def __init__(self, min_accuracy, min_blend_area, kernel_fill=20, dist_threshold=15000, history=400):
self.min_accuracy = max (min_accuracy, 0.7)
self.min_blend_area = min_blend_area
self.kernel_clean = cv2.getStructuringElement(cv2.MORPH_ELLIPSE,(4,4))
self.kernel_fill = np.ones((kernel_fill,kernel_fill),np.uint8)
self.dist_threshold = dist_threshold
self.history = history
# read https://docs.opencv.org/3.3.0/d2/d55/group__bgsegm.html#gae561c9701970d0e6b35ec12bae149814
try:
self.fgbg = cv2.bgsegm.createBackgroundSubtractorMOG(history=self.history, nmixtures=5, backgroundRatio=0.7, noiseSigma=0)
except AttributeError as error:
print ('It looks like your OpenCV version does not include bgsegm. Switching to createBackgroundSubtractorMOG2')
self.fgbg = cv2.createBackgroundSubtractorMOG2(detectShadows=False, history=self.history)
#self.fgbg = cv2.bgsegm.createBackgroundSubtractorGMG(decisionThreshold=0.98, initializationFrames=10)
#self.fgbg = cv2.createBackgroundSubtractorMOG2(detectShadows=False, history=self.history)
#self.fgbg=cv2.bgsegm.createBackgroundSubtractorGSOC(noiseRemovalThresholdFacBG=0.01, noiseRemovalThresholdFacFG=0.0001)
#self.fgbg=cv2.bgsegm.createBackgroundSubtractorCNT(minPixelStability = 5, useHistory = True, maxPixelStability = 5 *60,isParallel = True)
#self.fgbg=cv2.createBackgroundSubtractorKNN(detectShadows=False, history=self.history, dist2Threshold = self.dist_threshold)
#fgbg=cv2.bgsegm.createBackgroundSubtractorLSBP()
utils.success_print('Background subtraction initialized')
def __init__(self,
configPath=None,
weightPath=None,
labelsPath=None,
darknetLib=None,
kernel_fill=3):
if g.args['gpu']:
utils.success_print('Using GPU model for YOLO')
utils.success_print(
'If you run out of memory, please tweak yolo.cfg')
self.m = yolo.SimpleYolo(configPath=configPath,
weightPath=weightPath,
darknetLib=darknetLib,
labelsPath=labelsPath,
useGPU=True)
else:
utils.success_print('Using CPU/OpenCV model for YOLO')
self.net = cv2.dnn.readNetFromDarknet(configPath, weightPath)
self.labels = open(labelsPath).read().strip().split("\n")
np.random.seed(42)
self.colors = np.random.randint(0,
255,
size=(len(self.labels), 3),
dtype="uint8")
self.kernel_fill = np.ones((kernel_fill, kernel_fill), np.uint8)
utils.success_print('YOLO initialized')
def __init__(self,
configPath=None,
weightPath=None,
labelsPath=None,
kernel_fill=3):
if g.args['gpu'] and not g.args['use_opencv_dnn_cuda']:
utils.success_print('Using Darknet GPU model for YOLO')
utils.success_print(
'If you run out of memory, please tweak yolo.cfg')
if not g.args['use_opencv_dnn_cuda']:
self.m = yolo.SimpleYolo(configPath=configPath,
weightPath=weightPath,
darknetLib=g.args['darknet_lib'],
labelsPath=labelsPath,
useGPU=True)
else:
utils.success_print('Using OpenCV model for YOLO')
utils.success_print(
'If you run out of memory, please tweak yolo.cfg')
self.net = cv2.dnn.readNetFromDarknet(configPath, weightPath)
self.labels = open(labelsPath).read().strip().split("\n")
np.random.seed(42)
self.colors = np.random.randint(0,
255,
size=(len(self.labels), 3),
dtype="uint8")
self.kernel_fill = np.ones((kernel_fill, kernel_fill), np.uint8)
if g.args['use_opencv_dnn_cuda'] and g.args['gpu']:
(maj, minor, patch) = cv2.__version__.split('.')
