示例#1
2
from pyscopelib import *
from sys import stdout
from fps import FPS

fps = FPS(60)

f = Frame()

f.add_shape(Line(28160, 21760, 10240, 25600))
f.add_shape(Line(19968, 24064, 19968, 43519))
f.add_shape(Line(8704, 31744, 30720, 31744))

f.add_shape(Line(37119, 23039, 53759, 23039))
f.add_shape(Line(53759, 23039, 53759, 31488))
f.add_shape(Line(53759, 31488, 37119, 31488))
f.add_shape(Line(37119, 31488, 37119, 23039))
f.add_shape(Line(37119, 25600, 53759, 25600))
f.add_shape(Line(45567, 31488, 45567, 43519))
f.add_shape(Line(34559, 37119, 56319, 37119))

while True:
    stdout.buffer.write(f.get_pcm())
    fps.sleep()
示例#2
0
    def __init__(self, resource=None):
        super(CV2VideoStreamer, self).__init__()
        if resource is None:
            print "You must give an argument to open a video stream."
            print "  It can be a number as video device,  e.g.: 0 would be /dev/video0"
            print "  It can be a url of a stream,         e.g.: rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mov"
            print "  It can be a video file,              e.g.: samples/moon.avi"
            print "  It can be a class generating images, e.g.: TimeStampVideo"
            exit(0)

        # If given a number interpret it as a video device
        if isinstance(resource, int) or len(resource) < 3:
            self.resource_name = "/dev/video" + str(resource)
            resource = int(resource)
            self.vidfile = False
        else:
            self.resource_name = str(resource)
            self.vidfile = True
        print "Trying to open resource: " + self.resource_name

        if isinstance(resource, VideoSource):
            self.cap = resource
        else:
            self.cap = cv2.VideoCapture(resource)

        if not self.cap.isOpened():
            print "Error opening resource: " + str(resource)
            exit(0)
        self.fps = FPS().start()
    def __init__(self):
        # self.cam = cv2.VideoCapture(0)
        # self.cam.set(3, 320)
        # self.cam.set(4, 240)
        self.cam = WebcamVideoStream(src=0, resolution=(640, 480)).start()
        self.fps = FPS().start()

        ret, self.frame = self.cam.read()

        self.suspend_tracking = SuspendTracking(teta=3)

        self.height, self.width = self.frame.shape[:2]
        self.kernel_erode = cv2.getStructuringElement(cv2.MORPH_ELLIPSE,
                                                      (3, 3))
        self.kernel_dilate = cv2.getStructuringElement(cv2.MORPH_ELLIPSE,
                                                       (7, 7))

        cv2.namedWindow('camshift')
        self.obj_select = RectSelector('camshift', self.onmouse)

        radius = 3
        n_point = 8 * radius
        self.lbpDesc = LBP(n_point, radius)

        self.HSV_CHANNELS = (
            (24, [0, 180], "hue"),  # Hue
            (8, [0, 256], "sat"),  # Saturation
            (8, [0, 256], "val")  # Value
        )

        self.show_backproj = False
        self.track_window = None
        self.histHSV = []
        self.track_box = None
示例#4
0
文件: main.py 项目: 2chat2day/GAYBOYS
    def __init__(self, video_src):
        #树莓派ip
        #self.server_address='rtmp://localhost/dji/stream.h264'
        #self.server_address='rtmp://127.0.0.1:1935/dji'
        self.server_address = 'http://192.168.40.146:8000/stream.mjpg'
        #self.server_address='rtsp://:192.168.40.118/1'
        #self.server_address=0
        #self.server_address='udp://@:8000 --demux=h264'
        #self.cam = video.create_capture(self.server_address)
        self.cam = WebcamVideoStream(self.server_address).start()
        ret, self.frame = self.cam.read()
        self.fish_cali = fish_calibration(self.frame)
        self.drag_start = None
        self.list_camshift = []
        self.show_backproj = False
        self.newcamshift = None
        self.selection = None
        self.lock = False
        self.mdp = MyUdp()
        #self.count=0
        self.light = self.get_light()

        self.swicht = False
        #self.list_camshift.append(self.get_car('red.jpg',0))
        #self.list_camshift.append(self.get_car('green.jpg',1))

        self.fps = FPS().start()

        #wifi模块IP
        self.mdp.client_address = ('192.168.40.31', 8899)
        cv2.namedWindow('TUCanshift')
        cv2.setMouseCallback('TUCanshift', self.onmouse)
示例#5
0
    def run(self):
        """
			run() must be called by the user to start, draw and refresh everything on the screen.

		"""

        # Initialize the windows fps.
        self.fps = FPS(1.0 / self.fps_limit)

        # Check if the window should close
        while not glfw.window_should_close(self.window):

            # Set the current glfw context to self.window.
            glfw.make_context_current(self.window)

            # Set the background color (black).
            glClearColor(self.background[0], self.background[1],
                         self.background[2], self.background[3])

            # Update/refresh the window.
            glfw.poll_events()
            glClear(GL_COLOR_BUFFER_BIT)

            # Check the fps counter to see if things should be drawn to the screen.
            if self.fps.tick(glfw.get_time()):
                self.on_run()
                glfw.swap_buffers(self.window)

        glfw.terminate()
示例#6
0
class VideoStreamer(object):
    def __init__(self):
        self.fps = FPS().start()

    def get_fps(self):
        self.fps.stop()
        fps = self.fps.fps()
        self.fps.start()
        return fps

    def get_frame(self):
        raise NotImplementedError("Choose a video streamer from the available ones "
                                  "e.g., CV2VideoStreamer or ROSVideoStreamer")
示例#7
0
def from_stream():

    fps = FPS().start()
    cam = WebcamVideoStream().start()

    max_frames = 50
    i = 0

    while True:

        frame = cam.read()

        if i > max_frames:

            fps.stop()
            print(fps.elapsed())
            print(fps.fps())
            break

        i += 1

        testcone(frame, stream=True)
        fps.update()
        cv2.imshow('', frame)
        cv2.waitKey(1)
示例#8
0
def threaded_video_test():
    # created a *threaded* video stream, allow the camera sensor to warmup,
    # and start the FPS counter
    print("[INFO] sampling THREADED frames from webcam...")
    vs = WebcamVideoStream(src=SRC).start()
    fps = FPS().start()

