[Ffmpeg-devel] [PATCH] configure.c: CONFIG_ENCODERS
Måns Rullgård
mru
Sun May 8 02:31:07 CEST 2005
M?ns Rullg?rd <mru at inprovide.com> writes:
> Michael Niedermayer <michaelni at gmx.at> writes:
>
>> Hi
>>
>> On Saturday 07 May 2005 23:48, M?ns Rullg?rd wrote:
>>> Michael Niedermayer <michaelni at gmx.at> writes:
>>> > Hi
>>> >
>>> > On Saturday 07 May 2005 22:37, M?ns Rullg?rd wrote:
>>> > [...]
>>> >
>>> >> The requirement of decoders for demuxers is a design flaw in
>>> >> libavformat. Fixing it now will not be easy.
>>> >
>>> > i really didnt want to reply to all the nonsense you wrote today,
>>> > but this one is so ridiculous i have to before someone belives it
>>> >
>>> > ok, just a little proof:
>>> > mplayer ~/indeo50.avi -nosound -demuxer 35
>>>
>>> OK, I see what you're trying to say. Now, if this works, why is a
>>> quicktime file with AAC audio unusable without --enable-faad?
>>
>> what do u mean with unuseable? i can extract the AAC stream just
>> fine, remuxing into a .mp4 file works fine too, no matter if
>> --enable-faad was used or not ...
>
> It used to complain about unknown codec, maybe it's changed since I
> checked.
OK, that seems to work now. The stream information printed is just a
little cryptical.
AC3 is still a no-go:
$ ffmpeg -i dvd.mpg -acodec copy -vcodec copy foo.mpg
ffmpeg version 0.4.9-pre1, build 4754, Copyright (c) 2000-2004 Fabrice Bellard
configuration:
built on May 8 2005 01:33:41, gcc: 3.5.0 20040202 (experimental)
Input #0, mpeg, from 'dvd.mpg':
Duration: 00:01:33.9, start: 2642.788489, bitrate: 5766 kb/s
Stream #0.0: Video: mpeg2video, yuv420p, 720x480, 29.97 fps, 7500 kb/s
Stream #0.1: Audio: 0x0000
Stream #0.2: Audio: 0x0000
Output #0, mpeg, to 'foo.mpg':
Stream #0.0: Video: mpeg2video, 720x480, 29.97 fps, q=2-31, 7500 kb/s
Stream #0.1: Audio: ac3
Stream mapping:
Stream #0.0 -> #0.0
Stream #0.1 -> #0.1
Floating point exception (core dumped)
$ gdb ffmpeg core
(gdb) bt
#0 0x0829f00d in __divdi3 (u=0, v=0) at ../../gcc/gcc/libgcc2.c:816
#1 0x08062865 in av_write_header (s=0x836d080) at libavformat/utils.c:2873
#2 0x0805cb08 in main (argc=0, argv=0x1) at ffmpeg.c:1831
--
M?ns Rullg?rd
mru at inprovide.com
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