min_ver = int(maj + minor)
if min_ver < 42:
utils.fail_print('Not setting CUDA backend for OpenCV DNN')
utils.dim_print(
'You are using OpenCV version {} which does not support CUDA for DNNs. A minimum of 4.2 is required. See https://www.pyimagesearch.com/2020/02/03/how-to-use-opencvs-dnn-module-with-nvidia-gpus-cuda-and-cudnn/ on how to compile and install openCV 4.2'
.format(cv2.__version__))
else:
utils.success_print(
'Setting CUDA backend for OpenCV. If you did not set your CUDA_ARCH_BIN correctly during OpenCV compilation, you will get errors during detection related to invalid device/make_policy'
)
self.net.setPreferableBackend(cv2.dnn.DNN_BACKEND_CUDA)
self.net.setPreferableTarget(cv2.dnn.DNN_TARGET_CUDA)
utils.success_print('YOLO initialized')
def search_video(input_file=None, out_file=None, eid = None, mid = None):
utils.dim_print ('Analyzing: {}'.format(input_file))
vid = cv2.VideoCapture(input_file)
orig_fps = max(1, (g.args['fps'] or int(vid.get(cv2.CAP_PROP_FPS))))
frame_found = False # if any match found, this will be true
out = None
det_type = 'found' if g.args['present'] else 'missing'
set_frames = {
'eventid': eid,
'monitorid': mid,
'type': det_type,
'frames':[]
}
# if we want to write frames to a new video,
# make sure it uses the same FPS as the input video and is of the same size
if g.args['write']:
width = int(vid.get(3))
height = int(vid.get(4))
if g.args['resize']:
resize = g.args['resize']
width = int (width * resize)
height = int (height * resize)
fourcc = cv2.VideoWriter_fourcc(*'mp4v')
h,t = os.path.split(input_file)
h = h or '.'
dt = datetime.now().strftime("%m_%d_%Y_%H_%M_%S")
if not out_file:
out_file = h+'/analyzed-'+dt+'-'+t
out = cv2.VideoWriter(out_file, fourcc, orig_fps, (width,height))
print ('If frames are matched, will write to output video: {}'.format(out_file))
# get metadata from the input video. There are times this may be off
# fps_skip is set to 1/2 of FPS. So if you analyze a video with 10FPS, we will skip every 5 frames during analysis
# basically, I think 2 fps for analysis is sufficient. You can override this
if g.args['skipframes']:
fps_skip = g.args['skipframes']
else:
fps_skip = max(1, int(vid.get(cv2.CAP_PROP_FPS)/2))
total_frames = int(vid.get(cv2.CAP_PROP_FRAME_COUNT))
start_time = time.time()
utils.dim_print ('fps={}, skipping {} frames, total frames={}'.format(orig_fps, fps_skip, total_frames))
utils.dim_print ('threshold={}, search type=if {}'.format(g.args['threshold'], det_type))
frame_cnt = 0
bar = tqdm(total=total_frames)
# now loop through the input video
while True:
succ, frame = vid.read()
if not succ:
break
frame_cnt = frame_cnt + 1
bar.update(1)
if frame_cnt % fps_skip:
# skip frames based on our skip frames count. We don't really need to process every frame
continue
if g.args['resize']:
resize = g.args['resize']
rh, rw, rl = frame.shape
frame = cv2.resize(frame, (int(rw*resize), int(rh*resize)))
frame_gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
if g.args['display']:
cv2.imshow('frame', frame_gray)
cv2.imshow('find', g.template)
if cv2.waitKey(1) & 0xFF == ord('q'):
exit(1)
tl,br, minv, maxv = find_in_frame(frame_gray, g.template)
#print (maxv)
if maxv >= g.args['threshold'] and g.args['present']:
# if we want to record frames where the object is present
set_frames['frames'].append ({'time': int(frame_cnt/orig_fps), 'frame':frame_cnt, 'location':(tl,br), 'accuracy':'{:.2%}'.format(maxv)})