    # loop over some frames...this time using the threaded stream
    while fps._numFrames < NUM_FRAMES:
        # grab the frame from the threaded video stream and resize it
        # to have a maximum width of 400 pixels
        frame = vs.read()
        frame = imutils.resize(frame, width=VID_WIDTH)

        # check to see if the frame should be displayed to our screen
        if DISPLAY:
            cv2.imshow("Frame", frame)
            key = cv2.waitKey(1) & 0xFF

        # update the FPS counter
        fps.update()

    # stop the timer and display FPS information
    fps.stop()
    print("[INFO] elasped time: {:.2f}".format(fps.elapsed()))
    print("[INFO] approx. FPS: {:.2f}".format(fps.fps()))

    # do a bit of cleanup
    cv2.destroyAllWindows()
    vs.stop()
示例#9
0
    def __init__(self, src=0, resolution=(320, 240), framerate=32):
        # initialize the video camera stream and read the first frame
        # from the stream
        self.stream = cv2.VideoCapture(src)
        self.fps = FPS()
        if self.stream and self.stream.isOpened():
            self.stream.set(cv2.CAP_PROP_FRAME_WIDTH, resolution[0])
            self.stream.set(cv2.CAP_PROP_FRAME_HEIGHT, resolution[1])
            self.stream.set(cv2.CAP_PROP_FPS, framerate)
        (self.grabbed, self.frame) = self.stream.read()

        # initialize the variable used to indicate if the thread should
        # be stopped
        self.stopped = False
    def __init__(self):
        # self.cam = cv2.VideoCapture(0)
        # self.cam.set(3, 320)
        # self.cam.set(4, 240)
        self.cam = WebcamVideoStream(src=0, resolution=(640, 480)).start()
        self.fps = FPS().start()

        ret, self.frame = self.cam.read()

        self.conf = {
            'ColorFrameNum': 7,
            'LBPFrameNum': 7,
            'MaxFrameDiffClr': 15,
            'MaxLBPFrameUpdate': 30,
            'L_Weight': 0.3,
            'A_Weight': 0.7,
            'B_Weight': 0.7
        }

        self.ColorCheck = AdaptiveThreshold(teta=3, max_lost_cnt=1)
        self.LBPCheck = AdaptiveThreshold(teta=2, max_lost_cnt=1)

        self.ColorDistance = LABDistance()
        self.LBPDistance = LocalBinaryPatterns(
            numPoints=8,
            radius=2,
            update_prev_hist=self.conf['MaxLBPFrameUpdate'])

        self.isLost = False
        self.isLBPLost = False

        self.height, self.width = self.frame.shape[:2]

        self.kernel_e = cv2.getStructuringElement(cv2.MORPH_ELLIPSE, (3, 3))
        self.kernel_d = cv2.getStructuringElement(cv2.MORPH_ELLIPSE, (7, 7))
        self.kernel = cv2.getStructuringElement(cv2.MORPH_ELLIPSE, (5, 5))

        cv2.namedWindow('camshift')
        self.obj_select = RectSelector('camshift', self.onmouse)

        self.LAB_CHANNELS = (
            (24, [0, 256], "light"),  # L
            (24, [0, 256], "a"),  # a
            (24, [0, 256], "b")  # b
        )

        self.show_backproj = False
        self.track_window = None
        self.histLAB = []
        self.track_box = None
示例#11
0
def blocking_video_test():
    # grab a pointer to the video stream and initialize the FPS counter
    print("[INFO] sampling frames from webcam...")
    stream = cv2.VideoCapture(SRC)
    fps = FPS().start()

    # loop over some frames
    while fps._numFrames < 1000:
        # grab the frame from the stream and resize it to have a maximum
        # width of 400 pixels
        (grabbed, frame) = stream.read()
        frame = imutils.resize(frame, width=VID_WIDTH)

        # check to see if the frame should be displayed to our screen
        if DISPLAY:
            cv2.imshow("Frame", frame)
            key = cv2.waitKey(1) & 0xFF

        # update the FPS counter
        fps.update()

    # stop the timer and display FPS information
    fps.stop()
    print("[INFO] elasped time: {:.2f}".format(fps.elapsed()))
    print("[INFO] approx. FPS: {:.2f}".format(fps.fps()))

    # do a bit of cleanup
    stream.release()
    cv2.destroyAllWindows()
示例#12
0
    def __init__(self, camera, db_service, alpr_config, alpr_run_time, gui):
        self.stopped = False

        self.camera_name = camera.name
        self.cam = videoStream(src=camera.url)

        self.guiFPS = FPS()
        self.gui = gui
        self.detection_boxes = []
        for search_box in camera.aoi_list:
            for search_box_name in search_box:
                new_box = detectionBox(camera.name, search_box_name,
                                       search_box[search_box_name], self.cam,
                                       alpr_config, alpr_run_time, db_service)
                self.detection_boxes.append(new_box)
class PyForce:
    def __init__(self):
        pygame.init()
        self.screen = pygame.display.set_mode(RESOLUTION)
        pygame.display.set_caption(CAPTION)
        self.clock = pygame.time.Clock()
        self.sfx = Sfx()
        self.rand = Random()
        self.battlefield = BattleField(self.screen, self.sfx, self.rand)
        if FPS_ENABLED:
            self.fps = FPS(self.screen, self.clock)
        self.status = 'game'
        if DEBUG:
            print 'init : main'
            import sys
            print sys.version[:6]

    def run(self):
        while self.status != 'quit':
            # check quit
            for event in pygame.event.get():
                if event.type == QUIT:
                    self.status = 'quit'
                elif event.type == KEYDOWN:
                    if event.key == K_ESCAPE:
                        self.status = 'quit'

