out['output'], dtype= np.uint8)
# cv2.imwrite(export_path + 'result.png',out)
# with open('request.json', 'w') as outfile:
# json.dump(request, outfile, indent=4)
def calc_roi_siam(Im, R, X, title_id):
bboxes = {}
probs = {}
azimuths = {}
idx = []
bbox_threshold = 0.7
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
# pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr, P_view] = model_classifier.predict([X, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_num = np.argmax(P_cls[0, ii, :])
cls_name = class_mapping_inv[cls_num]
cls_view = P_view[0, ii, 360 * cls_num:360 * (cls_num + 1)]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
azimuths[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
try:
(tx, ty, tw, th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
azimuths[cls_name].append(np.argmax(cls_view, axis=0))
idx.append(jk * C.num_rois + ii)
key = cls_name
bbox = np.array(bboxes[key])
prob = np.array(probs[key])
azimuth = np.array(azimuths[key])
# bbox, prob, azimuth = roi_helpers.non_max_suppression_fast(bbox, prob, azimuth, overlap_thresh=0.3,use_az=True)
if draw_flag:
img = img_helpers.draw_bbox(Im, bbox, prob, azimuth, ratio,
class_mapping_inv, key)
img_helpers.display_image(img, title_id)
return bbox, prob, azimuth, idx
def work(textedit,pic_label,input,model,output):
#run test_frcnn.py -p ./testImages/
sys.setrecursionlimit(40000)
keras.backend.clear_session()
test_path=input + "/"
output = output + "/"
parser = OptionParser()
parser.add_option("-p", "--path", dest="test_path", help="Path to test data.", default=test_path)
parser.add_option("-n", "--num_rois", type="int", dest="num_rois",
help="Number of ROIs per iteration. Higher means more memory use.", default=256)
parser.add_option("--config_filename", dest="config_filename", help=
"Location to re ad the metadata related to the training (generated when training).",
default="config.pickle")
parser.add_option("--network", dest="network", help="Base network to use. Supports vgg or resnet50.", default='resnet50')
(options, args) = parser.parse_args()
if not options.test_path: # if filename is not given
parser.error('Error: path to test data must be specified. Pass --path to command line')
config_output_filename = options.config_filename
with open(config_output_filename, 'rb') as f_in:
C = pickle.load(f_in)
if C.network == 'resnet50':
import keras_frcnn.resnet as nn
elif C.network == 'vgg':
import keras_frcnn.vgg as nn
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
img_path = options.test_path
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.items()}
print(class_mapping)
class_to_color = {class_mapping[v]: np.random.randint(0, 255, 3) for v in class_mapping}
C.num_rois = int(options.num_rois)
if C.network == 'resnet50':
num_features = 1024
elif C.network == 'vgg':
num_features = 512
if K.image_dim_ordering() == 'th':
input_shape_img = (3, None, None)
input_shape_features = (num_features, None, None)
else:
input_shape_img = (None, None, 3)
input_shape_features = (None, None, num_features)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
feature_map_input = Input(shape=input_shape_features)
# define the base network (resnet here, can be VGG, Inception, etc)
shared_layers = nn.nn_base(img_input, trainable=True)
# define the RPN, built on the base layers
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn_layers = nn.rpn(shared_layers, num_anchors)
classifier = nn.classifier(feature_map_input, roi_input, C.num_rois, nb_classes=len(class_mapping), trainable=True)
model_rpn = Model(img_input, rpn_layers)
model_classifier_only = Model([feature_map_input, roi_input], classifier)
model_classifier = Model([feature_map_input, roi_input], classifier)
print('Loading weights from {}'.format(C.model_path))
model_rpn.load_weights(C.model_path, by_name=True)
model_classifier.load_weights(C.model_path, by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
all_imgs = []
classes = {}
bbox_threshold = 0.8
visualise = True
strideN = 400 ##步长
for idx, img_name in enumerate(sorted(os.listdir(img_path))):
print("开始检测：")
if not img_name.lower().endswith(('.bmp', '.jpeg', '.jpg', '.png', '.tif', '.tiff')):
continue
print(img_name)
filepath = os.path.join(img_path,img_name)
image = QtGui.QPixmap(filepath)
pic_label.setPixmap(image)
pic_label.setScaledContents(True)
imgO = cv2.imread(filepath)
(height,width,_) = imgO.shape
mH = int((height-strideN)/strideN)
mW = int((width-strideN)/strideN)
####对图像进行分割处理，网格搜索
object_key = []
object_pro = []
object_x1 = []
object_y1 = []
object_x2 = []
object_y2 = []
for m in range(mH):
for n in range (mW):
print(m*mW+n)
imgCopy = imgO.copy()
img = imgCopy[strideN*m:strideN*(m+2),strideN*n:strideN*(n+2)]##height,width
st = time.time()
X, ratio = format_img(img, C)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1, Y2, C, K.image_dim_ordering(), overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0]//C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois*jk:C.num_rois*(jk+1), :], axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0]//C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0],C.num_rois,curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4*cls_num:4*(cls_num+1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([C.rpn_stride*x, C.rpn_stride*y, C.rpn_stride*(x+w), C.rpn_stride*(y+h)])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
print(key)
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
print("test")
(x1, y1, x2, y2) = new_boxes[jk,:]
(real_x1, real_y1, real_x2, real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
color = [0,0,255]
if key == "airbase": color= [0,0,255]
if key == "harbour": color = [0,159,255]
if key == "island": color = [0,255,0]
print(real_x1)
print(real_y1)
print(real_x2)
print(real_y2)
cv2.rectangle(img,(real_x1, real_y1), (real_x2, real_y2), color,2)
textLabel = '{}: {}'.format(key,int(100*new_probs[jk]))
print(textLabel)
all_dets.append((key,100*new_probs[jk]))
object_real_x1 = real_x1 + strideN*n
object_real_y1 = real_y1 + strideN*m
object_real_x2 = real_x2 + strideN*n
object_real_y2 = real_y2 + strideN*m
object_key.append(key)
object_pro.append(new_probs[jk])
object_x1.append(object_real_x1)
object_y1.append(object_real_y1)
object_x2.append(object_real_x2)
object_y2.append(object_real_y2)
#(retval,baseLine) = cv2.getTextSize(textLabel,cv2.FONT_HERSHEY_COMPLEX,1,1)
#textOrg = (real_x1, real_y1-0)
#cv2.rectangle(img, (textOrg[0] - 5, textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (0, 0, 0), 2)
#cv2.rectangle(img, (textOrg[0] - 5,textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (255, 255, 255), -1)
#cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 0.6, (0, 0, 0), 1)
print('Elapsed time = {}'.format(time.time() - st))
cursor = textedit.textCursor()
cursor.movePosition(QtGui.QTextCursor.End)
cursor.insertText(str(m*mW+n))
cursor.insertText("\r\n")
cursor.insertText('Elapsed time = {}'.format(time.time() - st))
cursor.insertText("\r\n")
# textedit.append('Elapsed time = {}'.format(time.time() - st))
textedit.setTextCursor(cursor)
textedit.ensureCursorVisible()
#print(all_dets)
aaa=filepath.split('/')
aab=aaa[-1].split('.')
