[FFmpeg-trac] #3885(undetermined:new): cavs: "weighted prediction not yet supported"

[FFmpeg]

#3885: cavs: "weighted prediction not yet supported"
-------------------------------------+-------------------------------------
               Reporter:  ami_stuff  |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  normal     |              Component:
                Version:             |  undetermined
  unspecified                        |               Keywords:
             Blocked By:             |               Blocking:
Reproduced by developer:  0          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 I think that there must be some incorrect check in the code, because frame
 is obviously decoded and looks just fine.

 {{{
 C:\>ffmpeg -i 320.bmp -vcodec libxavs out.avi
 ffmpeg version N-65672-g65f05ef Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Aug 15 2014 22:01:33 with gcc 4.8.3 (GCC)
   configuration: --enable-gpl --enable-version3 --disable-w32threads
 --enable-av
 isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
 --enab
 le-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-
 libcaca --
 enable-libfreetype --enable-libgme --enable-libgsm --enable-libilbc
 --enable-lib
 modplug --enable-libmp3lame --enable-libopencore-amrnb --enable-
 libopencore-amrw
 b --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-
 libschroedinge
 r --enable-libsoxr --enable-libspeex --enable-libtheora --enable-
 libtwolame --en
 able-libvidstab --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-
 libvorbis
  --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264
 --enable-
 libx265 --enable-libxavs --enable-libxvid --enable-decklink --enable-zlib
   libavutil      54.  3.100 / 54.  3.100
   libavcodec     56.  0.101 / 56.  0.101
   libavformat    56.  1.100 / 56.  1.100
   libavdevice    56.  0.100 / 56.  0.100
   libavfilter     5.  0.100 /  5.  0.100
   libswscale      3.  0.100 /  3.  0.100
   libswresample   1.  0.100 /  1.  0.100
   libpostproc    53.  0.100 / 53.  0.100
 Input #0, image2, from '320.bmp':
   Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: bmp, bgr24, 320x240, 25 tbr, 25 tbn, 25 tbc
 File 'out.avi' already exists. Overwrite ? [y/N] y
 [libxavs @ 02e1b3a0] using cpu capabilities
 [libxavs @ 02e1b3a0] profile JiZhun, level 6.4
 Output #0, avi, to 'out.avi':
   Metadata:
     ISFT            : Lavf56.1.100
     Stream #0:0: Video: cavs (libxavs) (CAVS / 0x53564143), yuv420p,
 320x240, q=
 2-31, 25 fps, 25 tbn, 25 tbc
     Metadata:
       encoder         : Lavc56.0.101 libxavs
 Stream mapping:
   Stream #0:0 -> #0:0 (bmp (native) -> cavs (libxavs))
 Press [q] to stop, [?] for help
 [avi @ 02f10400] Non-monotonous DTS in output stream 0:0; previous: 0,
 current:
 0; changing to 1. This may result in incorrect timestamps in the output
 file.
 frame=    1 fps=0.0 q=26.0 Lsize=      23kB time=00:00:00.08
 bitrate=2385.8kbits
 /s
 video:18kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing ov
 erhead: 31.615822%
 [libxavs @ 02e1b3a0] slice I:1     Avg QP:26.00  size: 18119
 [libxavs @ 02e1b3a0] mb I  I16..4:  0.0% 100.0%  0.0%
 [libxavs @ 02e1b3a0] final ratefactor: 22.88
 [libxavs @ 02e1b3a0] 8x8 transform  intra:100.0%  inter:nan%
 [libxavs @ 02e1b3a0] kb/s:3623.8
 }}}

 {{{
 C:\>ffmpeg -i out.avi out2.avi
 ffmpeg version N-65672-g65f05ef Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Aug 15 2014 22:01:33 with gcc 4.8.3 (GCC)
   configuration: --enable-gpl --enable-version3 --disable-w32threads
 --enable-av
 isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
 --enab
 le-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-
 libcaca --
 enable-libfreetype --enable-libgme --enable-libgsm --enable-libilbc
 --enable-lib
 modplug --enable-libmp3lame --enable-libopencore-amrnb --enable-
 libopencore-amrw
 b --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-
 libschroedinge
 r --enable-libsoxr --enable-libspeex --enable-libtheora --enable-
 libtwolame --en
 able-libvidstab --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-
 libvorbis
  --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264
 --enable-
 libx265 --enable-libxavs --enable-libxvid --enable-decklink --enable-zlib
   libavutil      54.  3.100 / 54.  3.100
   libavcodec     56.  0.101 / 56.  0.101
   libavformat    56.  1.100 / 56.  1.100
   libavdevice    56.  0.100 / 56.  0.100
   libavfilter     5.  0.100 /  5.  0.100
   libswscale      3.  0.100 /  3.  0.100
   libswresample   1.  0.100 /  1.  0.100
   libpostproc    53.  0.100 / 53.  0.100
 Input #0, avi, from 'out.avi':
   Metadata:
     encoder         : Lavf56.1.100
   Duration: 00:00:00.08, start: 0.000000, bitrate: 2385 kb/s
     Stream #0:0: Video: cavs (CAVS / 0x53564143), yuv420p, 320x240, 25
 fps, 25 t
 br, 25 tbn, 25 tbc
 File 'out2.avi' already exists. Overwrite ? [y/N] y
 Output #0, avi, to 'out2.avi':
   Metadata:
     ISFT            : Lavf56.1.100
     Stream #0:0: Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 320x240,
 q=2-31, 200
  kb/s, 25 fps, 25 tbn, 25 tbc
     Metadata:
       encoder         : Lavc56.0.101 mpeg4
 Stream mapping:
   Stream #0:0 -> #0:0 (cavs (native) -> mpeg4 (native))
 Press [q] to stop, [?] for help
 [cavs @ 02e1c640] weighted prediction not yet supported
 [cavs @ 02e1c640] no frame decoded
     Last message repeated 1 times
 frame=    1 fps=0.0 q=4.1 Lsize=      22kB time=00:00:00.04
 bitrate=4430.0kbits/
 s
 video:16kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing ov
 erhead: 34.707779%
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/3885>
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