[FFmpeg-trac] #1292(undetermined:new): h263i: support advanced prediction
FFmpeg
trac at avcodec.org
Wed May 9 22:00:25 CEST 2012
#1292: h263i: support advanced prediction
-------------------------------------+-------------------------------------
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
-------------------------------------+-------------------------------------
there are visibe graphic artifacts
{{{
C:\>ffmpeg -i advanced_prediction.avi out.avi
ffmpeg version N-40511-g66337bf Copyright (c) 2000-2012 the FFmpeg
developers
built on May 9 2012 02:38:42 with gcc 4.5.0 20100414 (Fedora MinGW
4.5.0-1.fc
14)
configuration: --prefix=/var/www/users/research/ffmpeg/snapshots/build
--arch=
x86 --target-os=mingw32 --cross-prefix=i686-pc-mingw32- --cc='ccache i686
-pc-min
gw32-gcc' --enable-w32threads --enable-memalign-hack --enable-runtime-
cpudetect
--enable-cross-compile --enable-static --disable-shared --extra-
libs='-lws2_32 -
lwinmm' --extra-cflags='--static
-I/var/www/users/research/ffmpeg/snapshots/buil
d/include' --extra-ldflags='-static
-L/var/www/users/research/ffmpeg/snapshots/b
uild/lib' --enable-bzlib --enable-zlib --enable-gpl --enable-version3
--enable-n
onfree --enable-libx264 --enable-libspeex --enable-libtheora --enable-
libvorbis
--enable-libfaac --enable-libxvid --enable-libopencore-amrnb --enable-
libopencor
e-amrwb --enable-libmp3lame --enable-libvpx --disable-decoder=libvpx
libavutil 51. 50.100 / 51. 50.100
libavcodec 54. 21.100 / 54. 21.100
libavformat 54. 4.100 / 54. 4.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 72.105 / 2. 72.105
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 11.100 / 0. 11.100
libpostproc 52. 0.100 / 52. 0.100
Input #0, avi, from 'advanced_prediction.avi':
Duration: 00:00:12.64, start: 0.000000, bitrate: 756 kb/s
Stream #0:0: Video: h263i (I263 / 0x33363249), yuv420p, 320x240, 23.97
tbr,
23.97 tbn, 23.97 tbc
w:320 h:240 pixfmt:yuv420p tb:1/1000000 sar:0/1 sws_param:flags=2
Output #0, avi, to 'out.avi':
Metadata:
ISFT : Lavf54.4.100
Stream #0:0: Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 320x240,
q=2-31, 200
kb/s, 23.97 tbn, 23.97 tbc
Stream mapping:
Stream #0:0 -> #0:0 (h263i -> mpeg4)
Press [q] to stop, [?] for help
frame= 85 fps=0.0 q=5.1 size= 163kB time=00:00:03.54 bitrate=
376.9kbits/s
frame= 224 fps=0.0 q=6.6 size= 334kB time=00:00:09.34 bitrate=
293.0kbits/s
frame= 303 fps=239 q=4.5 Lsize= 418kB time=00:00:12.64 bitrate=
270.9kbits/
s
video:405kB audio:0kB global headers:0kB muxing overhead 3.160264%
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1292>
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