video_stream_url = "rtsp://admin:cc@ip:port/Streaming/Channels/502" # 获取视频 video_capture = cv2.VideoCapture(video_stream_url) # 视频帧率和总帧数 fps = video_capture.get(cv2.CAP_PROP_FPS) total_frames = fps * 10 # 保存视频 fourcc = cv2.VideoWriter_fourcc(*'XVID') out = cv2.Vi...
video_stream = next(s for s in container.streams if s.type == 'video') audio_stream = next(s for s in container.streams if s.type == 'audio') for packet in container.demux(video_stream): for frame in packet.decode(): # 处理视频帧 for packet in container.demux(audio_stream): f...
if__name__=='__main__':video_stream=VideoStream(0)# 0表示默认摄像头video_stream.start()whileTrue:frame=video_stream.read_frame()# 在帧上绘制日期和时间timestamp=datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")cv2.putText(frame,timestamp,(10,30),cv2.FONT_HERSHEY_SIMPLEX,0.7,(...
= 'continue': logger.info('stop device {} video stream'.format(name)) play = False break time.sleep(1) except Exception as e: logger.info('device: {} play stream error {}'.format(name, e)) process.communicate(b'q') logger.info('wait device {} video thread stop'.format(name)) ...
cache_id='_video_stream_{}'.format(device_obj.hash) cache_status=cache.get(cache_id, None)ifcache_statusisNone:#任务初始化,设置初始时间cache.set(cache_id, time.time(), timeout=60)elifisinstance(cache_status, float)andtime.time() - cache_status > 30:#任务已超时, 返回错误信息, 一段...
frame_count video_frame.time_base = fractions.Fraction(1, 30) # 使用分数来设置时间基准 return video_frame async def setup_webrtc_and_run(ip_address, port, camera_id): signaling = TcpSocketSignaling(ip_address, port) pc = RTCPeerConnection() video_sender = CustomVideoStreamTrack(camera_id)...
读取并处理视频帧。 显示或保存视频帧。 代码示例: python import cv2 # 网络视频流的URL video_url = 'http://example.com/video_stream' # 创建视频捕获对象 cap = cv2.VideoCapture(video_url) while True: ret, frame = cap.read() # 读取视频帧 if not ret: break # 显示视频帧 cv2.imshow('Netw...
1import ffmpeg 2 3def compress_video(input_path， output_path， target_size_mb)： 4 probe = ffmpeg.probe(input_path) 5 duration = float(probe['streams'][]['duration']) 6 target_bitrate = str(int(target_size_mb * 8192 / duration)) + 'k' 7 8 stream = ffmpeg.input(...
probe=ffmpeg.probe(args.in_filename)video_stream=next((streamforstreaminprobe['streams']ifstream['codec_type']=='video'),None)width=int(video_stream['width'])height=int(video_stream['height']) 为视频生成缩略图 获取视频缩略图 (ffmpeg.input(in_filename,ss=time).filter('scale',width,-1)...
www.quasarstream.com/op/python/ffmpeg-streaming?u=py-ff Topics pythonvideoffmpeghlsmpeg-dashdashdrmvideo-streaminghttp-live-streaminghls-live-streaminghls-videopython-dashdynamic-adaptive-streaming-httppython-ffmpegmicrosoft-azure-storagedash-videoffmpeg-dashffmpeg-hlspython-hlspython-video-streaming ...