def CreateMonoBag(imgs,bagname):
'''Creates a bag file with camera images'''
bag =rosbag.Bag(bagname, 'w')
try:
for i in range(len(imgs)):
print("Adding %s" % imgs[i])
fp = open( imgs[i], "r" )
p = ImageFile.Parser()
while 1:
s = fp.read(1024)
if not s:
break
p.feed(s)
im = p.close()
Stamp = rospy.rostime.Time.from_sec(time.time())
Img = Image()
Img.header.stamp = Stamp
Img.width = im.size[0]
Img.height = im.size[1]
Img.encoding = "rgb8"
Img.header.frame_id = "camera"
Img_data = [pix for pixdata in im.getdata() for pix in pixdata]
Img.data = Img_data
bag.write('camera/image_raw', Img, Stamp)
finally:
bag.close()
def CreateMonoBag(imgs,bagname):
'''Creates a bag file with camera images'''
bag = rosbag.Bag(bagname, 'w')
imgs = sorted(imgs)
try:
for i in range(len(imgs)):
print("Adding %s" % imgs[i])
fp = open( imgs[i], "r" )
p = ImageFile.Parser()
rgb_file = imgs[i]
llim = rgb_file.rfind('/')
rlim = rgb_file.rfind('.')
rgb_ext = rgb_file[rlim:]
msec = rgb_file[llim+1:rlim]
sec = float(msec) / 1000 # msec to sec
while 1:
s = fp.read(1024)
if not s:
break
p.feed(s)
im = p.close()
# Stamp = rospy.rostime.Time.from_sec(time.time())
Stamp = rospy.rostime.Time.from_sec(sec)
Img = Image()
Img.header.stamp = Stamp
Img.width = im.size[0]
Img.height = im.size[1]
Img.encoding = "rgb8"
Img.header.frame_id = "camera"
Img_data = [pix for pixdata in im.getdata() for pix in pixdata]
Img.data = Img_data
bag.write('camera/rgb/image_color', Img, Stamp)
#####
d_file = rgb_file.replace(rgb_ext, '.txt')
print("Adding %s" % d_file)
fid = open(d_file, 'r')
raw = fid.readlines()
fid.close()
#depth = numpy.reshape(raw, (im.size[1], im.size[0]))
Img_depth = Image()
Img_depth.header.stamp = Stamp
Img_depth.width = im.size[0]
Img_depth.height = im.size[1]
Img_depth.encoding = "rgb8"
Img_depth.header.frame_id = "camera"
#Img_data = [pix for pixdata in im.getdata() for pix in pixdata]
Img_depth.data = raw
bag.write('camera/depth/image', Img, Stamp)
finally:
bag.close()
def appendMessages(self, stamp, messages):
if not self._image is None:
# Build the image message and push it on the message list
msg = Image()
msg.header.stamp = stamp
msg.header.frame_id = self._frameId
msg.width = self._image.shape[0]
msg.height = self._image.shape[1]
if (len(self._image.shape) == 2) or (len(self._image.shape) == 3 and self._image.shape[2] == 1):
# A gray image
msg.encoding = '8UC1'
stepMult = 1
elif len(self._image.shape) == 3 and self._image.shape[2] == 3:
# A color image
msg.encoding = 'rgb8'
stepMult = 3
elif len(self._image.shape) == 3 and self._image.shape[2] == 4:
# A color image
msg.encoding = 'rgba8'
stepMult = 3
else:
raise RuntimeError("The parsing of images is very simple. " +\
"Only 3-channel rgb (rgb8), 4 channel rgba " +\
"(rgba8) and 1 channel mono (mono8) are " +\
"supported. Got an image with shape " +\
"{0}".format(self._image.shape))
msg.is_bigendian = False
msg.step = stepMult * msg.width
msg.data = self._image.flatten().tolist()
messages.append((self._topic, msg))
def CreateStereoBag(left_imgs, right_imgs, bagname):
'''Creates a bag file containing stereo image pairs'''
bag =rosbag.Bag(bagname, 'w')
try:
for i in range(len(left_imgs)):
print("Adding %s" % left_imgs[i])
fp_left = open( left_imgs[i], "r" )
p_left = ImageFile.Parser()
while 1:
s = fp_left.read(1024)
if not s:
break
p_left.feed(s)
im_left = p_left.close()
fp_right = open( right_imgs[i], "r" )
print("Adding %s" % right_imgs[i])
p_right = ImageFile.Parser()
while 1:
s = fp_right.read(1024)
if not s:
break
p_right.feed(s)
im_right = p_right.close()
Stamp = roslib.rostime.Time.from_sec(time.time())
Img_left = Image()
Img_left.header.stamp = Stamp
Img_left.width = im_left.size[0]
Img_left.height = im_left.size[1]
Img_left.encoding = "rgb8"
Img_left.header.frame_id = "camera/left"
Img_left_data = [pix for pixdata in im_left.getdata() for pix in pixdata]
Img_left.data = Img_left_data
Img_right = Image()
Img_right.header.stamp = Stamp
Img_right.width = im_right.size[0]
Img_right.height = im_right.size[1]
Img_right.encoding = "rgb8"
Img_right.header.frame_id = "camera/right"
Img_right_data = [pix for pixdata in im_right.getdata() for pix in pixdata]
Img_right.data = Img_right_data
bag.write('camera/left/image_raw', Img_left, Stamp)
bag.write('camera/right/image_raw', Img_right, Stamp)
finally:
bag.close()
def cv_to_imgmsg(cvim, encoding = "passthrough"):
try:
return bridge.cv_to_imgmsg(cvim, encoding)
except:
img_msg = Image()
(img_msg.width, img_msg.height) = cv.GetSize(cvim)
if encoding == "passthrough":
img_msg.encoding = bridge.cvtype_to_name[cv.GetElemType(cvim)]
else:
img_msg.encoding = encoding
if encoding_as_cvtype(encoding) != cv.GetElemType(cvim):
raise CvBridgeError, "invalid encoding"
img_msg.data = cvim.tostring()
img_msg.step = len(img_msg.data) / img_msg.height
return img_msg
def convert(data): width=data.info.width height=data.info.height pixelList = [0] *width*height imageMsg=Image() imageMsg.header.stamp = rospy.Time.now() imageMsg.header.frame_id = '1' imageMsg.height = height imageMsg.width = width imageMsg.encoding = 'mono8' imageMsg.is_bigendian = 0 imageMsg.step = width for h in range(height): for w in range(width): if data.data[h*width+w]==-1: pixelList[h*width+w] = 150 elif data.data[h*width+w]==0: pixelList[h*width+w] = 0 elif data.data[h*width+w]==100: pixelList[h*width+w] = 255 else: pixelList[h*width+w]=data.data[h*width+w] print 'ERROR' imageMsg.data = pixelList imagePub.publish(imageMsg)
def airpub():
pub = rospy.Publisher("airsim/image_raw", Image, queue_size=1)
rospy.init_node('image_raw', anonymous=True)
rate = rospy.Rate(10) # 10hz
# connect to the AirSim simulator
client = airsim.MultirotorClient()
client.confirmConnection()
while not rospy.is_shutdown():
# get camera images from the car
responses = client.simGetImages([
airsim.ImageRequest("1", airsim.ImageType.Scene, False, False)]) #scene vision image in uncompressed RGBA array
for response in responses:
img_rgba_string = response.image_data_uint8
# Populate image message
msg=Image()
msg.header.stamp = rospy.Time.now()
msg.header.frame_id = "frameId"
msg.encoding = "rgba8"
msg.height = 360 # resolution should match values in settings.json
msg.width = 640
msg.data = img_rgba_string
msg.is_bigendian = 0
msg.step = msg.width * 4
# log time and size of published image
rospy.loginfo(len(response.image_data_uint8))
# publish image message
pub.publish(msg)
# sleep until next cycle
rate.sleep()
def publish( self ):
# Get the image.
image = self.__videoDeviceProxy.getImageRemote( self.__videoDeviceProxyName );
# Create Image message.
ImageMessage = Image();
ImageMessage.header.stamp.secs = image[ 5 ];
ImageMessage.width = image[ 0 ];
ImageMessage.height = image[ 1 ];
ImageMessage.step = image[ 2 ] * image[ 0 ];
ImageMessage.is_bigendian = False;
ImageMessage.encoding = 'bgr8';
ImageMessage.data = image[ 6 ];
self.__imagePublisher.publish( ImageMessage );
# Create CameraInfo message.
# Data from the calibration phase is hard coded for now.
CameraInfoMessage = CameraInfo();
CameraInfoMessage.header.stamp.secs = image[ 5 ];
CameraInfoMessage.width = image[ 0 ];
CameraInfoMessage.height = image[ 1 ];
CameraInfoMessage.D = [ -0.0769218451517258, 0.16183180613612602, 0.0011626049774280595, 0.0018733894100460534, 0.0 ];
CameraInfoMessage.K = [ 581.090096189648, 0.0, 341.0926325830606, 0.0, 583.0323248080421, 241.02441593704128, 0.0, 0.0, 1.0 ];
CameraInfoMessage.R = [ 1.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 1.0 ];
CameraInfoMessage.P = [ 580.5918359588198, 0.0, 340.76398441334106, 0.0, 0.0, 582.4042541534321, 241.04182225157172, 0.0, 0.0, 0.0, 1.0, 0.0] ;
CameraInfoMessage.distortion_model = 'plumb_bob';
#CameraInfoMessage.roi.x_offset = self.__ROIXOffset;
#CameraInfoMessage.roi.y_offset = self.__ROIYOffset;
#CameraInfoMessage.roi.width = self.__ROIWidth;
#CameraInfoMessage.roi.height = self.__ROIHeight;
#CameraInfoMessage.roi.do_rectify = self.__ROIDoRectify;
self.__cameraInfoPublisher.publish( CameraInfoMessage );
def default(self, ci="unused"):
if not self.component_instance.capturing:
return # press [Space] key to enable capturing
image_local = self.data["image"]
image = Image()
image.header = self.get_ros_header()
image.header.frame_id += "/base_image"
image.height = self.component_instance.image_height
image.width = self.component_instance.image_width
image.encoding = "rgba8"
image.step = image.width * 4
# VideoTexture.ImageRender implements the buffer interface
image.data = bytes(image_local)
# fill this 3 parameters to get correcty image with stereo camera
Tx = 0
Ty = 0
R = [1, 0, 0, 0, 1, 0, 0, 0, 1]
intrinsic = self.data["intrinsic_matrix"]
camera_info = CameraInfo()
camera_info.header = image.header
camera_info.height = image.height
camera_info.width = image.width
camera_info.distortion_model = "plumb_bob"
camera_info.K = [
intrinsic[0][0],
intrinsic[0][1],
intrinsic[0][2],
intrinsic[1][0],
intrinsic[1][1],
intrinsic[1][2],
intrinsic[2][0],
intrinsic[2][1],
intrinsic[2][2],
]
camera_info.R = R
camera_info.P = [
intrinsic[0][0],
intrinsic[0][1],
intrinsic[0][2],
Tx,
intrinsic[1][0],
intrinsic[1][1],
intrinsic[1][2],
Ty,
intrinsic[2][0],
intrinsic[2][1],
intrinsic[2][2],
0,
]
self.publish(image)
self.topic_camera_info.publish(camera_info)
def numpy_to_imgmsg(image, stamp=None):
from sensor_msgs.msg import Image
rosimage = Image()
rosimage.height = image.shape[0]
rosimage.width = image.shape[1]
if image.dtype == np.uint8:
rosimage.encoding = '8UC%d' % image.shape[2]
rosimage.step = image.shape[2] * rosimage.width
rosimage.data = image.ravel().tolist()
else:
rosimage.encoding = '32FC%d' % image.shape[2]
rosimage.step = image.shape[2] * rosimage.width * 4
rosimage.data = np.array(image.flat, dtype=np.float32).tostring()
if stamp is not None:
rosimage.header.stamp = stamp
return rosimage
def copy_Image_empty_data(image_old):
image_new = Image()
image_new.header = copy(image_old.header)
image_new.height = copy(image_old.height)
image_new.width = copy(image_old.width)
image_new.encoding = copy(image_old.encoding)
image_new.is_bigendian = copy(image_old.is_bigendian)
image_new.step = copy(image_old.step)
return image_new
def callback(self, data):
#print "got some shit coming in"
#if data is not None:
#plane= data.pose.position
#nrm= norm([plane.x, plane.y, plane.z])
#normal= np.array([plane.x, plane.y, plane.z])/nrm
#print "got here"
##replace with numpy array
#plane= np.array([plane.x, plane.y, plane.z])
##get the rotation matrix
#rmatrix= rotationMatrix(normal)
##print rmatrix
##for point in data.points:
##print point
##p= np.array([point.x, point.y, point.z])
##flattened_point= project(p, plane, normal)
##print flattened_point
##print np.dot(rmatrix,flattened_point)
try:
resp= self.seperation()
print resp.result
#self.pub.publish(resp.clusters[0])
im= Image()
im.header.seq= 72
im.header.stamp.secs= 1365037570
im.header.stamp.nsecs= 34077284
im.header.frame_id= '/camera_rgb_optical_frame'
im.height= 480
im.width= 640
im.encoding= '16UC1'
im.is_bigendian= 0
im.step= 1280
im.data= [100 for n in xrange(1280*480)]
for point in resp.clusters[0].points:
x= point.x * 640
y= point.y * 480
im.data[y*1280 + x] = 10
pub_image.publish(im)
except Exception, e:
print "service call failed"
print e
def process_frame(self,cam_id,buf,buf_offset,timestamp,framenumber):
if have_ROS:
msg = Image()
msg.header.seq=framenumber
msg.header.stamp=rospy.Time.from_sec(timestamp)
msg.header.frame_id = "0"
npbuf = np.array(buf)
(height,width) = npbuf.shape
msg.height = height
msg.width = width
msg.encoding = self.encoding
msg.step = width
msg.data = npbuf.tostring() # let numpy convert to string
with self.publisher_lock:
cam_info = self.camera_info
cam_info.header.stamp = msg.header.stamp
cam_info.header.seq = msg.header.seq
cam_info.header.frame_id = msg.header.frame_id
cam_info.width = width
cam_info.height = height
self.publisher.publish(msg)
self.publisher_cam_info.publish(cam_info)
return [],[]
def __init__(self):
rospy.init_node('image_publish')
name = sys.argv[1]
image = cv2.imread(name)
#cv2.imshow("im", image)
#cv2.waitKey(5)
hz = rospy.get_param("~rate", 1)
frame_id = rospy.get_param("~frame_id", "map")
use_image = rospy.get_param("~use_image", True)
rate = rospy.Rate(hz)
self.ci_in = None
ci_sub = rospy.Subscriber('camera_info_in', CameraInfo,
self.camera_info_callback, queue_size=1)
if use_image:
pub = rospy.Publisher('image', Image, queue_size=1)
ci_pub = rospy.Publisher('camera_info', CameraInfo, queue_size=1)
msg = Image()
msg.header.stamp = rospy.Time.now()
msg.header.frame_id = frame_id
msg.encoding = 'bgr8'
msg.height = image.shape[0]
msg.width = image.shape[1]
msg.step = image.shape[1] * 3
msg.data = image.tostring()
if use_image:
pub.publish(msg)
ci = CameraInfo()
ci.header = msg.header
ci.height = msg.height
ci.width = msg.width
ci.distortion_model ="plumb_bob"
