[MPlayer-users] mplayer & ivtv crashes

Colin Brace cb at lim.nl
Fri Dec 8 18:20:37 CET 2006


Hello,

I have just installed a Hauppauge PVR-150 in my Fedora 6 system and
loaded the ivtv kernel modules. Here is the relevant dmesg info:

[...]
ivtv0: Autodetected Hauppauge WinTV PVR-150
ivtv0: Encoder revision: 0x02050032
ivtv0: Registered device video0 for encoder MPEG
ivtv0: Registered device video32 for encoder YUV
ivtv0: Registered device vbi0 for encoder VBI
ivtv0: Registered device video24 for encoder PCM audio
ivtv0: Registered device radio0 for encoder radio
tuner 4-0061: type set to 38 (Philips PAL/SECAM multi (FM1216ME MK3))
ivtv0: Initialized Hauppauge WinTV PVR-150, card #0
[...]

For example, entering this on the command line:

$ mplayer -tv driver=v4l2:width=640:height=480:outfmt=i420 -vc rawi420 tv://

or even simply this:

$ mplayer -tv driver=v4l2 tv://

generates a nasty looking error message with a backtrace:

[...]
v4l2: ioctl request buffers failed: Invalid argument
v4l2: 0 frames successfully processed, 0 frames dropped.
v4l2: ioctl set mute failed: Bad file descriptor
*** glibc detected *** mplayer: double free or corruption (fasttop):
0x09fa3fd8 ***
======= Backtrace: =========
[..]
MPlayer interrupted by signal 6 in module: demux_open
[...]

Any ideas or suggestions as to getting mplayer to work with this card
would be most appreciated.

I am running kernel v2.6.18-1.2849, mplayer v1.0rc1 installed via the Livna rpm.

Thanks.

-- 
  Colin Brace
  Amsterdam



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