Example #1
0
def sequence_tracking(n_img, track_backward=True):
    # get following variables from the parameters:
    # n_camera, seq_first, seq_last, base_name
    import ptv1 as ptv

    sequenceParams = par.SequenceParams(n_img, path=par.temp_path)
    sequenceParams.read()
    (base_name, seq_first,
     seq_last) = (sequenceParams.base_name, sequenceParams.first,
                  sequenceParams.last)

    print("Starting sequence action")

    ptv.py_sequence_init(0)
    stepshake = ptv.py_get_from_sequence_init()
    if not stepshake:
        stepshake = 1
    print stepshake
    temp_img = np.array([], dtype=np.ubyte)
    for i in range(seq_first, seq_last + 1, stepshake):
        if i < 10:
            seq_ch = "%01d" % i
        elif i < 100:
            seq_ch = "%02d" % i
        else:
            seq_ch = "%03d" % i
        for j in range(n_img):
            img_name = base_name[j] + seq_ch
            print("Setting image: ", img_name)
            try:
                temp_img = imread(img_name).astype(np.ubyte)
            except:
                print "Error reading file"

            ptv.py_set_img(temp_img, j)

        ptv.py_sequence_loop(0, i)


#	forward tracking
    run_info = ptv.py_trackcorr_init()
    print run_info.get_sequence_range()
    for step in range(*run_info.get_sequence_range()):
        print(step)
        try:
            ptv.py_trackcorr_loop(run_info, step, display=0)
        except:
            print('step', step)
            raise ValueError('cannot track anymore')

    ptv.py_trackcorr_finish(run_info, step + 1)
    print "tracking without display finished"

    # RON - back tracking is optional
    if track_backward:
        ptv.py_trackback_c()
        print "tracking backwards is finished"
Example #2
0
def sequence_tracking(n_img):
    # get following variables from the parameters:
    # n_camera, seq_first, seq_last, base_name
    import ptv1 as ptv
    
    sequenceParams = par.SequenceParams(n_img, path=par.temp_path)
    sequenceParams.read()
    (base_name, seq_first, seq_last) = (
        sequenceParams.base_name, sequenceParams.first, sequenceParams.last)

    print ("Starting sequence action")

    ptv.py_sequence_init(0)
    stepshake = ptv.py_get_from_sequence_init()
    if not stepshake:
        stepshake = 1
    print stepshake
    temp_img = np.array([], dtype=np.ubyte)
    for i in range(seq_first, seq_last + 1, stepshake):
        if i < 10:
            seq_ch = "%01d" % i
        elif i < 100:
            seq_ch = "%02d" % i
        else:
            seq_ch = "%03d" % i
        for j in range(n_img):
            img_name = base_name[j] + seq_ch
            print ("Setting image: ", img_name)
            try:
                temp_img = imread(img_name).astype(np.ubyte)
            except:
                print "Error reading file"

            ptv.py_set_img(temp_img, j)

        ptv.py_sequence_loop(0, i)


#	forward tracking
    run_info = ptv.py_trackcorr_init()
    print run_info.get_sequence_range()
    for step in range(*run_info.get_sequence_range()):
        print step
        ptv.py_trackcorr_loop(run_info, step, display=0)

    ptv.py_trackcorr_finish(run_info, step + 1)
    print "tracking without display finished"
    # RON - cancled back tracking due to bug 
    ptv.py_trackback_c()
    print "tracking backwards is finished"
Example #3
0
 def test_backtracking(self):
     """Tracking back reproduces sample results"""
     shutil.copytree("after_tracking/", "res/")
     for fname in glob.iglob("after_tracking_targets/*"):
         shutil.copy(fname, "scene83_event1/")
     
     py_init_proc_c()
     py_start_proc_c()
     py_trackback_c()
     
     self.failUnless(compare_directories("res/", "after_backtracking/"))
     self.failUnless(compare_directories(
         "scene83_event1/", "after_backtracking_targets/",
         mask=re.compile("_targets$")))
Example #4
0
	def track_back_action(self,info):
		""" tracking back action is handled by ptv.py_trackback_c() binding
		"""
		print ("Starting back tracking")
		ptv.py_trackback_c()
Example #5
0
    def track_back_action(self, info):
        """ tracking back action is handled by ptv.py_trackback_c() binding
		"""
        print("Starting back tracking")
        ptv.py_trackback_c()