[FFmpeg-trac] #7718(undetermined:new): gdigrab windows10 Black or white screen

FFmpeg trac at avcodec.org
Tue Feb 5 11:50:55 EET 2019


#7718: gdigrab windows10 Black or white screen
-------------------------------------+-------------------------------------
             Reporter:  Seven78      |                     Type:  defect
               Status:  new          |                 Priority:  important
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:  gdigrab      |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 On Windows 10 to display a specific window using Gdigrab , some window are
 entierely embpty or black .

 ffplay -f gdigrab -i title=Calculatrice
 ffplay version 4.1 Copyright (c) 2003-2018 the FFmpeg developers
   built with gcc 8.2.1 (GCC) 20181017
   configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-
 fontconfig --enable-gnutls --enable-iconv --enable-libass --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-amf --enable-
 ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec
 --enable-dxva2 --enable-avisynth
   libavutil      56. 22.100 / 56. 22.100
   libavcodec     58. 35.100 / 58. 35.100
   libavformat    58. 20.100 / 58. 20.100
   libavdevice    58.  5.100 / 58.  5.100
   libavfilter     7. 40.101 /  7. 40.101
   libswscale      5.  3.100 /  5.  3.100
   libswresample   3.  3.100 /  3.  3.100
   libpostproc    55.  3.100 / 55.  3.100
 [gdigrab @ 000001dee9b27e00] Found window Calculatrice, capturing
 320x512x32 at (0,0)
 Input #0, gdigrab, from 'title=Calculatrice': 0KB sq=    0B f=0/0
   Duration: N/A, start: 1549358690.531063, bitrate: 157142 kb/s
     Stream #0:0: Video: bmp, bgr0, 320x512, 157142 kb/s, 29.97 fps, 30
 tbr, 1000k tbn, 1000k tbc
 1549359715.25 M-V:  0.001 fd=  89 aq=    0KB vq=15363KB sq=    0B f=3/3


 ffplay -f gdigrab -i title=Calculatrice
 ffplay version N-93077-g075fd5ba45 Copyright (c) 2003-2019 the FFmpeg
 developers
   built with gcc 8.2.1 (GCC) 20181201
   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-amf --enable-ffnvcodec --enable-cuvid --enable-d3d11va --enable-
 nvenc --enable-nvdec --enable-dxva2 --enable-avisynth --enable-libopenmpt
   libavutil      56. 26.100 / 56. 26.100
   libavcodec     58. 46.100 / 58. 46.100
   libavformat    58. 26.100 / 58. 26.100
   libavdevice    58.  6.101 / 58.  6.101
   libavfilter     7. 48.100 /  7. 48.100
   libswscale      5.  4.100 /  5.  4.100
   libswresample   3.  4.100 /  3.  4.100
   libpostproc    55.  4.100 / 55.  4.100
 [gdigrab @ 000001dc7a367d80] Found window Calculatrice, capturing
 320x512x32 at (0,0)
 Input #0, gdigrab, from 'title=Calculatrice': 0KB sq=    0B f=0/0
   Duration: N/A, start: 1549359556.672644, bitrate: 157142 kb/s
     Stream #0:0: Video: bmp, bgr0, 320x512, 157142 kb/s, 29.97 fps, 29.92
 tbr, 1000k tbn, 1000k tbc
 1549359753.25 M-V: -0.019 fd=   3 aq=    0KB vq= 4481KB sq=    0B f=0/0

 [[Image(https://ibb.co/1b1z4VR)]]

--
Ticket URL: <https://trac.ffmpeg.org/ticket/7718>
FFmpeg <https://ffmpeg.org>
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