In this command -i Used to specify the path and file name of the input video, -vn Skip the inclusion of the video stream, and -acodec copy Used to copy the original audio (without re-encoding). I want to extract just the audio, map first track to left, second track to right and output as a stereo wave file.

Replace myvideo.mp4 With video file name / path, and audio.ogg And the name and extension to be used for the audio output file name. Input file is MXF with one video track and two separate 48k 24b PCM audio tracks. Now that you know the original audio format, you can use the following methods to extract audio from the video without re-encoding:įfmpeg -i myvideo.mp4 -vn -acodec copy audio.ogg You might also like: How to download a YouTube playlist and convert it to MP3 using youtube-dl (command line) Stream #0:1(eng): Audio: vorbis, 44100 Hz, stereo, fltp (default) To bind the audio & image I can ffmpeg -y -i " AUDIO.mp4" -a. Next, -acodec copy copies the stream without re-encoding. I have: 1/ AUDIO.m4a stream 2/ a cover album jpeg 3/ an UTF8 text file I wish to bind all of them into a mkv/mp4 container. Second, using -map 0:a selects all audio streams we found before.

First, the -i flag specifies the input video file name.

Stream #0:0: Video: h264 (Main), yuv420p(tv, bt709, progressive), 1280x720, 25 fps, 25 tbr, 1k tbn, 50 tbc (default) Now, we can specify a container format for the output audio file: ffmpeg -i video.mkv -map 0:a -acodec copy audio.mp4.

Ffmpeg extract audio stream