[FFmpeg-trac] #1321(undetermined:new): image2pipe looses synch with a pipe of PBM images
FFmpeg
trac at avcodec.org
Sat May 19 16:16:34 CEST 2012
#1321: image2pipe looses synch with a pipe of PBM images
-------------------------------------+-------------------------------------
Reporter: pisto | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: unspecified | undetermined
Keywords: image2pipe | Resolution:
pbm | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Comment (by pisto):
{{{
ffmpeg -f image2pipe -vcodec pbm -r 30 -i - -y -vcodec yuv4 output.mkv
}}}
{{{
ffmpeg version N-33891-g0e82d31 Copyright (c) 2000-2012 the FFmpeg
developers
built on May 19 2012 15:17:38 with gcc 4.6.3 20120306 (Red Hat 4.6.3-2)
configuration: --enable-gpl --enable-pic --arch=amd64 --cpu=native
--enable-libvpx --enable-libx264 --enable-libv4l2 --enable-libtheora
--enable-libspeex --enable-libschroedinger --enable-libpulse --enable-
libmp3lame --enable-libfaac --enable-nonfree
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. 74.102 / 2. 74.102
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 12.100 / 0. 12.100
libpostproc 52. 0.100 / 52. 0.100
[image2pipe @ 0x1839340] Estimating duration from bitrate, this may be
inaccurate
Input #0, image2pipe, from 'pipe:':
Duration: N/A, bitrate: N/A
Stream #0:0: Video: pbm, monow, 800x800, 30 fps, 30 tbr, 30 tbn, 30
tbc
[buffer @ 0x18487a0] w:800 h:800 pixfmt:monow tb:1/1000000 sar:0/1
sws_param:flags=2
[buffersink @ 0x1be5400] No opaque field provided
[format @ 0x18adba0] auto-inserting filter 'auto-inserted scaler 0'
between the filter 'src' and the filter 'format'
[scale @ 0x1843060] w:800 h:800 fmt:monow sar:0/1 -> w:800 h:800
fmt:yuv420p sar:0/1 flags:0x4
Output #0, matroska, to 'output.mkv':
Metadata:
encoder : Lavf54.5.100
Stream #0:0: Video: yuv4 (yuv4 / 0x34767579), yuv420p, 800x800,
q=2-31, 200 kb/s, 1k tbn, 30 tbc
Stream mapping:
Stream #0:0 -> #0:0 (pbm -> yuv4)
Error while decoding stream #0:01834724kB time=00:01:05.23
bitrate=230405.8kbits/s
Error while decoding stream #0:01935977kB time=00:01:08.86
bitrate=230295.4kbits/s
frame= 2079 fps= 63 q=0.0 Lsize= 1949146kB time=00:01:09.33
bitrate=230300.3kbits/s
video:1949062kB audio:0kB global headers:0kB muxing overhead 0.004309%
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1321#comment:3>
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