[FFmpeg-trac] #6514(undetermined:new): hwaccel auto don't select hwdecoding on macOS(Sierra)

FFmpeg trac at avcodec.org
Fri Jul 7 13:30:52 EEST 2017


#6514: hwaccel auto don't select hwdecoding on macOS(Sierra)
-------------------------------------+-------------------------------------
             Reporter:  ponpon       |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Thank you for the good commands.

 {{{-hwaccel auto}}}  don't select hwdecoding on macOS(Sierra)

 The below logs are ones of two builds. without {{{ --disable-vda}}} and
 with {{{ --disable-vda}}}.
 I don't know a relationship amang this issue, #6464, #6449.

 without {{{ --disable-vda}}}
 {{{
 ffmpeg -hwaccel auto -i x.mp4 -f null -
 ffmpeg version N-86729-g1af615683e Copyright (c) 2000-2017 the FFmpeg
 developers
   built with Apple LLVM version 8.1.0 (clang-802.0.42)
   configuration: --prefix=/sw
   libavutil      55. 67.100 / 55. 67.100
   libavcodec     57.100.103 / 57.100.103
   libavformat    57. 75.100 / 57. 75.100
   libavdevice    57.  7.100 / 57.  7.100
   libavfilter     6. 94.100 /  6. 94.100
   libswscale      4.  7.101 /  4.  7.101
   libswresample   2.  8.100 /  2.  8.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'x.mp4':
   Metadata:
     major_brand     : isom
     minor_version   : 512
     compatible_brands: isomiso2avc1mp41
     encoder         : Lavf57.75.100
   Duration: 00:00:00.30, start: 0.000000, bitrate: 541 kb/s
     Stream #0:0(und): Video: h264 (Main) (avc1 / 0x31637661), yuv420p,
 1920x1080 [SAR 1:1 DAR 16:9], 283 kb/s, 29.97 fps, 29.97 tbr, 90k tbn,
 59.94 tbc (default)
     Metadata:
       handler_name    : VideoHandler
     Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
 stereo, fltp, 255 kb/s (default)
     Metadata:
       handler_name    : SoundHandler
 Stream mapping:
   Stream #0:0 -> #0:0 (h264 (native) -> wrapped_avframe (native))
   Stream #0:1 -> #0:1 (aac (native) -> pcm_s16le (native))
 Press [q] to stop, [?] for help
 [h264 @ 0x7f80d780f600] Cannot initialize VDA -12473
     Last message repeated 1 times
 Output #0, null, to 'pipe:':
   Metadata:
     major_brand     : isom
     minor_version   : 512
     compatible_brands: isomiso2avc1mp41
     encoder         : Lavf57.75.100
     Stream #0:0(und): Video: wrapped_avframe, yuv420p, 1920x1080 [SAR 1:1
 DAR 16:9], q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc (default)
     Metadata:
       handler_name    : VideoHandler
       encoder         : Lavc57.100.103 wrapped_avframe
     Stream #0:1(und): Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s
 (default)
     Metadata:
       handler_name    : SoundHandler
       encoder         : Lavc57.100.103 pcm_s16le
 frame=    9 fps=0.0 q=-0.0 Lsize=N/A time=00:00:00.30 bitrate=N/A
 speed=2.84x
 video:5kB audio:44kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown
 }}}
 {{{
 ffmpeg -hwaccel vda -i x.mp4 -f null -
 ffmpeg version N-86729-g1af615683e Copyright (c) 2000-2017 the FFmpeg
 developers
   built with Apple LLVM version 8.1.0 (clang-802.0.42)
   configuration: --prefix=/sw
   libavutil      55. 67.100 / 55. 67.100
   libavcodec     57.100.103 / 57.100.103
   libavformat    57. 75.100 / 57. 75.100
   libavdevice    57.  7.100 / 57.  7.100
   libavfilter     6. 94.100 /  6. 94.100
   libswscale      4.  7.101 /  4.  7.101
   libswresample   2.  8.100 /  2.  8.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'x.mp4':
   Metadata:
     major_brand     : isom
     minor_version   : 512
     compatible_brands: isomiso2avc1mp41
     encoder         : Lavf57.75.100
   Duration: 00:00:00.30, start: 0.000000, bitrate: 541 kb/s
     Stream #0:0(und): Video: h264 (Main) (avc1 / 0x31637661), yuv420p,
 1920x1080 [SAR 1:1 DAR 16:9], 283 kb/s, 29.97 fps, 29.97 tbr, 90k tbn,
 59.94 tbc (default)
     Metadata:
       handler_name    : VideoHandler
     Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
 stereo, fltp, 255 kb/s (default)
     Metadata:
       handler_name    : SoundHandler
 Stream mapping:
   Stream #0:0 -> #0:0 (h264 (native) -> wrapped_avframe (native))
   Stream #0:1 -> #0:1 (aac (native) -> pcm_s16le (native))
 Press [q] to stop, [?] for help
 avc1: Unsupported pixel format: (null)
 Error while processing the decoded data for stream #0:0
 Conversion failed!
 }}}