            # select status
            if self.status == 'intro':
                self.intro()
            elif self.status == 'game':
                self.game()
            elif self.status == 'win':
                img = pygame.image.load('res/img/end.png').convert()
                self.screen.blit(img, (0, 0))

            pygame.display.update()
            self.clock.tick(FPS_LIMIT)
        else:
            if DEBUG: print 'user prompt quit'
            

    def game(self):
        self.battlefield.update()
        if self.battlefield.status == 'win':
            self.status = 'win'
        if FPS_ENABLED:
            self.fps.update()
示例#14
0
    def __init__(self, log=False):
        if str(log) == "True":
            dir_path = os.getcwd() + "/"
            file_name = time.strftime("%Y.%m.%d.%H.%M.%S") + ".log"
            log = dir_path + file_name
        self.log = log

        self.mtr = BigBoy()
        self.imu = IMU()
        self.fps = FPS(1.0)

        self.t0 = time.time()
        self.steps = 5
        self.max_steps = 60
        self.pos = 0
        self.threshold = 1.5
        self.tilt_constant = -25.0
示例#15
0
    def __init__(self):
        self.env = Environment()
        self.bot = Robot()
        self.fps = FPS()

        self.start = [18, 1]
        self.targetCoverage = 100
        self.timeAvailable = 360
        self.startTime = -1.0
        self.goalVisited = False

        self.executeEndSequence = False
        self.endSequence = []
        self.endSequenceIndex = 1

        self.realignASAP = False
        self.forwardcount = 0
示例#16
0
 def __init__(self, pace=None, **kwargs):
     super().__init__(**kwargs)
     # self.stop_event: set it to stop the thread
     self._stop_event = Event()
     self.fps = FPS()
     if pace:
         self.pacer = Pacer(pace)
     else:
         self.pacer = None
示例#17
0
class GUIFaceFinder:
    fps = FPS()
    state = IdleState()
    resized = False

    @staticmethod
    def css_roi_for_frame_shape(frame_shape):
        w_percent = 0.30
        h_percent = 0.15
        frame_h, frame_w, _ = frame_shape
        roi_top = int(frame_h * h_percent)
        roi_right = int(frame_w * (1 - w_percent))
        roi_bottom = int(frame_h * (1 - h_percent))
        roi_left = int(frame_w * w_percent)
        return (roi_top, roi_right, roi_bottom, roi_left)

    def __update_state(self, people, percent):
        if percent < 0.8:
            if self.state.__class__ != IdleState:
                self.state = IdleState()
        else:
            in_the_frame = [p for p in people if p.in_the_frame]

            if len(in_the_frame) == 0:
                if percent > 0.8:
                    if self.state.__class__ != SearchingState:
                        self.state = SearchingState()
            elif in_the_frame[0].id is None:
                if self.state.__class__ != NoMatchState:
                    self.state = NoMatchState()
            else:
                if self.state.__class__ != MatchState:
                    self.state = MatchState()

    def draw(self, frame, face, people, driver_license_face, percent):
        if not self.resized:
            (roi_top, _roi_right, roi_bottom, _roi_left) = GUIFaceFinder.css_roi_for_frame_shape(frame.shape)
            padding = 32
            banners_height = roi_top-padding
            rects_height = roi_bottom-roi_top

            IdleState.banner = imutils.resize(IdleState.banner, height=banners_height)
            SearchingState.banner = imutils.resize(SearchingState.banner, height=banners_height)
            MatchState.banner = imutils.resize(MatchState.banner, height=banners_height)
            NoMatchState.banner = imutils.resize(NoMatchState.banner, height=banners_height)

            SearchingState.rects = imutils.resize(driver_license_face, height=rects_height)
            MatchState.rects = imutils.resize(MatchState.rects, height=rects_height)
            NoMatchState.rects = imutils.resize(NoMatchState.rects, height=rects_height)
            self.resized = True

        self.__update_state(people, percent)
        self.fps.draw(frame)
        TimeAverageRenderer.draw_for_percentage(frame, percent)
        self.state.update(people)
        self.state.draw(frame, face)
示例#18
0
class ALPRCamera:
    def __init__(self, camera, db_service, alpr_config, alpr_run_time, gui):
        self.stopped = False

        self.camera_name = camera.name
        self.cam = videoStream(src=camera.url)

        self.guiFPS = FPS()
        self.gui = gui
        self.detection_boxes = []
        for search_box in camera.aoi_list:
            for search_box_name in search_box:
                new_box = detectionBox(camera.name, search_box_name,
                                       search_box[search_box_name], self.cam,
                                       alpr_config, alpr_run_time, db_service)
                self.detection_boxes.append(new_box)

    def get_frame(self):
        frame = self.cam.read()
        self.guiFPS.update()

        for box in self.detection_boxes:
            frame = box.draw(frame)

        return frame

    def is_alive(self):
        return not self.stopped

    def start(self):
        Thread(target=self.run, args=()).start()
        return self

    def stop(self):
        self.stopped = True

    def run(self):
        self.cam.start()
        self.guiFPS.start_timer()
        for box in self.detection_boxes:
            box.start()

