[FFmpeg-trac] #3910(avfilter:new): uspp filter using a lot memory

FFmpeg trac at avcodec.org
Sun Aug 31 15:07:39 CEST 2014


#3910: uspp filter using a lot memory
-------------------------------------+-------------------------------------
             Reporter:  chronek      |                     Type:
               Status:  new          |  enhancement
            Component:  avfilter     |                 Priority:  wish
             Keywords:  uspp         |                  Version:  git-
  mpfilter                           |  master
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------
 Hello,
  Trying to filter video by uspp and fixed qp, it taking almost all memory
 in my computer, it is imposible for me to filter in good resolution. I
 would like to see some improvments over memory usage in this filter, to be
 able filter 4k video with 8GB memory.

 How to reproduce:

 - filtering single impage 1920:1080 need about 5GB memory:
 ffmpeg.exe -i test.png -vf mp=uspp=7:6 out.png


 - filtering video 1920:1080 need about 6GB memory:
 ffmpeg.exe -loop 1 -i test.png -r 25 -t 00:00:30 -vf mp=uspp=7:6 out.avi


 - filtering video in 2560:1440 resolution need about 10GB memory:
 ffmpeg.exe -loop 1 -i test.png -r 25 -t 00:00:30 -vf
 scale=-1:1440,mp=uspp=7:6 out.avi


 - filtering video in 3840:2160 resolution ...
 i do not have that much memory ....


 Some log from filtering single image:

 C:\inne>ffmpeg.exe -i test.png -vf mp=uspp=7:6 out.png
 ffmpeg version N-65991-g8c63a0d Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Aug 30 2014 22:10:41 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.  7.100 / 54.  7.100
   libavcodec     56.  1.100 / 56.  1.100
   libavformat    56.  3.100 / 56.  3.100
   libavdevice    56.  0.100 / 56.  0.100
   libavfilter     5.  0.103 /  5.  0.103
   libswscale      3.  0.100 /  3.  0.100
   libswresample   1.  1.100 /  1.  1.100
   libpostproc    53.  0.100 / 53.  0.100
 Input #0, image2, from 'test.png':
   Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: png, rgba, 1920x1080 [SAR 2835:2835 DAR 16:9], 25
 tbr, 2
 5 tbn, 25 tbc
 [Parsed_mp_0 @ 0000000002afaae0] 'uspp' is a wrapped MPlayer filter
 (libmpcodecs
 ). This filter may be removed
 once it has been ported to a native libavfilter.
 Output #0, image2, to 'out.png':
   Metadata:
     encoder         : Lavf56.3.100
     Stream #0:0: Video: png, rgb24, 1920x1080 [SAR 1:1 DAR 16:9], q=2-31,
 200 kb
 /s, 25 fps, 25 tbn, 25 tbc
     Metadata:
       encoder         : Lavc56.1.100 png
 Stream mapping:
   Stream #0:0 -> #0:0 (png (native) -> png (native))
 Press [q] to stop, [?] for help
 frame=    1 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.04 bitrate=N/A
 video:56kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing ov
 erhead: unknown
 % ffmpeg -i input ... output
 ffmpeg version
 built on ...
 }}}
 Patches should be submitted to the ffmpeg-devel mailing list and not this
 bug tracker.

--
Ticket URL: <https://trac.ffmpeg.org/ticket/3910>
FFmpeg <https://ffmpeg.org>
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