#matched.append('{}s, Frame: {}, at:{},{} (accuracy:{:.2%})'.format(int(frame_cnt/orig_fps),frame_cnt, tl, br, maxv))
cv2.rectangle(frame, tl, br, (255,0,0), 2)
if g.args['write']:
# put a box around the object, write to video
text = '{}s, Frame: {}'.format(int(frame_cnt/orig_fps), frame_cnt)
(tw, th) = cv2.getTextSize(text, cv2.FONT_HERSHEY_PLAIN, fontScale=1.5, thickness=1)[0]
cv2.rectangle(frame, (width-tw-5,height-th-5), (width,height), (0,0,0), cv2.FILLED)
cv2.putText(frame, text, (width-tw-2, height-2), cv2.FONT_HERSHEY_PLAIN, fontScale=1.5, color=(255,255,255), thickness=1)
out.write(frame)
frame_found = True
if not g.args['all']: break
if maxv < g.args['threshold'] and not g.args['present']:
# if we want to record frames where the object is absent
set_frames['frames'].append ({ 'time': int(frame_cnt/orig_fps), 'frame':frame_cnt, 'location':None, 'accuracy':'{:.2%}'.format(maxv)})
#missing.append('{}s, Frame: {} (accuracy:{:.2%})'.format(int(frame_cnt/orig_fps),frame_cnt, maxv))
if g.args['write']:
text = 'MISSING: {}s, Frame: {}'.format(int(frame_cnt/orig_fps), frame_cnt)
(tw, th) = cv2.getTextSize(text, cv2.FONT_HERSHEY_PLAIN, fontScale=1.5, thickness=1)[0]
cv2.rectangle(frame, (width-tw-5,height-th-5), (width,height), (0,0,255), cv2.FILLED)
cv2.putText(frame, text, (width-tw-2, height-2), cv2.FONT_HERSHEY_PLAIN, fontScale=1.5, color=(255,255,255), thickness=1)
out.write(frame)
frame_found = True
if not g.args['all']: break
frame_cnt = frame_cnt+1
# all done
end_time = time.time()
bar.close()
# dump matches
if frame_found:
if g.args['present']:
utils.success_print ('Match found in {} frames, starting at {}s, with initial accuracy of {}'.format(len(set_frames['frames']),set_frames['frames'][0]['time'], set_frames['frames'][0]['accuracy']))
g.json_out.append(set_frames)
# for match in matched:
# print (match)
else:
utils.success_print ('Object missing in {} frames, starting at {}s'.format(len(set_frames['frames']),set_frames['frames'][0]['time']))
g.json_out.append(set_frames)
# for miss in missing:
# print (miss)
else:
print ('No matches found')
if g.args['write']:
if frame_found:
utils.success_print ('Video of frames written to {}'.format(out_file))
else:
os.remove(out_file) # blank file, no frames
try:
if remove_downloaded:
os.remove(g.args['input']) # input was a remote file that was downloaded, so remove local download
except:
pass
print ('\nTime: {:.2}s'.format(end_time-start_time))
bar.close()
vid.release()
if out: out.release()
return frame_found
def blend_video(input_file=None,
out_file=None,
eid=None,
mid=None,
starttime=None,
delay=0):
global det, det2
create_blend = False
blend_frame_written_count = 0
set_frames = {
'eventid': eid,
'monitorid': mid,
'type': 'object',
'frames': []
}
print('Blending: {}'.format(utils.secure_string(input_file)))
vid = FVS.FileVideoStream(input_file)
time.sleep(1)
#vid = cv2.VideoCapture(input_file)
cvobj = vid.get_stream_object()
if not cvobj.isOpened():
raise ValueError('Error reading video {}'.format(
utils.secure_string(input_file)))
total_frames_vid = int(cvobj.get(cv2.CAP_PROP_FRAME_COUNT))
vid.start()
if not g.orig_fps:
orig_fps = max(1, (g.args['fps'] or int(cvobj.get(cv2.CAP_PROP_FPS))))
g.orig_fps = orig_fps
else:
orig_fps = g.orig_fps
width = int(cvobj.get(3))
height = int(cvobj.get(4))
if g.args['resize']:
resize = g.args['resize']
#print (width,height, resize)
width = int(width * resize)
height = int(height * resize)
