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Add audio channel to a video created with OpenCv - OpenCV ...

https://answers.opencv.org/question/35590/add-audio-channel-to-a-video-created-with-opencv/#:~:text=You%20could%20use%20FFmpeg%20to%20add%20audio%20to,0%3A0%20-map%201%3A0%20-c%3Av%20copy%20-c%3Aa%20copy%20%3CoutputVideoFile%3E

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python - Synchronizing audio and video with OpenCV and ...

https://stackoverflow.com/questions/19493214/synchronizing-audio-and-video-with-opencv-and-pyaudio

The video counter will become +(1/fps) when showing an image and audio +sec where sec the seconds of audio you are writing to the stream each time. Then on audio part of the code you can do something like While audiosec-videosec>=0.05: # Audio is ahead time.sleep(0.05) And on video part While videosec-audiosec>=0.2:# video is ahead …

Python add audio to video opencv - Stack Overflow

https://stackoverflow.com/questions/46864915/python-add-audio-to-video-opencv

import cv2 import numpy as np #ffpyplayer for playing audio from ffpyplayer.player import MediaPlayer video_path="../L1/images/Godwin.mp4" def PlayVideo(video_path): video=cv2.VideoCapture(video_path) player = MediaPlayer(video_path) while True: grabbed, frame=video.read() audio_frame, val = player.get_frame() if not grabbed: print("End of video") …

Does OpenCV capture/write audio to video?? - OpenCV Q&A Forum

https://answers.opencv.org/question/101451/does-opencv-capturewrite-audio-to-video/

Hi, I was trying to capture frames from one video and write them to a new video file using VideoCapture and VideoWriter, I could get AVI and MP4 videos after trying different FOURCC such as "XVID", "FMP4", "MP4V" (For MP4) and "IYUV" (AVI). The problem is that the video I get has no audio, just video, so is OpenCV just for image related operations (No audio involved)?

Support audio in OpenCV · Issue #16394 · opencv/opencv ...

https://github.com/opencv/opencv/issues/16394

At the moment, OpenCV library and deep learning do not stand still. Already more often systems are observed where audio and video are simultaneously used for processing. Therefore, question arose of creating a audioio module. Plan of integrate audioio module: To try support ALSA (Advanced Linux Sound Architecture): Read/Write audio files (for ...

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