cv2.imwrite(output + aab[0] + '_' + str(m*mW+n+1) + '.' + aab[1],img)
image = QtGui.QPixmap(output + aab[0] + '_' + str(m*mW+n+1) + '.' + aab[1])
pic_label.setPixmap(image)
pic_label.setScaledContents(True)
#cv2.imwrite('./results_imgs/{}.jpg'.format(m*mW+n),img)
##非极大值抑制
imgCopy2 = imgO.copy()
object_name = ["airbase","harbour","island"]
for object_class in range (len(object_name)):
x1 = []
y1 = []
x2 = []
y2 = []
prob=[]
for numR in range (len(object_key)):
if object_key[numR]==object_name[object_class]:
x1.append(object_x1[numR])
y1.append(object_y1[numR])
x2.append(object_x2[numR])
y2.append(object_y2[numR])
prob.append(object_pro[numR])
if len(x1)>0:
x1=np.array(x1)
y1=np.array(y1)
x2=np.array(x2)
y2=np.array(y2)
prob=np.array(prob)
x1, y1, x2, y2, probs = non_max_suppression(x1,y1,x2,y2, prob, overlap_thresh=0.5, max_boxes=300)
for numLR in range (len(x1)):
real_x1 = x1[numLR]
real_y1 = y1[numLR]
real_x2 = x2[numLR]
real_y2 = y2[numLR]
color = [0,0,255]
if object_name[object_class] == "airbase": color= [0,0,255]
if object_name[object_class] == "harbour": color = [0,159,255]
if object_name[object_class] == "island": color = [0,255,0]
cv2.rectangle(imgCopy2,(real_x1, real_y1), (real_x2, real_y2), color,2)
#cv2.imwrite('./results_imgs/{}.jpg'.format(9999),imgCopy2)
cv2.imwrite(output + filepath.split('/')[-1],imgCopy2)
image = QtGui.QPixmap(output + filepath.split('/')[-1])
pic_label.setPixmap(image)
pic_label.setScaledContents(True)
'''
def test_view_func_NN(model_classifier, model_rpn, model_inner, C):
test_cls = 'aeroplane'
input_train_file = 'pickle_data/train_data_Wflip_all.pickle'
## read the training data from pickle file or from annotations
test_pickle = 'pickle_data/test_data_{}.pickle'.format(test_cls)
if os.path.exists(test_pickle):
with open(test_pickle) as f:
all_imgs, classes_count, _ = pickle.load(f)
class_mapping = C.class_mapping
inv_class_mapping = {v: k for k, v in class_mapping.iteritems()}
backend = K.image_dim_ordering()
gt_cls_num = class_mapping[test_cls]
print('work on class {}'.format(test_cls))
base_path = os.getcwd()
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
count = 0
good_img = 0
not_good = 0
def format_img_size(img, C):
""" formats the image size based on config """
img_min_side = float(C.im_size)
(height, width, _) = img.shape
if width <= height:
ratio = img_min_side / width
new_height = int(ratio * height)
new_width = int(img_min_side)
else:
ratio = img_min_side / height
new_width = int(ratio * width)
new_height = int(img_min_side)
img = cv2.resize(img, (new_width, new_height),
interpolation=cv2.INTER_CUBIC)
return img, ratio
def format_img_channels(img, C):
""" formats the image channels based on config """
img = img[:, :, (2, 1, 0)]
img = img.astype(np.float32)
img[:, :, 0] -= C.img_channel_mean[0]
img[:, :, 1] -= C.img_channel_mean[1]
img[:, :, 2] -= C.img_channel_mean[2]
img /= C.img_scaling_factor
img = np.transpose(img, (2, 0, 1))
img = np.expand_dims(img, axis=0)
return img
def format_img(img, C):
""" formats an image for model prediction based on config """
img, ratio = format_img_size(img, C)
img = format_img_channels(img, C)
return img, ratio
def display_image(img):
img1 = img[:, :, (2, 1, 0)]
# img1=img
im = Image.fromarray(img1.astype('uint8'), 'RGB')
im.show()
# Method to transform the coordinates of the bounding box to its original size
def get_real_coordinates(ratio, x1, y1, x2, y2):
## read the training data from pickle file or from annotations
real_x1 = int(round(x1 // ratio))
real_y1 = int(round(y1 // ratio))
real_x2 = int(round(x2 // ratio))
real_y2 = int(round(y2 // ratio))
return (real_x1, real_y1, real_x2, real_y2)
vnum_test = 24
azimuth_vec = np.concatenate(
([0],
np.linspace((360. / (vnum_test * 2)), 360. -
(360. / (vnum_test * 2)), vnum_test)),
axis=0)
def find_interval(azimuth, azimuth_vec):
for i in range(len(azimuth_vec)):
if azimuth < azimuth_vec[i]:
break
ind = i
if azimuth > azimuth_vec[-1]:
ind = 1
return ind
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.items()}
# print(class_mapping)
class_to_color = {
class_mapping[v]: np.random.randint(0, 255, 3)
for v in class_mapping
}
C.num_rois = 32
obj_num = 0
bbox_threshold_orig = 0.6
th_bbox = 0.4
## get GT for all az for single cls
feature_az = []
sorted_path = input_train_file
tmp_ind = sorted_path.index('.pickle')
sorted_path = sorted_path[:tmp_ind] + "_sorted_Angles" + sorted_path[
tmp_ind:]
if os.path.exists(sorted_path):
print("loading sorted data")
with open(sorted_path) as f:
trip_data = pickle.load(f)
im_file = []
ind = []
for ii in range(360):
for jj in range(3):
try:
im_file.append(trip_data[test_cls][ii][jj])
ind.append(ii)
except:
if jj == 0:
print('no azimuth {}'.format(ii))
data_gen_train = data_generators.get_anchor_gt(im_file, [],
C,
K.image_dim_ordering(),
mode='test')
azimuth_dict = []
inner_NN = []
azimuths = []
for tt in range(len(ind)):
try:
if tt % 100 == 0:
print('worked on {}/{}'.format(tt, len(ind)))
# print ('im num {}'.format(good_img))
X, Y, img_data = next(data_gen_train)
P_rpn = model_rpn.predict_on_batch(X)
R = roi_helpers.rpn_to_roi(P_rpn[0],
P_rpn[1],
C,
K.image_dim_ordering(),
use_regr=True,
overlap_thresh=0.7,
max_boxes=300)
X2, Y1, Y2, Y_view = roi_helpers.calc_iou_new(
R, img_data, C, C.class_mapping)
pos_samples = np.where(Y1[0, :, -1] == 0)
sel_samples = pos_samples[0].tolist()
R = X2[0, sel_samples, :]
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois *
(jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
# pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr, P_view] = model_classifier.predict([X, ROIs])
iner_f = model_inner.predict([X, ROIs])
# oo = model_classifier_only.predict([F, ROIs])
for ii in range(len(sel_samples)):
if np.max(P_cls[0,
ii, :]) < bbox_threshold_orig or np.argmax(
P_cls[0,
ii, :]) == (P_cls.shape[2] - 1):
continue
## get class from the net
# cls_num = np.argmax(P_cls[0, ii, :])
## use gt class
cls_num = gt_cls_num
cls_name = inv_class_mapping[cls_num]
cls_view = P_view[0, ii, 360 * cls_num:360 * (cls_num + 1)]
# azimuths[cls_name].append(np.argmax(cls_view, axis=0))
inner_NN.append(iner_f[0, ii, :])
azimuth_dict.append(img_data['bboxes'][0]['azimuth'])
except:
print('failed on az {}'.format(img_data['bboxes'][0]['azimuth']))
## calculating some mean feature map for every az
with open('pickle_data/{}_NN.pickle'.format(C.weight_name), 'w') as f:
pickle.dump([inner_NN, azimuth_dict], f)
print('saved PICKLE')
with open('pickle_data/{}_NN.pickle'.format(C.weight_name)) as f:
inner_NN, azimuth_dict = pickle.load(f)
neigh = KNeighborsClassifier(n_neighbors=1)
neigh.fit(inner_NN, azimuth_dict)
jj = 0
for im_file in all_imgs:
jj += 1
if jj % 50 == 0:
print(jj)
filepath = im_file['filepath']
img = cv2.imread(filepath)