# TODO(lucasw) need a way to set these values- have this node
# subscribe to an input CameraInfo?
ci.D = [0.0, 0.0, 0.0, 0, 0]
ci.K = [500.0, 0.0, msg.width/2, 0.0, 500.0, msg.height/2, 0.0, 0.0, 1.0]
ci.R = [1.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 1.0]
ci.P = [500.0, 0.0, msg.width/2, 0.0, 0.0, 500.0, msg.height/2, 0.0, 0.0, 0.0, 1.0, 0.0]
# ci_pub.publish(ci)
# TODO(lwalter) only run this is hz is positive,
# otherwise wait for input trigger message to publish an image
while not rospy.is_shutdown():
if self.ci_in is not None:
ci = self.ci_in
msg.header.stamp = rospy.Time.now()
ci.header = msg.header
if use_image:
pub.publish(msg)
ci_pub.publish(ci)
if hz <= 0:
rospy.sleep()
else:
rate.sleep()
def main_loop(self):
img = Image()
while not rospy.is_shutdown():
#print "getting image..",
image = self.camProxy.getImageRemote(self.nameId)
#print "ok"
# TODO: better time
img.header.stamp = rospy.Time.now()
img.header.frame_id = self.frame_id
img.height = image[1]
img.width = image[0]
nbLayers = image[2]
#colorspace = image[3]
if image[3] == kYUVColorSpace:
encoding = "mono8"
elif image[3] == kRGBColorSpace:
encoding = "rgb8"
elif image[3] == kBGRColorSpace:
encoding = "bgr8"
else:
rospy.logerror("Received unknown encoding: {0}".format(image[3]))
img.encoding = encoding
img.step = img.width * nbLayers
img.data = image[6]
self.info_.width = img.width
self.info_.height = img.height
self.info_.header = img.header
self.pub_img_.publish(img)
self.pub_info_.publish(self.info_)
rospy.sleep(0.0001)# TODO: is this necessary?
self.camProxy.unsubscribe(self.nameId)
def post_image(self, component_instance):
""" Publish the data of the Camera as a ROS-Image message.
"""
image_local = component_instance.local_data['image']
if not image_local or image_local == '' or not image_local.image or not component_instance.capturing:
return # press [Space] key to enable capturing
parent_name = component_instance.robot_parent.blender_obj.name
image = Image()
image.header.stamp = rospy.Time.now()
image.header.seq = self._seq
# http://www.ros.org/wiki/geometry/CoordinateFrameConventions#Multi_Robot_Support
image.header.frame_id = ('/' + parent_name + '/base_image')
image.height = component_instance.image_height
image.width = component_instance.image_width
image.encoding = 'rgba8'
image.step = image.width * 4
# NOTE: Blender returns the image as a binary string encoded as RGBA
# sensor_msgs.msg.Image.image need to be len() friendly
# TODO patch ros-py3/common_msgs/sensor_msgs/src/sensor_msgs/msg/_Image.py
# to be C-PyBuffer "aware" ? http://docs.python.org/c-api/buffer.html
image.data = bytes(image_local.image)
# RGBA8 -> RGB8 ? (remove alpha channel, save h*w bytes, CPUvore ?)
# http://wiki.blender.org/index.php/Dev:Source/GameEngine/2.49/VideoTexture
# http://www.blender.org/documentation/blender_python_api_2_57_release/bge.types.html#bge.types.KX_Camera.useViewport
for topic in self._topics:
# publish the message on the correct topic
if str(topic.name) == str("/" + parent_name + "/" + component_instance.blender_obj.name):
topic.publish(image)
self._seq = self._seq + 1
def publishCombined(self): #Enter Main Loop while not rospy.is_shutdown(): #Convert to Numpy Arrays map = [] for i in range(0, self.numRobots): map.append(numpy.array(self.searchedData[i].data)) combined2 = map[0] if self.numRobots > 1: #Find Minimum of all maps for i in range(1, self.numRobots): combined2 = numpy.minimum(combined2,map[i]) #Pack Occupancy Grid Message mapMsg=OccupancyGrid() mapMsg.header.stamp=rospy.Time.now() mapMsg.header.frame_id=self.mapData.header.frame_id mapMsg.info.resolution=self.mapData.info.resolution mapMsg.info.width=self.mapData.info.width mapMsg.info.height=self.mapData.info.height mapMsg.info.origin=self.mapData.info.origin mapMsg.data=combined2.tolist() #Convert combined Occupancy grid values to grayscal image values combined2[combined2 == -1] = 150 #Unknown -1->150 (gray) combined2[combined2 == 100] = 255 #Not_Searched 100->255 (white) #Searched=0 (black) #Calculate percentage of open area searched numNotSearched = combined2[combined2==255].size numSearched = combined2[combined2==0].size percentSearched = 100*float(numSearched)/(numNotSearched+numSearched) percentSearchedMsg = Float32() percentSearchedMsg.data = percentSearched self.percentPub.publish(percentSearchedMsg) #Pack Image Message imageMsg=Image() imageMsg.header.stamp = rospy.Time.now() imageMsg.header.frame_id = self.mapData.header.frame_id imageMsg.height = self.mapData.info.height imageMsg.width = self.mapData.info.width imageMsg.encoding = 'mono8' imageMsg.is_bigendian = 0 imageMsg.step = self.mapData.info.width imageMsg.data = combined2.tolist() #Publish Combined Occupancy Grid and Image self.searchedCombinePub.publish(mapMsg) self.imagePub.publish(imageMsg) #Update Every 0.5 seconds rospy.sleep(1.0)
def main_loop(self):
img = Image()
r = rospy.Rate(self.fps)
while not rospy.is_shutdown():
image = self.camProxy.getImageRemote(self.nameId)
stampAL = image[4] + image[5]*1e-6
#print image[5], stampAL, "%lf"%(stampAL)
img.header.stamp = rospy.Time(stampAL)
img.header.frame_id = self.frame_id
img.height = image[1]
img.width = image[0]
nbLayers = image[2]
if image[3] == kYUVColorSpace:
encoding = "mono8"
elif image[3] == kRGBColorSpace:
encoding = "rgb8"
elif image[3] == kBGRColorSpace:
encoding = "bgr8"
elif image[3] == kYUV422ColorSpace:
encoding = "yuv422" # this works only in ROS groovy and later
else:
rospy.logerror("Received unknown encoding: {0}".format(image[3]))
img.encoding = encoding
img.step = img.width * nbLayers
img.data = image[6]
infomsg = self.cim.getCameraInfo()
infomsg.header = img.header
self.pub_info_.publish(infomsg)
self.pub_img_.publish(img)
r.sleep()
self.camProxy.unsubscribe(self.nameId)
def publish_image(self):
# get the image from the Nao
img = self.nao_cam.getImageRemote(self.proxy_name)
# copy the data into the ROS Image
ros_img = Image()
ros_img.width = img[0]
ros_img.height = img[1]
ros_img.step = img[2] * img[0]
ros_img.header.stamp.secs = img[5]
ros_img.data = img[6]
ros_img.is_bigendian = False
ros_img.encoding = "rgb8"
ros_img.data = img[6]
# publish the image
self.nao_cam_pub.publish(ros_img)
def show_diffeomorphisms(self):
for i in range(len(self.estimators)): #estr in self.estimators:
D = self.estimators[i].summarize()
cmd = self.command_list[i]
save_path = '/home/adam/'
#Image.fromarray(diffeo_to_rgb_angle(D.d)).show()
Image.fromarray(diffeo_to_rgb_angle(D.d)).save(save_path+'cmd'+str(cmd).replace(' ','')+'angle.png')
Image.fromarray(diffeo_to_rgb_norm(D.d)).save(save_path+'cmd'+str(cmd).replace(' ','')+'nomr.png')
Image.fromarray((D.variance*255).astype(np.uint8)).save(save_path+'cmd'+str(cmd).replace(' ','')+'variance.png')
def OccupancyGridToNavImage(self, grid_map):
img = Image()
img.header = grid_map.header
img.height = grid_map.info.height
img.width = grid_map.info.width
img.is_bigendian = 1
img.step = grid_map.info.width
img.encoding = "mono8"
maxindex = img.height*img.width
numpy.uint
for i in range(0, maxindex, 1):
if int(grid_map.data[i]) < 20:
#img.data[i] = "0"
data.append(0)
else:
img.data[i] = "255"
return imgding
def main_loop(self):
img = Image()
while not rospy.is_shutdown():
#print "getting image..",
images = self.camProxy.getImagesRemote (self.nameId)
#print "ok"
# TODO: better time
for i in [0,1]:
#print len(images[i])
image = images[i]
img.header.stamp = rospy.Time.now()
if image[7] == 0:
img.header.frame_id = "/CameraTop_frame"
elif image[7] == 1:
img.header.frame_id = "/CameraBottom_frame"
img.height = image[1]
img.width = image[0]
nbLayers = image[2]
#colorspace = image[3]
if image[3] == kYUVColorSpace:
encoding = "mono8"
elif image[3] == kRGBColorSpace:
encoding = "rgb8"
elif image[3] == kBGRColorSpace:
encoding = "bgr8"
else:
rospy.logerror("Received unknown encoding: {0}".format(image[3]))
img.encoding = encoding
img.step = img.width * nbLayers
if len(images) >= 2:
img.data = images[2][len(images[2])/2 * i:len(images[2])/2 *(i+1) + 1]
else:
img.data = []
print "image with no data"
self.info_[i].width = img.width
self.info_[i].height = img.height
self.info_[i].header = img.header
self.pub_img_[i].publish(img)
self.pub_info_[i].publish(self.info_[i])
self.camProxy.releaseImages(self.nameId)
self.camProxy.unsubscribe(self.nameId)
def publish_state_image(state_from_env1, current_state_image_pub):
current_state_image_msg = Image()
current_state_image_msg.encoding = "mono8"
current_state_image_msg.header.stamp = rospy.Time.now()
current_state_image_msg.height = 68
current_state_image_msg.width = 34
current_state_image_msg.step = 68
x = np.reshape(state_from_env1, (2,2312))
idx_x = np.argwhere(x[0] == np.amax(x[0]))
lx = idx_x.flatten().tolist()
x[1][lx[0]] = 255
x[1][lx[1]] = 255
x[1][lx[2]] = 255
y = x[1].tolist()
current_state_image_msg.data = y
current_state_image_pub.publish(current_state_image_msg)
def default(self, ci='unused'):
if not self.component_instance.capturing:
return # press [Space] key to enable capturing
image_local = self.data['image']
image = Image()
image.header = self.get_ros_header()
image.height = self.component_instance.image_height
image.width = self.component_instance.image_width
image.encoding = self.encoding
image.step = image.width * 4
# VideoTexture.ImageRender implements the buffer interface
image.data = bytes(image_local)
# fill this 3 parameters to get correcty image with stereo camera
Tx = 0
Ty = 0
R = [1, 0, 0, 0, 1, 0, 0, 0, 1]
intrinsic = self.data['intrinsic_matrix']
camera_info = CameraInfo()
camera_info.header = image.header
camera_info.height = image.height
camera_info.width = image.width
camera_info.distortion_model = 'plumb_bob'
camera_info.D = [0]
camera_info.K = [intrinsic[0][0], intrinsic[0][1], intrinsic[0][2],
intrinsic[1][0], intrinsic[1][1], intrinsic[1][2],
intrinsic[2][0], intrinsic[2][1], intrinsic[2][2]]
camera_info.R = R
camera_info.P = [intrinsic[0][0], intrinsic[0][1], intrinsic[0][2], Tx,
intrinsic[1][0], intrinsic[1][1], intrinsic[1][2], Ty,
intrinsic[2][0], intrinsic[2][1], intrinsic[2][2], 0]
if self.pub_tf:
self.publish_with_robot_transform(image)
else:
self.publish(image)
self.topic_camera_info.publish(camera_info)
def array_to_image(array):
"""Takes a NxMx3 array and converts it into a ROS image message.
