[FFmpeg-trac] #1552(undetermined:new): Packed B-frames cannot be remuxed into mkv
FFmpeg
trac at avcodec.org
Wed Jul 18 20:52:31 CEST 2012
#1552: Packed B-frames cannot be remuxed into mkv
-------------------------------------+-------------------------------------
Reporter: cehoyos | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: git- | undetermined
master | Keywords: asp mkv
Blocked By: | Blocking:
Reproduced by developer: 0 | Analyzed by developer: 0
-------------------------------------+-------------------------------------
(issue 1719)
FFmpeg fails when trying to remux packed B-frames into matroska.
{{{
$ ffmpeg -i AVI\ That\ plays\ well\ but\ can\ ot\ be\ muxed\ to\ mkv.avi
-vcodec copy -an out.mkv
ffmpeg version N-42605-g5784a46 Copyright (c) 2000-2012 the FFmpeg
developers
built on Jul 18 2012 20:29:06 with gcc 4.3.2
configuration: --cc=/usr/local/gcc-4.3.2/bin/gcc --enable-gpl --enable-
libopenjpeg --enable-libvorbis --enable-libspeex --enable-libmp3lame
--enable-libtheora --extra-ldflags=-lm --enable-libvpx --enable-libxavs
--enable-x11grab --enable-libass
libavutil 51. 65.100 / 51. 65.100
libavcodec 54. 41.100 / 54. 41.100
libavformat 54. 17.100 / 54. 17.100
libavdevice 54. 1.100 / 54. 1.100
libavfilter 3. 2.100 / 3. 2.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 15.100 / 0. 15.100
libpostproc 52. 0.100 / 52. 0.100
[mpeg4 @ 0x907d800] Invalid and inefficient vfw-avi packed B frames
detected
Input #0, avi, from 'AVI That plays well but can ot be muxed to mkv.avi':
Metadata:
encoder : Lavf52.48.0
Duration: 00:00:20.44, start: 0.000000, bitrate: 315 kb/s
Stream #0:0: Video: mpeg4 (DX50 / 0x30355844), yuv420p, 592x472 [SAR
1:1 DAR 74:59], 25 fps, 25 tbr, 25 tbn, 30k tbc
Stream #0:1: Audio: mp3 (U[0][0][0] / 0x0055), 48000 Hz, stereo, s16,
128 kb/s
Output #0, matroska, to 'out.mkv':
Metadata:
encoder : Lavf54.17.100
Stream #0:0: Video: mpeg4 (DX50 / 0x30355844), yuv420p, 592x472 [SAR
1:1 DAR 74:59], q=2-31, 25 fps, 1k tbn, 25 tbc
Stream mapping:
Stream #0:0 -> #0:0 (copy)
Press [q] to stop, [?] for help
[matroska @ 0x9077ce0] Can't write packet with unknown timestamp
av_interleaved_write_frame(): Invalid argument
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1552>
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