img_gt = np.copy(img)
if img is None:
not_good += 1
continue
else:
good_img += 1
# print ('im num {}'.format(good_img))
X, ratio = format_img(img, C)
if backend == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
Y1, Y2 = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.7)
# # convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
width, height = int(im_file["width"]), int(im_file["height"])
resized_width, resized_height = data_generators.get_new_img_size(
width, height, C.im_size)
# [_,_, F] = model_rpn.predict(X)
ROIs = []
## pass on all the labels in the image, some of them are not equal to test_cls
for bbox_gt in im_file['bboxes']:
no_bbox_flag = 1
bbox_threshold = bbox_threshold_orig
if not bbox_gt['class'] == test_cls:
continue
if bbox_gt[
'class'] == test_cls and bbox_threshold == bbox_threshold_orig:
obj_num += 1
while no_bbox_flag and bbox_threshold > th_bbox:
cls_gt = bbox_gt['class']
az_gt = bbox_gt['azimuth']
el_gt = bbox_gt['elevation']
t_gt = bbox_gt['tilt']
if len(ROIs) == 0:
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
azimuths = {}
inner_res = {}
# print ('obj num {}'.format(obj_num))
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois *
(jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois,
curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(
ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr,
P_view] = model_classifier.predict([X, ROIs])
inner_out = model_inner.predict([X, ROIs])
# oo = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[
0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0,
ii, :]) == (P_cls.shape[2] - 1):
continue
## get class from the net
# cls_num = np.argmax(P_cls[0, ii, :])
## use gt class
cls_num = gt_cls_num
cls_name = inv_class_mapping[cls_num]
cls_view = P_view[0, ii, 360 * cls_num:360 *
(cls_num + 1)]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
azimuths[cls_name] = []
inner_res[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
try:
(tx, ty, tw,
th) = P_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y,
C.rpn_stride * (x + w), C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
azimuths[cls_name].append(
np.argmax(cls_view, axis=0))
inner_res[cls_name].append(inner_out[0, ii, :])
# cv2.rectangle(img_gt, (bbox_gt['x1'], bbox_gt['y1']), (bbox_gt['x2'], bbox_gt['y2']), (int(class_to_color[test_cls][0]), int(class_to_color[test_cls][1]), int(class_to_color[test_cls][2])), 2)
for key in bboxes:
# if 1:
if key == test_cls and bbox_gt['class'] == test_cls:
bbox = np.array(bboxes[key])
prob = np.array(probs[key])
azimuth = np.array(azimuths[key])
inner_result = np.array(inner_res[key])
# img = draw_bbox(img,bbox, prob, azimuth, ratio)
azimuth = neigh.predict(inner_result)
## get the azimuth from bbox that have more than 'overlap_thresh' overlap with gt_bbox
az = []
overlap_thresh = 0.5
try:
while np.size(az) == 0 and overlap_thresh > 0:
_, prob_bbox, az = roi_helpers.overlap_with_gt(
bbox,
prob,
azimuth,
bbox_gt,
ratio=ratio,
overlap_thresh=overlap_thresh,
max_boxes=300,
use_az=True)
overlap_thresh -= 0.1
if overlap_thresh == 0:
print("No good Bbox was found")
counts = np.bincount(az)
except:
az = []
counts = []
try:
az_fin = np.argmax(counts)
true_bin = find_interval(az_gt, azimuth_vec)
prob_bin = find_interval(az_fin, azimuth_vec)
no_bbox_flag = 0
if true_bin == prob_bin:
count += 1
break
except:
# print('here')
no_bbox_flag = 1
bbox_threshold -= 0.1
## azimuth calculations
## display
bbox_threshold -= 0.1
succ = float(count) / float(obj_num) * 100.
print(
'for class {} -true count is {} out of {} from {} images . {} success'.
format(test_cls, count, obj_num, good_img, succ))
return succ
def detect_image(img, image_id="", is_map=False):
st = time.time()
X, ratio = format_img(img, C)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
if is_map:
image_file = open('/content/VOC2007TestFRCNNVgg16/%s.txt' % image_id,
'w')
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
cv2.rectangle(
img, (real_x1, real_y1), (real_x2, real_y2),
(int(class_to_color[key][0]), int(
class_to_color[key][1]), int(class_to_color[key][2])), 2)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
(retval, baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX, 1,
1)
textOrg = (real_x1, real_y1 - 0)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(0, 0, 0), 2)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(255, 255, 255), -1)
cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 1,
(0, 0, 0), 1)
if is_map:
image_file.write(key + " " + str(new_probs[jk]) + " " +
str(real_x1) + " " + str(real_y1) + " " +
str(real_x2) + " " + str(real_y2) + '\n')
if is_map:
image_file.close()
print('Elapsed time = {}'.format(time.time() - st))
print(all_dets)
#cv2.imshow('img', img)
#cv2.waitKey(0)
return img
def upload_file():
print("request is ", request.files)
st = time.time()
content_length = request.content_length
print(f"Content_length : {content_length}")
print("data type is ", type(request))
print("data type of request files ", type(request.files))
data_dict = request.form.to_dict()
#print(type(data_dict))
#print(data_dict['file'])
#print('data from frontend',data_dict)
data = (data_dict['file'].split(',')[1])
l, b = (data_dict['imgDimensions'].split(','))
l = int(l)
b = int(b)
print('width of image', l)
print('type of l ', type(l))
print('height of image', b)
#print(data)
#print(len(data_dict))
#print(data)
imgdata = base64.b64decode(data)
print("imagedata type is", type(imgdata))
img2 = Image.open(io.BytesIO(imgdata))
print(type(img2))
#img2.show()
#img = cv2.imread(img2)
#print('opencv type' , type(img))
#print(type(img))
a = np.array(img2.getdata()).astype(np.float64)
#print('datatype of w ', w.dtype)
#b = np.ones(172800,3)
#a = np.concatenate((w,b), axis=None)
print('type of data to model ', type(a))
print('shape of data from frontend', a.shape)
#r, c = a.shape
#print('Value of r', r)
"""
if a.shape == (480000, 3):
data = a.reshape(600, 800, 3)
else: data = a.reshape(480, 640, 3)
"""
data = a.reshape(b, l, 3)
st = time.time()
parser = OptionParser()
parser.add_option(
"-n",
"--num_rois",
type="int",
dest="num_rois",
help="Number of ROIs per iteration. Higher means more memory use.",
default=64)
parser.add_option(
"--config_filename",
dest="config_filename",
help=
"Location to read the metadata related to the training (generated when training).",
default="config.pickle")
parser.add_option("--network",
dest="network",
help="Base network to use. Supports vgg or resnet50.",
default='resnet50')
(options, args) = parser.parse_args()
config_output_filename = options.config_filename
with open(config_output_filename, 'rb') as f_in:
C = pickle.load(f_in)
if C.network == 'resnet50':
import keras_frcnn.resnet as nn
elif C.network == 'vgg':