        # main loop
        while not self.stopped:
            continue

        for box in self.detection_boxes:
            box.stop()

        self.guiFPS.stop()
        if self.gui:
            print(self.camera_name + " gui", self.guiFPS.fps())

        self.cam.stop()

        cv2.destroyAllWindows()

        return
示例#19
0
 def run(self):
     try:
         self.fps = FPS().start()
         for f in self.stream:
             if self.isInterruptionRequested():
                 self.finished.emit()
                 return
             self.rawCapture.seek(0)
             self.image = f.array  # grab the frame from the stream
             ##                # Crop
             ##                if (self.cropRect[2] > self.cropRect[0]) and (self.cropRect[3] > self.cropRect[1]):
             ##                    self.frame.emit(self.image[self.cropRect[0]:self.cropRect[2], self.cropRect[1]:self.cropRect[3]])
             # Emit resized frame for speed
             self.frame.emit(
                 cv2.resize(self.image, self.display_frame_size[:2]))
             self.fps.update()
     except Exception as err:
         self.postMessage.emit("{}: error; type: {}, args: {}".format(
             self.__class__.__name__, type(err), err.args))
示例#20
0
    def __init__(self, path, config):
        QWidget.__init__(self)

        self.path = path
        self.config = config

        self.setWindowTitle('AR4maps')
        self.move(0, 0)
        self.video_size = QSize(VIDEO.WIDTH, VIDEO.HEIGHT)
        self.setup_ui()

        self.markerImg = cv.imread(self.path + self.config['target'])
        # cv.imshow("target",targetImg)
        self._cam = Camera().start()
        self._track = Tracking(self.markerImg)
        self._rendering = Rendering(self.markerImg, self.config['coords'])
        self._fps = FPS()

        self.setup_render()
示例#21
0
class CV2VideoStreamer(VideoStreamer):
    def __init__(self, resource=None):
        super(CV2VideoStreamer, self).__init__()
        if resource is None:
            print "You must give an argument to open a video stream."
            print "  It can be a number as video device,  e.g.: 0 would be /dev/video0"
            print "  It can be a url of a stream,         e.g.: rtsp://wowzaec2demo.streamlock.net/vod/mp4:BigBuckBunny_115k.mov"
            print "  It can be a video file,              e.g.: samples/moon.avi"
            print "  It can be a class generating images, e.g.: TimeStampVideo"
            exit(0)

        # If given a number interpret it as a video device
        if isinstance(resource, int) or len(resource) < 3:
            self.resource_name = "/dev/video" + str(resource)
            resource = int(resource)
            self.vidfile = False
        else:
            self.resource_name = str(resource)
            self.vidfile = True
        print "Trying to open resource: " + self.resource_name

        if isinstance(resource, VideoSource):
            self.cap = resource
        else:
            self.cap = cv2.VideoCapture(resource)

        if not self.cap.isOpened():
            print "Error opening resource: " + str(resource)
            exit(0)
        self.fps = FPS().start()

    def __del__(self):
        self.cap.release()

    def get_frame(self):
        success, image = self.cap.read()
        # TODO (fabawi): resizing the image takes some time. make it multi-threaded
        # image = imutils.resize(image, width=VID_WIDTH)

        ret, jpeg = cv2.imencode('.jpg', image)
        jpeg_bytes = jpeg.tobytes()
        self.fps.update()
        return jpeg_bytes
示例#22
0
文件: world.py 项目: HieuLsw/sbfury
class World:
    
    def __init__(self, fps):
        
        self.display = pygame.display
        self.options = Options()
        self._create_screen()
        pygame.display.set_caption("Shaolin Fury - beta version")
        pygame.mouse.set_visible(False)
        self.quit = False
        self.fps = FPS(fps)
        self.font = Font()
        self.change_state(Game(self, DATADIR, CONFIGDIR))

    def _create_screen(self):
        """Genera la ventana principal del videojuego"""

        if self.options.fullscreen:
            flags = pygame.FULLSCREEN
        else:
            flags = 0

        if self.options.reduce_mode:
            size = (320, 240)
        else:
            size = (640, 480)

        self.screen = pygame.display.set_mode(size, flags)

    def change_state(self, new_state):
        self.state = new_state

    def loop(self):
        
        while not self.quit:
            n = self.fps.update()

            for t in xrange(n):
                e = pygame.event.poll()

                if e:
                    if e.type == pygame.QUIT:
                        self.quit = True
                    else:
                        if e.type == pygame.KEYDOWN:
                            
                            if e.key == pygame.K_F3:
                                pygame.display.toggle_fullscreen()
                            elif e.key == pygame.K_q:
                                self.quit = True

                self.state.update()

            if n > 0:
                self.state.draw()
示例#23
0
文件: main.py 项目: Saki-Chen/ALAN
    def __init__(self, video_src):
        #树莓派ip
        self.mdp=MyUdp()
        #self.server_address='http://%s:8000/stream.mjpg' % MyUdp.get_piIP('raspberrypi')
        self.server_address='http://192.168.56.240:8000/stream.mjpg'
        #self.server_address='rtmp://127.0.0.1/live/stream'
        #self.server_address='rtmp://127.0.0.1:1935/dji'
        #self.server_address='http://192.168.56.146:8000/stream.mjpg'
        #self.server_address='http://192.168.191.3:8000/stream.mjpg'

        #self.server_address='rtsp://:192.168.40.118/1'
        #self.server_address=0
        #self.server_address='udp://@:8000 --demux=h264'
        #self.cam = video.create_capture(self.server_address)
        self.cam = WebcamVideoStream(self.server_address).start()
        ret, self.frame = self.cam.read()
        self.fish_cali=fish_calibration(self.frame)
        self.drag_start = None
        self.list_camshift=[]
        self.show_backproj = False
        self.newcamshift=None
        self.selection=None
        self.lock=False
        
