[pvrusb2] [patch] 24xxx capture window cropping support

Mike Isely isely at isely.net
Tue Sep 8 10:37:23 CDT 2009


On Tue, 8 Sep 2009, Carsten Meier wrote:

> Am Mon, 07 Sep 2009 22:51:14 +0200
> schrieb Bernhard Geier <geierb at geierb.de>:
> 
> > vdb128 at picaros.org schrieb:
> > > Here below is a patch for the setup: 
> > > Linux 2.6.29.6, 24xxx device, cx25840 decoder, firmware 2.06.039.
> > >   
> > Works! Thank you!
> > 
> > This settings elimiate the black borders at top & bottom:
> > 
> > echo "16x9" > ctl_video_aspect/cur_val
> > echo 428 > ctl_crop_height/cur_val
> > echo 72 > ctl_crop_top/cur_val
> > 
> > Bernhard
> > 
> 
> I don't have the ability to test it yet, because I'm currently connected
> to a satelite dish, but shouldn't the aspect-ratio of the stream be
> automatically calculated from the cropping settings?

The driver does not internally attempt to set that control, and I 
seriously doubt that the mpeg encoder would do that on its own either.  

  -Mike


--

Mike Isely
isely @ isely (dot) net
PGP: 03 54 43 4D 75 E5 CC 92 71 16 01 E2 B5 F5 C1 E8


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