import keras_frcnn.vgg as nn
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.items()}
print(class_mapping)
class_to_color = {
class_mapping[v]: np.random.randint(0, 255, 3)
for v in class_mapping
}
C.num_rois = int(options.num_rois)
if C.network == 'resnet50':
num_features = 1024
elif C.network == 'vgg':
num_features = 512
if K.image_dim_ordering() == 'th':
input_shape_img = (3, None, None)
input_shape_features = (num_features, None, None)
else:
input_shape_img = (None, None, 3)
input_shape_features = (None, None, num_features)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
feature_map_input = Input(shape=input_shape_features)
# define the base network (resnet here, can be VGG, Inception, etc)
shared_layers = nn.nn_base(img_input, trainable=True)
# define the RPN, built on the base layers
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn_layers = nn.rpn(shared_layers, num_anchors)
classifier = nn.classifier(feature_map_input,
roi_input,
C.num_rois,
nb_classes=len(class_mapping),
trainable=True)
model_rpn = Model(img_input, rpn_layers)
model_classifier_only = Model([feature_map_input, roi_input], classifier)
model_classifier = Model([feature_map_input, roi_input], classifier)
print('Loading weights from {}'.format(C.model_path))
model_rpn.load_weights(C.model_path, by_name=True)
model_classifier.load_weights(C.model_path, by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
all_imgs = []
classes = {}
bbox_threshold = 0.6
visualise = True
#if not img_name.lower().endswith(('.bmp', '.jpeg', '.jpg', '.png', '.tif', '.tiff')):
# continue
#print(img_name)
#filepath = os.path.join(img_path,img_name)
img = data
#cv2.imshow('img', img)
#cv2.waitKey(0)
X, ratio = format_img(img, C)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.6)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.6)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
cv2.rectangle(
img, (real_x1, real_y1), (real_x2, real_y2),
(int(class_to_color[key][0]), int(
class_to_color[key][1]), int(class_to_color[key][2])), 2)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
(retval, baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX, 1,
1)
textOrg = (real_x1, real_y1 - 0)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(0, 0, 0), 2)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(255, 255, 255), -1)
cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 1,
(0, 0, 0), 1)
print('Elapsed time = {}'.format(time.time() - st))
print('number of windoiws detected', len(all_dets))
print(all_dets)
r = len(all_dets)
img3 = normalize(img)
#plt.imshow(img)
#cv2.imshow('img3', img3)
#cv2.waitKey(0)
K.clear_session()
#data = process(data)
#print('after reshape',data.shape)
im2 = Image.fromarray(img.astype("uint8"), "RGB")
print("im2 data type is ", type(im2))
#to_frontend = (" ".join(str(x) for x in data))
db = data.tobytes()
print('type of data to database :', type(db))
todb = insertBLOB('Image007', db)
print('final data shape fed to model : ', data.shape)
# ImageFile img = db.b64encode()
# with open("t.png", "rb") as imageFile:
# str = base64.b64encode(imageFile.read())
#cv2.imshow('image', cv2.cvtColor(data, cv2.COLOR_BGR2GRAY))
#cv2.waitKey()
#str = base64.b64encode(data)
# return jsonify(to_frontend, r)
#img = Image.open( 'C:\Window Counter_Project\Flickr\Window_101 (131).jpg' )
#img.load()
#data = np.asarray( img, dtype="int32" )
#im = Image.fromarray(data.astype("uint8"))
#im.show() # uncomment to look at the image
rawBytes = io.BytesIO()
print(rawBytes)
im2.save(rawBytes, "jpeg")
#im2.show()
print('type of im2 is ', type(im2))
rawBytes.seek(0) # return to the start of the file
response_obj = {
'count': r,
'image':
"data:image/jpeg;base64," + str(base64.b64encode(rawBytes.read()))
}
#print("response is", type(response_obj))
return jsonify(Data=response_obj)
def predict(self, img=None, filepath=None, img_name=None):
if img is None:
img = cv2.imread(filepath)
X = self.format_img(img, self.C)
img_scaled = np.transpose(X.copy()[0, (2, 1, 0), :, :], (1, 2, 0)).copy()
img_scaled[:, :, 0] += 123.68
img_scaled[:, :, 1] += 116.779
img_scaled[:, :, 2] += 103.939
img_scaled = img_scaled.astype(np.uint8)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = self.model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1, Y2, self.C, K.image_dim_ordering(), overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0]//self.C.num_rois + 1):
ROIs = np.expand_dims(R[self.C.num_rois*jk:self.C.num_rois*(jk+1), :], axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0]//self.C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0],self.C.num_rois,curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = self.model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < self.bbox_threshold or np.argmax(P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = self.class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4*cls_num:4*(cls_num+1)]
tx /= self.C.classifier_regr_std[0]
ty /= self.C.classifier_regr_std[1]
tw /= self.C.classifier_regr_std[2]
th /= self.C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([16*x, 16*y, 16*(x+w), 16*(y+h)])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk,:]
cv2.rectangle(img_scaled,(x1, y1), (x2, y2), np.array([0, 255, 255]), 2)
all_dets.append([new_probs[jk], x1, y1, x2, y2])
# cv2.imshow('img', img_scaled)
# cv2.waitKey(0)
# cv2.imwrite('./imgs/{}.png'.format(img_name[:-4]),img_scaled)
return all_dets
def Test_frcnn(test_path,
config_filename,
num_rois=32,
network="vgg",
terminal_flag=False):
"""
Test the object detection network
test_path --str: Full Path to the folder containing the test images (No default)
config_filename --str: Full path to the config_file.pickle, generated while training (No default)
num_rois --int: number of ROIs to process at once (Default 32)
network --str: The base network to use (One of 'vgg','resnet50') (Default 'vgg')
terminal_flag --bool: Flag to test if accessing from terminal do not pass anything to it while calling this function
OUTPUT:
When the script is called from terminal the images are displayed using opencv (images are in BGR format)
When called as a function returns the images, dets as 2 lists (images are in RGB format)
"""
config_output_filename = config_filename
with open(config_output_filename, 'rb') as f_in:
C = pickle.load(f_in)
if network == 'resnet50':
import keras_frcnn.resnet as nn
elif network == 'vgg':
import keras_frcnn.vgg as nn
elif network == "mobilenet":
import keras_frcnn.mobilenet as nn
C.model_path = 'epoch-176.hdf5'
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
img_path = test_path
def format_img_size(img, C): # utility function 1
""" formats the image size based on config """
img_min_side = float(C.im_size)