        #self.count=0
        self.light=self.get_light()

        self.swicht=False
        #self.list_camshift.append(self.get_car('red.jpg',0))
        #self.list_camshift.append(self.get_car('yellow.jpg',1))
        #H,S
        self.BACKGROUND_PARAM=App.calc_HS(cv2.cvtColor(self.frame,cv2.COLOR_BGR2HSV))
        

        self.fps = FPS().start()

        #wifi模块IP
        #self.mdp.client_address=('192.168.56.31', 8899)  
        #新车
        self.mdp.client_address=('192.168.56.207', 8899)  
        cv2.namedWindow('TUCanshift')
        cv2.setMouseCallback('TUCanshift', self.onmouse)
示例#24
0
文件: world.py 项目: HieuLsw/sbfury
 def __init__(self, fps):
     
     self.display = pygame.display
     self.options = Options()
     self._create_screen()
     pygame.display.set_caption("Shaolin Fury - beta version")
     pygame.mouse.set_visible(False)
     self.quit = False
     self.fps = FPS(fps)
     self.font = Font()
     self.change_state(Game(self, DATADIR, CONFIGDIR))
示例#25
0
def run_main():
    size = width, height = 1280, 720
    speed = [2, 2]
    black = 0, 0, 0

    screen = pygame.display.set_mode(size)

    sf = StarField(size)
    fps = FPS()

    while 1:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                sys.exit()

        screen.fill(black)

        sf.do_things(screen)
        fps.show_fps(screen)

        pygame.display.flip()
示例#26
0
    def __init__(self, camera_name, name, area, video_stream_reference, config,
                 runtime, db_reference):
        self.camera_name = camera_name
        self.name = name
        self.area = area  # bounding box for the search
        self.stream = video_stream_reference  # reference to the video feed
        self.old_detected_rect = []

        # threads cannot share alpr object, needs its own
        self.alpr = Alpr("us", config, runtime)
        self.alpr.set_top_n(1)

        self.fps = FPS().start_timer()

        self.stopped = False

        # stores license plate objects
        self.license_plate_list = []

        self.licensePlateService = licensePlateService(self,
                                                       db_reference).start()
示例#27
0
    def run(self):
        try:
            self.fps = FPS().start()
            for f in self.captureStream:
                if self.isInterruptionRequested():
                    break
                self.rawCapture.seek(0)
                img = f.array  # grab the frame from the stream
                self.frame.emit(img)  #cv2.resize(img, self.frameSize[:2]))
                self.fps.update()

##                # Grab jpeg from an mpeg video stream
##                self.videoStream.seek(0)
##                buf = self.videoStream.read()
##                if buf.startswith(b'\xff\xd8'):
##                    # jpeg magic number is detected
##                    flag = cv2.IMREAD_GRAYSCALE if self.monochrome else cv2.IMREAD_COLOR
##                    img = cv2.imdecode(np.frombuffer(buf, dtype=np.uint8), flag)
##                    self.frame.emit(img)
##                    self.fps.update()
##                    self.videoStream.truncate(0)

        except Exception as err:
            self.postMessage.emit("{}: error; type: {}, args: {}".format(
                self.__class__.__name__, type(err), err.args))
        finally:
            self.fps.stop()
            img = np.zeros(shape=(self.frameSize[1], self.frameSize[0]),
                           dtype=np.uint8)
            cv2.putText(
                img, 'Camera suspended',
                (int(self.frameSize[0] / 2) - 150, int(self.frameSize[1] / 2)),
                cv2.FONT_HERSHEY_SIMPLEX, 1, (255), 1)
            for i in range(5):
                wait_ms(100)
                self.frame.emit(img)
            msg = "{}: info; finished, approx. processing speed: {:.2f} fps".format(
                self.__class__.__name__, self.fps.fps())
            self.postMessage.emit(msg)
            self.finished.emit()
示例#28
0
    def test01():
        """can we instantiate? """
        fps = FPS().start()
        pacer = Pacer(DESIRED_FPS).start()

        while fps.n_frames < N_TEST_FRAMES:
            print(datetime.datetime.now())
            fps.update()
            pacer.update()

        fps.stop()
        print("[INFO] elasped time: {:.2f}".format(fps.elapsed()))
        print("[INFO] approx. FPS: {:.2f}".format(fps.fps()))
        print("[INFO] n_frames: %i" % fps.n_frames)
示例#29
0
    def run(self):
        try:
            self.fps = FPS().start()
            for f in self.stream:
                if self.isInterruptionRequested():
                    self.signals.finished.emit()
                    return


##                self.rawCapture.truncate(0)  # Depricated: clear the stream in preparation for the next frame
                self.rawCapture.seek(0)
                self.frame = f.array  # grab the frame from the stream
                self.signals.ready.emit()
                self.signals.result.emit(
                    cv2.resize(
                        self.frame,
                        self.image_size))  # resize to speed up processing
                self.fps.update()
        except Exception as err:
            traceback.print_exc()
            self.signals.error.emit(
                (type(err), err.args, traceback.format_exc()))
示例#30
0
class VideoPlayer:
    def __init__(self, source=0, dest=None):
        self._source = source
        self._dest = dest
        self._frame = None
        self._playing = False
        self._fps = FPS()

    def start(self):
        self._cap = cv2.VideoCapture(self._source)
        self._cap.set(3, 640)
        self._cap.set(4, 640)
        if self._dest is not None:
            width = int(self._cap.get(cv2.CAP_PROP_FRAME_WIDTH) + 0.5)
            height = int(self._cap.get(cv2.CAP_PROP_FRAME_HEIGHT) + 0.5)
            fps = int(self._cap.get(cv2.CAP_PROP_FPS))
            fourcc = cv2.VideoWriter_fourcc(*'mp4v')
            self._out = cv2.VideoWriter(self._dest, fourcc, fps,
                                        (width, height))
        self._playing = True
        self._fps.start()
        while self._playing:
            self.read_frame()
            self.process_frame()
            self.write_frame()
        self._fps.stop()
        print(self._fps.fps())