"""
# Sanity check the input array shape
if len(array.shape) != 3 or array.shape[2] != 3:
raise ValueError('Array must have shape MxNx3')
# Ravel the array into a single buffer
image_data = (array.astype(np.uint8)).tostring(order='C')
# Create the image message
image_msg = Image()
image_msg.height = array.shape[0]
image_msg.width = array.shape[1]
image_msg.encoding = 'rgb8'
image_msg.is_bigendian = 0
image_msg.step = array.shape[1] * 3
image_msg.data = image_data
return image_msg
def main():
pub = rospy.Publisher('image_maker', Image)
rospy.init_node('image_maker')
#rospy.wait_for_service('tabletop_segmentation')
im= Image()
im.header.seq= 72
im.header.stamp.secs= 1365037570
im.header.stamp.nsecs= 34077284
im.header.frame_id= '/camera_rgb_optical_frame'
im.height= 480
im.width= 640
im.encoding= '16UC1'
im.is_bigendian= 0
im.step= 1280
im.data= [100 for n in xrange(1280*480)]
while not rospy.is_shutdown():
try:
pub.publish(im)
sleep(.5)
except Exception, e:
print e
def main():
if len(sys.argv) < 2:
print("Usage: {} dataset_name".format(sys.argv[0]))
exit(1)
file_name = sys.argv[1]
log_file = h5py.File('../dataset/log/{}.h5'.format(file_name))
camera_file = h5py.File('../dataset/camera/{}.h5'.format(file_name))
zipped_log = izip(
log_file['times'],
log_file['fiber_accel'],
log_file['fiber_gyro'])
with rosbag.Bag('{}.bag'.format(file_name), 'w') as bag:
bar = Bar('Camera', max=len(camera_file['X']))
for i, img_data in enumerate(camera_file['X']):
m_img = Image()
m_img.header.stamp = rospy.Time.from_sec(0.01 * i)
m_img.height = img_data.shape[1]
m_img.width = img_data.shape[2]
m_img.step = 3 * img_data.shape[2]
m_img.encoding = 'rgb8'
m_img.data = np.transpose(img_data, (1, 2, 0)).flatten().tolist()
bag.write('/camera/image_raw', m_img, m_img.header.stamp)
bar.next()
bar.finish()
bar = Bar('IMU', max=len(log_file['times']))
for time, v_accel, v_gyro in zipped_log:
m_imu = Imu()
m_imu.header.stamp = rospy.Time.from_sec(time)
[setattr(m_imu.linear_acceleration, c, v_accel[i]) for i, c in enumerate('xyz')]
[setattr(m_imu.angular_velocity, c, v_gyro[i]) for i, c in enumerate('xyz')]
bag.write('/fiber_imu', m_imu, m_imu.header.stamp)
bar.next()
bar.finish()
def GetImageFromFile(im_path):
fp = open( im_path, "r" )
p = ImageFile.Parser()
while 1:
s = fp.read(307218) # trying to read a full file in one shot ...
if not s:
break
p.feed(s)
im = p.close() # we should now have an image object
im_stamp = os.path.basename(im_path).split(".")[0] #image timestamp is directly encoded in file name
im_stamp = float(im_stamp)/1000000.0
Stamp = rospy.rostime.Time.from_sec(im_stamp)
Img = Image()
Img.header.stamp = Stamp
Img.width = im.size[0]
Img.height = im.size[1]
Img.encoding = "mono8" #needs to be changed to rgb8 for rgb images
Img.step=Img.width #some nodes may complains ...
Img.header.frame_id = "camera"
Img_data = list(im.getdata()) #works for mono channels images (grayscale)
#Img_data = [pix for pix in im.getdata()]
# Img_data = [pix for pixdata in im.getdata() for pix in pixdata]
Img.data = Img_data
return (im_stamp, Stamp, Img)
def numpy_to_image(arr, encoding):
if not encoding in name_to_dtypes:
raise TypeError('Unrecognized encoding {}'.format(encoding))
im = Image(encoding=encoding)
# extract width, height, and channels
dtype_class, exp_channels = name_to_dtypes[encoding]
dtype = np.dtype(dtype_class)
if len(arr.shape) == 2:
im.height, im.width, channels = arr.shape + (1,)
elif len(arr.shape) == 3:
im.height, im.width, channels = arr.shape
else:
raise TypeError("Array must be two or three dimensional")
# check type and channels
if exp_channels != channels:
raise TypeError("Array has {} channels, {} requires {}".format(
channels, encoding, exp_channels
))
if dtype_class != arr.dtype.type:
raise TypeError("Array is {}, {} requires {}".format(
arr.dtype.type, encoding, dtype_class
))
# make the array contiguous in memory, as mostly required by the format
contig = np.ascontiguousarray(arr)
im.data = contig.tostring()
im.step = contig.strides[0]
im.is_bigendian = (
arr.dtype.byteorder == '>' or
arr.dtype.byteorder == '=' and sys.byteorder == 'big'
)
return im
import cv2
import math
from geometry_msgs.msg import Twist
from kobuki_msgs.msg import Led
from kobuki_msgs.msg import ButtonEvent
from kobuki_msgs.msg import BumperEvent
from std_msgs.msg import String
from sensor_msgs.msg import Image
from cv_bridge import CvBridge, CvBridgeError
from cmvision.msg import Blobs, Blob
from struct import unpack
import copy
blobsInfo = Blobs()
isBlobsInfoReady = False
depthImage = Image()
isDepthImageReady = False
colorImage = Image()
isColorImageReady = False
xLocation = 320
yLocation = 240
pub = rospy.Publisher('kobuki_command', Twist, queue_size=10)
command = Twist()
bumper = True
pub1 = rospy.Publisher('/mobile_base/commands/led1', Led, queue_size=10)
pub2 = rospy.Publisher('/mobile_base/commands/led2', Led, queue_size=10)
led = Led()
def mouseClick(event, x, y, flags, param):
global xLocation, yLocation
def __init__(self):
'''
This class is used to transmit data from morse node to a transparent node used in ros airship you will have to modify it.
'''
# Get the ~private namespace parameters from command line or launch file.
init_message = rospy.get_param('~message', 'hello')
self.rate = float(rospy.get_param('~rate', '30.0'))
self.rate_before_sleep = self.rate
self.topic_root = rospy.get_param('~topic', 'odometry')
self.topic_imu = rospy.get_param('~topic_imu', 'imu')
self.topic_hardcom = rospy.get_param('~topic_hardcom', 'hardcom')
self.topic_camcom = rospy.get_param('~topic_camcom', 'cameracom')
self.topic_command = rospy.get_param('~topic_command', 'command')
rospy.loginfo("airship/" + self.topic_root + "/rate = " + str(self.rate) + "Hz")
#Defining published messages
'''
RANGE FIELDS:
Header header
uint8 ULTRASOUND=0
uint8 INFRARED=1
uint8 radiation_type
float32 field_of_view
float32 min_range
float32 max_range
float32 range
'''
self.range = Range()
'''
IMU FIELDS:
Header header
geometry_msgs/Quaternion orientation
float64[9] orientation_covariance # Row major about x, y, z axes
geometry_msgs/Vector3 angular_velocity
float64[9] angular_velocity_covariance # Row major about x, y, z axes
geometry_msgs/Vector3 linear_acceleration
float64[9] linear_acceleration_covariance # Row major x, y z
'''
self.imu = Imu()
'''
IMAGE FIELDS
Header header
uint32 height # image height, that is, number of rows
uint32 width # image width, that is, number of columns
string encoding # Encoding of pixels -- channel meaning, ordering, size
# taken from the list of strings in include/sensor_msgs/image_encodings.h
uint8 is_bigendian # is this data bigendian?
uint32 step # Full row length in bytes
uint8[] data # actual matrix data, size is (step * rows)
'''
self.image = Image()
self.camera_info = CameraInfo()
'''
ODOMETRY FIELDS:
std_msgs/Header header
uint32 seq
time stamp
string frame_id
string child_frame_id
geometry_msgs/PoseWithCovariance pose
geometry_msgs/Pose pose
geometry_msgs/Point position
float64 x
float64 y
float64 z
geometry_msgs/Quaternion orientation
float64 x
float64 y
float64 z
float64 w
float64[36] covariance
geometry_msgs/TwistWithCovariance twist
geometry_msgs/Twist twist
geometry_msgs/Vector3 linear
float64 x
float64 y
float64 z
geometry_msgs/Vector3 angular
float64 x
float64 y
float64 z
float64[36] covariance
'''
self.estimated_pose = Odometry()
'''
Header header
uint32 seq
time stamp
string frame_id
geometry_msgs/Pose pose
geometry_msgs/Point position
float64 x
float64 y
float64 z
geometry_msgs/Quaternion orientation
float64 x
float64 y
float64 z
float64 w
'''
self.real_pose = PoseStamped()
self.is_sleep_state = False
#Defining the subscriber
rospy.Subscriber(self.topic_hardcom+"/LidarRange", Range, self.call_range)
rospy.Subscriber(self.topic_imu+"/InertialData", Imu, self.call_imu)
rospy.Subscriber(self.topic_camcom+"/CameraImg", Image, self.call_image)
rospy.Subscriber(self.topic_camcom+"/CameraInfo", CameraInfo, self.call_camera_info)
rospy.Subscriber(self.topic_command+"/isSleep", Bool, self.call_sleep)
rospy.Subscriber("raw/pose", PoseStamped, self.call_pose)
#Defining all the publisher
self.estimated_pose_pub = rospy.Publisher(self.topic_root+"/EstimatedPose", Odometry, queue_size=10)
while not rospy.is_shutdown():
if not self.is_sleep_state:
#######################################
# This is where we can compute the estimated
# pose
#######################################
self.estimated_pose_pub.publish(self.estimated_pose)
#this is the rate of the publishment.
if self.rate:
rospy.sleep(1/self.rate)
else:
rospy.sleep(1.0)
self.publish_onShutdown()
def main():
#Coordinates
global coordinates_x
global coordinates_y
coordinates_x = [0]
coordinates_y = [0]
global xCoordinate
global yCoordinate
global resize
global resize_width, resize_height
global mean_x
global mean_y
#Start Timer
stopFlag = Event()
thread = LowPassFilter(stopFlag)
thread.start()
#Video Path
#video_path = '' #Enter any video path relative to the script file
#Treshold for Green in BGR Color Space
greenLower = (40, 58, 77
) # Less accurate -> (29,86,6) kullanilan(29,50,150)
greenUpper = (73, 255, 255) #kullanilan (64,255,255)
#Detection in real time
camera = cv2.VideoCapture(0)
bridge = CvBridge()
#Detection over video
#camera = cv2.VideoCapture("video path")
count = 0
count2 = 0
old_x = 0
old_y = 0
difference_x = mean_x - old_x
difference_y = mean_y - old_y
old_difference_x = 0
old_difference_y = 0
ball_detected = False
while not rospy.is_shutdown(
): #Use this command for detection over a video instead 'True' --> 'camera.isOpened()'
#Read Frame
ret, frame = camera.read()
height, width = frame.shape[:
2] #frame = frame[0:height,0:int(width*0.5)]
# Resize and Add Noise
if resize == True:
frame = imutils.resize(frame,
width=resize_width,
height=resize_height)
# blurring the frame that's captured
frame_gau_blur = cv2.GaussianBlur(frame, (3, 3), 1)
hsv = cv2.cvtColor(frame_gau_blur, cv2.COLOR_BGR2HSV)
green_range = cv2.inRange(hsv, greenLower, greenUpper)
res_green = cv2.bitwise_and(frame_gau_blur,
frame_gau_blur,
mask=green_range)
# Masking
mask = cv2.erode(res_green, None, iterations=2)
mask = cv2.dilate(mask, None, iterations=3)
#mask = cv2.GaussianBlur(mask, (5, 5), 0)
blue_s_gray = cv2.cvtColor(res_green, cv2.COLOR_BGR2GRAY)
canny_edge = cv2.Canny(blue_s_gray, 200, 210) #100,110
# applying HoughCircles
rows = blue_s_gray.shape[0]
circles = cv2.HoughCircles(canny_edge,
cv2.HOUGH_GRADIENT,
dp=2,
minDist=9,
param1=10,
param2=5,
minRadius=0,
maxRadius=0)
cnts = cv2.findContours(blue_s_gray.copy(), cv2.RETR_EXTERNAL,
cv2.CHAIN_APPROX_SIMPLE)[-2]
#cnts = imutils.grab_contours(cnts)
center = None
#Execute only at least one contour found
if len(cnts) > 0 and circles is not None:
difference_x = mean_x - old_x
difference_y = mean_y - old_y
if (-5 < difference_x - old_difference_x < 5
and -5 < difference_y - old_difference_y < 5):
count += 1
count2 = 0
else:
print("difference_x=", difference_x)
print("old_difference_x=", old_difference_x)
count = 0
count2 -= 1
old_difference_x = difference_x
old_difference_y = difference_y
print("count:", count)
print("count2:", count2)
if (count2 < -1):
ball_detected = False
count = 0
count2 = 0
print("count is become 0")
elif (count > 20):
count = 0
ball_detected = True
old_x = mean_x
old_y = mean_y
print("count full")
if (ball_detected is True):
print("ball_detected True !!")