(height, width, _) = img.shape
if width <= height:
ratio = img_min_side / width
new_height = int(ratio * height)
new_width = int(img_min_side)
else:
ratio = img_min_side / height
new_width = int(ratio * width)
new_height = int(img_min_side)
img = cv2.resize(img, (new_width, new_height),
interpolation=cv2.INTER_CUBIC)
return img, ratio
def format_img_channels(img, C): #utility function 2
""" formats the image channels based on config """
img = img[:, :, (2, 1, 0)]
img = img.astype(np.float32)
img[:, :, 0] -= C.img_channel_mean[0]
img[:, :, 1] -= C.img_channel_mean[1]
img[:, :, 2] -= C.img_channel_mean[2]
img /= C.img_scaling_factor
img = np.transpose(img, (2, 0, 1))
img = np.expand_dims(img, axis=0)
return img
def format_img(img, C): # utility function 3
""" formats an image for model prediction based on config """
img, ratio = format_img_size(img, C)
img = format_img_channels(img, C)
return img, ratio
# Method to transform the coordinates of the bounding box to its original size
def get_real_coordinates(ratio, x1, y1, x2, y2): #utility function 4
real_x1 = int(round(x1 // ratio))
real_y1 = int(round(y1 // ratio))
real_x2 = int(round(x2 // ratio))
real_y2 = int(round(y2 // ratio))
return (real_x1, real_y1, real_x2, real_y2)
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.items()}
print(class_mapping)
class_to_color = {
class_mapping[v]: np.random.randint(0, 255, 3)
for v in class_mapping
}
C.num_rois = int(num_rois)
if C.network == 'resnet50':
num_features = 1024
elif C.network == 'vgg':
num_features = 512
elif C.network == 'mobilenet':
num_features = 512
if K.image_dim_ordering() == 'th':
input_shape_img = (3, None, None)
input_shape_features = (num_features, None, None)
else:
input_shape_img = (None, None, 3)
input_shape_features = (None, None, num_features)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(C.num_rois, 4))
feature_map_input = Input(shape=input_shape_features)
# define the base network (resnet here, can be VGG, Inception, etc)
shared_layers = nn.nn_base(img_input, trainable=True)
# define the RPN, built on the base layers
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn_layers = nn.rpn(shared_layers, num_anchors)
classifier = nn.classifier(feature_map_input,
roi_input,
C.num_rois,
nb_classes=len(class_mapping),
trainable=True)
model_rpn = Model(img_input, rpn_layers)
model_classifier_only = Model([feature_map_input, roi_input], classifier)
model_classifier = Model([feature_map_input, roi_input], classifier)
print('Loading weights from {}'.format(C.model_path))
model_rpn.load_weights(C.model_path, by_name=True)
model_classifier.load_weights(C.model_path, by_name=True)
model_rpn.compile(optimizer='sgd', loss='mse')
model_classifier.compile(optimizer='sgd', loss='mse')
bbox_threshold = 0.8
list_of_all_images = []
list_of_all_dets = []
for idx, img_name in enumerate(sorted(os.listdir(img_path))):
if not img_name.lower().endswith(
('.bmp', '.jpeg', '.jpg', '.png', '.tif', '.tiff')):
continue
print(img_name)
st = time.time()
filepath = os.path.join(img_path, img_name)
img = cv2.imread(filepath)
X, ratio = format_img(img, C)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
cv2.rectangle(
img, (real_x1, real_y1), (real_x2, real_y2),
(int(class_to_color[key][0]), int(class_to_color[key][1]),
int(class_to_color[key][2])), 2)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
(retval, baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX,
1, 1)
textOrg = (real_x1, real_y1 - 0)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(0, 0, 0), 2)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(255, 255, 255), -1)
cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX,
1, (0, 0, 0), 1)
if terminal_flag:
print('Elapsed time = {}'.format(time.time() - st))
print(all_dets)
if len(all_dets) > 0:
cv2.imwrite(img_name + '_new.png', img)
cv2.waitKey(0)
else:
list_of_all_images.append(cv2.cvtColor(img, cv2.COLOR_BGR2RGB))
list_of_all_dets.append(all_dets)
if not terminal_flag:
return (list_of_all_images, list_of_all_dets)
def predict(self, img):
st = time.time()
X, ratio = self.format_img(img)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = self.model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
self.C,
K.image_dim_ordering(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // self.C.num_rois + 1):
ROIs = np.expand_dims(R[self.C.num_rois * jk:self.C.num_rois *
(jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // self.C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], self.C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = self.model_classifier_only.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < self.bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = self.class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= self.C.classifier_regr_std[0]
ty /= self.C.classifier_regr_std[1]
tw /= self.C.classifier_regr_std[2]
th /= self.C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
self.C.rpn_stride * x, self.C.rpn_stride * y,
self.C.rpn_stride * (x + w), self.C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
return new_boxes, ratio
def detect_on_image(self, img):
tic = time.time()
X, ratio = format_img(img, self.cfg)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2, F] = self.model_rpn.predict(X)
# this is result contains all boxes, which is [x1, y1, x2, y2]
result = roi_helpers.rpn_to_roi(Y1,
Y2,
self.cfg,
K.image_dim_ordering(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
result[:, 2] -= result[:, 0]
result[:, 3] -= result[:, 1]
bbox_threshold = 0.7
# apply the spatial pyramid pooling to the proposed regions
boxes = dict()
for jk in range(result.shape[0] // self.cfg.num_rois + 1):
rois = np.expand_dims(result[self.cfg.num_rois *
jk:self.cfg.num_rois * (jk + 1), :],
axis=0)
if rois.shape[1] == 0:
break
if jk == result.shape[0] // self.cfg.num_rois:
# pad R
curr_shape = rois.shape
target_shape = (curr_shape[0], self.cfg.num_rois,
curr_shape[2])
rois_padded = np.zeros(target_shape).astype(rois.dtype)
rois_padded[:, :curr_shape[1], :] = rois
rois_padded[0, curr_shape[1]:, :] = rois[0, 0, :]
rois = rois_padded
[p_cls, p_regr] = self.model_classifier.predict([F, rois])
for ii in range(p_cls.shape[1]):
if np.max(p_cls[0, ii, :]) < bbox_threshold or np.argmax(
p_cls[0, ii, :]) == (p_cls.shape[2] - 1):
continue
cls_num = np.argmax(p_cls[0, ii, :])
if cls_num not in boxes.keys():
boxes[cls_num] = []
(x, y, w, h) = rois[0, ii, :]
try:
(tx, ty, tw, th) = p_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= self.cfg.classifier_regr_std[0]
ty /= self.cfg.classifier_regr_std[1]
tw /= self.cfg.classifier_regr_std[2]
th /= self.cfg.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except Exception as e:
print(e)
pass
boxes[cls_num].append([
