[FFmpeg-trac] #3596(avfilter:new): broken output in uspp filter when using 8 quality mode and fixed qp

[FFmpeg]

#3596: broken output in uspp filter when using 8 quality mode and fixed qp
-------------------------------------+-------------------------------------
             Reporter:  chronek      |                     Type:  defect
               Status:  new          |                 Priority:  minor
            Component:  avfilter     |                  Version:  git-
             Keywords:  uspp         |  master
  mpfilter                           |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Hello,

  I found that mpfilter uspp working wrong in 8 quality mode and fixed qp,
 if is possible please check it

 ffmpeg.exe -loglevel verbose -i test.bmp -vf mp=uspp=8:6 out.bmp
 ffmpeg version N-62699-gc7b0890 Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Apr 25 2014 03:14:39 with gcc 4.8.2 (GCC)
   configuration: --enable-gpl --enable-version3 --disable-w32threads
 --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r
 --enable-gnutls --enable-iconv --enable-libass --enable-libbluray
 --enable-libcaca --enable-libfreetype --enable-libgsm --enable-libilbc
 --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb
 --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-
 librtmp --enable-libschroedinger --enable-libsoxr --enable-libspeex
 --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-
 aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx
 --enable-libwavpack --enable-libx264 --enable-libx265 --enable-libxavs
 --enable-libxvid --enable-decklink --enable-zlib
   libavutil      52. 78.100 / 52. 78.100
   libavcodec     55. 59.100 / 55. 59.100
   libavformat    55. 37.101 / 55. 37.101
   libavdevice    55. 13.100 / 55. 13.100
   libavfilter     4.  4.100 /  4.  4.100
   libswscale      2.  6.100 /  2.  6.100
   libswresample   0. 18.100 /  0. 18.100
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, image2, from 'test.bmp':
   Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: bmp, bgr24, 100x100, 25 tbr, 25 tbn, 25 tbc
 File 'out.bmp' already exists. Overwrite ? [y/N] y
 [Parsed_mp_0 @ 0000000004e9ec20] 'uspp' is a wrapped MPlayer filter
 (libmpcodecs). This filter may be removed once it has been ported to a
 native libavfilter.
 [graph 0 input from stream 0:0 @ 0000000004eb1d80] w:100 h:100
 pixfmt:bgr24 tb:1/25 fr:25/1 sar:0/1 sws_param:flags=2
 [auto-inserted scaler 0 @ 0000000004eb2840] w:iw h:ih flags:'0x4' interl:0
 [Parsed_mp_0 @ 0000000004e9ec20] auto-inserting filter 'auto-inserted
 scaler 0' between the filter 'graph 0 input from s
 tream 0:0' and the filter 'Parsed_mp_0'
 [auto-inserted scaler 1 @ 0000000004ea7180] w:iw h:ih flags:'0x4' interl:0
 [format @ 0000000004eb2380] auto-inserting filter 'auto-inserted scaler 1'
 between the filter 'Parsed_mp_0' and the filt
 er 'format'
 [auto-inserted scaler 0 @ 0000000004eb2840] w:100 h:100 fmt:bgr24 sar:0/1
 -> w:100 h:100 fmt:yuv420p sar:0/1 flags:0x4
 [auto-inserted scaler 1 @ 0000000004ea7180] w:100 h:100 fmt:yuv420p
 sar:0/1 -> w:100 h:100 fmt:bgr24 sar:0/1 flags:0x4
 Output #0, image2, to 'out.bmp':
   Metadata:
     encoder         : Lavf55.37.101
     Stream #0:0: Video: bmp, bgr24, 100x100, q=2-31, 200 kb/s, 90k tbn, 25
 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (bmp -> bmp)
 Press [q] to stop, [?] for help
 No more output streams to write to, finishing.00.04 bitrate=N/A
 frame=    1 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.04 bitrate=N/A
 video:29kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 61378664662564864.000000%
 Input file #0 (test.bmp):
   Input stream #0:0 (video): 1 packets read (30054 bytes); 1 frames
 decoded;
   Total: 1 packets (30054 bytes) demuxed
 Output file #0 (out.bmp):
   Output stream #0:0 (video): 1 frames encoded; 1 packets muxed (30054
 bytes);
   Total: 1 packets (30054 bytes) muxed

--
Ticket URL: <https://trac.ffmpeg.org/ticket/3596>
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