else:
print("ball_detected False !!")
c = max(cnts, key=cv2.contourArea)
(x, y), radius = cv2.minEnclosingCircle(c)
M = cv2.moments(c)
print("radius: ", radius)
if (M["m00"] != 0 or M["m00"] != 0):
center = (int(M["m10"] / M["m00"]), int(M["m01"] / M["m00"]))
else:
center = (0, 0)
# Select contours with a size bigger than 0.1
if radius > 0.2 and ball_detected is True:
# draw the circle and center
cv2.circle(frame, (int(x), int(y)), int(radius), (0, 255, 255),
2)
cv2.circle(frame, center, 5, (0, 0, 255), -1)
img = Image()
#height, width = frame.shape[:2]
img = bridge.cv2_to_imgmsg(frame, "bgr8")
imagePublisher.publish(img)
#Hold Coordinates
coordinates_x.append(center[0])
coordinates_y.append(center[1])
#Free Coordinates if timer is up
if set == 0:
coordinates_x = []
coordinates_y = []
xCoordinate = 0
yCoordinate = 0
frameHeight = frame.shape[0]
frameWidth = frame.shape[1]
coordinatePublisher.publish(
str(old_x) + "," + str(old_y) + "," + str(frameWidth) +
"," + str(frameHeight) + "," + str(radius))
else:
coordinatePublisher.publish("-")
cv2.imshow("Frame", frame)
if cv2.waitKey(1) & 0xFF == ord('q'):
stopFlag.set()
break
stopFlag.set()
camera.release()
cv2.destroyAllWindows()
package_directory = subprocess.check_output(["rospack", "find",
"drone_cam"]).decode().strip('\n')
filename = package_directory + '/src/office_drone_c.mp4'
cap = cv2.VideoCapture(filename)
frame_count = cap.get(cv2.CAP_PROP_FRAME_COUNT)
frames = 0
bridge = CvBridge()
topic = '/drone_c/camera/image'
pub = rospy.Publisher(topic, drone_feed, queue_size=10)
pubimg = rospy.Publisher(topic + '_Image', Image, queue_size=10)
rospy.init_node('drone3', anonymous=True)
rate = rospy.Rate(30)
img = drone_feed()
imgmsg = Image()
def pubcam():
global frames, cap, frame_count
while not rospy.is_shutdown():
try:
frames += 1
if frames == frame_count:
cap = cv2.VideoCapture(filename)
frames = 0
ret, frame = cap.read()
hsv = cv2.cvtColor(frame, cv2.COLOR_BGR2HSV)
lower_red = np.array([30, 150, 50])
upper_red = np.array([255, 255, 180])
mask = cv2.inRange(hsv, lower_red, upper_red)
def __init__(self, config):
rospy.init_node("gqcnn_base_grasp", anonymous=True)
# Moveit! setup
moveit_commander.roscpp_initialize(sys.argv)
self.robot = moveit_commander.RobotCommander()
self.scene = moveit_commander.PlanningSceneInterface()
self.arm = moveit_commander.MoveGroupCommander('arm')
self.gripper = moveit_commander.MoveGroupCommander('gripper')
self.arm.set_start_state_to_current_state()
self.arm.set_pose_reference_frame('base')
self.arm.set_planner_id('SBLkConfigDefault')
self.arm.set_planning_time(10)
self.arm.set_max_velocity_scaling_factor(0.04)
self.arm.set_max_acceleration_scaling_factor(0.04)
self.arm.set_goal_orientation_tolerance(0.1)
self.arm.set_workspace([-2, -2, -2, 2, 2, 2])
self.gripper.set_goal_joint_tolerance(0.2)
rospy.loginfo(self.arm.get_pose_reference_frame()) #base
rospy.loginfo(self.arm.get_planning_frame()) #world
# messgae filter for image topic, need carefully set./camera/depth_registered/sw_registered/image_rect,,/camera/rgb/image_rect_color
rospy.loginfo('wait_for_message') ##############
rospy.wait_for_message("/camera/rgb/image_raw", Image) ###########
rospy.wait_for_message("/camera/depth/image", Image) ###########
rospy.loginfo('start_callback') ###########
self.image_sub = message_filters.Subscriber("/camera/rgb/image_raw",
Image)
self.depth_sub = message_filters.Subscriber("/camera/depth/image",
Image)
self.camera_info_topic = "/camera/rgb/camera_info"
self.camera_info = rospy.wait_for_message(self.camera_info_topic,
CameraInfo)
rospy.loginfo(self.camera_info.header.frame_id) ######
self.ts = message_filters.ApproximateTimeSynchronizer(
[self.image_sub, self.depth_sub], 1, 1)
self.ts.registerCallback(self.cb)
self.color_msg = Image()
self.depth_msg = Image()
self.mask = Image()
# bounding box for objects
self.bounding_box = BoundingBox()
self.bounding_box.maxX = 420
self.bounding_box.maxY = 250
self.bounding_box.minX = 90
self.bounding_box.minY = 40
self.bridge = CvBridge()
# transform listener
self.listener = tf.TransformListener()
# compute_ik service
self.ik_srv = rospy.ServiceProxy('/compute_ik', GetPositionIK)
rospy.loginfo("Waiting for /compute_ik service...")
self.ik_srv.wait_for_service()
rospy.loginfo("Connected!")
self.service_request = PositionIKRequest()
self.service_request.group_name = 'arm'
self.service_request.timeout = rospy.Duration(2)
self.service_request.avoid_collisions = True
# signal
self.start = 0
## 2- Select with the mosue a rectangle which only contains the shapes (the smaller the rectangle the better)
## 3- Press 'a' to detect and count the shapes
## Done for now but may need calibration when we try it (easy)
#import imutils
import rospy
import math
import numpy as np
import cv2
import time
from sensor_msgs.msg import Image
from cv_bridge import CvBridge, CvBridgeError
from std_msgs.msg import String
from GUI.msg import Num
import os
uvc_img = Image()
bridge = CvBridge()
pub = rospy.Publisher('species_No', Num, queue_size=10)
#variables
c,C,T,L,S,w,h=0,0,0,0,0,0,0
def talker():
msg = Num()
msg.circlesNo = C
msg.trianglesNo = T
msg.linesNo = L
msg.squaresNo = S
pub.publish(msg)
def color_seg(choice):
def main():
#Coordinates
global coordinates_x
global coordinates_y
coordinates_x = [0]
coordinates_y = [0]
global xCoordinate
global yCoordinate
global resize
global resize_width, resize_height
global mean_x
global mean_y
#Start Timer
stopFlag = Event()
thread = LowPassFilter(stopFlag)
thread.start()
#Video Path
#video_path = '' #Enter any video path relative to the script file
#Treshold for Green in BGR Color Space
greenLower = (
23, 67, 48
) # Less accurate -> (29,86,6) kullanilan(29,50,150) med cim (15,0, 156)
greenUpper = (88, 255, 255
) #kullanilan (64,255,255) med cim (88,255,255)
#Detection in real time
camera = cv2.VideoCapture(0)
bridge = CvBridge()
kernel = np.ones((5, 5), np.uint8)
#camera.set(3, 920)
#camera.set(4, 1080)
#Detection over video
#camera = cv2.VideoCapture("video path")
while not rospy.is_shutdown(
): #Use this command for detection over a video instead 'True' --> 'camera.isOpened()'
#Read Frame
ret, frame = camera.read()
height, width = frame.shape[:
2] #frame = frame[0:height,0:int(width*0.5)]
# Resize and Add Noise
if resize == True:
frame = imutils.resize(frame,
width=resize_width,
height=resize_height)
# blurring the frame that's captured
frame_gau_blur = cv2.GaussianBlur(frame, (3, 3), 1)
hsv = cv2.cvtColor(frame_gau_blur, cv2.COLOR_BGR2HSV)
green_range = cv2.inRange(hsv, greenLower, greenUpper)
res_green = cv2.bitwise_and(frame_gau_blur,
frame_gau_blur,
mask=green_range)
kernel = np.ones((5, 5), np.uint8)
# Masking
mask = cv2.erode(res_green, kernel, iterations=2)
mask = cv2.dilate(mask, kernel, iterations=3)
#mask = cv2.morphologyEx(mask, cv2.MORPH_OPEN, kernel)
blue_s_gray = cv2.cvtColor(res_green, cv2.COLOR_BGR2GRAY)
blue_s_gray = cv2.morphologyEx(blue_s_gray, cv2.MORPH_OPEN, kernel)
#blue_s_gray = cv2.morphologyEx(blue_s_gray, cv2.MORPH_CLOSE, kernel)
canny_edge = cv2.Canny(blue_s_gray, 200, 210) #100,110
canny_edge = cv2.GaussianBlur(canny_edge, (5, 5), 0)
#canny_edge = cv2.adaptiveThreshold(canny_edge, 255, cv2.ADAPTIVE_THRESH_GAUSSIAN_C, cv2.THRESH_BINARY, 115, 1)
# applying HoughCircles
rows = blue_s_gray.shape[0]
circles = cv2.HoughCircles(canny_edge,
cv2.HOUGH_GRADIENT,
dp=2,
minDist=9,
param1=10,
param2=20,
minRadius=0,
maxRadius=0)
cnts = cv2.findContours(blue_s_gray.copy(), cv2.RETR_EXTERNAL,
cv2.CHAIN_APPROX_SIMPLE)[-2] #blue_s_gray.copy
#cnts = imutils.grab_contours(cnts)
center = None
#Execute only at least one contour found
if len(cnts) > 0 and circles is not None:
c = max(cnts, key=cv2.contourArea)
(x, y), radius = cv2.minEnclosingCircle(c)
M = cv2.moments(c)
if M["m00"] != 0:
center = (int(M["m10"] / M["m00"]), int(M["m01"] / M["m00"]))
else:
center = (0, 0)
# Select contours with a size bigger than 0.1
if radius > 0.1:
# draw the circle and center
cv2.circle(frame, (int(x), int(y)), int(radius), (0, 255, 255),
2)
cv2.circle(frame, center, 5, (0, 0, 255), -1)
#print(radius)
img = Image()
#height, width = frame.shape[:2]
img = bridge.cv2_to_imgmsg(frame, "bgr8")
imagePublisher.publish(img)
#Hold Coordinates
coordinates_x.append(center[0])
coordinates_y.append(center[1])
#Free Coordinates if timer is up
if set == 0:
coordinates_x = []
coordinates_y = []
xCoordinate = 0
yCoordinate = 0
frameHeight = frame.shape[0]
frameWidth = frame.shape[1]
coordinatePublisher.publish(
str(mean_x) + "," + str(mean_y) + "," + str(frameWidth) +
"," + str(frameHeight) + "," + str(radius))
else:
coordinatePublisher.publish("-")
print("-")
cv2.imshow("Frame", frame)
cv2.imshow("canny", canny_edge)
cv2.imshow("blue_s_gray", blue_s_gray)
if cv2.waitKey(1) & 0xFF == ord('q'):
stopFlag.set()
break
stopFlag.set()
camera.release()
cv2.destroyAllWindows()
def image_callback(self, data):
objArray = Detection2DArray()
try:
cv_image = self.bridge.imgmsg_to_cv2(data, "bgr8")
except CvBridgeError as e:
print(e)
image = cv2.cvtColor(cv_image, cv2.COLOR_BGR2RGB)
# image_hsv = cv2.cvtColor(cv_image,cv2.COLOR_BGR2HSV)
# the array based representation of the image will be used later in order to prepare the
# result image with boxes and labels on it.
image_np = np.asarray(image)
# Expand dimensions since the model expects images to have shape: [1, None, None, 3]
image_np_expanded = np.expand_dims(image_np, axis=0)
image_tensor = detection_graph.get_tensor_by_name('image_tensor:0')
# Each box represents a part of the image where a particular object was detected.
detection_boxes = detection_graph.get_tensor_by_name(
'detection_boxes:0')
