[FFmpeg-trac] #6447(avcodec:closed): libavcodec mjpeg huffman code segfaults with -qscale:v 2 on gcc 6.3.0
FFmpeg
trac at avcodec.org
Tue Jul 18 13:16:19 EEST 2017
#6447: libavcodec mjpeg huffman code segfaults with -qscale:v 2 on gcc 6.3.0
-------------------------------------+-------------------------------------
Reporter: echa | Owner:
Type: defect | Status: closed
Priority: important | Component: avcodec
Version: git-master | Resolution:
Keywords: mjpeg crash | worksforme
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
-------------------------------------+-------------------------------------
Changes (by cehoyos):
* status: new => closed
* resolution: => worksforme
Comment:
{{{
$ ffmpeg -i test.mp4 -an -vframes 1 -q:v 2 -huffman optimal -f image2
test.jpeg
ffmpeg version N-86395-g497a4b5 Copyright (c) 2000-2017 the FFmpeg
developers
built with gcc 4.7 (SUSE Linux)
configuration: --enable-gpl --enable-nonfree --enable-avresample
--enable-avfilter --enable-postproc --enable-pic --enable-pthreads
--enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265
--disable-doc --disable-decoder=prores --disable-protocols --disable-
network --disable-ffplay --disable-ffprobe --disable-ffserver --enable-
protocol=file
libavutil 55. 63.100 / 55. 63.100
libavcodec 57. 96.101 / 57. 96.101
libavformat 57. 72.101 / 57. 72.101
libavdevice 57. 7.100 / 57. 7.100
libavfilter 6. 91.100 / 6. 91.100
libavresample 3. 6. 0 / 3. 6. 0
libswscale 4. 7.101 / 4. 7.101
libswresample 2. 8.100 / 2. 8.100
libpostproc 54. 6.100 / 54. 6.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'test.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
encoder : Lavf57.56.100
Duration: 00:00:05.00, start: 0.000000, bitrate: 150 kb/s
Stream #0:0(und): Video: h264 (Main) (avc1 / 0x31637661), yuvj420p(pc,
bt709), 1280x720 [SAR 1:1 DAR 16:9], 147 kb/s, 25 fps, 25 tbr, 12800 tbn,
50 tbc (default)
Metadata:
handler_name : VideoHandler
Stream mapping:
Stream #0:0 -> #0:0 (h264 (native) -> mjpeg (native))
Press [q] to stop, [?] for help
Output #0, image2, to 'test.jpeg':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
encoder : Lavf57.72.101
Stream #0:0(und): Video: mjpeg, yuvj420p(pc), 1280x720 [SAR 1:1 DAR
16:9], q=2-31, 200 kb/s, 25 fps, 25 tbn, 25 tbc (default)
Metadata:
handler_name : VideoHandler
encoder : Lavc57.96.101 mjpeg
Side data:
cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
frame= 1 fps=0.0 q=2.0 Lsize=N/A time=00:00:00.04 bitrate=N/A
speed=1.86x
video:41kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
muxing overhead: unknown
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/6447#comment:2>
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