 with {{{ --disable-vda}}}
 {{{
 ffmpeg -hwaccel auto -i x.mp4 -f null -
 ffmpeg version N-86729-g1af615683e Copyright (c) 2000-2017 the FFmpeg
 developers
   built with Apple LLVM version 8.1.0 (clang-802.0.42)
   configuration: --prefix=/sw --disable-vda
   libavutil      55. 67.100 / 55. 67.100
   libavcodec     57.100.103 / 57.100.103
   libavformat    57. 75.100 / 57. 75.100
   libavdevice    57.  7.100 / 57.  7.100
   libavfilter     6. 94.100 /  6. 94.100
   libswscale      4.  7.101 /  4.  7.101
   libswresample   2.  8.100 /  2.  8.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'x.mp4':
   Metadata:
     major_brand     : isom
     minor_version   : 512
     compatible_brands: isomiso2avc1mp41
     encoder         : Lavf57.75.100
   Duration: 00:00:00.30, start: 0.000000, bitrate: 541 kb/s
     Stream #0:0(und): Video: h264 (Main) (avc1 / 0x31637661), yuv420p,
 1920x1080 [SAR 1:1 DAR 16:9], 283 kb/s, 29.97 fps, 29.97 tbr, 90k tbn,
 59.94 tbc (default)
     Metadata:
       handler_name    : VideoHandler
     Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
 stereo, fltp, 255 kb/s (default)
     Metadata:
       handler_name    : SoundHandler
 Stream mapping:
   Stream #0:0 -> #0:0 (h264 (native) -> wrapped_avframe (native))
   Stream #0:1 -> #0:1 (aac (native) -> pcm_s16le (native))
 Press [q] to stop, [?] for help
 [h264 @ 0x7fde4181ee00] Either hw_frames_ctx or hw_device_ctx must be set.
 Output #0, null, to 'pipe:':
   Metadata:
     major_brand     : isom
     minor_version   : 512
     compatible_brands: isomiso2avc1mp41
     encoder         : Lavf57.75.100
     Stream #0:0(und): Video: wrapped_avframe, yuv420p, 1920x1080 [SAR 1:1
 DAR 16:9], q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc (default)
     Metadata:
       handler_name    : VideoHandler
       encoder         : Lavc57.100.103 wrapped_avframe
     Stream #0:1(und): Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s
 (default)
     Metadata:
       handler_name    : SoundHandler
       encoder         : Lavc57.100.103 pcm_s16le
 frame=    9 fps=0.0 q=-0.0 Lsize=N/A time=00:00:00.30 bitrate=N/A
 speed=8.55x
 video:5kB audio:44kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown
 }}}

 {{{
 ffmpeg -hwaccel videotoolbox -i x.mp4 -f null -
 ffmpeg version N-86729-g1af615683e Copyright (c) 2000-2017 the FFmpeg
 developers
   built with Apple LLVM version 8.1.0 (clang-802.0.42)
   configuration: --prefix=/sw --disable-vda
   libavutil      55. 67.100 / 55. 67.100
   libavcodec     57.100.103 / 57.100.103
   libavformat    57. 75.100 / 57. 75.100
   libavdevice    57.  7.100 / 57.  7.100
   libavfilter     6. 94.100 /  6. 94.100
   libswscale      4.  7.101 /  4.  7.101
   libswresample   2.  8.100 /  2.  8.100
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'x.mp4':
   Metadata:
     major_brand     : isom
     minor_version   : 512
     compatible_brands: isomiso2avc1mp41
     encoder         : Lavf57.75.100
   Duration: 00:00:00.30, start: 0.000000, bitrate: 541 kb/s
     Stream #0:0(und): Video: h264 (Main) (avc1 / 0x31637661), yuv420p,
 1920x1080 [SAR 1:1 DAR 16:9], 283 kb/s, 29.97 fps, 29.97 tbr, 90k tbn,
 59.94 tbc (default)
     Metadata:
       handler_name    : VideoHandler
     Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
 stereo, fltp, 255 kb/s (default)
     Metadata:
       handler_name    : SoundHandler
 Stream mapping:
   Stream #0:0 -> #0:0 (h264 (native) -> wrapped_avframe (native))
   Stream #0:1 -> #0:1 (aac (native) -> pcm_s16le (native))
 Press [q] to stop, [?] for help
 Error while decoding stream #0:0: Generic error in an external library
 Output #0, null, to 'pipe:':
   Metadata:
     major_brand     : isom
     minor_version   : 512
     compatible_brands: isomiso2avc1mp41
     encoder         : Lavf57.75.100
     Stream #0:0(und): Video: wrapped_avframe, nv12, 1920x1072 [SAR 1:1 DAR
 120:67], q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc (default)
     Metadata:
       handler_name    : VideoHandler
       encoder         : Lavc57.100.103 wrapped_avframe
     Stream #0:1(und): Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s
 (default)
     Metadata:
       handler_name    : SoundHandler
       encoder         : Lavc57.100.103 pcm_s16le
 Error while decoding stream #0:0: Generic error in an external library
     Last message repeated 3 times
 frame=    4 fps=0.0 q=-0.0 Lsize=N/A time=00:00:00.25 bitrate=N/A
 speed=1.58x
 video:2kB audio:44kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/6514>
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