# Each score represent how level of confidence for each of the objects.
# Score is shown on the result image, together with the class label.
detection_scores = detection_graph.get_tensor_by_name(
'detection_scores:0')
detection_classes = detection_graph.get_tensor_by_name(
'detection_classes:0')
# Number of objects detected
num_detections = detection_graph.get_tensor_by_name('num_detections:0')
(boxes, scores, classes,
num) = self.sess.run([
detection_boxes, detection_scores, detection_classes,
num_detections
],
feed_dict={image_tensor: image_np_expanded})
objects = vis_util.visualize_boxes_and_labels_on_image_array(
image,
np.squeeze(boxes),
np.squeeze(classes).astype(np.int32),
np.squeeze(scores),
category_index,
max_boxes_to_draw=MAX_NUMBER_OF_BOXES,
min_score_thresh=self.MINIMUM_CONFIDENCE,
use_normalized_coordinates=True,
line_thickness=3)
objArray.detections = []
objArray.header = data.header
# Object search
if len(objects) > 0:
for i in range(len(objects)):
objArray.detections.append(
self.object_predict(objects[i], data.header, image_np,
cv_image))
self.object_pub.publish(objArray)
img = cv2.cvtColor(image_np, cv2.COLOR_BGR2RGB)
image_out = Image()
#-- Print 'X' in the center of the camera
image_height, image_width, channels = img.shape
cv2.putText(img, "X", (image_width / 2, image_height / 2), font, 1,
(0, 0, 255), 2, cv2.LINE_AA)
try:
image_out = self.bridge.cv2_to_imgmsg(img, "bgr8")
except CvBridgeError as e:
print(e)
image_out.header = data.header
self.image_pub.publish(image_out)
obs_factor_y = 1.0
obs_factor_z = 1.0
obs_factor_yaw = 1.0
obs_offset_x = 0.0
obs_offset_y = -0.40
obs_offset_z = -0.36
obs_offset_yaw = 0 * (3.14 / 180.0)
# current state of quad
x = y = z = vx = vy = vz = roll = pitch = yaw = 0.0
pose_rel = Odometry()
img = np.zeros((480, 640, 3), np.uint8)
raw_image = Image()
bin_image = Image()
contour_image = Image()
corner_image = Image()
pose_image = Image()
debug_image = Image()
bridge = CvBridge()
pose_gate_in = Odometry()
def remove_distortion(img):
width = img.shape[1]
height = img.shape[0]
def step(self):
stamp = super().step()
if not stamp:
return
# Publish camera data
if self._image_publisher.get_subscription_count(
) > 0 or self._always_publish:
self._wb_device.enable(self._timestep)
image = self._wb_device.getImage()
if image is None:
return
# Image data
msg = Image()
msg.header.stamp = stamp
msg.header.frame_id = self._frame_id
msg.height = self._wb_device.getHeight()
msg.width = self._wb_device.getWidth()
msg.is_bigendian = False
msg.step = self._wb_device.getWidth() * 4
# We pass `data` directly to we avoid using `data` setter.
# Otherwise ROS2 converts data to `array.array` which slows down the simulation as it copies memory internally.
# Both, `bytearray` and `array.array`, implement Python buffer protocol, so we should not see unpredictable
# behavior.
# deepcode ignore W0212: Avoid conversion from `bytearray` to `array.array`.
msg._data = image
msg.encoding = 'bgra8'
self._image_publisher.publish(msg)
self.__message_info.header.stamp = Time(
seconds=self._node.robot.getTime()).to_msg()
self._camera_info_publisher.publish(self.__message_info)
if self._wb_device.hasRecognition(
) and (self._recognition_publisher.get_subscription_count() > 0 or
self._recognition_webots_publisher.get_subscription_count()
> 0):
self._wb_device.recognitionEnable(self._timestep)
objects = self._wb_device.getRecognitionObjects()
if objects is None:
return
# Recognition data
reco_msg = Detection2DArray()
reco_msg_webots = WbCameraRecognitionObjects()
reco_msg.header.stamp = stamp
reco_msg_webots.header.stamp = stamp
reco_msg.header.frame_id = self._frame_id
reco_msg_webots.header.frame_id = self._frame_id
for obj in objects:
# Getting Object Info
position = Point()
orientation = Quaternion()
position.x = obj.get_position()[0]
position.y = obj.get_position()[1]
position.z = obj.get_position()[2]
axangle = obj.get_orientation()
quat = axangle2quat(axangle[:-1], axangle[-1])
orientation.w = quat[0]
orientation.x = quat[1]
orientation.y = quat[2]
orientation.z = quat[3]
obj_model = obj.get_model().decode('UTF-8')
obj_center = [
float(i) for i in obj.get_position_on_image()
]
obj_size = [float(i) for i in obj.get_size_on_image()]
obj_id = obj.get_id()
obj_colors = obj.get_colors()
# Object Info -> Detection2D
reco_obj = Detection2D()
hyp = ObjectHypothesisWithPose()
hyp.id = obj_model
hyp.pose.pose.position = position
hyp.pose.pose.orientation = orientation
reco_obj.results.append(hyp)
reco_obj.bbox.center.x = obj_center[0]
reco_obj.bbox.center.y = obj_center[1]
reco_obj.bbox.size_x = obj_size[0]
reco_obj.bbox.size_y = obj_size[1]
reco_msg.detections.append(reco_obj)
# Object Info -> WbCameraRecognitionObject
reco_webots_obj = WbCameraRecognitionObject()
reco_webots_obj.id = obj_id
reco_webots_obj.model = obj_model
reco_webots_obj.pose.pose.position = position
reco_webots_obj.pose.pose.orientation = orientation
reco_webots_obj.bbox.center.x = obj_center[0]
reco_webots_obj.bbox.center.y = obj_center[1]
reco_webots_obj.bbox.size_x = obj_size[0]
reco_webots_obj.bbox.size_y = obj_size[1]
for i in range(0, obj.get_number_of_colors()):
color = ColorRGBA()
color.r = obj_colors[3 * i]
color.g = obj_colors[3 * i + 1]
color.b = obj_colors[3 * i + 2]
reco_webots_obj.colors.append(color)
reco_msg_webots.objects.append(reco_webots_obj)
self._recognition_webots_publisher.publish(reco_msg_webots)
self._recognition_publisher.publish(reco_msg)
else:
self._wb_device.recognitionDisable()
else:
self._wb_device.disable()
def __init__(self):
#rospy.init_node('camera_sub_node', anonymous=True)
self.bridge = CvBridge()
self.img_msg = Image()
def publish_image(self, frame):
img_msg = Image()
img_msg.data = self.camera.frame
self.pubs[self.image_topic] = img_msg
turner = Twist()
turner.linear.x = 0
turner.angular.z = 0
lastTime = 0 # time t
lastError = 0 # error at time t
changeError = 0 # derivative
totalError = 0 # integral
p = 0.009 # proportion constant
i = 0 # integral constant
d = 0 # derivative constant
dist = 0
moveStatus = False
depthData = Image()
isDepthReady = False
def depthCallback(data):
global depthData, isDepthReady
depthData = data
isDepthReady = True
def blobCallback(data):
global lastTime, changeError, totalError, lastError, moveStatus, veloError, dist
moveStatus = True
xPos = data.data
error = 320 - xPos
newTime = rospy.Time.now().to_sec()
def gate_finder(image):
try:
img = bridge.imgmsg_to_cv2(image, "bgr8")
except CvBridgeError as e:
print(e)
## Split the H channel in HSV, and get the saturation channel
hsv = cv2.cvtColor(img, cv2.COLOR_BGR2HSV)
h, s, v = cv2.split(hsv)
sides = side_sat(s)
#bounding_boxes contains box2D objects, have ( center (x,y), (width, height), angle of rotation )?
#[] - bottom left
#[] - top right
#[] - top left
#[] - bottom right
bounding_boxes = find_sides(sides)
if len(bounding_boxes) > 1:
#get rid of negatives
for i in range(len(bounding_boxes)):
for j in range(len(bounding_boxes[i])):
for k in range(len(bounding_boxes[i][j])):
if bounding_boxes[i][j][k] < 0:
bounding_boxes[i][j][k] = 0
#subtract bottom left from top left for each bounding box:
diff1 = abs(bounding_boxes[0][2] - bounding_boxes[0][0])
diff2 = abs(bounding_boxes[1][2] - bounding_boxes[1][0])
# if difference in x > diff in y delete (horizontal rectangle)
if diff1[0] > diff1[1]:
bounding_boxes.pop(0)
if diff2[0] > diff2[1]:
bounding_boxes.pop(1)
#find halfway pt between midpts
if len(bounding_boxes) > 1:
#find midpts (x)
#average top, bottom midpoints
top_mid = (bounding_boxes[0][1][0] + bounding_boxes[0][2][0]) / 2
bot_mid = (bounding_boxes[0][0][0] + bounding_boxes[0][3][0]) / 2
mid0 = (top_mid + bot_mid) / 2
top_mid = (bounding_boxes[1][1][0] + bounding_boxes[1][2][0]) / 2
bot_mid = (bounding_boxes[1][0][0] + bounding_boxes[1][3][0]) / 2
mid1 = (top_mid + bot_mid) / 2
image_mid = (mid0 + mid1) / 2
mid0 = int(mid0)
mid1 = int(mid1)
image_mid = int(image_mid)
output = img.copy()
#Draw on image:
if bounding_boxes is not None:
for box in bounding_boxes:
cv2.drawContours(output, [box], 0, (0, 0, 255), 2)
cv2.line(output, (mid1, 0), (mid1, 800), (0, 255, 0))
cv2.line(output, (mid0, 0), (mid0, 800), (0, 255, 0))
cv2.line(output, (image_mid, 0), (image_mid, 800), (0, 255, 0))
print("boutta show")
#cv2.imshow("Output", output)
#cv2.waitKey(0)
mid_box = [[image_mid + 10, bounding_boxes[0][0][1]],
[image_mid - 10, bounding_boxes[0][1][1]],
[image_mid + 10, bounding_boxes[0][2][1]],
[image_mid - 10, bounding_boxes[0][3][1]]]
boxes = [bounding_boxes[1], mid_box]
extractmath(boxes)
def cnn(self):
if type(self.cv_img_crop) == []:
print "No crop image receive"
return
print "strat prediction"
img_pred = self.cv_image
for i, im in enumerate(self.cv_img_crop):
start = time.time()
if im is None:
break
im = cv2.cvtColor(im, cv2.COLOR_BGR2GRAY)
im = im.reshape(im.shape[0], im.shape[1], 1)
transformer = caffe.io.Transformer(
{'data': self.net_full_conv.blobs['data'].data.shape})
transformer.set_transpose('data', (2, 0, 1))
#transformer.set_raw_scale('data', 255.0)
self.net_full_conv.blobs['data'].reshape(1, 1, 32, 100)
transformed_image = transformer.preprocess('data', im)
transformed_image -= np.mean(transformed_image)
#make classification map by forward and print prediction indices at each location
self.net_full_conv.blobs['data'].data[...] = transformed_image
#self.net_full_conv.blobs['data'].data[...] = im
#out = self.net_full_conv.forward(data=np.asarray(transformed_image))
out = self.net_full_conv.forward()
print "Prediction time:", time.time() - start
top1 = out['prob'][0].argmax()
x = self.cv_crop_region[i][0]
y = self.cv_crop_region[i][1]
w = self.cv_crop_region[i][2]
h = self.cv_crop_region[i][3]
if out['prob'][0][top1] >= 0.9:
print 'class: ', top1
print out['prob'][0][top1][0][0]
cv2.rectangle(img_pred, (x, y), (x + w, y + h), (0, 0, 255), 3)
print self.navi_map[top1]
cv2.putText(img_pred, str(self.navi_map[top1][0]), (x, y),
cv2.FONT_HERSHEY_COMPLEX, 1, (255, 0, 0), 2)
if top1 == 4 or top1 == 2:
turn_right = rospy.ServiceProxy(
'/pbody/open_loop_intersection_control_node/turn_right',
Empty)
turn = turn_right()
topomap_action = rospy.ServiceProxy(
'topo_map_action', actions)
action = actions()
action.action = "R"
resp = topomap_action(action)
print "target node: ", resp.target_state
elif top1 == 23:
turn_left = rospy.ServiceProxy(
'/pbody/open_loop_intersection_control_node/turn_left',
Empty)
turn = turn_left()
topomap_action = rospy.ServiceProxy(
'topo_map_action', actions)
action = actions()
action.action = "L"
resp = topomap_action(action)
print "target node: ", resp.target_state
elif top1 == 14 or top1 == 22:
turn_forward = rospy.ServiceProxy(
'/pbody/open_loop_intersection_control_node/turn_forward',
Empty)
turn = turn_forward()
topomap_action = rospy.ServiceProxy(
'topo_map_action', actions)
action = actions()
action.action = "F"
resp = topomap_action(action)
print "target node: ", resp.target_state
self.stop_line = 0
break
print "stop text spotting"
#publish image_with_box
image_all_pred_image = Image()
image_all_pred_image.header = rospy.Time.now
image_all_pred_image = self.bridge.cv2_to_imgmsg(img_pred, "bgr8")
self.image_pred_pub.publish(image_all_pred_image)
self.cv_img_crop = []
self.cv_crop_region = []
#escape key stops
# while(key < 27):
# # H[2][2]=Z
# bird_image=cv2.warpPerspective(image, H, (1000,1000))
# plt.subplot(121),plt.imshow(image),plt.title('image')
# plt.subplot(122),plt.imshow(bird_image),plt.title('Perspective')
# plt.show()
# key=cv2.waitKey(0)
# if(key == 24):
# Z+=0.5
# print(key)
# if(key == 25):
# Z-=0.5
# print(key)
msg = Image()
msg.header.stamp = rospy.Time.now()
msg.height = 1000
msg.width = 1000
msg.step = 1000
bridge = CvBridge()
while True:
try:
bird_video=cv2.warpPerspective(_image, H, (1000,1000))
cv2.imshow("Bird view video", bird_video)
publisher.publish(bridge.cv2_to_imgmsg(bird_video, "bgr8"))
cv2.waitKey(100)
except KeyboardInterrupt:
break
class predictor:
"""
"""
def apply(self, y0, index):
"""
Apply diffeomorphism number <index> to image <y0>
"""
def compare(self, y0, yn, size):
"""
Compare reduced size of images.