total_frames_vid_blend = 0
if os.path.isfile(blend_filename):
vid_blend = FVS.FileVideoStream(blend_filename)
time.sleep(1)
cvobj_blend = vid_blend.get_stream_object()
total_frames_vid_blend = int(cvobj_blend.get(cv2.CAP_PROP_FRAME_COUNT))
vid_blend.start()
#vid_blend = cv2.VideoCapture(blend_filename)
#utils.dim_print('Video blend {}'.format(vid_blend))
else:
vid_blend = None
cvobj_blend = None
print('blend file will be created in this iteration')
create_blend = True
fourcc = cv2.VideoWriter_fourcc(*'mp4v')
outf = cv2.VideoWriter('new-blended-temp.mp4', fourcc, orig_fps,
(width, height))
utils.bold_print('Output video will be {}*{}@{}fps'.format(
width, height, orig_fps))
if g.args['skipframes']:
fps_skip = g.args['skipframes']
else:
fps_skip = max(1, int(cvobj.get(cv2.CAP_PROP_FPS) / 2))
if vid_blend:
utils.dim_print('frames in new video: {} vs blend: {}'.format(
total_frames_vid, total_frames_vid_blend))
start_time = time.time()
utils.dim_print('fps={}, skipping {} frames'.format(orig_fps, fps_skip))
utils.dim_print('delay for new video is {}s'.format(delay))
bar_new_video = tqdm(total=total_frames_vid, desc='New video', miniters=10)
bar_blend_video = tqdm(total=total_frames_vid_blend,
desc='Blend',
miniters=10)
is_trailing = False
blend_frames_read = 0
# first wait for delay seconds
# will only come in if blend video exists, as in first iter it is 0
# However, if blend wasn't created (no relevant frames), ignore delay
if delay and not create_blend:
frame_cnt = 0
bar_new_video.set_description('waiting for {}s'.format(delay))
prev_good_frame_b = None
a = 0
b = 0
while True:
if vid_blend and vid_blend.more():
frame_b = vid_blend.read()
if frame_b is None:
succ_b = False
else:
succ_b = True
a = a + 1
#print ('delay read: {}'.format(a))
blend_frames_read = blend_frames_read + 1
prev_good_frame_b = frame_b
else:
succ_b = False
vid_blend = None
# If we have reached the end of blend, but have a good last frame
# lets use it
if not succ_b and prev_good_frame_b is not None:
frame_b = prev_good_frame_b
succ_b = True
if not succ_b and not prev_good_frame_b:
break
frame_cnt = frame_cnt + 1
bar_blend_video.update(1)
outf.write(frame_b)
frame_dummy = np.zeros_like(frame_b)
if g.args['display']:
x = 320
y = 240
r_frame_b = cv2.resize(frame_b, (x, y))
r_frame_dummy = cv2.resize(frame_dummy, (x, y))
h1 = np.hstack((r_frame_dummy, r_frame_dummy))
h2 = np.hstack((r_frame_dummy, r_frame_b))
f = np.vstack((h1, h2))
cv2.imshow('display', f)
if g.args['interactive']:
key = cv2.waitKey(0)
else:
key = cv2.waitKey(1)
if key & 0xFF == ord('q'):
exit(1)
if key & 0xFF == ord('c'):
g.args['interactive'] = False
blend_frame_written_count = blend_frame_written_count + 1
b = b + 1
#print ('delay write: {}'.format(b))
if (delay * orig_fps < frame_cnt):
# if (frame_cnt/orig_fps > delay):
#utils.dim_print('wait over')
# print ('DELAY={} ORIGFPS={} FRAMECNT={}'.format(delay, orig_fps, frame_cnt))
break
# now read new video along with blend
bar_new_video.set_description('New video')
frame_cnt = 0
while True:
if vid.more():
frame = vid.read()
if frame is None:
succ = False
else:
succ = True
else:
frame = None
succ = False
#succ, frame = vid.read()
frame_cnt = frame_cnt + 1
bar_new_video.update(1)
if frame_cnt % fps_skip:
continue
if succ and g.args['resize']:
resize = g.args['resize']
rh, rw, rl = frame.shape
frame = cv2.resize(frame, (int(rw * resize), int(rh * resize)))
succ_b = False
if vid_blend:
if vid_blend.more():
