[FFmpeg-trac] #3756(avformat:closed): Fails to identify video track in Ogg file
FFmpeg
trac at avcodec.org
Sat Jul 5 21:23:00 CEST 2014
#3756: Fails to identify video track in Ogg file
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Reporter: cgbug | Owner:
Type: defect | Status: closed
Priority: normal | Component: avformat
Version: git-master | Resolution: invalid
Keywords: ogg vp8 | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Changes (by cehoyos):
* keywords: => ogg vp8
* status: new => closed
* resolution: => invalid
Comment:
Replying to [ticket:3756 cgbug]:
> ENCODER : Lavf55.13.101
I tested with this version and FFmpeg correctly refuses to mux VP8 into
ogg (as does the current version) since it wasn't implemented yet:
{{{
$ ffmpeg -f lavfi -i testsrc -vcodec vp8 out.ogg
ffmpeg version N-55208-gb7ed18b Copyright (c) 2000-2013 the FFmpeg
developers
built on Jul 5 2014 20:04:06 with gcc 4.7 (SUSE Linux)
configuration: --enable-libvpx --enable-gpl
libavutil 52. 40.100 / 52. 40.100
libavcodec 55. 20.100 / 55. 20.100
libavformat 55. 13.101 / 55. 13.101
libavdevice 55. 3.100 / 55. 3.100
libavfilter 3. 82.100 / 3. 82.100
libswscale 2. 4.100 / 2. 4.100
libswresample 0. 17.103 / 0. 17.103
libpostproc 52. 3.100 / 52. 3.100
Input #0, lavfi, from 'testsrc':
Duration: N/A, start: 0.000000, bitrate: N/A
Stream #0:0: Video: rawvideo (RGB[24] / 0x18424752), rgb24, 320x240
[SAR 1:1 DAR 4:3], 25 tbr, 25 tbn, 25 tbc
[libvpx @ 0x19a3840] v1.3.0
[ogg @ 0x19a32e0] Unsupported codec id in stream 0
Output #0, ogg, to 'out.ogg':
Metadata:
encoder : Lavf55.13.101
Stream #0:0: Video: vp8 (libvpx), yuv420p, 320x240 [SAR 1:1 DAR 4:3],
q=-1--1, 200 kb/s, 25 tbn, 25 tbc
Stream mapping:
Stream #0:0 -> #0:0 (rawvideo -> libvpx)
Could not write header for output file #0 (incorrect codec parameters ?):
Operation not permitted
}}}
Please reopen if you can explain how the file was created and why you
think it is valid.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/3756#comment:2>
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