mpeg2video (4:2:2) + vlowres = colorful "noise"

[ami_stuff]

I just wonder if it would be possible to eliminate this colorful "noise" when vlowres option is enabled?

If this is not possible then please close this ticket.

ffplay -vlowres 1 trailer.gxf

​http://samples.multimedia.cx/GXF/trailer.gxf

C:\>ffmpeg -i C:\trailer.gxf
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, gxf, from 'C:\trailer.gxf':
  Duration: 00:00:29.80, start: 0.000000, bitrate: 11593 kb/s
    Stream #0.0: Video: mpeg2video (4:2:2), yuv422p, 720x608 [PAR 152:135 DAR 4:
3], 10000 kb/s, 50 fps, 25 tbr, 50 tbn, 50 tbc
    Stream #0.1: Audio: pcm_s16le, 48000 Hz, 1 channels, s16, 768 kb/s
    Stream #0.2: Audio: pcm_s16le, 48000 Hz, 1 channels, s16, 768 kb/s
    Stream #0.3: Data: [0][0][0][0] / 0x0000
At least one output file must be specified

[Michael Niedermayer]

fixed locally will push soon

[ami_stuff]

thanks!