[FFmpeg-trac] #2410(avdevice:new): ffmpeg down with video4linux2.
FFmpeg
trac at avcodec.org
Fri Mar 29 09:44:22 CET 2013
#2410: ffmpeg down with video4linux2.
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Reporter: dinhka | Owner:
Type: defect | Status: new
Priority: normal | Component: avdevice
Version: git-master | Resolution:
Keywords: v4l2 | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by dinhka):
Replying to [comment:10 cehoyos]:
> Replying to [comment:9 dinhka]:
> > 2. test case 2. the process hang.
> >
> > ffmpeg -f video4linux2 -pix_fmt yuv420p -i /dev/video0 -vcodec
mpeg4 -b:v 1200k -y test.avi
>
> Please confirm that 2d777bb also hangs if you remove "-pix_fmt yuv420p".
> Does "-loglevel 99" show some output?
> Does MPlayer work with your card?
Hi,
1. remove "-pix_fmt yuv420p" still hang.
2. ffmpeg -loglevel 99 -f video4linux2 -i /dev/video0 -vcodec mpeg4
-b:v 1200k -y test.avi
FFmpeg version UNKNOWN, Copyright (c) 2000-2011 the FFmpeg developers
built on Mar 29 2013 13:23:35 with gcc 4.4.7 20120313 (Red Hat 4.4.7-3)
configuration: --enable-version3 --enable-libopencore-amrnb --enable-
libopencore-amrwb --enable-avfilter --enable-nonfree --enable-libmp3lame
--enable-gpl --enable-libfaac --enable-libx264 --enable-pthreads
--disable-stripping --extra-cflags=-I/usr/local/include --disable-debug
libavutil 50.36. 0 / 50.36. 0
libavcore 0.16. 0 / 0.16. 0
libavcodec 52.102. 0 / 52.102. 0
libavformat 52.92. 0 / 52.92. 0
libavdevice 52. 2. 2 / 52. 2. 2
libavfilter 1.72. 0 / 1.72. 0
libswscale 0.12. 0 / 0.12. 0
[video4linux2 @ 0xa7b64c0] [3]Capabilities: 5000001
[video4linux2 @ 0xa7b64c0] Querying the device for the current frame size
[video4linux2 @ 0xa7b64c0] Setting frame size to 720x480
[video4linux2 @ 0xa7b64c0] The V4L2 driver set input_id: 0, input:
Composite0
3. I test my video card on windows xp is OK. the hardware is good.
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2410#comment:11>
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