[FFmpeg-trac] #1327(undetermined:new): vf vflip: horizontal line at the bottom when input have odd height (-pix_fmt yuv420p)
FFmpeg
trac at avcodec.org
Sun May 20 13:37:18 CEST 2012
#1327: vf vflip: horizontal line at the bottom when input have odd height
(-pix_fmt yuv420p)
-------------------------------------+-------------------------------------
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
-------------------------------------+-------------------------------------
also reproducible with -vcodec ffv1/rawvideo/snow or -pix_fmt yuv410p
{{{
C:\>ffmpeg -i 600.png -pix_fmt yuv420p -vf vflip out.tif
ffmpeg version N-40756-g703e920 Copyright (c) 2000-2012 the FFmpeg
developers
built on May 17 2012 02:26:05 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. 53.100 / 51. 53.100
libavcodec 54. 21.101 / 54. 21.101
libavformat 54. 5.100 / 54. 5.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 74.100 / 2. 74.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 11.100 / 0. 11.100
libpostproc 52. 0.100 / 52. 0.100
Input #0, image2, from '600.png':
Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
Stream #0:0: Video: png, rgb24, 600x413, 25 tbr, 25 tbn, 25 tbc
[buffer @ 0x1de1320] w:600 h:413 pixfmt:rgb24 tb:1/1000000 sar:0/1
sws_param:fla
gs=2
[buffersink @ 0x1de1660] No opaque field provided
[vflip @ 0x1de2520] auto-inserting filter 'auto-inserted scaler 0' between
the f
ilter 'src' and the filter 'Parsed_vflip_0'
[scale @ 0x1de2d80] w:600 h:413 fmt:rgb24 sar:0/1 -> w:600 h:413
fmt:yuv420p sar
:0/1 flags:0x4
Output #0, image2, to 'out.tif':
Metadata:
encoder : Lavf54.5.100
Stream #0:0: Video: tiff, yuv420p, 600x413, q=2-31, 200 kb/s, 90k tbn,
25 tb
c
Stream mapping:
Stream #0:0 -> #0:0 (png -> tiff)
Press [q] to stop, [?] for help
frame= 1 fps=0.0 q=0.0 Lsize= 0kB time=00:00:00.04 bitrate=
0.0kbits/
s
video:304kB audio:0kB global headers:0kB muxing overhead -100.000000%
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1327>
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