[FFmpeg-trac] #143(swscale:open): YUV video to RGB image export color conversion issue
FFmpeg
trac at avcodec.org
Tue Jan 10 19:16:32 CET 2012
#143: YUV video to RGB image export color conversion issue
---------------------------------------+-----------------------------------
Reporter: peter_b | Owner:
Type: defect | Status: open
Priority: normal | Component: swscale
Version: git-master | Resolution:
Keywords: RGB YUV color | Blocked By:
Blocking: | Reproduced by developer: 1
Analyzed by developer: 0 |
---------------------------------------+-----------------------------------
Changes (by cehoyos):
* version: unspecified => git-master
* reproduced: 0 => 1
Comment:
{{{
$ ffmpeg -i yuvj422.jpg out.bmp
ffmpeg version N-36662-g93d49cb Copyright (c) 2000-2012 the FFmpeg
developers
built on Jan 10 2012 19:07:13 with gcc 4.5.3
configuration: --cc='/usr/local/gcc-4.5.3/bin/gcc -m32'
libavutil 51. 34.100 / 51. 34.100
libavcodec 53. 54.100 / 53. 54.100
libavformat 53. 29.100 / 53. 29.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 58.100 / 2. 58.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 6.100 / 0. 6.100
Input #0, image2, from 'yuvj422.jpg':
Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
Stream #0:0: Video: mjpeg, yuvj422p, 720x576, 25 tbr, 25 tbn, 25 tbc
Incompatible pixel format 'yuvj422p' for codec 'bmp', auto-selecting
format 'bgr24'
[buffer @ 0x8dd8000] w:720 h:576 pixfmt:yuvj422p tb:1/1000000 sar:0/1
sws_param:
[buffersink @ 0x8dd8d20] auto-inserting filter 'auto-inserted scale 0'
between the filter 'src' and the filter 'out'
[scale @ 0x8dd9240] w:720 h:576 fmt:yuvj422p -> w:720 h:576 fmt:bgr24
flags:0x4
[swscaler @ 0x8de4280] No accelerated colorspace conversion found from
yuv422p to bgr24.
[swscaler @ 0x8dee060] No accelerated colorspace conversion found from
yuv422p to bgr24.
[swscaler @ 0x8df2b00] No accelerated colorspace conversion found from
yuv422p to bgr24.
Output #0, image2, to 'out.bmp':
Metadata:
encoder : Lavf53.29.100
Stream #0:0: Video: bmp, bgr24, 720x576, q=2-31, 200 kb/s, 90k tbn, 25
tbc
Stream mapping:
Stream #0:0 -> #0:0 (mjpeg -> bmp)
Press [q] to stop, [?] for help
frame= 1 fps= 0 q=0.0 Lsize= 0kB time=00:00:00.04 bitrate=
0.0kbits/s
video:1215kB audio:0kB global headers:0kB muxing overhead -100.000000%
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/143#comment:11>
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