[MPlayer-users] Re: Extract AAC Audio Fails

Alexander Strange astrange at ithinksw.com
Sat Jun 11 06:10:52 CEST 2005

On Jun 10, 2005, at 11:36 PM, Kichigai Mentat wrote:

>> Fourcc: a4pm
>          ^^^^^
> Bingo. Isn't that Apple's protected FOURCC? I know that protected  
> AAC files come with a .m4p extension.

It's really 'mp4a', MPEG-4 Audio.
iTMS songs look like this:
MPlayer dev-CVS-050121-20:18-4.0.0 (C) 2000-2005 MPlayer Team
AltiVec not found
CPU: PowerPC

Playing Music/iTunes/iTunes Music/Antonio Vivaldi/Vivaldi_ The Four  
Seasons Concertos/1-03 Concertos for Violin, Op. 8, Concerto No.1,  
_Spring_, III. Danza Pastorale, Allegro.m4p.
ISO: File Type Major Brand: Apple iTunes AAC-LC Audio
QuickTime/MOV file format detected.
MOV track #0: 534 chunks, 11205 samples
Audio bits: 16  chans: 2  rate: 44100
MOV: Found MPEG4 audio Elementary Stream Descriptor atom (51)!
Fourcc: smrd
MOV: longest streams: A: #0 (11205 samples)  V: #-1 (0 samples)
Cannot find codec for audio format 0x736D7264.
Read DOCS/HTML/en/codecs.html!
Audio: no sound
Video: no video

More information about the MPlayer-users mailing list