def start(self): self.timestamps = [] self.data = {'pupil_positions':[],'gaze_positions':[]} self.pupil_pos_list = [] self.gaze_pos_list = [] self.frame_count = 0 self.running = True self.menu.read_only = True self.start_time = time() session = os.path.join(self.rec_dir, self.session_name) try: os.makedirs(session) logger.debug("Created new recordings session dir %s"%session) except: logger.debug("Recordings session dir %s already exists, using it." %session) # set up self incrementing folder within session folder counter = 0 while True: self.rec_path = os.path.join(session, "%03d/" % counter) try: os.mkdir(self.rec_path) logger.debug("Created new recording dir %s"%self.rec_path) break except: logger.debug("We dont want to overwrite data, incrementing counter & trying to make new data folder") counter += 1 self.meta_info_path = os.path.join(self.rec_path, "info.csv") with open(self.meta_info_path, 'w') as f: f.write("Recording Name\t"+self.session_name+ "\n") f.write("Start Date\t"+ strftime("%d.%m.%Y", localtime(self.start_time))+ "\n") f.write("Start Time\t"+ strftime("%H:%M:%S", localtime(self.start_time))+ "\n") if self.audio_src != 'No Audio': audio_path = os.path.join(self.rec_path, "world.wav") self.audio_writer = Audio_Capture(self.audio_devices_dict[self.audio_src],audio_path) else: self.audio_writer = None if self.raw_jpeg and "uvc_capture" in str(self.g_pool.capture.__class__): self.video_path = os.path.join(self.rec_path, "world.mp4") self.writer = JPEG_Writer(self.video_path,int(self.g_pool.capture.frame_rate)) # elif 1: # self.writer = av_writer.AV_Writer(self.video_path) else: self.video_path = os.path.join(self.rec_path, "world.mkv") self.writer = CV_Writer(self.video_path, float(self.g_pool.capture.frame_rate), self.g_pool.capture.frame_size) # positions path to eye process if self.record_eye: for tx in self.g_pool.eye_tx: tx.send((self.rec_path,self.raw_jpeg)) if self.show_info_menu: self.open_info_menu()
def eye(g_pool, cap_src, cap_size, pipe_to_world, eye_id=0): """ Creates a window, gl context. Grabs images from a capture. Streams Pupil coordinates into g_pool.pupil_queue """ # modify the root logger for this process logger = logging.getLogger() # remove inherited handlers logger.handlers = [] # create file handler which logs even debug messages fh = logging.FileHandler(os.path.join(g_pool.user_dir, 'eye%s.log' % eye_id), mode='w') # fh.setLevel(logging.DEBUG) # create console handler with a higher log level ch = logging.StreamHandler() ch.setLevel(logger.level + 10) # create formatter and add it to the handlers formatter = logging.Formatter( 'Eye' + str(eye_id) + ' Process: %(asctime)s - %(name)s - %(levelname)s - %(message)s') fh.setFormatter(formatter) formatter = logging.Formatter( 'EYE' + str(eye_id) + ' Process [%(levelname)s] %(name)s : %(message)s') ch.setFormatter(formatter) # add the handlers to the logger logger.addHandler(fh) logger.addHandler(ch) # create logger for the context of this function logger = logging.getLogger(__name__) #UI Platform tweaks if platform.system() == 'Linux': scroll_factor = 10.0 window_position_default = (600, 300 * eye_id) elif platform.system() == 'Windows': scroll_factor = 1.0 window_position_default = (600, 31 + 300 * eye_id) else: scroll_factor = 1.0 window_position_default = (600, 300 * eye_id) # Callback functions def on_resize(window, w, h): if not g_pool.iconified: active_window = glfwGetCurrentContext() glfwMakeContextCurrent(window) g_pool.gui.update_window(w, h) graph.adjust_size(w, h) adjust_gl_view(w, h) glfwMakeContextCurrent(active_window) def on_key(window, key, scancode, action, mods): g_pool.gui.update_key(key, scancode, action, mods) def on_char(window, char): g_pool.gui.update_char(char) def on_iconify(window, iconified): g_pool.iconified = iconified def on_button(window, button, action, mods): if g_pool.display_mode == 'roi': if action == GLFW_RELEASE and u_r.active_edit_pt: u_r.active_edit_pt = False return # if the roi interacts we dont what the gui to interact as well elif action == GLFW_PRESS: pos = glfwGetCursorPos(window) pos = normalize(pos, glfwGetWindowSize(main_window)) if g_pool.flip: pos = 1 - pos[0], 1 - pos[1] pos = denormalize( pos, (frame.width, frame.height)) # Position in img pixels if u_r.mouse_over_edit_pt(pos, u_r.handle_size + 40, u_r.handle_size + 40): return # if the roi interacts we dont what the gui to interact as well g_pool.gui.update_button(button, action, mods) def on_pos(window, x, y): hdpi_factor = float( glfwGetFramebufferSize(window)[0] / glfwGetWindowSize(window)[0]) g_pool.gui.update_mouse(x * hdpi_factor, y * hdpi_factor) if u_r.active_edit_pt: pos = normalize((x, y), glfwGetWindowSize(main_window)) if g_pool.flip: pos = 1 - pos[0], 1 - pos[1] pos = denormalize(pos, (frame.width, frame.height)) u_r.move_vertex(u_r.active_pt_idx, pos) def on_scroll(window, x, y): g_pool.gui.update_scroll(x, y * scroll_factor) def on_close(window): g_pool.quit.value = True logger.info('Process closing from window') # load session persistent settings session_settings = Persistent_Dict( os.path.join(g_pool.user_dir, 'user_settings_eye%s' % eye_id)) if session_settings.get("version", VersionFormat('0.0')) < g_pool.version: logger.info( "Session setting are from older version of this app. I will not use those." ) session_settings.clear() # Initialize capture cap = autoCreateCapture(cap_src, timebase=g_pool.timebase) default_settings = {'frame_size': cap_size, 'frame_rate': 30} previous_settings = session_settings.get('capture_settings', None) if previous_settings and previous_settings['name'] == cap.name: cap.settings = previous_settings else: cap.settings = default_settings # Test capture try: frame = cap.get_frame() except CameraCaptureError: logger.error("Could not retrieve image from capture") cap.close() return #signal world that we are ready to go pipe_to_world.send('eye%s process ready' % eye_id) # any object we attach to the g_pool object *from now on* will only be visible to this process! # vars should be declared here to make them visible to the code reader. g_pool.iconified = False g_pool.capture = cap g_pool.flip = session_settings.get('flip', False) g_pool.display_mode = session_settings.get('display_mode', 'camera_image') g_pool.display_mode_info_text = { 'camera_image': "Raw eye camera image. This uses the least amount of CPU power", 'roi': "Click and drag on the blue circles to adjust the region of interest. The region should be a small as possible but big enough to capture to pupil in its movements", 'algorithm': "Algorithm display mode overlays a visualization of the pupil detection parameters on top of the eye video. Adjust parameters with in the Pupil Detection menu below." } # g_pool.draw_pupil = session_settings.get('draw_pupil',True) u_r = UIRoi(frame.img.shape) u_r.set(session_settings.get('roi', u_r.get())) writer = None pupil_detector = Canny_Detector(g_pool) # UI callback functions def set_scale(new_scale): g_pool.gui.scale = new_scale g_pool.gui.collect_menus() def set_display_mode_info(val): g_pool.display_mode = val g_pool.display_mode_info.text = g_pool.display_mode_info_text[val] # Initialize glfw glfwInit() if g_pool.binocular: title = "Binocular eye %s" % eye_id else: title = 'Eye' width, height = session_settings.get('window_size', (frame.width, frame.height)) main_window = glfwCreateWindow(width, height, title, None, None) window_pos = session_settings.get('window_position', window_position_default) glfwSetWindowPos(main_window, window_pos[0], window_pos[1]) glfwMakeContextCurrent(main_window) cygl_init() # gl_state settings basic_gl_setup() g_pool.image_tex = Named_Texture() g_pool.image_tex.update_from_frame(frame) glfwSwapInterval(0) #setup GUI g_pool.gui = ui.UI() g_pool.gui.scale = session_settings.get('gui_scale', 1) g_pool.sidebar = ui.Scrolling_Menu("Settings", pos=(-300, 0), size=(0, 0), header_pos='left') general_settings = ui.Growing_Menu('General') general_settings.append( ui.Slider('scale', g_pool.gui, setter=set_scale, step=.05, min=1., max=2.5, label='Interface Size')) general_settings.append( ui.Button( 'Reset window size', lambda: glfwSetWindowSize(main_window, frame.width, frame.height))) general_settings.append( ui.Selector('display_mode', g_pool, setter=set_display_mode_info, selection=['camera_image', 'roi', 'algorithm'], labels=['Camera Image', 'ROI', 'Algorithm'], label="Mode")) general_settings.append( ui.Switch('flip', g_pool, label='Flip image display')) g_pool.display_mode_info = ui.Info_Text( g_pool.display_mode_info_text[g_pool.display_mode]) general_settings.append(g_pool.display_mode_info) g_pool.sidebar.append(general_settings) g_pool.gui.append(g_pool.sidebar) g_pool.gui.append( ui.Hot_Key("quit", setter=on_close, getter=lambda: True, label="X", hotkey=GLFW_KEY_ESCAPE)) # let the camera add its GUI g_pool.capture.init_gui(g_pool.sidebar) # let detector add its GUI pupil_detector.init_gui(g_pool.sidebar) # Register callbacks main_window