    def stop(self):
        self._playing = False
        self._cap.release()
        self._out.release()
        cv2.destroyAllWindows()

    def read_frame(self):
        ret, frame = self._cap.read()
        self._frame = frame
        self._fps.update()

    def process_frame(self):
        pass

    def write_frame(self):
        self.show_frame()
        if self._dest is not None:
            self.save_frame()

    def show_frame(self):
        cv2.imshow('Video', self._frame)
        if cv2.waitKey(1) & 0xFF == ord('q'):
            self.stop()

    def save_frame(self):
        self._out.write(self._frame)
示例#31
0
def load():
    random.seed()
    pygame.init()
    pygame.display.set_caption('Unnamed')
    G.screen_w      = SCREEN_W
    G.screen_h      = SCREEN_H
    G.screen_mode   = SCREEN_MODE
    G.screen        = pygame.display.set_mode([G.screen_w, G.screen_h], G.screen_mode)
    G.screen.fill(BG_COLOR)
    pygame.display.flip()
    G.background    = G.screen.copy()
    G.dirty_rects   = []
    G.fps           = FPS()
 def __init__(self):
     pygame.init()
     self.screen = pygame.display.set_mode(RESOLUTION)
     pygame.display.set_caption(CAPTION)
     self.clock = pygame.time.Clock()
     self.sfx = Sfx()
     self.rand = Random()
     self.battlefield = BattleField(self.screen, self.sfx, self.rand)
     if FPS_ENABLED:
         self.fps = FPS(self.screen, self.clock)
     self.status = 'game'
     if DEBUG:
         print 'init : main'
         import sys
         print sys.version[:6]
示例#33
0
	def begin(self):
		self.enemy = Entity(
			Vec2D(Xudia.renderer.width-10, Xudia.renderer.height/2),
			Xudia.Graphic('<<==\n|===\n<<=='),
			None

		)
		hitbox = Hitbox(self.enemy, 4, 3)
		self.enemy.hitbox = hitbox
		
		self.add_entity(self.enemy)

		self.add_entity(Ship(Xudia.renderer.width/2, Xudia.renderer.height/2))
		
		self.add_entity(FPS())

		Xudia.input.add_listener('q', Xudia.engine.stop)
示例#34
0
class WebcamVideoStream:
    def __init__(self, src=0, resolution=(320, 240), framerate=32):
        # initialize the video camera stream and read the first frame
        # from the stream
        self.stream = cv2.VideoCapture(src)
        self.fps = FPS()
        if self.stream and self.stream.isOpened():
            self.stream.set(cv2.CAP_PROP_FRAME_WIDTH, resolution[0])
            self.stream.set(cv2.CAP_PROP_FRAME_HEIGHT, resolution[1])
            self.stream.set(cv2.CAP_PROP_FPS, framerate)
        (self.grabbed, self.frame) = self.stream.read()

        # initialize the variable used to indicate if the thread should
        # be stopped
        self.stopped = False

    def start(self):
        # start the thread to read frames from the video stream
        t = Thread(target=self.update, args=())
        t.daemon = True
        t.start()
        return self

    def update(self):
        # keep looping infinitely until the thread is stopped
        self.fps.start()
        while True:
            # if the thread indicator variable is set, stop the thread
            if self.stopped:
                return

            # otherwise, read the next frame from the stream
            (self.grabbed, self.frame) = self.stream.read()
            self.fps.update()

    def read(self):
        # return the frame most recently read
        return self.frame

    def stop(self):
        # indicate that the thread should be stopped
        self.fps.stop()
        self.stopped = True
示例#35
0
# DEBUG values
SET_GUI = False  # Do or do not show GUI
DEBUG_MOTORSPEED = False  # Do or do not write motor speed commands on console
DEBUG_TIMING = False  # Do or do not write how much time each processing step takes on console
DEBUG_CIRCLEPOS = True  # Do or do not write detected circle position on console

# Initialize the motor object
motor = mw.MyMotor("/dev/ttyACM0", 115200)
motor.pwm = 50

# initialize the camera
width = 320
height = 240
camera = PiVideoStream((width, height), 30).start()
counter = FPS()
counter.start()
# allow the camera to warmup capture frames from the camera
time.sleep(0.5)

# detection variables
posX = None  # X position
posX_prev = 0  # X position in the previous iteration
posY = None  # Y position
posX_exp_filter_coeff = 0.8  # The amount of how much the current measurement changes the position. [0,1]. current = alpha * measurement + (1-alpha) * previous
radius = None  # Circle radius
radius_prev = 0  # Previous circle radius
rad_exp_filter_coeff = 0.8  # The amount of how much the current measurement changes the radius. [0,1]. current = alpha * measurement + (1-alpha) * previous
speed = 0  # Speed to send to the motor controller
angleCorr = 0  # The difference between the two tracks so the robot turns
roi = None  # Part of the image where we expect to find the ball
示例#36
0
from screen import Screen
from fps import FPS
from tas import TAS
from emulator import Emulator

if __name__ == "__main__":
    parser = argparse.ArgumentParser(
            description = 'Dumps NES header information')
    parser.add_argument('pathname', help='specify the NES file to open')
    parser.add_argument('--tas', dest='tas', help='specify a TAS file to run', default=None)
    parser.add_argument('--scale', dest='scale', help='specify the screen scale', default = 1)
    args = parser.parse_args()

    emulator = Emulator(args.pathname)
    screen = Screen(args.scale)
    fps = FPS()
    if args.tas:
        target_fps = 1000.0
        tas = TAS(args.tas)
    else:
        target_fps = 60.0
        tas = None
    
    keep_going = True
    while keep_going:
        try:
            # Get button presses
            if tas == None:
                pressed = pygame.key.get_pressed()
                controller = emulator.controllers[0]
                if pressed[pygame.K_RETURN]:
示例#37
0
def stream(tracker, camera=0, server=0):
  """ 
  @brief Captures video and runs tracking and moves robot accordingly

