[FFmpeg-trac] #8500(avfilter:open): find_rect crash
FFmpeg
trac at avcodec.org
Sun Jan 26 18:38:59 EET 2020
#8500: find_rect crash
-------------------------------------+-------------------------------------
Reporter: mkoch | Owner:
Type: defect | Status: open
Priority: important | Component: avfilter
Version: git-master | Resolution:
Keywords: findrect | Blocked By:
crash abort |
Blocking: | Reproduced by developer: 1
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Changes (by cehoyos):
* keywords: find_rect => findrect crash abort
* priority: normal => important
* status: new => open
* reproduced: 0 => 1
Old description:
> Summary of the bug:
> ffmpeg crashes when using find_rect
>
> How to reproduce:
>
> ffmpeg -i test1.png -vf find_rect=test2.pgm,cover_rect out.png
>
> Input files:
> http://www.astro-electronic.de/test1.png
> http://www.astro-electronic.de/test2.pgm
>
> Below is the console output:
>
> C:\Users\mKoch\Desktop>c:\ffmpeg\ffmpeg -i test1.png -vf
> find_rect=test2.pgm,cov
> er_rect out.png
> ffmpeg version git-2020-01-24-e931119 Copyright (c) 2000-2020 the FFmpeg
> develop
> ers
> built with gcc 9.2.1 (GCC) 20200122
> configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-
> fontconfi
> g --enable-gnutls --enable-iconv --enable-libass --enable-libdav1d
> --enable-libb
> luray --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb
> --enab
> le-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-
> libshine --e
> nable-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame
> --enable
> -libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-
> libx265 -
> -enable-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp
> --enab
> le-libvidstab --enable-libvorbis --enable-libvo-amrwbenc --enable-
> libmysofa --en
> able-libspeex --enable-libxvid --enable-libaom --enable-libmfx --enable-
> ffnvcode
> c --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec --enable-
> dxva2 -
> -enable-avisynth --enable-libopenmpt --enable-amf
> libavutil 56. 38.100 / 56. 38.100
> libavcodec 58. 66.100 / 58. 66.100
> libavformat 58. 35.104 / 58. 35.104
> libavdevice 58. 9.103 / 58. 9.103
> libavfilter 7. 71.100 / 7. 71.100
> libswscale 5. 6.100 / 5. 6.100
> libswresample 3. 6.100 / 3. 6.100
> libpostproc 55. 6.100 / 55. 6.100
> Input #0, png_pipe, from 'test1.png':
> Duration: N/A, bitrate: N/A
> Stream #0:0: Video: png, pal8(pc), 323x300, 25 tbr, 25 tbn, 25 tbc
> Stream mapping:
> Stream #0:0 -> #0:0 (png (native) -> png (native))
> Press [q] to stop, [?] for help
> Assertion score != 0 failed at src/libavfilter/vf_find_rect.c:172
New description:
Summary of the bug:
ffmpeg crashes when using find_rect
How to reproduce:
ffmpeg -i test1.png -vf find_rect=test2.pgm,cover_rect out.png
Input files:
http://www.astro-electronic.de/test1.png
http://www.astro-electronic.de/test2.pgm
Below is the console output:
{{{
C:\Users\mKoch\Desktop>c:\ffmpeg\ffmpeg -i test1.png -vf
find_rect=test2.pgm,cover_rect out.png
ffmpeg version git-2020-01-24-e931119 Copyright (c) 2000-2020 the FFmpeg
developers
built with gcc 9.2.1 (GCC) 20200122
configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-
fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-
libdav1d --enable-libbluray --enable-libfreetype --enable-libmp3lame
--enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg
--enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr
--enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack
--enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2
--enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-
libvidstab --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa
--enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx
--enable-ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc
--enable-nvdec --enable-dxva2 --enable-avisynth --enable-libopenmpt
--enable-amf
libavutil 56. 38.100 / 56. 38.100
libavcodec 58. 66.100 / 58. 66.100
libavformat 58. 35.104 / 58. 35.104
libavdevice 58. 9.103 / 58. 9.103
libavfilter 7. 71.100 / 7. 71.100
libswscale 5. 6.100 / 5. 6.100
libswresample 3. 6.100 / 3. 6.100
libpostproc 55. 6.100 / 55. 6.100
Input #0, png_pipe, from 'test1.png':
Duration: N/A, bitrate: N/A
Stream #0:0: Video: png, pal8(pc), 323x300, 25 tbr, 25 tbn, 25 tbc
Stream mapping:
Stream #0:0 -> #0:0 (png (native) -> png (native))
Press [q] to stop, [?] for help
Assertion score != 0 failed at src/libavfilter/vf_find_rect.c:172
}}}
--
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Ticket URL: <https://trac.ffmpeg.org/ticket/8500#comment:1>
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