Returns norm of difference in certain areas,
which is defined by the variance is less than
the average variance value.
"""
def find_neighbor_indices(self, y0):
#pdb.set_trace()
self.estimator = learner((y0.shape[1], y0.shape[0]),
[4, 4]).new_estimator()
self.estimator.init_structures(y0[:, :, 0])
#self.neighbor_indices = estimator.neighbor_indices
def compare_neighbor(self, y0, yn, var=NONE):
"""
Compare fullsize of images in neighbour area
"""
estr = learner((y0.shape[1], y0.shape[0]), [4, 4]).new_estimator()
estr.update(y0[:, :, 0], yn[:, :, 0])
estr.update(y0[:, :, 1], yn[:, :, 1])
estr.update(y0[:, :, 2], yn[:, :, 2])
n = len(estr.neighbor_similarity_flat)
best_sim = np.array([[0]] * n)
for k in range(n):
best_sim[k] = max(estr.neighbor_similarity_flat[k])
if var != NONE:
best_sim = best_sim * var.flat
return np.mean(best_sim)
def apply_random_sequence(self, y0, level=5):
"""
Apply diffeomorphisms on image <y0> in a
randomized sequence of depth <level>.
Returns the command sequence as a <level>-tuple
and the final image.
"""
def search_for_plan(self, y0, yn, nitr=10, level=5):
"""
Search for a sequence of diffeomorphisms that
transforms <y0> to <yn>.
Max <nitr> random sequences is tried, max length
of sequences is <level>
"""
size = [16, 12]
for i in range(nitr):
# get a estimated final image and the sequence to the final image
y_est, seq = self.apply_random_sequence(yo, level)
# compare the estimated image against the goal.
sim = self.compare(y0, yn, size)
def test_compare_neighbor(self, argv):
def get_Y_pair((x0, y0), (dx, dy), (w, h), im):
imc = im.crop((x0, y0, x0 + w, y0 + h))
Y0 = np.array(imc.getdata(), np.uint8).reshape((h, w, 3))
imc2 = im.crop((x0 + dx, y0 + dy, x0 + dx + w, y0 + dy + h))
Y1 = np.array(imc2.getdata(), np.uint8).reshape((h, w, 3))
return (Y0, Y1)
# Find Input image
try:
infile = argv[argv.index('-im') + 1]
except ValueError:
infile = '/home/adam/git/surf12adam/diffeo_experiments/lighttower640.jpg'
print 'Using image file: ', infile
im = Image.open(infile)
print 'Compare two images close to each other'
y0, y1 = get_Y_pair((260, 300), (2, 0), (160, 120), im)
self.find_neighbor_indices(y0)
print self.compare_neighbor(y0, y1)
print 'Compare two images far from each other'
y0, y1 = get_Y_pair((260, 300), (5, 0), (160, 120), im)
print self.compare_neighbor(y0, y1)
print 'Compare two images really far from each other'
y0, y1 = get_Y_pair((260, 300), (200, 0), (160, 120), im)
print self.compare_neighbor(y0, y1)
print 'Compare two images close to each other with nois'
y0, y1 = get_Y_pair((260, 300), (0, 0), (160, 120), im)
#pdb.set_trace()
y1 = y1 + np.random.randint(0, 10, y0.shape)
y1 = (y1 * 255.0 / np.max(y1)).astype(np.uint8)
# pdb.set_trace()
print self.compare_neighbor(y0, y1)
from transforms3d import quaternions
import roslib
import sys
import rospy
from sensor_msgs.msg import Image, Imu
import time
import math
from PIL import Image
import matplotlib.pyplot as plt
from matplotlib import colors
resolution = 0.05 #meters/pixel
np.set_printoptions(threshold=4) #see all matrix
img = Image.open("map.pgm")
area = (950, 950, 1600, 1130) #left, top, right, bottom
cropped_img = img.crop(area)
img_matrix = np.array(cropped_img)
#unknown positions of map
BW_img_des = img_matrix == 205
BW_img_des = BW_img_des * - 1
#occupied positions of the map
BW_img_oc = img_matrix == 0
BW_img_oc = BW_img_oc* 1 #0 and 1 instead of False and True
map = BW_img_des+BW_img_oc
length_map = map.shape[1]#no of columns
width_map = map.shape[0]#no of rows
#!/usr/bin/env python
# -*- coding: utf-8 -*-
import sys
import rospy
from sensor_msgs.msg import Image
from cv_bridge import CvBridge
import cv2
from math import isnan
import numpy as np
imageData = Image()
def imageCallback(data):
global imageData
imageData = data
def listener():
rospy.init_node('image_listener', anonymous=True)
rospy.Subscriber("/camera/rgb/image_color", Image,
imageCallback)
rospy.sleep(0.5)
global imageData
bridge = CvBridge()
cvImage = bridge.imgmsg_to_cv2(imageData, desired_encoding="passthrough")
cvImage = cv2.cvtColor(cvImage, cv2.COLOR_BGR2RGB)
def main(argv):
if len(sys.argv) < 2:
print 'Please specify data directory file'
return 1
if len(sys.argv) < 3:
print 'Please specify output rosbag file'
return 1
bag = rosbag.Bag(sys.argv[2], 'w')
ral = csv.reader(open(sys.argv[1] + "/LogFiles_tmp/RawAccel.csv"))
rgo = csv.reader(open(sys.argv[1] + "/LogFiles_tmp/RawGyro.csv"))
gps = csv.reader(open(sys.argv[1] + "/LogFiles_tmp/OnboardGPS.csv"))
gta = csv.reader(open(sys.argv[1] + "/LogFiles_tmp/GroundTruthAGM.csv"))
gtl = csv.reader(open(sys.argv[1] + "/LogFiles_tmp/GroundTruthAGL.csv"))
bap = csv.reader(open(sys.argv[1] + "/LogFiles_tmp/BarometricPressure.csv"))
onp = csv.reader(open(sys.argv[1] + "/LogFiles_tmp/OnboardPose.csv"))
ori = csv.reader(open(sys.argv[1] + "/LogFiles_tmp/RawOrien.csv"))
pos = csv.reader(open(sys.argv[1] + "/LogFiles_tmp/OnboardPose.csv"))
ral_seq = 0
bap_seq = 0
img_seq = 0
pos_seq = 0
cal = -1
gps_seq = 0
# IMAGE_COUNT = 81169
STREET_VIEW = 113
print("packageing Imu for OnboardPose.csv ...")
for pos_data in pos:
pos_seq = pos_seq + 1
utime = int(pos_data[0])
timestamp = rospy.Time.from_sec(utime/1e6)
imu = Imu()
imu.header.seq = pos_seq
imu.header.stamp = timestamp
imu.header.frame_id = '/Imu'
imu.linear_acceleration.x = float(pos_data[4])
imu.linear_acceleration.y = float(pos_data[5])
imu.linear_acceleration.z = float(pos_data[6])
imu.linear_acceleration_covariance = np.zeros(9)
imu.angular_velocity.x = float(pos_data[1])
imu.angular_velocity.y = float(pos_data[2])
imu.angular_velocity.z = float(pos_data[3])
imu.angular_velocity_covariance = np.zeros(9)
imu.orientation.w = float(pos_data[14])
imu.orientation.x = float(pos_data[15])
imu.orientation.y = float(pos_data[16])
imu.orientation.z = float(pos_data[17])
bag.write('/Imu', imu, t=timestamp)
pos_seq = pos_seq + 1
imu.header.seq = pos_seq
bag.write('/Imu', imu, t=timestamp)
# if cal < 0:
# Caminfo = CameraInfo()
# cam_data = np.load(sys.argv[1] + '/calibration_data.npz')
# Caminfo.R = [1.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 1.0]
# Caminfo.P = [1.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0]
# Caminfo.D = np.asarray(cam_data['distCoeff']).reshape(-1)
# Caminfo.K = np.asarray(cam_data['intrinsic_matrix']).reshape(-1)
# Caminfo.binning_x = 1
# Caminfo.binning_y = 1
# img_cv_h, img_cv_w = img_cv.shape[:2]
# Caminfo.width = img_cv_w
# Caminfo.height = img_cv_h
# Caminfo.distortion_model = 'plumb_bob'
# bag.write('/camera/camera_info', Caminfo, t=timestamp)
# cal = 0
print("Package groundtruthAGM...")
for gta_data in gta:
Igt = Int8MultiArray()
Igt.data = [int(gta_data[2]), int(gta_data[3]), int(gta_data[4])]
bag.write('/groundtruth/sv_id', Igt)
print("Package groundtruthIMAGE...")