  @param tracker The BallTracker object to be used
  @param camera The camera number (0 is default) for getting frame data
    camera=1 is generally the first webcam plugged in
  """

  ######## GENERAL PARAMETER SETUP ########
  MOVE_DIST_THRESH = 20 # distance at which robot will stop moving
  SOL_DIST_THRESH = 150 # distance at which solenoid fires
  PACKET_DELAY = 1 # number of frames between sending data packets to pi
  OBJECT_RADIUS = 13 # opencv radius for circle detection
  AXIS_SAFETY_PERCENT = 0.05 # robot stops if within this % dist of axis edges

  packet_cnt = 0
  tracker.radius = OBJECT_RADIUS

  ######## SERVER SETUP ########
  motorcontroller_setup = False
  if server:
    # Create a TCP/IP socket
    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    # Obtain server address by going to network settings and getting eth ip
    server_address = ('169.254.171.10',10000) # CHANGE THIS
    #server_address = ('localhost', 10000) # for local testing
    print 'starting up on %s port %s' % server_address
    sock.bind(server_address)
    sock.listen(1)
    connection, client_address = None, None
    while True:
      # Wait for a connection
      print 'waiting for a connection'
      connection, client_address = sock.accept()
      break


  ######## CV SETUP ########

  # create video capture object for
  #cap = cv2.VideoCapture(camera)
  cap = WebcamVideoStream(camera).start() # WEBCAM
  #cap = cv2.VideoCapture('../media/goalie-test.mov')
  #cap = cv2.VideoCapture('../media/bounce.mp4')

  cv2.namedWindow(tracker.window_name)

  # create trajectory planner object
  # value of bounce determines # of bounces. 0 is default (no bounces)
  # bounce not currently working correctly
  planner = TrajectoryPlanner(frames=4, bounce=0)

  # create FPS object for frame rate tracking
  fps_timer = FPS(num_frames=20)


  while(True):
    # start fps timer
    fps_timer.start_iteration()

    ######## CAPTURE AND PROCESS FRAME ########
    ret, frame = True, cap.read() # WEBCAM
    #ret, frame = cap.read() # for non-webcam testing
    if ret is False:
      print 'Frame not read'
      exit()

    # resize to 640x480, flip and blur
    frame,img_hsv = tracker.setup_frame(frame=frame, w=640,h=480,
      scale=1, blur_window=15)


    ######## TRACK OBJECTS ########
    # use the HSV image to get Circle objects for robot and objects.
    # object_list is list of Circle objects found.
    # robot is single Circle for the robot position
    # robot_markers is 2-elem list of Circle objects for robot markers
    object_list = tracker.find_circles(img_hsv.copy(), tracker.track_colors,
      tracker.num_objects)
    robot, robot_markers = tracker.find_robot_system(img_hsv)
    walls = tracker.get_rails(img_hsv, robot_markers, colors.Yellow)
    planner.walls = walls

    # Get the line/distances between the robot markers
    # robot_axis is Line object between the robot axis markers
    # points is list of Point objects of closest intersection w/ robot axis
    # distanes is a list of distances of each point to the robot axis
    robot_axis = utils.line_between_circles(robot_markers)
    points, distances = utils.distance_from_line(object_list, robot_axis)
    planner.robot_axis = robot_axis

    ######## TRAJECTORY PLANNING ########
    # get closest object and associated point, generate trajectory
    closest_obj_index = utils.min_index(distances) # index of min value
    closest_line = None
    closest_pt = None
    if closest_obj_index is not None:
      closest_obj = object_list[closest_obj_index]
      closest_pt = points[closest_obj_index]

      closest_line = utils.get_line(closest_obj, closest_pt) # only for viewing
      planner.add_point(closest_obj)


    # Get trajectory - list of elements for bounces, and final line traj
    # Last line intersects with robot axis
    traj_list = planner.get_trajectory_list(colors.Cyan)
    traj = planner.traj


    ######## SEND DATA TO CLIENT ########
    if packet_cnt != PACKET_DELAY:
      packet_cnt = packet_cnt + 1
    else:
      packet_cnt = 0 # reset packet counter

      # error checking to ensure will run properly
      if len(robot_markers) is not 2 or robot is None or closest_pt is None:
        pass
      elif server:
        try:
          if motorcontroller_setup is False:
            # send S packet for motorcontroller setup
            motorcontroller_setup = True


            ######## SETUP MOTORCONTROLLER ########
            axis_pt1 = robot_markers[0].to_pt_string()
            axis_pt2 = robot_markers[1].to_pt_string()
            data = 'SM '+axis_pt1+' '+axis_pt2+' '+robot.to_pt_string()
            print data
            connection.sendall(data)

          # setup is done, send packet with movement data
          else:
            obj_robot_dist = utils.get_pt2pt_dist(robot, closest_obj)
            print 'dist: ' + str(obj_robot_dist) # USE FOR CALIBRATION

            ######## SOLENOID ACTIVATION CODE ########
            # check if solenoid should fire
            if obj_robot_dist <= SOL_DIST_THRESH: # fire solenoid, dont move
              print 'activate solenoid!'
              # TODO SEND SOLENOID ACTIVATE


