Hi Javier, On Tuesday 08 November 2011 13:30:08 Javier Martinez Canillas wrote: > On Tue, Nov 8, 2011 at 1:20 PM, Gary Thomas <gary@xxxxxxxxxxxx> wrote: > > On 2011-11-04 04:37, Laurent Pinchart wrote: > >> On Tuesday 01 November 2011 19:52:49 Gary Thomas wrote: > >>> I'm trying to use the MT9P031 digital sensor with the Media Controller > >>> Framework. media-ctl tells me that the sensor is set to capture using > >>> SGRBG12 2592x1944 > >>> > >>> Questions: > >>> * What pixel format in ffmpeg does this correspond to? > >> > >> I don't know if ffmpeg supports Bayer formats. The corresponding fourcc > >> in V4L2 is BA12. > > > > ffmpeg doesn't seem to support these formats > > > >> If your sensor is hooked up to the OMAP3 ISP, you can then configure the > >> pipeline to include the preview engine and the resizer, and capture YUV > >> data at the resizer output. > > > > I am using the OMAP3 ISP, but it's a bit unclear to me how to set up the > > pipeline > > I'm also using another sensor mtv9034 with OMAP3 ISP, so maybe I can help > you. > > > using media-ctl (I looked for documentation on this tool, but came up dry > > - is there any?) > > > > Do you have an example of how to configure this using the OMAP3 ISP? > > This is how I configure the pipeline to connect the CCDC with the > Previewer and Resizer: Thanks for the instructions. I would add that you should start with media-ctl -r to reset all links to the disabled state. This will make sure the below link setup commands start with a consistent device state. > ./media-ctl -l '"mt9v032 3-005c":0->"OMAP3 ISP CCDC":0[1]' > ./media-ctl -l '"OMAP3 ISP CCDC":2->"OMAP3 ISP preview":0[1]' > ./media-ctl -l '"OMAP3 ISP preview":1->"OMAP3 ISP resizer":0[1]' > ./media-ctl -l '"OMAP3 ISP resizer":1->"OMAP3 ISP resizer output":0[1]' > ./media-ctl -f '"mt9v032 3-005c":0[SGRBG10 752x480]' > ./media-ctl -f '"OMAP3 ISP CCDC":0 [SGRBG10 752x480]' > ./media-ctl -f '"OMAP3 ISP CCDC":1 [SGRBG10 752x480]' > ./media-ctl -f '"OMAP3 ISP preview":0 [SGRBG10 752x479]' > ./media-ctl -f '"OMAP3 ISP resizer":0 [YUYV 734x471]' > ./media-ctl -f '"OMAP3 ISP resizer":1 [YUYV 640x480]' > > Hope it helps, -- Regards, Laurent Pinchart -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