for stv_seq in range(STREET_VIEW):
# print(stv_seq)
img_cv = cv2.imread(sys.argv[1] + "/Street View Images/left-" + '{0:03d}'.format(stv_seq+1) + ".jpg", 1)
br = CvBridge()
Img = Image()
Img = br.cv2_to_imgmsg(img_cv, "bgr8")
Img.header.seq = stv_seq
# Img.header.stamp = timestamp
Img.header.frame_id = 'streetview'
bag.write('/groundtruth/image', Img)
for bap_data in bap:
bap_seq = bap_seq + 1
bar = Barometer()
bar.altitude = float(bap_data[2])
bar.pressure = float(bap_data[1])
bar.temperature = float(bap_data[3])
bar.header.seq - int(bap_seq)
bar.header.frame_id = 'BarometricPressure'
bag.write('/barometric_pressure', bar)
print("Packaging GPS and cam_info")
for gps_data in gps:
imgid = int(gps_data[1])
utime = int(gps_data[0])
timestamp = rospy.Time.from_sec(utime / 1e6)
header = Header()
header.seq = imgid
header.stamp = timestamp
header.frame_id = 'gps'
Gps = NavSatFix()
Gps.header = header
Gps.status.service = 1
Gps.latitude = float(gps_data[2])
Gps.longitude = float(gps_data[3])
Gps.altitude = float(gps_data[4])
bag.write('/gps', Gps, t=timestamp)
if imgid <= MAVIMAGE and imgid % 3 == 0:
# write aerial image
img_seq = img_seq+1
img_cv = cv2.imread(sys.argv[1] + "/MAV Images/" + '{0:05d}'.format(int(imgid)) + ".jpg", 1)
img_cv = cv2.resize(img_cv, MAVDIM, interpolation=cv2.INTER_AREA)
cv2.imshow('1', img_cv)
br = CvBridge()
Img = Image()
Img = br.cv2_to_imgmsg(img_cv, "bgr8")
Img.header.seq = int(img_seq)
print(imgid)
Img.header.stamp = timestamp
Img.header.frame_id = 'camera'
bag.write('/camera/image', Img, t=timestamp)
bag.close()
return 0
cv2.rectangle(imgcv, (box[0], box[1]), (box[2], box[3]),
colors[cls_indx], thick)
cv2.putText(imgcv, mess, (box[0], box[1] - 7), 0, 1e-3 * h,
colors[cls_indx], thick // 3)
pub_bbox = rospy.Publisher("m2det_ros/detetct_result",
BoundingBoxes,
queue_size=1)
pub_bbox.publish(boundingBoxes)
if show_result == True:
cv2.imshow("result", imgcv)
cv2.waitKey(1)
captureImage = Image()
def imgCallback(msg):
global captureImage
captureImage = msg
try:
cv_img = CvBridge().imgmsg_to_cv2(captureImage, "bgr8")
w, h = cv_img.shape[1], cv_img.shape[0]
img = _preprocess(cv_img).unsqueeze(0)
if cfg.test_cfg.cuda:
img = img.cuda()
#!/usr/bin/env python
import roslib
#roslib.load_manifest('rosopencv')
import sys
import rospy
import cv2
import math
from std_msgs.msg import String
from sensor_msgs.msg import Image
from cv_bridge import CvBridge, CvBridgeError
from copy import deepcopy
import imutils
colorImage = Image()
isColorImageReady = False
greenLower = (29, 86, 6) # rgb values
greenUpper = (64, 255, 255)
boundsInit = True
bridge = ""
ratio = 1
def calculateLineDistance(pt1, pt2):
dist = math.sqrt((pt1[0] - pt2[0])**2 + (pt1[1] - pt2[1])**2)
return dist
def getTipPoint(pts):
#print(str(pts))
#Calculate line distances
line1 = calculateLineDistance(pts[0][0], pts[1][0])
def cbRegion(self, region_msg):
# ***************************************************************
# Make sure that the device is working
# ***************************************************************
t_start = time.clock()
if self.device_work is True:
# ***************************************************************
# Preprocessing
# ***************************************************************
if (region_msg.image_region.width is 0):
return
img = self.bridge.imgmsg_to_cv2(region_msg.image_region, "bgr8")
img = cv2.resize(img, self.dim)
img = img.astype(np.float32)
img_m = np.zeros((self.dim[0], self.dim[1], 3), np.float32)
img_m[:] = (104, 116, 122)
img = cv2.subtract(img, img_m)
# ***************************************************************
# Send the image to NCS and get the result
# ***************************************************************
self.graph.LoadTensor(img.astype(np.float16), 'user object')
output, userobj = self.graph.GetResult()
order = output.argsort()[::-1][:4]
# ***************************************************************
# Probability thresold
# ***************************************************************
if (output[order[0]] * 100 >= 95):
#cv2.imwrite("/home/tony/ncs/ncsdk/examples/caffe/CaffeNet/image/" + str(self.img_count) + ".jpg", img_cv)
print('\n-------region predictions --------')
x = region_msg.x
y = region_msg.y
w = region_msg.width
h = region_msg.height
if str(order[0]) is str(0):
cv2.rectangle(self.img, (x, y), (x + w, y + h),
(255, 0, 0), 3)
cv2.putText(self.img, 'blue_circle', (x - 50, y - 5),
cv2.FONT_HERSHEY_COMPLEX, 0.3, (255, 0, 0), 1)
elif str(order[0]) is str(1):
cv2.rectangle(self.img, (x, y), (x + w, y + h),
(0, 255, 0), 3)
cv2.putText(self.img, 'green_triangle', (x - 50, y - 5),
cv2.FONT_HERSHEY_COMPLEX, 0.3, (0, 255, 0), 1)
elif str(order[0]) is str(2):
cv2.rectangle(self.img, (x, y), (x + w, y + h),
(0, 0, 255), 3)
cv2.putText(self.img, 'red_cross', (x - 50, y - 5),
cv2.FONT_HERSHEY_COMPLEX, 0.3, (0, 0, 255), 1)
elif str(order[0]) is str(3):
cv2.rectangle(self.img, (x, y), (x + w, y + h), (0, 0, 0),
3)
cv2.putText(self.img, 'background', (x - 50, y - 5),
cv2.FONT_HERSHEY_COMPLEX, 0.3, (0, 0, 0), 1)
img_msg = Image()
img_msg = self.bridge.cv2_to_imgmsg(self.img, "bgr8")
self.pub_image_pred.publish(img_msg)
for i in range(0, 4):
print str(
self.pred_count), (' prediction ' + str(i) +
' (probability ' +
str(output[order[i]] * 100) +
'%) is ' + self.labels[order[i]] +
' label index is: ' +
str(order[i]))
self.pred_count += 1
print "time taken = ", time.clock() - t_start
def image_cb(self, data):
objArray = Detection2DArray()
try:
cv_image = self.bridge.imgmsg_to_cv2(data, "bgr8")
except CvBridgeError as e:
print(e)
image = cv2.cvtColor(cv_image, cv2.COLOR_BGR2RGB)
# the array based representation of the image will be used later in order to prepare the
# result image with boxes and labels on it.
image_np = np.asarray(image)
# Expand dimensions since the model expects images to have shape: [1, None, None, 3]
image_np_expanded = np.expand_dims(image_np, axis=0)
image_tensor = detection_graph.get_tensor_by_name('image_tensor:0')
# Each box represents a part of the image where a particular object was detected.
boxes = detection_graph.get_tensor_by_name('detection_boxes:0')
# Each score represent how level of confidence for each of the objects.
# Score is shown on the result image, together with the class label.
scores = detection_graph.get_tensor_by_name('detection_scores:0')
classes = detection_graph.get_tensor_by_name('detection_classes:0')
num_detections = detection_graph.get_tensor_by_name('num_detections:0')
(boxes, scores, classes, num_detections) = self.sess.run(
[boxes, scores, classes, num_detections],
feed_dict={image_tensor: image_np_expanded})
objects = vis_util.visualize_boxes_and_labels_on_image_array(
image,
np.squeeze(boxes),
np.squeeze(classes).astype(np.int32),
np.squeeze(scores),
category_index,
use_normalized_coordinates=True,
line_thickness=2)
objArray.detections = []
objArray.header = data.header
object_count = 1
for i in range(len(objects)):
object_count += 1
objArray.detections.append(
self.object_predict(objects[i], data.header, image_np,
cv_image))
self.object_pub.publish(objArray)
#EXTRA~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~DOWN
if object_count == 1:
self.lane_change_pub.publish(0)
else:
self.lane_change_pub.publish(1)
#EXTRA~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~UP
img = cv2.cvtColor(image_np, cv2.COLOR_BGR2RGB)
image_out = Image()
try:
image_out = self.bridge.cv2_to_imgmsg(img, "bgr8")
except CvBridgeError as e:
print(e)
image_out.header = data.header
self.image_pub.publish(image_out)
def __init__(self,
joint_increment=None,
sim_time_factor=0.001,
running_step=0.001,
random_object=False,
random_position=False,
use_object_type=False,
populate_object=False,
env_object_type='free_shapes'):
"""
initializing all the relevant variables and connections
:param joint_increment: increment of the joints
:param running_step: gazebo simulation time factor
:param random_object: spawn random object in the simulation
:param random_position: change object position in each reset
:param use_object_type: assign IDs to objects and used them in the observation space
:param populate_object: to populate object(s) in the simulation using sdf file
:param env_object_type: object type for environment, free_shapes for boxes while others are related to use_case
'door_handle', 'combox', ...
"""
# Assign Parameters
self._joint_increment = joint_increment
self.running_step = running_step
self._random_object = random_object
self._random_position = random_position
self._use_object_type = use_object_type
self._populate_object = populate_object
# Assign MsgTypes
self.joints_state = JointState()
self.contact_1_state = ContactsState()
self.contact_2_state = ContactsState()
self.collisions = Bool()
self.camera_rgb_state = Image()
self.camera_depth_state = Image()
self.contact_1_force = Vector3()
self.contact_2_force = Vector3()
self.gripper_state = VacuumGripperState()
self._list_of_observations = [
"distance_gripper_to_object", "elbow_joint_state",
"shoulder_lift_joint_state", "shoulder_pan_joint_state",
"wrist_1_joint_state", "wrist_2_joint_state",
"wrist_3_joint_state", "contact_1_force", "contact_2_force",
"object_pos_x", "object_pos_y", "object_pos_z",
"min_distance_gripper_to_object"
]
if self._use_object_type:
self._list_of_observations.append("object_type")
# Establishes connection with simulator
"""
1) Gazebo Connection
2) Controller Connection
3) Joint Publisher
"""
self.gazebo = GazeboConnection(sim_time_factor=sim_time_factor)
self.controllers_object = ControllersConnection()
self.pickbot_joint_pubisher_object = JointPub()
# Define Subscribers as Sensordata
"""
1) /pickbot/joint_states
2) /gripper_contactsensor_1_state
3) /gripper_contactsensor_2_state
4) /gz_collisions
not used so far but available in the environment
5) /pickbot/gripper/state
6) /camera_rgb/image_raw
7) /camera_depth/depth/image_raw
"""
rospy.Subscriber("/pickbot/joint_states", JointState,
self.joints_state_callback)
rospy.Subscriber("/gripper_contactsensor_1_state", ContactsState,
self.contact_1_callback)
rospy.Subscriber("/gripper_contactsensor_2_state", ContactsState,
self.contact_2_callback)
rospy.Subscriber("/gz_collisions", Bool, self.collision_callback)
# rospy.Subscriber("/pickbot/gripper/state", VacuumGripperState, self.gripper_state_callback)
# rospy.Subscriber("/camera_rgb/image_raw", Image, self.camera_rgb_callback)
# rospy.Subscriber("/camera_depth/depth/image_raw", Image, self.camera_depth_callback)
# Define Action and state Space and Reward Range
"""
Action Space: Box Space with 6 values.
State Space: Box Space with 12 values. It is a numpy array with shape (12,)
Reward Range: -infinity to infinity
"""
# Directly use joint_positions as action
if self._joint_increment is None:
low_action = np.array([
-(math.pi - 0.05), -(math.pi - 0.05), -(math.pi - 0.05),
-(math.pi - 0.05), -(math.pi - 0.05), -(math.pi - 0.05)
])
high_action = np.array([
math.pi - 0.05, math.pi - 0.05, math.pi - 0.05, math.pi - 0.05,
math.pi - 0.05, math.pi - 0.05
])
else: # Use joint_increments as action
low_action = np.array([
-self._joint_increment, -self._joint_increment,
-self._joint_increment, -self._joint_increment,
-self._joint_increment, -self._joint_increment
])
high_action = np.array([
self._joint_increment, self._joint_increment,
self._joint_increment, self._joint_increment,
self._joint_increment, self._joint_increment
])
self.action_space = spaces.Box(low_action, high_action)
high = np.array([
999, # distance_gripper_to_object
math.pi, # elbow_joint_state
math.pi, # shoulder_lift_joint_state
math.pi, # shoulder_pan_joint_state
math.pi, # wrist_1_joint_state
math.pi, # wrist_2_joint_state
math.pi, # wrist_3_joint_state
np.finfo(np.float32).max, # contact_1_force
np.finfo(np.float32).max, # contact_2_force
1, # object_pos_x
1.4, # object_pos_y
1.5, # object_pos_z
999
]) # min_distance_gripper_to_object
low = np.array([
0, # distance_gripper_to_object
-math.pi, # elbow_joint_state
-math.pi, # shoulder_lift_joint_state
-math.pi, # shoulder_pan_joint_state
-math.pi, # wrist_1_joint_state
-math.pi, # wrist_2_joint_state
-math.pi, # wrist_3_joint_state
0, # contact_1_force
0, # contact_2_force
-1, # object_pos_x
0, # object_pos_y
0, # object_pos_z
0
]) # min distance
if self._use_object_type:
high = np.append(high, 9)
low = np.append(low, 0)
self.observation_space = spaces.Box(low, high)
self.reward_range = (-np.inf, np.inf)
self._seed()
self.done_reward = 0
# set up everything to publish the Episode Number and Episode Reward on a rostopic
self.episode_num = 0
self.accumulated_episode_reward = 0
self.episode_steps = 0
self.reward_pub = rospy.Publisher('/openai/reward',
RLExperimentInfo,
queue_size=1)
self.reward_list = []
self.episode_list = []
self.step_list = []
self.csv_name = logger.get_dir() + '/result_log'
print("CSV NAME")
print(self.csv_name)
self.csv_success_exp = logger.get_dir(
) + "/success_exp" + datetime.datetime.now().strftime(
'%Y-%m-%d_%Hh%Mmin') + ".csv"
self.success_2_contact = 0
self.success_1_contact = 0
# object name: name of the target object
# object type: index of the object name in the object list
# object list: pool of the available objects, have at least one entry
self.object_name = ''
self.object_type_str = ''
self.object_type = 0
self.object_list = U.get_target_object(env_object_type)
print("object list {}".format(self.object_list))
self.object_initial_position = Pose(
position=Point(x=-0.13, y=0.848, z=1.06), # x=0.0, y=0.9, z=1.05
orientation=quaternion_from_euler(0.002567, 0.102, 1.563))
self.pickbot_initial_position = Pose(position=Point(x=0.0,
y=0.0,
z=1.12),
orientation=Quaternion(x=0.0,
y=0.0,
z=0.0,
w=1.0))
if self._populate_object:
# populate objects from object list
self.populate_objects()
# select first object, set object name and object type
# if object is random, spawn random object
# else get the first entry of object_list
self.set_target_object(random_object=self._random_object,
random_position=self._random_position)
# The distance between gripper and object, when the arm is in initial pose
self.max_distance, _ = U.get_distance_gripper_to_object()
# The minimum distance between gripper and object during training
self.min_distance = 999
from fast_rcnn.nms_wrapper import nms
from utils.timer import Timer
import matplotlib.pyplot as plt
import numpy as np
import scipy.io as sio
import caffe, os, sys, cv2
import argparse
import rospy
from ros_faster_rcnn.msg import *
from sensor_msgs.msg import Image
from cv_bridge import CvBridge, CvBridgeError
import threading
RUNNING = False
IMAGE1 = Image()
IMAGE2 = Image()
def detect(image):
"""Detect object classes in an image using pre-computed object proposals."""
