Created
May 6, 2014 17:08
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How to extract audio from a .mp4 file
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| # 1. Find audio track number | |
| MP4Box -info file.mp4 | |
| # 2. Extract raw audio track | |
| MP4Box -raw 2 file.mp4 | |
| # 3. Package raw audio track into m4a container | |
| MP4Box -add file_track2.aac#audio file.m4a |
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