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2answers
99 views

Automate Conversion from m4a to mp3?

I have hundreds of sound effects - clips just a few seconds long each - that are all m4a files. I need to convert them to mp3 files. What's the best way of doing this? I see Automator can automate ...
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1answer
345 views

How to get and set metadata of a m4a file?

I am trying to automate some changes in m4a metadata and would prefer doing it through AppleScript other than popular solutions like mutagen. How can I address m4a files metadata? I need not only ...
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0answers
333 views

Best way to convert MP3 audiobooks to M4B ones?

I am looking for the best way to convert convert MP3 audiobooks to M4B ones. Minimize the quality loose on recompression. Optionally be able to auto-choose best M4A/M4B compression method based on ...
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0answers
26 views

Make .m4a file appear as “native” sound clip in iMessage

If I send a custom .m4a file in OS X 10.11.5 through iMessage, it appears as a large speech bubble with an icon in the middle and the filename underneath on iPhone. Then you have to press this, and a ...
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0answers
33 views

Why I cannot play M4A audio on iTunes, but I can play it on QuickTime?

I have some M4A audio files, that I can't play on iTunes (e.g. double click the file, and then iTunes fired up, the audio added to the library, but the play doesn't start. Tried double clicking on the ...