[cpia] can't change the picture size and colors

Mike Neuhaus Mike.Neuhaus@gmx.de
Mon, 16 Apr 2001 10:41:34 +0200


Hi,
i use the terratec terracam usb with kernel 2.4.2 
gqcam is version 0.9.
xawtv is 3.3

if i change the picture size to half or quarter  or i change the
color-parameters in gqcam or freewebfone (that uses gqcam-sources) comes
this message: 
	ioctl (VIDIOCSWIN): Invalid argument
	ioctl (VIDIOCSPICT): Invalid argument

the start of xawtv results:

This is xawtv-3.30, running on Linux/i586 (2.4.2)
visual: id=0x22 class=4 (TrueColor), depth=24
x11: 1024x768, 32 bit/pixel, 4096 byte/scanline, DGA
/dev/video: no overlay support
v4l-conf had some trouble, trying to continue anyway
/dev/video: no overlay support
v4l-conf had some trouble, trying to continue anyway
ioctl: VIDIOCGFBUF(base=(nil),size=0x0,depth=0,bpl=0): Invalid argument
wmhooks: gnome
ioctl: VIDIOCMCAPTURE(0,fmt=0,size=0x0): Invalid argument
ioctl: VIDIOCMCAPTURE(0,fmt=0,size=0x0): Invalid argument
ioctl: VIDIOCSPICT(params=32768/32768/32768/32768/0,depth=0,fmt=0): Invalid
argu
ment
ioctl: VIDIOCSPICT(params=32768/32768/32768/32768/0,depth=0,fmt=0): Invalid
argu
ment
ioctl: VIDIOCSPICT(params=32768/32768/32768/32768/0,depth=0,fmt=0): Invalid
argu
ment
ioctl: VIDIOCSPICT(params=32768/32768/32768/32768/0,depth=0,fmt=0): Invalid
argu
ment
ioctl: VIDIOCSYNC(0): Invalid argument
ioctl: VIDIOCSYNC(0): Invalid argument
ioctl: VIDIOCMCAPTURE(0,fmt=0,size=0x0): Invalid argument
ioctl: VIDIOCMCAPTURE(0,fmt=0,size=0x0): Invalid argument
ioctl: VIDIOCSYNC(0): Invalid argument
ioctl: VIDIOCSYNC(0): Invalid argument


what's the problem? i want to use videotelephony (over ip). for this i need
little pictures.

greetings
Mike

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