14 votes

How to recover audio from an incomplete or corrupted AAC/m4a file

This guide worked 100% for me - it takes you through each step. Afterwards, the m4a file plays! Note: this is completely free. http://sysfrontier.com/en/2014/12/31/hello-world/ Also pasting ...
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  • 241
4 votes

How to recover audio from an incomplete or corrupted AAC/m4a file

You could try rewriting the file using ffmpeg with the following command: ffmpeg -i damagedfile.mp4 -c copy fixedfile.aac Alternatively you may use FAAD and a hex editor (e.g. Hexplorer). Find out ...
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4 votes
Accepted

Can compressed music files be adequately recovered by remastering?

GIGO [garbage in, garbage out] does apply... ...however - a good mix, master or especially restoration engineer could pull apparent newness out of a low quality file - that's essentially the same ...
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  • 7,089
3 votes

Can I recover an incomplete .wav file?

The problem you have is that the WAV header has not been created correctly. If you are working on a Mac then you can try this application which I wrote to fix broken WAV files. https://www.dropbox.com/...
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  • 8,454
2 votes

Can compressed music files be adequately recovered by remastering?

Mp3 is a lossy compression format, the removal of frequencies is permanent. There are lossless files such as flac files which 'pack' the file down to a smaller file size that can then be 'unpacked'. ...
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  • 242
1 vote

Can I recover an incomplete .wav file?

A quick google came up with using Audacity to 'Import Raw', then re-save as a .WAV. Untested.
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  • 7,089
1 vote

mp4 file has no sound

I've had this happen before, howevr it was while recording the screen of my computer. Not certain if you've done the same or used a camera IRL. However easiest way to see if there's audio in a file is ...
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  • 134
1 vote

mp4 file has no sound

Try opening the file with some advanced video players just to find out if the audio is gone or there's a codec error. Two video players that I use when having this sort of problems is Quick Time and ...
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  • 844
1 vote

Can compressed music files be adequately recovered by remastering?

You could take a look at Zynaptiq Unchirp and Unfilter, but they are expensive options. It's not guaranteed to work but it's an option worth demoing. It really depends on how important these files are ...
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1 vote

AAC m4a file corrupted while recording. Can anyone help me recover it?

How to fix corrupted voice memo (m4a) files – I have not tried it by myself but according to a bunch of comments it works.
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  • 129

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