[FFmpeg-trac] #2519(FFmpeg:new): ffmpeg master opencl boken

FFmpeg trac at avcodec.org
Tue Apr 30 20:25:41 CEST 2013


#2519: ffmpeg master opencl boken
-----------------------------------+---------------------------------------
             Reporter:  telperion  |                     Type:  defect
               Status:  new        |                 Priority:  normal
            Component:  FFmpeg     |                  Version:  unspecified
             Keywords:             |               Blocked By:
             Blocking:             |  Reproduced by developer:  0
Analyzed by developer:  0          |
-----------------------------------+---------------------------------------
 Summary of the bug:
 How to reproduce:
 {{{
 % ffmpeg -i '.test.mkv' -vf "deshake=opencl=1" -b:v 1600k out.avi
 ffmpeg version N-52151-g30926a1 Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Apr 28 2013 22:59:02 with gcc 4.7 (Debian 4.7.2-5)
   configuration: --extra-cflags='-Wall -g -O3 -march=core2 -mtune=core2'
 --prefix=/usr --enable-libmp3lame --enable-gpl --enable-nonfree --enable-
 libvorbis --enable-pthreads --enable-libfaac --enable-libxvid --enable-
 postproc --enable-x11grab --enable-libgsm --enable-libtheora --enable-
 libopencore-amrnb --enable-libopencore-amrwb --enable-libx264 --enable-
 libspeex --enable-nonfree --disable-stripping --enable-libschroedinger
 --disable-encoder=libschroedinger --enable-version3 --enable-libopenjpeg
 --enable-libvpx --enable-librtmp --enable-avfilter --enable-frei0r
 --enable-libopencv --enable-libfreetype --enable-libvo-aacenc --disable-
 decoder=amrnb --enable-libvo-amrwbenc --enable-libaacplus --enable-
 libdc1394 --disable-altivec --disable-armv5te --disable-armv6 --disable-
 vis --enable-filter=delogo --enable-filter=boxblur --enable-filter=frei0r
 --enable-filter=drawtext --enable-filter=gradfun --disable-ffserver
 --disable-shared --enable-static --enable-vdpau --enable-libfdk-aac
 --enable-libass --enable-opencl
   libavutil      52. 26.100 / 52. 26.100
   libavcodec     55.  2.100 / 55.  2.100
   libavformat    55.  2.100 / 55.  2.100
   libavdevice    55.  0.100 / 55.  0.100
   libavfilter     3. 56.101 /  3. 56.101
   libswscale      2.  2.100 /  2.  2.100
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, matroska,webm, from 'test.mkv':
   Duration: 00:22:08.09, start: 0.000000, bitrate: 995 kb/s
     Stream #0:0(eng): Video: h264 (High), yuv420p, 576x432 [SAR 1:1 DAR
 4:3], 29.97 fps, 29.97 tbr, 1k tbn, 180k tbc (default)
     Stream #0:1: Audio: aac, 48000 Hz, mono, fltp (default)
 File 'out.avi' already exists. Overwrite ? [y/N] y
 Output #0, avi, to 'out.avi':
   Metadata:
     ISFT            : Lavf55.2.100
     Stream #0:0(eng): Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 576x432
 [SAR 1:1 DAR 4:3], q=2-31, 1600 kb/s, 29.97 tbn, 29.97 tbc (default)
     Stream #0:1: Audio: mp3 (U[0][0][0] / 0x0055), 48000 Hz, mono, fltp
 (default)
 Stream mapping:
   Stream #0:0 -> #0:0 (h264 -> mpeg4)
   Stream #0:1 -> #0:1 (aac -> libmp3lame)
 Press [q] to stop, [?] for help
 frame=  344 fps= 51 q=6.7 Lsize=    2586kB time=00:00:11.66
 bitrate=1816.1kbits/s
 video:2465kB audio:91kB subtitle:0 global headers:0kB muxing overhead
 1.149812%


 }}}


 after this commit

 http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=df9117921ac3fea7552a20c66b1cfd5967a9f345

 -enable-opencl don't build


 {{{
 CC      libavfilter/deshake_opencl.o
 In file included from libavfilter/deshake.h:29:0,
                  from libavfilter/deshake_opencl.h:24,
                  from libavfilter/deshake_opencl.c:29:
 ./libavutil/opencl.h:38:23: fatal error: OpenCL/cl.h: File o directory non
 esistente
 compilation terminated.
 CC      libavfilter/drawutils.o
 CC      libavfilter/f_ebur128.o
 make: *** [libavfilter/deshake_opencl.o] Error 1
 make: *** Waiting for unfinished jobs....


