[FFmpeg-user] Problem transcoding from MP4 (H264 - AAC) to OGG (DIRAC - FLAC)

dE . de.techno at gmail.com
Sat Mar 3 07:19:21 CET 2012


On 03/02/12 22:45, aple ex wrote:
>
>
>> Date: Thu, 23 Feb 2012 17:54:32 -0300
>> From: agprus at gmail.com
>> To: ffmpeg-user at ffmpeg.org
>> Subject: [FFmpeg-user] Problem transcoding from MP4 (H264 - AAC) to OGG	(DIRAC - FLAC)
>>
>> Hello,
>>
>> I am trying to do a lossy-to-lossless transcoding from an MP4 file (with
>> one H264 video stream and one AAC audio stream) to an OGG file (with a
>> DIRAC video stream and a FLAC audio stream). The command line I am using
>> is this:
>>
>> ffmpeg -i input.mp4 -vcodec libschroedinger -q:v 0 -acodec flac output.ogg
>>
>> and I am getting the following errors (complete output is at the end):
>>
>> [ogg @ 0000000001F29570] Unsupported codec id in stream 0
>> Could not write header for output file #0 (incorrect codec parameters ?)
>>
>> Does anybody know an appropriate way to do this kind of transcoding?
>>
>> Thanks in advance,
>> Alexis
>>
>> ffmpeg version N-38148-gb6ff81d Copyright (c) 2000-2012 the FFmpeg
>> developers
>>     built on Feb 23 2012 12:30:44 with gcc 4.6.2
>>     configuration: --enable-gpl --enable-version3 --disable-w32threads
>> --enable-runtime-cpudetect --enable-avisynth --enable-bzlib
>> --enable-frei0r --enable-libopencore-amrnb --enable-libopencore-amrwb
>> --enable-libfreetype --enable-libgsm --enable-libmp3lame
>> --enable-libopenjpeg --enable-librtmp --enable-libschroedinger
>> --enable-libspeex --enable-libtheora --enable-libvo-aacenc
>> --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx
>> --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
>>     libavutil      51. 40.100 / 51. 40.100
>>     libavcodec     54.  4.100 / 54.  4.100
>>     libavformat    54.  1.100 / 54.  1.100
>>     libavdevice    53.  4.100 / 53.  4.100
>>     libavfilter     2. 62.101 /  2. 62.101
>>     libswscale      2.  1.100 /  2.  1.100
>>     libswresample   0.  7.100 /  0.  7.100
>>     libpostproc    52.  0.100 / 52.  0.100
>> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'h264aac1.mp4':
>>     Metadata:
>>       major_brand     : isom
>>       minor_version   : 512
>>       compatible_brands: isomiso2avc1mp41
>>       creation_time   : 2010-02-16 19:06:52
>>       encoder         : Lavf52.36.0
>>     Duration: 00:03:40.03, start: 0.000000, bitrate: 2571 kb/s
>>       Stream #0:0(und): Video: h264 (Constrained Baseline) (avc1 /
>> 0x31637661), yuv420p, 640x480 [SAR 1:1 DAR 4:3], 2537 kb/s, 30 fps, 30
>> tbr, 30 tbn, 60 tbc
>>       Metadata:
>>         creation_time   : 2010-02-16 19:06:52
>>         handler_name    : VideoHandler
>>       Stream #0:1(und): Audio: aac (mp4a / 0x6134706D), 11025 Hz, stereo,
>> s16, 31 kb/s
>>       Metadata:
>>         creation_time   : 2010-02-16 19:06:52
>>         handler_name    :
>> [buffer @ 0000000001F29F30] w:640 h:480 pixfmt:yuv420p tb:1/1000000
>> sar:1/1 sws_param:
>> [ogg @ 0000000001F29570] Unsupported codec id in stream 0
>> Output #0, ogg, to 'h264aac.ogg':
>>     Metadata:
>>       major_brand     : isom
>>       minor_version   : 512
>>       compatible_brands: isomiso2avc1mp41
>>       creation_time   : 2010-02-16 19:06:52
>>       encoder         : Lavf54.1.100
>>       Stream #0:0(und): Video: dirac, yuv420p, 640x480 [SAR 1:1 DAR 4:3],
>> q=2-31, 200 kb/s, 30 tbn, 30 tbc
>>       Metadata:
>>         creation_time   : 2010-02-16 19:06:52
>>         handler_name    : VideoHandler
>>       Stream #0:1(und): Audio: flac, 11025 Hz, stereo, s16, 128 kb/s
>>       Metadata:
>>         creation_time   : 2010-02-16 19:06:52
>>         handler_name    :
>> Stream mapping:
>>     Stream #0:0 ->  #0:0 (h264 ->  libschroedinger)
>>     Stream #0:1 ->  #0:1 (aac ->  flac)
>> Could not write header for output file #0 (incorrect codec parameters ?)
> Hi according to their website dirac codec is supposed to be contained by ogg, see here :
> http://diracvideo.org/schrodinger-faq/  (specially Question 6)
> I have tested myself and I obtain the same result. I can provide my console output if necessary but dirac can be encoded in mpegts container.
> Regards 		 	   		
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Yes, use libtheora instead. From what I've experimented, only theora can 
be stored in ogg. And actually, since it contains a video, I think it 
should be ogv.


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