self.cfg.rpn_stride * x, self.cfg.rpn_stride * y,
self.cfg.rpn_stride * (x + w),
self.cfg.rpn_stride * (y + h),
np.max(p_cls[0, ii, :])
])
return boxes
def predict(self, img, filename):
with self.graph.as_default():
print(self.class_mapping)
bbox_threshold = 0.8
X, ratio = ult.format_img(img, self.config)
if K.image_dim_ordering() == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
# print(X)
[Y1, Y2, F] = self.model.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
self.config,
K.image_dim_ordering(),
overlap_thresh=0.7)
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // self.config.num_rois + 1):
ROIs = np.expand_dims(R[self.config.num_rois *
jk:self.config.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // self.config.num_rois:
# pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], self.config.num_rois,
curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = self.modelClassify.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = self.class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw,
th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= self.config.classifier_regr_std[0]
ty /= self.config.classifier_regr_std[1]
tw /= self.config.classifier_regr_std[2]
th /= self.config.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
self.config.rpn_stride * x, self.config.rpn_stride * y,
self.config.rpn_stride * (x + w),
self.config.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
detect_imgs = []
for key in bboxes:
bbox = np.array(bboxes[key])
count = 0
newPic_name = "box_{}.jpg".format(
str(filename[:-4] + str(count)))
count += 1
detect_imgs.append(newPic_name)
original_img = cv2.imread('./static/tmp_pic/' + filename)
height, width, _ = original_img.shape
(resized_width,
resized_height) = ult.get_new_img_size(width, height, 300)
resize_img = cv2.resize(original_img,
(resized_width, resized_height),
interpolation=cv2.INTER_CUBIC)
cv2.imwrite("./static/img/doc/" + filename, resize_img)
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = ult.get_real_coordinates(
ratio, x1, y1, x2, y2)
gt_x1, gt_x2 = real_x1 * (
resized_width / width), real_x2 * (resized_width /
width)
gt_y1, gt_y2 = real_y1 * (
resized_height / height), real_y2 * (resized_height /
height)
gt_x1, gt_y1, gt_x2, gt_y2 = int(gt_x1), int(gt_y1), int(
gt_x2), int(gt_y2)
color = (0, 255, 0)
result_img = cv2.rectangle(resize_img, (gt_x1, gt_y1),
(gt_x2, gt_y2), color, 2)
cv2.imwrite("./static/img/doc/" + newPic_name, result_img)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
all_dets.append((key, 100 * new_probs[jk]))
(retval,
baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX, 1,
1)
textOrg = (real_x1, real_y1 - 0)
cv2.rectangle(img,
(textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5,
textOrg[1] - retval[1] - 5), (0, 0, 0), 2)
cv2.rectangle(img,
(textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5,
textOrg[1] - retval[1] - 5),
(255, 255, 255), -1)
cv2.putText(img, textLabel, textOrg,
cv2.FONT_HERSHEY_DUPLEX, 1, (0, 0, 0), 1)
print(all_dets)
if len(detect_imgs) > 0:
print(detect_imgs[0])
return detect_imgs[0], all_dets
else:
return "Can not detect"
def Test_frcnn(test_images_list="./test_samples/",
network_arch=arch,
config_filename,
preprocessing_function=None,
num_rois=None,
final_classification_threshold=0.8):
"""
Test the object detection network
test_images_list --list: list containing path to test_images (No default)
network_arc --object: the full faster rcnn network .py file passed as an object (no default)
config_filename --str: Full path to the config_file.pickle, generated while training (No default)
preprocessing_function --function: optional image preprocessing function (Default None)
num_rois --int: (optional)The number of ROIs to process at once in the final classifier (Default None)
if not given. The number of ROIs given while training is chosen
final_classification_threshold --float: (0,1) min threshold for accepting as a detection in final classifier (Default 0.8)
OUTPUT:
returns the images with bboxes over layed using opencv, and a dataframe with data
"""
nn = network_arch
assert "list" in str(
type(test_images_list
)), "test_images_list must be a list of paths to the test images"
with open(config_filename, 'rb') as f_in:
C = pickle.load(f_in)
if num_rois:
C.num_rois = int(num_rois)
# turn off any data augmentation at test time
C.use_horizontal_flips = False
C.use_vertical_flips = False
C.rot_90 = False
def format_img_size(img, C): # utility function 1
""" formats the image size based on config """
img_min_side = float(C.im_size)
(height, width, _) = img.shape
if width <= height:
ratio = img_min_side / width
new_height = int(ratio * height)
new_width = int(img_min_side)
else:
ratio = img_min_side / height
new_width = int(ratio * width)
new_height = int(img_min_side)
img = cv2.resize(img, (new_width, new_height),
interpolation=cv2.INTER_CUBIC)
return img, ratio
def preprocess_img(img, preprocessing_function): #utility function 2
""" formats the image channels based on config """
img = img[:, :, (2, 1, 0)] #bgr to rgb
if preprocessing_function:
img = preprocessing_function(img)
#img = np.transpose(img, (2, 0, 1)) # convert to theano
img = np.expand_dims(img, axis=0)
return img
def format_img(img, C, preprocessing_function): # utility function 3
""" formats an image for model prediction based on config """
img, ratio = format_img_size(img, C)
img = preprocess_img(img, preprocessing_function)
return img, ratio
# Method to transform the coordinates of the bounding box to its original size
def get_real_coordinates(ratio, x1, y1, x2, y2): #utility function 4
real_x1 = int(round(x1 // ratio))
real_y1 = int(round(y1 // ratio))
real_x2 = int(round(x2 // ratio))
real_y2 = int(round(y2 // ratio))
return (real_x1, real_y1, real_x2, real_y2)
class_mapping = C.class_mapping
if 'bg' not in class_mapping:
class_mapping['bg'] = len(class_mapping)
class_mapping = {v: k for k, v in class_mapping.items()}
print(class_mapping)
class_to_color = {
class_mapping[v]: np.random.randint(0, 255, 3)
for v in class_mapping
}
# load the models
input_shape_img = (None, None, 3)
img_input = Input(shape=input_shape_img)
roi_input = Input(shape=(None, 4))
shared_layers = nn.nn_base(img_input)
num_features = shared_layers.get_shape().as_list()[3] #512 for vgg-16
feature_map_input = Input(shape=(None, None, num_features))
num_anchors = len(C.anchor_box_scales) * len(C.anchor_box_ratios)
rpn = nn.rpn(shared_layers, num_anchors)
classifier = nn.classifier(feature_map_input, roi_input, C.num_rois,
len(class_mapping))
# create a keras model
model_rpn = Model(img_input, rpn)
model_classifier = Model([feature_map_input, roi_input], classifier)
#Note: The model_classifier in training and testing are different.