global NET
# Detect all object classes and regress object bounds
rospy.loginfo("Starting detection")
timer = Timer()
timer.tic()
scores, boxes = im_detect(NET, image)
timer.toc()
rospy.loginfo('Detection took %f seconds for %d object proposals',
timer.total_time, boxes.shape[0])
from sensor_msgs.msg import Image
if __name__ == '__main__':
from options import args
cap = cv2.VideoCapture(args.input)
# Camera Settings
cap.set(cv2.CAP_PROP_FRAME_WIDTH, args.camera_width)
cap.set(cv2.CAP_PROP_FRAME_HEIGHT, args.camera_height)
if (args.camera_fps):
cap.set(cv2.CAP_PROP_FPS, args.camera_fps)
# Init ROS Node
image_pub = rospy.Publisher('/camera/image_raw', Image, queue_size=10)
rospy.init_node('camera', anonymous=True)
i = 0
while not rospy.is_shutdown():
msg = Image()
ret, frame = cap.read()
# frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
size = frame.size
rows, cols, c = frame.shape
msg.height = rows
msg.width = cols
msg.encoding = 'bgr8'
msg.step = size//rows
msg.data = list(frame.reshape(size))
msg.header.frame_id = str(i)
image_pub.publish(msg)
i += 1
def cb_image(self, msg_img):
self.img = self.cv_bridge.compressed_imgmsg_to_cv2(msg_img, "bgr8")
if self.totem_list is None:
return
# ================================================
# Get Transformation matrix
# bewteen odom and velodyne, lidar and camera
# ================================================
trans = None
while trans is None:
try:
(trans, qua) = self.tf_listener.lookupTransform(
"/velodyne", "/odom", rospy.Time(0))
except (tf.LookupException):
print "Nothing Happen"
transform_matrix_odom_velodyne = self.tf_transformer.fromTranslationRotation(
trans, qua)
transform_matrix_lidar_camera = self.tf_transformer.fromTranslationRotation(
self.translation_lidar_camera, self.quaternion_lidar_camera)
# ================================================
# Find totem color and update the totem_list
# ================================================
for totem in self.totem_list:
# Don't process the totem > threshold
if self.distance(self.wamv_position, totem) >= 15:
pass
else:
# Transform pose from odom to velodyne
totem_position = np.zeros((4, 1))
totem_position[0, 0] = totem.x # x
totem_position[1, 0] = totem.y # y
totem_position[2, 0] = totem.z # z
totem_position[3, 0] = 1
lidar_totem_position = np.matmul(
transform_matrix_odom_velodyne, totem_position)
# Transform pose from velodyne to camera
camera_totem_position = np.matmul(
transform_matrix_lidar_camera, lidar_totem_position)
totem_image_x = self.camera_matrix[0] * (
-camera_totem_position[1, 0] /
camera_totem_position[0, 0]) + self.camera_matrix[2]
totem_image_y = self.camera_matrix[4] * (
-camera_totem_position[2, 0] /
camera_totem_position[0, 0]) + self.camera_matrix[5]
totem_image_x = int(totem_image_x)
totem_image_y = int(totem_image_y)
if camera_totem_position[0, 0] >=0 and totem_image_x >= 140 and \
totem_image_y >= 150 and totem_image_y <= self.img.shape[0]-200 and totem_image_x <= self.img.shape[1]-140 :
#img_roi = self.img[totem_image_y-70:totem_image_y+50, totem_image_x-90:totem_image_x+90].copy()
img_roi = self.img[totem_image_y - 140:totem_image_y + 70,
totem_image_x - 120:totem_image_x +
120].copy()
color, img_mask = self.color_detect.get_color_and_image_mask(
img_roi)
if len(totem.color_record) < 10:
msg_img_mask = Image()
msg_img_mask = self.cv_bridge.cv2_to_imgmsg(
img_mask, "bgr8")
self.pub_image_mask.publish(msg_img_mask)
totem.color_record.append(color)
max_color = max(totem.color_record,
key=totem.color_record.count)
totem.color = max_color
color_record_remove_none = list(totem.color_record)
color_record_remove_none = filter(
lambda a: a != "NONE", color_record_remove_none)
second_max_color = "NONE"
if len(color_record_remove_none) > 0:
second_max_color = max(
color_record_remove_none,
key=color_record_remove_none.count)
if max_color is "NONE":
totem.color = second_max_color
if len(totem.color_record
) is 10 and totem.color == "NONE":
totem.color = "White"
print totem.color
msg_img_roi = Image()
msg_img_roi_compressed = CompressedImage()
msg_img_roi = self.cv_bridge.cv2_to_imgmsg(img_roi, "bgr8")
msg_img_roi_compressed = self.cv_bridge.cv2_to_compressed_imgmsg(
img_roi)
self.pub_image_roi.publish(msg_img_roi)
self.pub_image_roi_compressed.publish(
msg_img_roi_compressed)
if len(self.totem_list) != 0:
self.draw_totem()
def imageCallback(self, msg):
'''!
Recebe a imagem, seg,emta e publica
'''
img = np.array(msg.data, dtype=np.uint8)
img = np.array(np.split(img, msg.height))
img = np.array(np.split(img, msg.width, axis=1))
img = np.rot90(img)
img = tf.keras.preprocessing.image.array_to_img(img)
image_array = tf.keras.preprocessing.image.img_to_array(img)
result = self.bodypix_model.predict_single(image_array)
mask = result.get_mask(threshold=0.75)
colored_mask = result.get_colored_part_mask(mask)
mask = mask.numpy().astype(np.uint8)
colored_mask = colored_mask.astype(np.uint8)
maskMsg = Image()
maskMsg._data = mask.flatten().tolist()
maskMsg.height = mask.shape[0]
maskMsg.width = mask.shape[1]
maskMsg.encoding = "8UC1"
maskMsg.is_bigendian = 0
maskMsg.step = maskMsg.width
colMsg = Image()
colMsg._data = colored_mask.flatten().tolist()
colMsg.height = colored_mask.shape[0]
colMsg.width = colored_mask.shape[1]
colMsg.encoding = "8UC3"
colMsg.is_bigendian = 0
colMsg.step = colMsg.width * 3
maskMsg.header = msg.header
colMsg.header = msg.header
self.pubMask.publish(maskMsg)
self.colMask.publish(colMsg)
def __init__(self):
'''
This class is used to transmit data from morse node to a transparent node used in ros airship you will have to modify it.
'''
# Get the ~private namespace parameters from command line or launch file.
init_message = rospy.get_param('~message', 'hello')
self.rate = float(rospy.get_param('~rate', '30.0'))
self.rate_before_sleep = self.rate
self.topic_root = rospy.get_param('~topic', 'trejectory_planner')
self.topic_hardcom = rospy.get_param('~topic_hardcom', 'hardcom')
self.topic_camcom = rospy.get_param('~topic_camcom', 'cameracom')
self.topic_command = rospy.get_param('~topic_command', 'command')
self.topic_odometry = rospy.get_param('~topic_odometry', 'odometry')
rospy.loginfo("airship/" + self.topic_root + "/rate = " + str(self.rate) + "Hz")
#Defining published messages
'''
RANGE FIELDS:
Header header
uint8 ULTRASOUND=0
uint8 INFRARED=1
uint8 radiation_type
float32 field_of_view
float32 min_range
float32 max_range
float32 range
'''
self.range = Range()
'''
IMU FIELDS:
Header header
geometry_msgs/Quaternion orientation
float64[9] orientation_covariance # Row major about x, y, z axes
geometry_msgs/Vector3 angular_velocity
float64[9] angular_velocity_covariance # Row major about x, y, z axes
geometry_msgs/Vector3 linear_acceleration
float64[9] linear_acceleration_covariance # Row major x, y z
'''
self.imu = Imu()
'''
ODOMETRY FIELDS
std_msgs/Header header
uint32 seq
time stamp
string frame_id
string child_frame_id
geometry_msgs/PoseWithCovariance pose
geometry_msgs/Pose pose
geometry_msgs/Point position
float64 x
float64 y
float64 z
geometry_msgs/Quaternion orientation
float64 x
float64 y
float64 z
float64 w
float64[36] covariance
geometry_msgs/TwistWithCovariance twist
geometry_msgs/Twist twist
geometry_msgs/Vector3 linear
float64 x
float64 y
float64 z
geometry_msgs/Vector3 angular
float64 x
float64 y
float64 z
float64[36] covariance
'''
self.estimated_pose = Odometry()
self.image = Image()
self.viz_img = Image()
'''
POSE FIELDS:
# A representation of pose in free space, composed of position and orientation.
Point position
POINT FIELDS:
# This contains the position of a point in free space
float64 x
float64 y
float64 z
Quaternion orientation
QUATERNION FIELDS
float64 x
float64 y
float64 z
float64 w
'''
#self.wish_pose = Pose()
'''
Vector3 FIELDS:
float64 x
float64 y
float64 z
'''
self.wish_command = Vector3() # x : speed command ; y : elevation command ; z : rudder command
self.is_line_tracking = False
self.is_trajectory_tracking = False
self.is_sleep_state = False
self.bridge = CvBridge()
#Defining the subscriber
rospy.Subscriber(self.topic_hardcom+"/LidarRange", Range, self.call_range)
rospy.Subscriber(self.topic_hardcom+"/InertialData", Imu, self.call_imu)
rospy.Subscriber(self.topic_command+"/isSleep", Bool, self.call_sleep)
rospy.Subscriber("cameracom/CameraImg", Image, self.call_image)
rospy.Subscriber("pose2odom/EstimatedPose", Odometry, self.call_estimated_pose)
#Defining all the publisher
self.wish_command_pub = rospy.Publisher(self.topic_root+"/WishCommand", Vector3, queue_size=10)
self.vizualisation_pub = rospy.Publisher("planner/linetrack_viz", Image, queue_size=10)
#Defining service to set tracking mode
self.proceed_line_tracking = rospy.Service(self.topic_root+"/proceed_line_tracking", Trigger, self.line_track)
self.proceed_point_tracking = rospy.Service(self.topic_root+"/proceed_point_tracking", TrigPointTracking, self.point_track)
#Defining service to set publish rate
self.set_rate_service = rospy.Service(self.topic_root+"/set_rate", SetRate, self.set_rate)
self.linetracker = lt.LineTracking()
while not rospy.is_shutdown():
if not self.is_sleep_state:
#Publish the wishpose
if self.is_line_tracking:
(r, p, y) = tf.transformations.euler_from_quaternion([self.estimated_pose.pose.pose.orientation.x, self.estimated_pose.pose.pose.orientation.y,
self.estimated_pose.pose.pose.orientation.z, self.estimated_pose.pose.pose.orientation.w])
img = self.bridge.imgmsg_to_cv2(self.image, "bgr8")
unit_dir, unit_line_dir, sum_vect, frame, edge = self.linetracker.update(img, [r,p,y], self.estimated_pose.pose.pose.position.z)
self.viz_img = self.bridge.cv2_to_imgmsg(frame, encoding="bgr8")
unit = sum_vect
yaw = (np.arctan(unit[1]/unit[0])) + y
self.wish_command.x = 0.5
self.wish_command.y = 0.
self.wish_command.z = yaw
self.vizualisation_pub.publish(self.viz_img)
self.wish_command_pub.publish(self.wish_command)
#this is the rate of the publishment.
if self.rate:
rospy.sleep(1/self.rate)
else:
rospy.sleep(1.0)
self.publish_onShutdown()
def default(self, ci='unused'):
""" Publish the data of the Camera as a ROS Image message. """
if not self.component_instance.capturing:
return # press [Space] key to enable capturing
image_local = self.data['image']
image = Image()
image.header = self.get_ros_header()
image.header.frame_id += '/base_image'
image.height = self.component_instance.image_height
image.width = self.component_instance.image_width
image.encoding = 'rgba8'
image.step = image.width * 4
# VideoTexture.ImageRender implements the buffer interface
image.data = bytes(image_local)
# sensor_msgs/CameraInfo [ http://ros.org/wiki/rviz/DisplayTypes/Camera ]
# fill this 3 parameters to get correcty image with stereo camera
Tx = 0
Ty = 0
R = [1, 0, 0, 0, 1, 0, 0, 0, 1]
intrinsic = self.data['intrinsic_matrix']
camera_info = CameraInfo()
camera_info.header = image.header
camera_info.height = image.height
camera_info.width = image.width
camera_info.distortion_model = 'plumb_bob'
camera_info.K = [intrinsic[0][0], intrinsic[0][1], intrinsic[0][2],
intrinsic[1][0], intrinsic[1][1], intrinsic[1][2],
intrinsic[2][0], intrinsic[2][1], intrinsic[2][2]]
camera_info.R = R
camera_info.P = [intrinsic[0][0], intrinsic[0][1], intrinsic[0][2], Tx,
intrinsic[1][0], intrinsic[1][1], intrinsic[1][2], Ty,
intrinsic[2][0], intrinsic[2][1], intrinsic[2][2], 0]
self.publish(image)
self.topic_camera_info.publish(camera_info)
