[FFmpeg-trac] #2040(avcodec:open): mjpeg enc yuvj444p: broken output
FFmpeg
trac at avcodec.org
Tue Dec 18 00:22:48 CET 2012
#2040: mjpeg enc yuvj444p: broken output
-------------------------------------+-------------------------------------
Reporter: ami_stuff | Owner:
Type: defect | Status: open
Priority: important | Component: avcodec
Version: git-master | Resolution:
Keywords: mjpeg | Blocked By:
regression | Reproduced by developer: 1
Blocking: |
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Changes (by cehoyos):
* keywords: mjpeg => mjpeg regression
* priority: normal => important
* version: unspecified => git-master
* status: new => open
* reproduced: 0 => 1
Comment:
The output image looks very broken with ffplay, ImageMagick and Gimp, from
a user's perspective this is a regression.
{{{
$ ffmpeg -i tests/lena.pnm -s 241x241 out.jpg
ffmpeg version N-47937-g85e6f6d Copyright (c) 2000-2012 the FFmpeg
developers
built on Dec 18 2012 00:11:55 with gcc 4.7 (SUSE Linux)
configuration: --enable-gpl --disable-indev=jack
libavutil 52. 12.100 / 52. 12.100
libavcodec 54. 80.100 / 54. 80.100
libavformat 54. 49.102 / 54. 49.102
libavdevice 54. 3.102 / 54. 3.102
libavfilter 3. 27.102 / 3. 27.102
libswscale 2. 1.103 / 2. 1.103
libswresample 0. 17.102 / 0. 17.102
libpostproc 52. 2.100 / 52. 2.100
Input #0, image2, from 'tests/lena.pnm':
Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
Stream #0:0: Video: ppm, rgb24, 256x256, 25 tbr, 25 tbn, 25 tbc
Output #0, image2, to 'out.jpg':
Metadata:
encoder : Lavf54.49.102
Stream #0:0: Video: mjpeg, yuvj444p, 241x241, q=2-31, 200 kb/s, 90k
tbn, 25 tbc
Stream mapping:
Stream #0:0 -> #0:0 (ppm -> mjpeg)
Press [q] to stop, [?] for help
frame= 1 fps=0.0 q=0.0 Lsize= 0kB time=00:00:00.04 bitrate=
0.0kbits/s
video:15kB audio:0kB subtitle:0 global headers:0kB muxing overhead
-100.000000%
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2040#comment:3>
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