[FFmpeg-soc] ALAC Testing Report

Baptiste Coudurier baptiste.coudurier at smartjog.com
Mon Jun 9 09:36:50 CEST 2008


Hi Mike,

Mike Melanson wrote:
> [...]
>
> *doesn't work* on my iPod Touch
> 
> Methodology:
> 
>    ffmpeg -i <source.wav> -acodec alac dest.mov
> 
> Problem: Specifying either dest.mp4 or dest.m4a does not work. It 
> should. ALAC is supposed to be encapsulated in these formats and not in 
> .mov, 

Well, Quicktime player perfectly creates ALAC in .mov files, so I guess
it's obviously supposed to be encapsulated in .mov.

Im afraid alac in .mp4 is definitely NON STANDARD.
You'll have to use -f ipod to be allowed to put ALAC in .m4a.
Im working on a patch.

[...]

-- 
Baptiste COUDURIER                              GnuPG Key Id: 0x5C1ABAAA
Smartjog USA Inc.                                http://www.smartjog.com
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