[FFmpeg-trac] #150(undetermined:new): jpeg2000 decoder regression with lowres option enabled ( libavfilter)

[FFmpeg]

#150: jpeg2000 decoder regression with lowres option enabled ( libavfilter)
--------------------------+--------------------------
 Reporter:  ami_stuff     |        Type:  defect
   Status:  new           |    Priority:  normal
Component:  undetermined  |     Version:  unspecified
 Keywords:                |  Blocked By:
 Blocking:                |  Reproduced:  0
 Analyzed:  0             |
--------------------------+--------------------------
 http://www.openjpeg.org/samples/Cevennes1.j2k

 the output bmp files looks wrong

 most likely libavfilter-caused regression

 {{{
 C:\>ffmpeg -vlowres 1 -i Cevennes1.jp2 out.bmp
 FFmpeg version git-N-29181-ga304071, Copyright (c) 2000-2011 the FFmpeg
 develope
 rs
   built on Apr 18 2011 21:24:03 with gcc 4.5.2
   configuration: --enable-gpl --enable-version3 --enable-runtime-cpudetect
 --ena
 ble-memalign-hack --enable-avisynth --enable-bzlib --enable-frei0r
 --enable-libo
 pencore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable-
 libgsm --
 enable-libmp3lame --enable-libopenjpeg --enable-librtmp --enable-
 libschroedinger
  --enable-libspeex --enable-libtheora --enable-libvorbis --enable-libvpx
 --enabl
 e-libx264 --enable-libxavs --enable-libxvid --enable-zlib --cross-
 prefix=i686-w6
 4-mingw32- --target-os=mingw32 --arch=x86_32 --extra-
 cflags=-I/home/kyle/softwar
 e/ffmpeg/external-libraries/win32/include --extra-
 ldflags=-L/home/kyle/software/
 ffmpeg/external-libraries/win32/lib --pkg-config=pkg-config
   libavutil    50. 40. 1 / 50. 40. 1
   libavcodec   52.120. 0 / 52.120. 0
   libavformat  52.108. 0 / 52.108. 0
   libavdevice  52.  4. 0 / 52.  4. 0
   libavfilter   1. 79. 0 /  1. 79. 0
   libswscale    0. 13. 0 /  0. 13. 0
 Input #0, image2, from 'Cevennes1.jp2':
   Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
     Stream #0.0: Video: libopenjpeg, rgb24, 1296x972, 25 tbr, 25 tbn, 25
 tbc
 Incompatible pixel format 'rgb24' for codec 'bmp', auto-selecting format
 'bgr24'

 [buffer @ 01CF14C0] w:1296 h:972 pixfmt:rgb24
 [ffsink @ 01CF16E0] auto-inserting filter 'auto-inserted scaler 0' between
 the f
 ilter 'src' and the filter 'out'
 [scale @ 01CF1980] w:1296 h:972 fmt:rgb24 -> w:1296 h:972 fmt:bgr24
 flags:0x4
 Output #0, image2, to 'out.bmp':
   Metadata:
     encoder         : Lavf52.108.0
     Stream #0.0: Video: bmp, bgr24, 1296x972, q=2-31, 200 kb/s, 90k tbn,
 25 tbc
 Stream mapping:
   Stream #0.0 -> #0.0
 Press [q] to stop encoding
 frame=    1 fps=  0 q=0.0 Lsize=      -0kB time=0.04 bitrate=  -4.4kbits/s
 video:3691kB audio:0kB global headers:0kB muxing overhead -100.000582%
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/150>
FFmpeg <http://ffmpeg.org>
FFmpeg issue tracker