[FFmpeg-trac] #1990(undetermined:new): mjpeg enc: sampling factors too large for interleaved scan
FFmpeg
trac at avcodec.org
Tue Dec 4 14:59:21 CET 2012
#1990: mjpeg enc: sampling factors too large for interleaved scan
-------------------------------------+-------------------------------------
Reporter: ami_stuff | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: | undetermined
unspecified | Keywords:
Blocked By: | Blocking:
Reproduced by developer: 0 | Analyzed by developer: 0
-------------------------------------+-------------------------------------
the output jpg file does not decode with ImageMagick/IrfanView and other
software because of
"sampling factors too large for interleaved scan" error
http://nl.nrk.no/podkast/aps/10908/nrk_radioresepsjonen_2012-1129-0325_6348979963.mp3
{{{
C:\>ffmpeg -probesize 9000000 -i
nrk_radioresepsjonen_2012-1129-0325_6348979
963.mp3 out.jpg
ffmpeg version N-47325-gb90e795 Copyright (c) 2000-2012 the FFmpeg
developers
built on Dec 1 2012 02:23:25 with gcc 4.5.0 (GCC) 20100414 (Fedora
MinGW 4.5.
0-1.fc14)
configuration: --prefix=/var/www/users/research/ffmpeg/snapshots/build
--arch=
x86 --target-os=mingw32 --cross-prefix=i686-pc-mingw32- --cc='ccache i686
-pc-min
gw32-gcc' --enable-w32threads --enable-memalign-hack --enable-runtime-
cpudetect
--enable-cross-compile --enable-static --disable-shared --extra-
libs='-lws2_32 -
lwinmm -lpthread' --extra-cflags='--static
-I/var/www/users/research/ffmpeg/snap
shots/build/include' --extra-ldflags='-static
-L/var/www/users/research/ffmpeg/s
napshots/build/lib' --enable-bzlib --enable-zlib --enable-gpl --enable-
version3
--enable-nonfree --enable-libx264 --enable-libspeex --enable-libtheora
--enable-
libvorbis --enable-libfaac --enable-libxvid --enable-libopencore-amrnb
--enable-
libopencore-amrwb --enable-libmp3lame --enable-libvpx --disable-
decoder=libvpx
libavutil 52. 10.100 / 52. 10.100
libavcodec 54. 78.100 / 54. 78.100
libavformat 54. 41.100 / 54. 41.100
libavdevice 54. 3.101 / 54. 3.101
libavfilter 3. 23.104 / 3. 23.104
libswscale 2. 1.103 / 2. 1.103
libswresample 0. 17.101 / 0. 17.101
libpostproc 52. 2.100 / 52. 2.100
[mp3 @ 0x1eebf40] Format mp3 detected only with low score of 24,
misdetection po
ssible!
[mp3 @ 0x1eebf40] max_analyze_duration 5000000 reached at 5015510
[mp3 @ 0x1eebf40] Estimating duration from bitrate, this may be inaccurate
Input #0, mp3, from 'nrk_radioresepsjonen_2012-1129-0325_6348979963.mp3':
Metadata:
title : 29.11.2012 Radioresepsjonen
album : NRK P3 - Radioresepsjonen
artist : NRK P3 - Radioresepsjonen
genre : Podcast
date : 2012
Duration: 01:20:31.24, start: 0.000000, bitrate: 127 kb/s
Stream #0:0: Audio: mp3, 44100 Hz, stereo, s16p, 128 kb/s
Stream #0:1: Video: bmp, bgr24, 1200x1200, 90k tbr, 90k tbn, 90k tbc
Metadata:
title :
comment : Cover (front)
Stream #0:2: Video: bmp, bgr24, 1200x1200, 90k tbr, 90k tbn, 90k tbc
Metadata:
title :
comment : Cover (front)
[image2 @ 0x1ee3940] Frame rate very high for a muxer not efficiently
supporting
it.
Please consider specifying a lower framerate, a different muxer or -vsync
2
Output #0, image2, to 'out.jpg':
Metadata:
title : 29.11.2012 Radioresepsjonen
album : NRK P3 - Radioresepsjonen
artist : NRK P3 - Radioresepsjonen
genre : Podcast
date : 2012
encoder : Lavf54.41.100
Stream #0:0: Video: mjpeg, yuvj444p, 1200x1200, q=2-31, 200 kb/s, 90k
tbn, 9
0k tbc
Metadata:
title :
comment : Cover (front)
Stream mapping:
Stream #0:1 -> #0:0 (bmp -> mjpeg)
Press [q] to stop, [?] for help
frame= 1 fps=0.0 q=8.5 Lsize= 0kB time=00:00:00.00 bitrate=
0.0kbits/
s
video:125kB audio:0kB subtitle:0 global headers:0kB muxing overhead
-100.000000%
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1990>
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