Op 31 mei 2011, om 16:09 heeft Guennadi Liakhovetski het volgende geschreven: > On Tue, 31 May 2011, Koen Kooi wrote: > >> >> Op 31 mei 2011, om 15:42 heeft javier Martin het volgende geschreven: >> >>> On 31 May 2011 15:34, Koen Kooi <koen@xxxxxxxxxxxxxxx> wrote: >>>> root@beagleboardxMC:~# yavta -f SGRBG8 -s 320x240 -n 4 --capture=10 --skip 3 -F `media-ctl -e "OMAP3 ISP CCDC output"` >>>> Device /dev/video2 opened. >>>> Device `OMAP3 ISP CCDC output' on `media' is a video capture device. >>>> Video format set: SGRBG8 (47425247) 320x240 buffer size 76800 >>>> Video format: SGRBG8 (47425247) 320x240 buffer size 76800 >>>> 4 buffers requested. >>>> length: 76800 offset: 0 >>>> Buffer 0 mapped at address 0x402cf000. >>>> length: 76800 offset: 77824 >>>> Buffer 1 mapped at address 0x402fe000. >>>> length: 76800 offset: 155648 >>>> Buffer 2 mapped at address 0x40362000. >>>> length: 76800 offset: 233472 >>>> Buffer 3 mapped at address 0x40416000. >>>> 0 (0) [-] 4294967295 76800 bytes 167.403289 1306829219.931121 0.002 fps >>>> 1 (1) [-] 4294967295 76800 bytes 167.633148 1306829220.160980 4.350 fps >>>> 2 (2) [-] 4294967295 76800 bytes 167.744506 1306829220.272308 8.980 fps >>>> 3 (3) [-] 4294967295 76800 bytes 167.855865 1306829220.383667 8.980 fps >>>> 4 (0) [-] 4294967295 76800 bytes 167.967193 1306829220.495025 8.982 fps >>>> 5 (1) [-] 4294967295 76800 bytes 168.078552 1306829220.606384 8.980 fps >>>> 6 (2) [-] 4294967295 76800 bytes 168.189910 1306829220.717742 8.980 fps >>>> 7 (3) [-] 4294967295 76800 bytes 168.301269 1306829220.829071 8.980 fps >>>> 8 (0) [-] 4294967295 76800 bytes 168.412597 1306829220.940429 8.982 fps >>>> 9 (1) [-] 4294967295 76800 bytes 168.523956 1306829221.051788 8.980 fps >>>> Captured 10 frames in 1.254212 seconds (7.973134 fps, 612336.670356 B/s). >>>> 4 buffers released. >>>> >>>> So that seems to be working! I haven't checked the frames yet, but is isn't throwing ISP errors anymore. >>> >>> Great! >>> Do you have a monochrome version of the same sensor? >> >> I think I only have the colour version, I got it with my leopard355 board way back. >> >> So what can I do with an unpatched mediactl and unpatched yavta? Is it >> already possible to point something like mplayer or gstreamer to a v4l2 >> node and see something? I lost the track of which patch goes where :) > > If you're a lucky owner of an LCD on your bb-xM;) you might be able to do > something similar, to what's described here > > http://download.open-technology.de/BeagleBoard_xM-MT9P031/BBxM-MT9P031.txt > > but both yavta and mplayer on the board, while short-circuiting the > network;) I.e., pipe yavta output directly to mplayer. I tried that and I can say that shining a light into the sensor changes the picture on the screen, but that's about it. Which part needs changing (subdev, isp, mt9p031, beagle-camera, etc) to enable 'standard' access? E.g. opening cheese in gnome. regards, Koen-- 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
