>From: [email protected] >To: [email protected] >Date: Thu, 3 Dec 2015 23:32:36 +0800 >Subject: [Libav-user] How to Demux mp4 to video/audio stream and Remux them >back to mp4 using API? > >Hi, I'm newbie to FFmpeg, could anyone tell how to demux a mp4 file to: >video stream: .h264 >audio stream: .aac >then remux them back using C/C++ API, not the command tools. > >equivalent to command: >ffmpeg -i media\input.mp4 -vn -f aac media\output.aac >ffmpeg -i media\input.mp4 -an media\video_only.mp4 >ffmpeg -i media\video_only.mp4 -i media\audio_only.aac media\restore.mp4 > >Thanks a lot!
this example from the ffmpeg site do exactly what you want with an additional filtering stage. Regards.
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