Re: soc_camera dynamically cropping and scaling

2011-04-05 Thread Paolo Santinelli
Hi Guennadi, thank you for the useful explanation. I will try! Paolo. 2011/4/5 Guennadi Liakhovetski : > On Mon, 4 Apr 2011, Paolo Santinelli wrote: > >> Hi Guennadi, >> >> I have tried to implement the changes you suggested me in order to get >> the new live cropp

Re: soc_camera dynamically cropping and scaling

2011-04-04 Thread Paolo Santinelli
t_ops pxa_soc_camera_host_ops" instead of "static struct soc_camera_host_ops sh_mobile_ceu_host_ops". -I didn't change anything else. How to do the live cropping from the application program ? Do I have to invoke the usual "ioctl VIDIOC_S_CROP" or I have to invoke the &

Re: soc_camera dynamically cropping and scaling

2011-03-30 Thread Paolo Santinelli
OK! Thanks Paolo 2011/3/30 Guennadi Liakhovetski : > On Wed, 30 Mar 2011, Paolo Santinelli wrote: > >> Hi Guennadi, >> >> Am I wrong or do  I have to add some functions ? >> >> I have hand applied the changes at the soc_camera.c and soc_camera.h >> fi

Re: soc_camera dynamically cropping and scaling

2011-03-30 Thread Paolo Santinelli
streaming and vb2_vidq ? Any tips regarding these functions ? Thanks Paolo 2011/3/30 Paolo Santinelli : > Hi Guennadi, > > thank you very much for the patch. I am going to apply it in order to > start toying with the new capability. I think it is a  useful > capability. > > I&

Re: soc_camera dynamically cropping and scaling

2011-03-30 Thread Paolo Santinelli
Hi Guennadi, thank you very much for the patch. I am going to apply it in order to start toying with the new capability. I think it is a useful capability. I'll let you know. Again thank you. Paolo 2011/3/30 Guennadi Liakhovetski : > On Tue, 29 Mar 2011, Paolo Santinelli wrote:

Re: soc_camera dynamically cropping and scaling

2011-03-29 Thread Paolo Santinelli
ng area of the same dimension of the ROI format, 100x100. In this way there is a reduction of the computation load of the CPU (smaller images). Thank you very much! Paolo 2011/3/29 Guennadi Liakhovetski : > On Tue, 29 Mar 2011, Paolo Santinelli wrote: > >> Hi all, >> >>

soc_camera dynamically cropping and scaling

2011-03-29 Thread Paolo Santinelli
regarding why I have to close and reopen the device and regarding a way to speed up these change? Thanks in advance Paolo Santinelli -- -- Paolo Santinelli ImageLab Computer Vision and Pattern Recognition Lab Dipartimento di Ingegneria

Re: Kernel configuration for ov9655 on the PXA27x Quick Capture Interface

2011-02-17 Thread Paolo Santinelli
Feb 2011, Paolo Santinelli wrote: > >> Hi Guennadi, >> >> thank you for the information. >> >> Can I use or adapt this patch:  https://patchwork.kernel.org/patch/16548/  ? > > You'd have to port it to the current kernel, the patch is almost 2 years > old