[FFmpeg-devel] [PATCH] ALS decoder

Thilo Borgmann thilo.borgmann
Wed Nov 11 23:07:55 CET 2009


Thilo Borgmann schrieb:
> Carl Eugen Hoyos schrieb:
>> Thilo Borgmann <thilo.borgmann <at> googlemail.com> writes:
>>
>>> Ok revision 27 now compiles with the latest trunk.
>> $ mp4als -v tests/data/rotozoom.ref.wav test.mp4
>>
>> PCM file: tests/data/rotozoom.ref.wav
>> MP4 file: test.mp4
>>
>> Encoding... 100% done
>>
>> Audio format : int / 16 bit / 44100 Hz / 2 ch
>> Bit rate     : 1411.2 kbit/s
>> Playing time : 6.0 sec
>> PCM file size: 1058444 bytes
>> MP4 file size: 198324 bytes
>> Compr. ratio : 5.353 (18.68 %)
>> Average bps  : 2.989
>> Average rate : 263.6 kbit/s
>>
>> Processing took 0.06 sec (100.0 x real-time)
>>
>> $ ./ffmpeg -i test.mp4
>> FFmpeg version SVN-r20514, Copyright (c) 2000-2009 Fabrice Bellard, et al.
>>
>> ...
>>
>> [als @ 0x141a460]Reading ALSSpecificConfig failed.
>> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x1410f20]Could not find codec parameters (Audio:
>> als, 44100 Hz, 0 channels, s16, 263 kb/s)
>> test.mp4: could not find codec parameters
>>
>> Is this not supposed to work?
> 
> I missed that, sorry. I will submit a patch in the "Parsing ALS object
> type in MPEG-4" thread...
> 

Ok now depends on als_readconfig.rev8.patch.

Sorry for confusion.
-THilo




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