glfwSetFramebufferSizeCallback(main_window, on_resize) glfwSetWindowCloseCallback(main_window, on_close) glfwSetWindowIconifyCallback(main_window, on_iconify) glfwSetKeyCallback(main_window, on_key) glfwSetCharCallback(main_window, on_char) glfwSetMouseButtonCallback(main_window, on_button) glfwSetCursorPosCallback(main_window, on_pos) glfwSetScrollCallback(main_window, on_scroll) #set the last saved window size on_resize(main_window, *glfwGetWindowSize(main_window)) # load last gui configuration g_pool.gui.configuration = session_settings.get('ui_config', {}) #set up performance graphs pid = os.getpid() ps = psutil.Process(pid) ts = frame.timestamp cpu_graph = graph.Bar_Graph() cpu_graph.pos = (20, 130) cpu_graph.update_fn = ps.cpu_percent cpu_graph.update_rate = 5 cpu_graph.label = 'CPU %0.1f' fps_graph = graph.Bar_Graph() fps_graph.pos = (140, 130) fps_graph.update_rate = 5 fps_graph.label = "%0.0f FPS" #create a timer to control window update frequency window_update_timer = timer(1 / 60.) def window_should_update(): return next(window_update_timer) # Event loop while not g_pool.quit.value: # Get an image from the grabber try: frame = cap.get_frame() except CameraCaptureError: logger.error("Capture from Camera Failed. Stopping.") break except EndofVideoFileError: logger.warning("Video File is done. Stopping") break #update performace graphs t = frame.timestamp dt, ts = t - ts, t try: fps_graph.add(1. / dt) except ZeroDivisionError: pass cpu_graph.update() ### RECORDING of Eye Video (on demand) ### # Setup variables and lists for recording if pipe_to_world.poll(): command, raw_mode = pipe_to_world.recv() if command is not None: record_path = command logger.info("Will save eye video to: %s" % record_path) timestamps_path = os.path.join(record_path, "eye%s_timestamps.npy" % eye_id) if raw_mode and hasattr(frame, 'jpeg_buffer'): video_path = os.path.join(record_path, "eye%s.mp4" % eye_id) writer = JPEG_Writer(video_path, cap.frame_rate) else: video_path = os.path.join(record_path, "eye%s.mkv" % eye_id) writer = CV_Writer(video_path, float(cap.frame_rate), cap.frame_size) timestamps = [] else: logger.info("Done recording.") writer.release() writer = None np.save(timestamps_path, np.asarray(timestamps)) del timestamps if writer: writer.write_video_frame(frame) timestamps.append(frame.timestamp) # pupil ellipse detection result = pupil_detector.detect( frame, user_roi=u_r, visualize=g_pool.display_mode == 'algorithm') result['id'] = eye_id # stream the result g_pool.pupil_queue.put(result) # GL drawing if window_should_update(): if not g_pool.iconified: glfwMakeContextCurrent(main_window) clear_gl_screen() # switch to work in normalized coordinate space if g_pool.display_mode == 'algorithm': g_pool.image_tex.update_from_ndarray(frame.img) elif g_pool.display_mode in ('camera_image', 'roi'): g_pool.image_tex.update_from_ndarray(frame.gray) else: pass make_coord_system_norm_based(g_pool.flip) g_pool.image_tex.draw() # switch to work in pixel space make_coord_system_pixel_based((frame.height, frame.width, 3), g_pool.flip) if result['confidence'] > 0: if result.has_key('axes'): pts = cv2.ellipse2Poly((int( result['center'][0]), int(result['center'][1])), (int(result['axes'][0] / 2), int(result['axes'][1] / 2)), int(result['angle']), 0, 360, 15) cygl_draw_polyline(pts, 1, cygl_rgba(1., 0, 0, .5)) cygl_draw_points([result['center']], size=20, color=cygl_rgba(1., 0., 0., .5), sharpness=1.) # render graphs graph.push_view() fps_graph.draw() cpu_graph.draw() graph.pop_view() # render GUI g_pool.gui.update() #render the ROI if g_pool.display_mode == 'roi': u_r.draw(g_pool.gui.scale) #update screen glfwSwapBuffers(main_window) glfwPollEvents() # END while running # in case eye recording was still runnnig: Save&close if writer: logger.info("Done recording eye.") writer = None np.save(timestamps_path, np.asarray(timestamps)) glfwRestoreWindow(main_window) #need to do this for windows os # save session persistent settings session_settings['gui_scale'] = g_pool.gui.scale session_settings['roi'] = u_r.get() session_settings['flip'] = g_pool.flip session_settings['display_mode'] = g_pool.display_mode session_settings['ui_config'] = g_pool.gui.configuration session_settings['capture_settings'] = g_pool.capture.settings session_settings['window_size'] = glfwGetWindowSize(main_window) session_settings['window_position'] = glfwGetWindowPos(main_window) session_settings['version'] = g_pool.version session_settings.close() pupil_detector.cleanup() g_pool.gui.terminate() glfwDestroyWindow(main_window) glfwTerminate() cap.close() #flushing queue in case world process did not exit gracefully while not g_pool.pupil_queue.empty(): g_pool.pupil_queue.get() g_pool.pupil_queue.close() logger.debug("Process done")