[FFmpeg-trac] #1193(undetermined:new): avi enc: msvideo1 unplayable by wmp
FFmpeg
trac at avcodec.org
Thu Apr 12 16:11:02 CEST 2012
#1193: avi enc: msvideo1 unplayable by wmp
-------------------------------------+-------------------------------------
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
-------------------------------------+-------------------------------------
http://ffmpeg.org/trac/ffmpeg/raw-attachment/ticket/1167/j.asf
the output from
{{{
C:\>ffmpeg -t 2 -i j.asf -an -vcodec msvideo1 out.avi
ffmpeg version N-39664-g6bfb304 Copyright (c) 2000-2012 the FFmpeg
developers
built on Apr 10 2012 02:37:16 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. 46.100 / 51. 46.100
libavcodec 54. 14.101 / 54. 14.101
libavformat 54. 3.100 / 54. 3.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 67.101 / 2. 67.101
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 10.100 / 0. 10.100
libpostproc 52. 0.100 / 52. 0.100
Input #0, asf, from 'j.asf':
Duration: 00:00:41.36, start: 0.000000, bitrate: 100 kb/s
Stream #0:0: Audio: wmav2 (a[1][0][0] / 0x0161), 16000 Hz, 1 channels,
s16,
16 kb/s
Stream #0:1: Video: msmpeg4 (MP43 / 0x3334504D), yuv420p, 192x144, 25
tbr, 1
k tbn, 1k tbc
Incompatible pixel format 'yuv420p' for codec 'msvideo1', auto-selecting
format
'rgb555le'
[buffer @ 0x1dc5da0] w:192 h:144 pixfmt:yuv420p tb:1/1000000 sar:0/1
sws_param:f
lags=2
[buffersink @ 0x1dc5ca0] auto-inserting filter 'auto-inserted scale 0'
between t
he filter 'src' and the filter 'out'
[scale @ 0x1dc64e0] w:192 h:144 fmt:yuv420p sar:0/1 -> w:192 h:144
fmt:rgb555le
sar:0/1 flags:0x4
Output #0, avi, to 'out.avi':
Metadata:
ISFT : Lavf54.3.100
Stream #0:0: Video: msvideo1 (MSVC / 0x4356534D), rgb555le, 192x144,
q=2-31,
200 kb/s, 25 tbn, 25 tbc
Stream mapping:
Stream #0:1 -> #0:0 (msmpeg4 -> msvideo1)
Press [q] to stop, [?] for help
frame= 17 fps=0.0 q=0.2 size= 120kB time=00:00:01.08 bitrate=
912.0kbits/s
frame= 31 fps=0.0 q=0.2 Lsize= 218kB time=00:00:02.00 bitrate=
893.9kbits/
s
video:212kB audio:0kB global headers:0kB muxing overhead 3.177549%
}}}
conversion is unplayable by wmp, this is because the output file have
value "18" instead
of "10" before MSVC string (see attached screenshot - the right file is an
output from ffmpeg)
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1193>
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