 }}}

 but

 {{{
 % ls /usr/include/CL
 cl_d3d10.h  cl_dx9_media_sharing.h  cl_gl_ext.h  cl.h    cl_platform.h
 cl_d3d11.h  cl_ext.h                cl_gl.h      cl.hpp  opencl.h
 }}}

 {{{
 % grep -R HAVE_CL_CL_H
 config.h:#define HAVE_CL_CL_H 0
 config.mak:!HAVE_CL_CL_H=yes
 libavutil/opencl.h:#if HAVE_CL_CL_H
 config.asm:%define HAVE_CL_CL_H 0
 }}}

 reversing in libavutil/opencl.h

 {{{
 -#include <CL/cl.h>
  #include "config.h"
 +#if HAVE_CL_CL_H
 +#include <CL/cl.h>
 +#else
 +#include <OpenCL/cl.h>
 +#endif
 }}}


 ffmpeg build again, but segfault if i use opencl=1 in deshake or unsharp

 {{{
 % ffmpeg -i 'test.mkv' -vf "deshake=opencl=1" -b:v 1600k out.avi
 ffmpeg version N-52587-g53efb2f Copyright (c) 2000-2013 the FFmpeg
 developers
   built on Apr 30 2013 19:59:40 with gcc 4.7 (Debian 4.7.2-5)
   configuration: --extra-cflags='-Wall -g -O3 -march=core2 -mtune=core2'
 --prefix=/usr --enable-libmp3lame --enable-gpl --enable-nonfree --enable-
 libvorbis --enable-pthreads --enable-libfaac --enable-libxvid --enable-
 postproc --enable-x11grab --enable-libgsm --enable-libtheora --enable-
 libopencore-amrnb --enable-libopencore-amrwb --enable-libx264 --enable-
 libspeex --enable-nonfree --disable-stripping --enable-libschroedinger
 --disable-encoder=libschroedinger --enable-version3 --enable-libopenjpeg
 --enable-libvpx --enable-librtmp --enable-avfilter --enable-frei0r
 --enable-libopencv --enable-libfreetype --enable-libvo-aacenc --disable-
 decoder=amrnb --enable-libvo-amrwbenc --enable-libaacplus --enable-
 libdc1394 --disable-altivec --disable-armv5te --disable-armv6 --disable-
 vis --enable-filter=delogo --enable-filter=boxblur --enable-filter=frei0r
 --enable-filter=drawtext --enable-filter=gradfun --disable-ffserver
 --disable-shared --enable-static --enable-vdpau --enable-opencl --enable-
 libfdk-aac --enable-libass -  libavutil      52. 27.101 / 52. 27.101
   libavcodec     55.  6.100 / 55.  6.100
   libavformat    55.  3.100 / 55.  3.100
   libavdevice    55.  0.100 / 55.  0.100
   libavfilter     3. 61.101 /  3. 61.101
   libswscale      2.  2.100 /  2.  2.100
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, matroska,webm, from 'test.mkv':
   Duration: 00:22:08.09, start: 0.000000, bitrate: 995 kb/s
     Stream #0:0(eng): Video: h264 (High), yuv420p, 576x432 [SAR 1:1 DAR
 4:3], 29.97 fps, 29.97 tbr, 1k tbn, 180k tbc (default)
     Stream #0:1: Audio: aac, 48000 Hz, mono, fltp (default)
 Segmentation fault

 }}}


 Build on debian sid 64
 Nvidia 440GT

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2519>
FFmpeg <http://ffmpeg.org>
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