frame_b = vid_blend.read()
if frame_b is None:
succ_b = False
else:
succ_b = True
bar_blend_video.update(1)
blend_frames_read = blend_frames_read + 1
if not succ and not succ_b:
bar_blend_video.write('both videos are done')
break
elif succ and succ_b:
analyze = True
relevant = False # may change on analysis
#print ("succ and succ_b")
elif succ and not succ_b:
# print ('blend over')
frame_b = frame.copy()
analyze = True
relevant = False # may change on analysis
#print ("succ and not succ_b")
elif not succ and succ_b:
merged_frame = frame_b
frame = frame_b
boxed_frame = np.zeros_like(frame_b)
txh, txw, _ = frame_b.shape
frame_mask = np.zeros((txh, txw), dtype=np.uint8)
foreground_a = np.zeros_like(frame_b)
analyze = False
relevant = True
#print ("not succ and succ_b")
if analyze:
# only if both blend and new were read
if g.args['balanceintensity']:
intensity = np.mean(frame)
intensity_b = np.mean(frame_b)
if intensity > intensity_b:
# new frame is brighter
frame_b = utils.hist_match(frame_b, frame)
else:
# blend is brighter
frame = utils.hist_match(frame, frame_b)
#h1, w1 = frame.shape[:2]
#hm, wm = frame_b.shape[:2]
#print ("{}*{} frame == {}*{} frame_b".format(h1,w1,hm,wm))
merged_frame, foreground_a, frame_mask, relevant, boxed_frame = det.detect(
frame, frame_b, frame_cnt, orig_fps, starttime, set_frames)
#print ('RELEVANT={}'.format(relevant))
if relevant and g.args['detection_type'] == 'mixed':
bar_new_video.set_description('YOLO running')
#utils.dim_print('Adding YOLO, found relevance in backgroud motion')
merged_frame, foreground_a, frame_mask, relevant, boxed_frame = det2.detect(
frame, frame_b, frame_cnt, orig_fps, starttime, set_frames)
#print ('YOLO RELEVANT={}'.format(relevant))
bar_new_video.set_description('New video')
if relevant:
is_trailing = True
trail_frames = 0
if g.args['display']:
x = 320
y = 240
r_frame_b = cv2.resize(frame_b, (x, y))
r_frame = cv2.resize(boxed_frame, (x, y))
r_fga = cv2.resize(foreground_a, (x, y))
r_frame_mask = cv2.resize(frame_mask, (x, y))
r_frame_mask = cv2.cvtColor(r_frame_mask, cv2.COLOR_GRAY2BGR)
r_merged_frame = cv2.resize(merged_frame, (x, y))
h1 = np.hstack((r_frame, r_frame_mask))
h2 = np.hstack((r_fga, r_merged_frame))
f = np.vstack((h1, h2))
cv2.imshow('display', f)
#cv2.imshow('merged_frame',cv2.resize(merged_frame, (640,480)))
#cv2.imshow('frame_mask',cv2.resize(frame_mask, (640,480)))
#cv2.imshow('frame_mask',frame_mask)
if g.args['interactive']:
key = cv2.waitKey(0)
else:
key = cv2.waitKey(1)
if key & 0xFF == ord('q'):
exit(1)
if key & 0xFF == ord('c'):
g.args['interactive'] = False
# if we read a blend frame, merged frame will always be written
# if we don't have a blend frame, then we write new frame only if its relevant
# assuming we want relevant frames
if relevant or not g.args['relevantonly'] or succ_b:
#print ("WRITING")
outf.write(merged_frame)
blend_frame_written_count = blend_frame_written_count + 1
elif is_trailing:
trail_frames = trail_frames + 1
if trail_frames > g.args['trailframes']:
start_trailing = False
else:
bar_new_video.set_description('Trailing frame')
# bar_new_video.write('trail frame: {}'.format(trail_frames))
outf.write(merged_frame)
blend_frame_written_count = blend_frame_written_count + 1
else:
#print ('irrelevant frame {}'.format(frame_cnt))
pass
bar_blend_video.close()
bar_new_video.close()
vid.stop()
outf.release()
if vid_blend: vid_blend.stop()
print('\n')
#input("Press Enter to continue...")
