[PD] [pdp]/[gridflow] trying to use a webcam

2006-11-08 Thread Roman Haefeli
hi all i've run into big troubles trying to use an usb cam with either gridflow or pdp, but it doesn't want to work in both. i wonder if i am doing big mistakes or what combination of drivers and cams work with gridflow. history: # i tried two different models yet: -philips spc900nc -logitech q

Re: [PD] [pdp]/[gridflow] trying to use a webcam

2006-11-08 Thread Andrew Cavers
Hi Roman, On 11/8/06, Roman Haefeli <[EMAIL PROTECTED]> wrote: i've run into big troubles trying to use an usb cam with either gridflow or pdp, but it doesn't want to work in both. i wonder if i am doing big mistakes or what combination of drivers and cams work with gridflow. There are problem

Re: [PD] [pdp]/[gridflow] trying to use a webcam

2006-11-08 Thread Mathieu Bouchard
On Wed, 8 Nov 2006, Roman Haefeli wrote: -logitech quickcam pro 4000 This camera is known to work. Vidéographe-PARC just bought 10 of them for the big pd workshop. You have to select colorspace YUV420P (even though it complains a bit). You also have to select "transfer read". GridFlow is a

Re: [PD] [pdp]/[gridflow] trying to use a webcam

2006-11-08 Thread Roman Haefeli
On Wed, 2006-11-08 at 15:26 +, Andrew Cavers wrote: > Hi Roman, > > On 11/8/06, Roman Haefeli <[EMAIL PROTECTED]> wrote: > > i've run into big troubles trying to use an usb cam with either gridflow > > or pdp, but it doesn't want to work in both. i wonder if i am doing big > > mistakes or what

Re: [PD] [pdp]/[gridflow] trying to use a webcam

2006-11-08 Thread Roman Haefeli
hi matju thanks a lot for that info. i get a picture also in gridflow now. a bit confusing is, that if you select [colorspace YUV420P(, you get an error, but you already mentioned that in your post. without knowing the principles behind the programming of gridflow, it is a pain, that the colorsp

Re: [PD] [pdp]/[gridflow] trying to use a webcam

2006-11-08 Thread Mathieu Bouchard
On Wed, 8 Nov 2006, Roman Haefeli wrote: without knowing the principles behind the programming of gridflow, it is a pain, that the colorspace conversion ([#yuv_to_rgb]-[#clip]) eats quite a huge amount of cpu without any further processing. here on my pentium m 1.7GHz it is about 30% with 'dim