Re: How to tell if an m4a file is lossless

2009-07-25 Thread Stefan Monnier
>> How can I tell (from a script) if some *.m4a file is using the AAC codec >> or the ALAC codec? > One possibility is to use ffmpeg -i filename and then parse the > output. (Grepping for the strings used in each codec should give > the answer.) Indeed, that did the trick: the stderr either inclu

Re: How to tell if an m4a file is lossless

2009-07-23 Thread lee
On Thu, Jul 23, 2009 at 03:32:15PM -0400, Stefan Monnier wrote: > How can I tell (from a script) if some *.m4a file is using the AAC codec > or the ALAC codec? Unpack it and compare it to the "original" unpacked file? Perhaps the packer leaves a signature somewhere in the packed file to tell an u

Re: How to tell if an m4a file is lossless

2009-07-23 Thread Eduardo M KALINOWSKI
On Qui, 23 Jul 2009, Stefan Monnier wrote: How can I tell (from a script) if some *.m4a file is using the AAC codec or the ALAC codec? One possibility is to use ffmpeg -i filename and then parse the output. (Grepping for the strings used in each codec should give the answer.) -- Eduardo

How to tell if an m4a file is lossless

2009-07-23 Thread Stefan Monnier
How can I tell (from a script) if some *.m4a file is using the AAC codec or the ALAC codec? Stefan -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org