if create_blend and blend_frame_written_count == 0:
utils.fail_print(
'No relevant frames found, blend file not created. Will try next iteration'
)
os.remove('new-blended-temp.mp4')
else:
rel = 'relevant ' if g.args['relevantonly'] else ''
utils.success_print(
'{} total {}frames written to blend file ({} read)'.format(
blend_frame_written_count, rel, blend_frames_read))
if blend_frame_written_count:
try:
os.remove(blend_filename)
except:
pass
os.rename('new-blended-temp.mp4', blend_filename)
utils.success_print(
'Blended file updated in {}'.format(blend_filename))
else:
utils.success_print(
'No frames written this round, not updating blend file')
g.json_out.append(set_frames)
return False
def annotate_video(input_file=None, eid = None, mid = None, starttime=None):
global det, det2
set_frames = {
'eventid': eid,
'monitorid': mid,
'type': 'object',
'frames':[]
}
print ('annotating: {}'.format(utils.secure_string(input_file)))
#vid = cv2.VideoCapture(input_file)
vid = FVS.FileVideoStream(input_file)
time.sleep(1)
cvobj = vid.get_stream_object()
vid.start()
if not cvobj.isOpened():
raise ValueError('Error reading video {}'.format(utils.secure_string(input_file)))
if not g.orig_fps:
orig_fps = max(1, (g.args['fps'] or int(cvobj.get(cv2.CAP_PROP_FPS))))
g.orig_fps = orig_fps
else:
orig_fps = g.orig_fps
width = int(cvobj.get(3))
height = int(cvobj.get(4))
if g.args['resize']:
resize = g.args['resize']
# print (width,height, resize)
width = int(width * resize)
height = int(height * resize)
fourcc = cv2.VideoWriter_fourcc(*'mp4v')
outf = cv2.VideoWriter(annotate_filename, fourcc, orig_fps, (width,height), True)
utils.bold_print('Output video will be {}px*{}px @ {}fps'.format(width, height, orig_fps))
if g.args['skipframes']:
fps_skip = g.args['skipframes']
else:
fps_skip = max(1,int(cvobj.get(cv2.CAP_PROP_FPS)/2))
total_frames = int(cvobj.get(cv2.CAP_PROP_FRAME_COUNT))
start_time = time.time()
utils.dim_print ('fps={}, skipping {} frames'.format(orig_fps, fps_skip))
bar_annotate_video = tqdm (total=total_frames, desc='annotating')
frame_cnt = 0
while True:
if vid.more():
frame = vid.read()
if frame is None:
succ = False
else:
succ = True
else:
frame = None
succ = False
#succ, frame = vid.read()
if not succ: break
frame_cnt = frame_cnt + 1
if not frame_cnt % 10:
bar_annotate_video.update(10)
if frame_cnt % fps_skip:
continue
if succ and g.args['resize']:
resize = g.args['resize']
rh, rw, rl = frame.shape
frame = cv2.resize(frame, (int(rw*resize), int(rh*resize)))
frame_b = frame.copy()
merged_frame, foreground_a, frame_mask, relevant, boxed_frame = det.detect(frame, frame_b, frame_cnt, orig_fps, starttime, set_frames)
if relevant and g.args['detection_type'] == 'mixed':
bar_annotate_video.set_description('YOLO running')
#utils.dim_print('Adding YOLO, found relevance in backgroud motion')
merged_frame, foreground_a, frame_mask, relevant, boxed_frame = det2.detect(frame, frame_b, frame_cnt, orig_fps, starttime, set_frames)
bar_annotate_video.set_description('annotating')
if g.args['display']:
x = 320
y = 240
r_frame_b = cv2.resize (frame_b, (x, y))
r_frame = cv2.resize (boxed_frame, (x,y))
r_fga = cv2.resize (foreground_a, (x,y))
r_frame_mask = cv2.resize (frame_mask, (x, y))
r_frame_mask = cv2.cvtColor(r_frame_mask, cv2.COLOR_GRAY2BGR)
r_merged_frame = cv2.resize (merged_frame, (x, y))
h1 = np.hstack((r_frame, r_frame_mask))
h2 = np.hstack((r_fga, r_merged_frame))
f = np.vstack((h1,h2))
cv2.imshow('display', f)
#cv2.imshow('merged_frame',cv2.resize(merged_frame, (640,480)))
#cv2.imshow('frame_mask',cv2.resize(frame_mask, (640,480)))
#cv2.imshow('frame_mask',frame_mask)
if g.args['interactive']:
key = cv2.waitKey(0)
else:
key = cv2.waitKey(1)
if key& 0xFF == ord('q'):
exit(1)
if key& 0xFF == ord('c'):
g.args['interactive']=False
if relevant or not g.args['relevantonly']:
#print ("WRITING FRAME")
outf.write (merged_frame)
else:
#print ('irrelevant frame {}'.format(frame_cnt))
pass
bar_annotate_video.close()
vid.stop()
outf.release()
utils.success_print('annotated file updated in {}'.format(annotate_filename))
g.json_out.append(set_frames)
return False