            ######## MOTOR CONTROL ########
            # get safety parameters
            rob_ax1_dist = utils.get_pt2pt_dist(robot_markers[0],robot)
            rob_ax2_dist = utils.get_pt2pt_dist(robot_markers[1],robot)
            axis_length = utils.get_pt2pt_dist(robot_markers[0],
              robot_markers[1])

            # ensure within safe bounds of motion relative to axis
            # if rob_ax1_dist/axis_length <= AXIS_SAFETY_PERCENT or \
            #   rob_ax2_dist/axis_length <= AXIS_SAFETY_PERCENT:
            #   # in danger zone, kill motor movement
            #   print 'INVALID ROBOT LOCATION: stopping motor'
            #   data = 'KM'
            #   connection.sendall(data)

            # if in danger zone near axis edge, move towards other edge
            if rob_ax1_dist/axis_length <= AXIS_SAFETY_PERCENT:
              print 'INVALID ROBOT LOCATION'
              data = 'MM '+robot.to_pt_string()+' '+robot_markers[1].to_pt_string()
            elif rob_ax2_dist/axis_length <= AXIS_SAFETY_PERCENT:
              print 'INVALID ROBOT LOCATION'
              data = 'MM '+robot.to_pt_string()+' '+robot_markers[0].to_pt_string()

            # check if robot should stop moving
            elif obj_robot_dist <= MOVE_DIST_THRESH: # obj close to robot
              # Send stop command, obj is close enough to motor to hit
              data = 'KM'
              print data
              connection.sendall(data)
              pass 

            # Movement code
            else: # far enough so robot should move

              #### FOR TRAJECTORY ESTIMATION
              # if planner.traj is not None:
              #   axis_intersect=shapes.Point(planner.traj.x2,planner.traj.y2)
              #   # Clamp the point to send to the robot axis
              #   traj_axis_pt = utils.clamp_point_to_line(
              #     axis_intersect, robot_axis)

              #   data = 'D '+robot.to_pt_string()+' '+traj_axis_pt.to_string()
              #   connection.sendall(data)

              #### FOR CLOSEST POINT ON AXIS ####
              if closest_pt is not None and robot is not None:
                # if try to move more than length of axis, stop instead
                if utils.get_pt2pt_dist(robot,closest_pt) > axis_length:
                  print 'TRYING TO MOVE OUT OF RANGE'
                  data = 'KM'
                  print data
                  connection.sendall(data)
                else:
                  data = 'MM ' + robot.to_pt_string() + ' ' + \
                    closest_pt.to_string()
                  print data
                  connection.sendall(data)

        except IOError:
          pass # don't send anything



    ######## ANNOTATE FRAME FOR VISUALIZATION ########
    frame = gfx.draw_lines(img=frame, line_list=walls)

    frame = gfx.draw_robot_axis(img=frame, line=robot_axis) # draw axis line
    frame = gfx.draw_robot(frame, robot) # draw robot
    frame = gfx.draw_robot_markers(frame, robot_markers) # draw markers

    frame = gfx.draw_circles(frame, object_list) # draw objects

    # eventually won't need to print this one
    frame = gfx.draw_line(img=frame, line=closest_line) # closest obj>axis

    # draw full set of trajectories, including bounces
    #frame = gfx.draw_lines(img=frame, line_list=traj_list)
    #frame = gfx.draw_line(img=frame, line=traj) # for no bounces

    frame = gfx.draw_point(img=frame, pt=closest_pt)
    #frame=gfx.draw_line(frame,planner.debug_line) # for debug



    ######## FPS COUNTER ########
    fps_timer.get_fps()
    fps_timer.display(frame)


    ######## DISPLAY FRAME ON SCREEN ########
    cv2.imshow(tracker.window_name,frame)
    # quit by pressing q
    if cv2.waitKey(1) & 0xFF == ord('q'):
      break

  # release capture
  cap.stop() # WEBCAM
  #cap.release() # for testing w/o webcam
  cv2.destroyAllWindows()
示例#38
0
 
# construct the argument parse and parse the arguments
ap = argparse.ArgumentParser()
ap.add_argument("-n", "--num-frames", type=int, default=50000,
	help="# of frames to loop over for FPS test")
ap.add_argument("-d", "--display", type=int, default=-1,
	help="Whether or not frames should be displayed")
args = vars(ap.parse_args())
 
	
# created a *threaded *video stream, allow the camera sensor to warmup,
# and start the FPS counter
print("[INFO] sampling THREADED frames from `picamera` module...")
vs = ColorSepPVStream().start()
time.sleep(2.0)
fps = FPS().start()

ser = serial.Serial(

	#port='/dev/ttyACM0',
        port='/dev/ttyAMA0',
	baudrate = 57600,
	parity=serial.PARITY_NONE,
	stopbits=serial.STOPBITS_ONE,
	bytesize=serial.EIGHTBITS,
	timeout=1
	)
 
# loop over some frames...this time using the threaded stream
while fps._numFrames < args["num_frames"]:
	# grab the frame from the threaded video stream and resize it
示例#39
0
          pass
          #print "waiting for frame queue"
  print "import timeout"


queue_lock = Lock()
frame_queue = Queue()

stream = Process(target=import_image, args=(frame_queue, queue_lock))
time.sleep(1)
stream.start()

frames = 0

# loop over some frames
fps = FPS()
fps.start()

timeOut = 0



while frames < 300:
  #print "Main Thread Queue - > ",frame_queue.qsize() 
  with queue_lock:
    if not frame_queue.empty():
      timeOut = 0
      frame = frame_queue.get()
      sal = MPSaliency(frame)
      sal_map = sal.get_saliency_map()
      #sal_frame = (sal_map*255).round().astype(np.uint8)