# In training model_classifier and model_rpn both have the base_nn.
# while testing only model_rpn has the base_nn it returns the FM of base_nn
# Thus the model_classifier has the FM and ROI as input
# This id done to increase the testing speed
print('Loading weights from {}'.format(C.weights_all_path))
model_rpn.load_weights(C.weights_all_path, by_name=True)
model_classifier.load_weights(C.weights_all_path, by_name=True)
list_of_all_images = []
df_list = []
for idx, filepath in enumerate(sorted(test_images_list)):
print(os.path.basename(filepath))
img = cv2.imread(filepath)
X, ratio = format_img(img, C, preprocessing_function)
# get the feature maps and output from the RPN
[Y1, Y2, F] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=C.rpn_nms_threshold,
flag="test")
# convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois, curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0, 0, :]
ROIs = ROIs_padded
[P_cls, P_regr] = model_classifier.predict([F, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]
) < final_classification_threshold or np.argmax(
P_cls[0, ii, :]) == (P_cls.shape[2] - 1):
continue
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii,
4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y, C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
probs_list = [] # new list for every image
coor_list = [] # new list for every image
classes_list = [] # new list for every image
img_name_list = [] # new list for ever image
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox,
np.array(probs[key]),
overlap_thresh=C.test_roi_nms_threshold,
max_boxes=C.TEST_RPN_POST_NMS_TOP_N
) #0.3 default threshold from original implementation
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
cv2.rectangle(
img, (real_x1, real_y1), (real_x2, real_y2),
(int(class_to_color[key][0]), int(class_to_color[key][1]),
int(class_to_color[key][2])), 2)
textLabel = '{}: {}'.format(key, int(100 * new_probs[jk]))
coor_list.append([real_x1, real_y1, real_x2,
real_y2]) # get the coordinates
classes_list.append(key)
probs_list.append(100 * new_probs[jk])
img_name_list.append(filepath)
(retval, baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX,
1, 1)
textOrg = (real_x1, real_y1 - 0)
#cv2.rectangle(img, (textOrg[0] - 5, textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (0, 0, 0), 2)
#cv2.rectangle(img, (textOrg[0] - 5,textOrg[1]+baseLine - 5), (textOrg[0]+retval[0] + 5, textOrg[1]-retval[1] - 5), (255, 255, 255), -1)
#cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 1, (0, 0, 0), 1)
df = pd.DataFrame({
"Image_name": img_name_list,
"classes": classes_list,
"pred_prob": probs_list,
"x1_y1_x2_y2": coor_list
})
list_of_all_images.append(cv2.cvtColor(img, cv2.COLOR_BGR2RGB))
df_list.append(df)
final_df = pd.concat(df_list, ignore_index=True)
return (list_of_all_images, final_df)
cls_name = class_mapping[np.argmax(P_cls[0, ii, :])]
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
cls_num = np.argmax(P_cls[0, ii, :])
try:
(tx, ty, tw, th) = P_regr[0, ii, 4 * cls_num:4 * (cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append(
[16 * x, 16 * y, 16 * (x + w), 16 * (y + h)])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
all_dets = []
for key in bboxes:
bbox = np.array(bboxes[key])
new_boxes, new_probs = roi_helpers.non_max_suppression_fast(
bbox, np.array(probs[key]), overlap_thresh=0.5)
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
def test_view_func(C, model_rpn, model_classifier):
base_dir = os.getcwd()
test_cls_all = ['aeroplane', 'bus', 'motorbike']
class_mapping = C.class_mapping
inv_class_mapping = {v: k for k, v in class_mapping.iteritems()}
backend = K.image_dim_ordering()
filename = '/home/gilad/bar/real7.p'
video_filename = "/home/gilad/ssd/keras-frcnn-master/a.mp4"
write_flag = False
class_to_color = {
class_mapping[v]: np.random.randint(0, 255, 3)
for v in class_mapping
}
# turn off any data augmentation at test time
save_flag = False
visualise = False
count = 0
good_img = 0
not_good = 0
mAP = 0
def format_img_size(img, C):
""" formats the image size based on config """
img_min_side = float(C.im_size)
(height, width, _) = img.shape
if width <= height:
ratio = img_min_side / width
new_height = int(ratio * height)
new_width = int(img_min_side)
else:
ratio = img_min_side / height
new_width = int(ratio * width)
new_height = int(img_min_side)
img = cv2.resize(img, (new_width, new_height),
interpolation=cv2.INTER_CUBIC)
return img, ratio
def format_img_channels(img, C):
""" formats the image channels based on config """
img = img[:, :, (2, 1, 0)]
img = img.astype(np.float32)
img[:, :, 0] -= C.img_channel_mean[0]
img[:, :, 1] -= C.img_channel_mean[1]
img[:, :, 2] -= C.img_channel_mean[2]
img /= C.img_scaling_factor
img = np.transpose(img, (2, 0, 1))
img = np.expand_dims(img, axis=0)
return img
def draw_bbox(img, bbox, prob, azimuth, ratio):
# new_boxes, new_probs, new_az = roi_helpers.non_max_suppression_fast(bbox, prob, azimuth, overlap_thresh=0.3,use_az=True)
new_boxes = bbox
new_az = azimuth
new_probs = prob
for jk in range(new_boxes.shape[0]):
(x1, y1, x2, y2) = new_boxes[jk, :]
(real_x1, real_y1, real_x2,
real_y2) = get_real_coordinates(ratio, x1, y1, x2, y2)
cv2.rectangle(
img, (real_x1, real_y1), (real_x2, real_y2),
(int(class_to_color[key][0]), int(
class_to_color[key][1]), int(class_to_color[key][2])), 2)
# cv2.rectangle(img,(bbox_gt['x1'], bbox_gt['y1']), (bbox_gt['x2'], bbox_gt['y2']), (int(class_to_color[key][0]), int(class_to_color[key][1]), int(class_to_color[key][2])),2)
# textLabel = '{}: {},azimuth : {}'.format(key,int(100*new_probs[jk]),new_az[jk])
textLabel = 'azimuth : {}'.format(new_az[jk])
all_dets.append((key, 100 * new_probs[jk]))
(retval, baseLine) = cv2.getTextSize(textLabel,
cv2.FONT_HERSHEY_COMPLEX, 1,
1)
textOrg = (real_x1, real_y1 + 15)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(0, 0, 0), 2)
cv2.rectangle(
img, (textOrg[0] - 5, textOrg[1] + baseLine - 5),
(textOrg[0] + retval[0] + 5, textOrg[1] - retval[1] - 5),
(255, 255, 255), -1)
cv2.putText(img, textLabel, textOrg, cv2.FONT_HERSHEY_DUPLEX, 1,
(0, 0, 0), 1)
return img
def format_img(img, C):
""" formats an image for model prediction based on config """
img, ratio = format_img_size(img, C)
img = format_img_channels(img, C)
return img, ratio
def display_image(img):
img1 = img[:, :, (2, 1, 0)]
