[FFmpeg-trac] #978(undetermined:new): wrong container fps when muxing raw Xvid to avi
FFmpeg
trac at avcodec.org
Sat Feb 4 12:09:54 CET 2012
#978: wrong container fps when muxing raw Xvid to avi
-------------------------------------+-------------------------------------
Reporter: Selur | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: git-master | undetermined
Keywords: m4v avi fps | Resolution:
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
-------------------------------------+-------------------------------------
Comment (by Selur):
I uploaded a new sample: 1. used:
ffmpeg -y -i "D:\Encoding Output\test.avi" -vcodec copy -an -f rawvideo
"D:\Encoding Output\small.m4v"
to extract the raw video stream
ffmpeg -i "d:\Encoding Output\small.m4v"
gives:
-------------------------
ffmpeg version N-37208-g01fcbdf Copyright (c) 2000-2012 the FFmpeg
developers
built on Jan 27 2012 18:39:49 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. 34.101 / 51. 34.101
libavcodec 53. 60.100 / 53. 60.100
libavformat 53. 31.100 / 53. 31.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 60.100 / 2. 60.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 6.100 / 0. 6.100
libpostproc 52. 0.100 / 52. 0.100
[m4v @ 0000000001D9F290] max_analyze_duration 5000000 reached at 5000000
[m4v @ 0000000001D9F290] Estimating duration from bitrate, this may be
inaccurate
Input #0, m4v, from 'd:\Encoding Output\small.m4v':
Duration: N/A, bitrate: N/A
Stream #0:0: Video: mpeg4 (Advanced Simple Profile), yuv420p, 640x352
[SAR 1:1 DAR 20:11], 25 fps, 25 tbr, 1200k tbn, 25 tbc
-------------------------
for this.
calling:
ffmpeg -y -i "D:\Encoding Output\small.m4v" -vtag xvid -vcodec copy -map
0:0 -f avi "D:\Encoding Output\small.avi"
gives:
-------------------------
ffmpeg -y -i "D:\Encoding Output\small.m4v" -vtag xvid -vcodec copy -map
0:0 -f avi "D:\Encoding Output\small.avi"
ffmpeg version N-37208-g01fcbdf Copyright (c) 2000-2012 the FFmpeg
developers
built on Jan 27 2012 18:39:49 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. 34.101 / 51. 34.101
libavcodec 53. 60.100 / 53. 60.100
libavformat 53. 31.100 / 53. 31.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 60.100 / 2. 60.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 6.100 / 0. 6.100
libpostproc 52. 0.100 / 52. 0.100
[m4v @ 000000000200F760] max_analyze_duration 5000000 reached at 5000000
[m4v @ 000000000200F760] Estimating duration from bitrate, this may be
inaccurate
Input #0, m4v, from 'D:\Encoding Output\small.m4v':
Duration: N/A, bitrate: N/A
Stream #0:0: Video: mpeg4 (Advanced Simple Profile), yuv420p, 640x352
[SAR 1:1 DAR 20:11], 25 fps, 25 tbr, 1200k tbn, 25 tbc
Output #0, avi, to 'D:\Encoding Output\small.avi':
Metadata:
ISFT : Lavf53.31.100
Stream #0:0: Video: mpeg4 (xvid / 0x64697678), yuv420p, 640x352 [SAR
1:1 DAR 20:11], q=2-31, 25 fps, 50 tbn, 50 tbc
Stream mapping:
Stream #0:0 -> #0:0 (copy)
Press [q] to stop, [?] for help
frame= 429 fps= 0 q=-1.0 Lsize= 1539kB time=00:00:17.14 bitrate=
735.4kbits/s
video:1513kB audio:0kB global headers:0kB muxing overhead 1.716616%
-------------------------
here's
ffmpeg -i "d:\Encoding Output\small.avi"
-------------------------
ffmpeg version N-37208-g01fcbdf Copyright (c) 2000-2012 the FFmpeg
developers
built on Jan 27 2012 18:39:49 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. 34.101 / 51. 34.101
libavcodec 53. 60.100 / 53. 60.100
libavformat 53. 31.100 / 53. 31.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 60.100 / 2. 60.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 6.100 / 0. 6.100
libpostproc 52. 0.100 / 52. 0.100
Input #0, avi, from 'd:\Encoding Output\small.avi':
Metadata:
encoder : Lavf53.31.100
Duration: 00:00:17.14, start: 0.000000, bitrate: 735 kb/s
Stream #0:0: Video: mpeg4 (Advanced Simple Profile) (xvid /
0x64697678), yuv420p, 640x352 [SAR 1:1 DAR 20:11], 25 tbr, 50 tbn, 25 tbc
-------------------------
-> tbn should be 25
uploaded all files (test.avi, small.m4v, small.avi) to:
http://www.selur.info/test.7z
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/978#comment:2>
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