# img1=img
im = Image.fromarray(img1.astype('uint8'), 'RGB')
im.show()
# Method to transform the coordinates of the bounding box to its original size
def get_real_coordinates(ratio, x1, y1, x2, y2):
## read the training data from pickle file or from annotations
real_x1 = int(round(x1 // ratio))
real_y1 = int(round(y1 // ratio))
real_x2 = int(round(x2 // ratio))
real_y2 = int(round(y2 // ratio))
return (real_x1, real_y1, real_x2, real_y2)
vnum_test = 24
azimuth_vec = np.concatenate(
([0],
np.linspace((360. / (vnum_test * 2)), 360. -
(360. / (vnum_test * 2)), vnum_test)),
axis=0)
def find_interval(azimuth, azimuth_vec):
for i in range(len(azimuth_vec)):
if azimuth < azimuth_vec[i]:
break
ind = i
if azimuth > azimuth_vec[-1]:
ind = 1
return ind
# print(rep)
obj_num = 0
bbox_threshold_orig = 0.6
th_bbox = 0.3
#### open images from folder
# for idx, img_name in enumerate(sorted(os.listdir(img_path))):
# if not img_name.lower().endswith(('.bmp', '.jpeg', '.jpg', '.png', '.tif', '.tiff')):
# continue
# print(img_name)
# filepath = os.path.join(img_path,img_name)
# img = cv2.imread(filepath)caricycle
#### open images from file
## read the training data from pickle file or from annotations
# class_mapping = C.class_mapping
succ = []
for test_cls in test_cls_all:
good_img = 0
not_good = 0
count = 0
obj_num = 0
gt_cls_num = class_mapping[test_cls]
print('work on class {}'.format(test_cls))
test_pickle = os.path.join(
base_dir, 'pickle_data/test_data_{}.pickle'.format(test_cls))
if os.path.exists(test_pickle):
with open(test_pickle) as f:
all_imgs, classes_count, _ = pickle.load(f)
for im_file in all_imgs:
filepath = im_file['filepath']
img = cv2.imread(filepath)
img_gt = np.copy(img)
if img is None:
not_good += 1
continue
else:
good_img += 1
# print ('im num {}'.format(good_img))
if good_img % 50 == 0:
print("worked on {} images".format(good_img))
X, ratio = format_img(img, C)
if backend == 'tf':
X = np.transpose(X, (0, 2, 3, 1))
# get the feature maps and output from the RPN
[Y1, Y2] = model_rpn.predict(X)
R = roi_helpers.rpn_to_roi(Y1,
Y2,
C,
K.image_dim_ordering(),
overlap_thresh=0.7)
# # convert from (x1,y1,x2,y2) to (x,y,w,h)
R[:, 2] -= R[:, 0]
R[:, 3] -= R[:, 1]
width, height = int(im_file["width"]), int(im_file["height"])
resized_width, resized_height = data_generators.get_new_img_size(
width, height, C.im_size)
# [_,_, F] = model_rpn.predict(X)
ROIs = []
## pass on all the labels in the image, some of them are not equal to test_cls
for bbox_gt in im_file['bboxes']:
if not bbox_gt['class'] == test_cls:
continue
no_bbox_flag = 1
bbox_threshold = bbox_threshold_orig
while no_bbox_flag and bbox_threshold > th_bbox:
cls_gt = bbox_gt['class']
az_gt = bbox_gt['azimuth']
el_gt = bbox_gt['elevation']
t_gt = bbox_gt['tilt']
if bbox_gt[
'class'] == test_cls and bbox_threshold == bbox_threshold_orig:
obj_num += 1
if len(ROIs) == 0:
# apply the spatial pyramid pooling to the proposed regions
bboxes = {}
probs = {}
azimuths = {}
# print ('obj num {}'.format(obj_num))
for jk in range(R.shape[0] // C.num_rois + 1):
ROIs = np.expand_dims(
R[C.num_rois * jk:C.num_rois * (jk + 1), :],
axis=0)
if ROIs.shape[1] == 0:
break
if jk == R.shape[0] // C.num_rois:
#pad R
curr_shape = ROIs.shape
target_shape = (curr_shape[0], C.num_rois,
curr_shape[2])
ROIs_padded = np.zeros(target_shape).astype(
ROIs.dtype)
ROIs_padded[:, :curr_shape[1], :] = ROIs
ROIs_padded[0, curr_shape[1]:, :] = ROIs[0,
0, :]
ROIs = ROIs_padded
[P_cls, P_regr,
P_view] = model_classifier.predict([X, ROIs])
for ii in range(P_cls.shape[1]):
if np.max(P_cls[0, ii, :]
) < bbox_threshold or np.argmax(
P_cls[0, ii, :]) == (
P_cls.shape[2] - 1):
continue
## get class from the net
# cls_num = np.argmax(P_cls[0, ii, :])
## use gt class
cls_num = gt_cls_num
cls_name = inv_class_mapping[cls_num]
cls_view = P_view[0, ii, 360 * cls_num:360 *
(cls_num + 1)]
# cls_name_gt = cls_nimg = draw_bbox(img,bbox, prob, azimuth, ratio)ame
# if cls_name == cls_name_gt:
# print(np.argmax(cls_view,axis=0))
if cls_name not in bboxes:
bboxes[cls_name] = []
probs[cls_name] = []
azimuths[cls_name] = []
(x, y, w, h) = ROIs[0, ii, :]
try:
(tx, ty, tw, th) = P_regr[0, ii,
4 * cls_num:4 *
(cls_num + 1)]
tx /= C.classifier_regr_std[0]
ty /= C.classifier_regr_std[1]
tw /= C.classifier_regr_std[2]
th /= C.classifier_regr_std[3]
x, y, w, h = roi_helpers.apply_regr(
x, y, w, h, tx, ty, tw, th)
except:
pass
bboxes[cls_name].append([
C.rpn_stride * x, C.rpn_stride * y,
C.rpn_stride * (x + w),
C.rpn_stride * (y + h)
])
probs[cls_name].append(np.max(P_cls[0, ii, :]))
azimuths[cls_name].append(
np.argmax(cls_view, axis=0))
all_dets = []
if len(bboxes) == 0:
bbox_threshold -= 0.1
for key in bboxes:
# if 1:
if key == test_cls and bbox_gt['class'] == test_cls:
bbox = np.array(bboxes[key])
prob = np.array(probs[key])
azimuth = np.array(azimuths[key])
## get the azimuth from bbox that have more than 'overlap_thresh' overlap with gt_bbox
az = []
overlap_thresh = 0.5
try:
while np.size(
az) == 0 and overlap_thresh > 0.3:
_, prob_bbox, az = roi_helpers.overlap_with_gt(
bbox,
prob,
azimuth,
bbox_gt,
ratio=ratio,
overlap_thresh=overlap_thresh,
max_boxes=300,
use_az=True)
if np.size(
az) != 0 and overlap_thresh == 0.5:
mAP += 1
overlap_thresh -= 0.1
if overlap_thresh == 0:
print("No good Bbox was found")
counts = np.bincount(az)
except:
az = []
counts = []
try:
az_fin = np.argmax(counts)
true_bin = find_interval(az_gt, azimuth_vec)
prob_bin = find_interval(az_fin, azimuth_vec)
no_bbox_flag = 0
if true_bin == prob_bin:
count += 1
break
except:
# print('here')
no_bbox_flag = 1
bbox_threshold -= 0.1
## azimuth calculations
## display
# if visualise:
# display_image(img)
# # cv2.imshow('img', img)
# # cv2.waitKey(0)
# if save_flag:
# cv2.imwrite('./results_imgs/{}'.format(img_name),img)
# # img = img[:, :, (2, 1, 0)]
# # cv2.imwrite('./results_imgs/video/{}.png'.format(num),img)
# # print('save')
bbox_threshold -= 0.1
# if visualise:
# display_image(img)
succ.append(float(count) / float(obj_num) * 100.)
string = 'for class {} -true count is {} out of {} from {} images . {} success'.format(
test_cls, count, obj_num, good_img,
float(count) / float(obj_num) * 100.)
print(string)
mAP = float(mAP) / float(obj_num) * 100.
print("MAP is {}".format(mAP))
# if write_flag:
# f = open('{}_results.txt'.format(weight_name),'a')
# f.write(string+'\n')
# f.close()
return succ, mAP