Hi, >From what you describe I would say that during conversion a YUYV (2 bytes per pixel) size (be it a buffer or loop iterations) is being used for RGB3 (3 bytes per pixel), so you only get 2/3 of the picture. Does this happen in any resolution ? Regards, Paulo 2012/4/5 Paulo Assis <pj.assis@xxxxxxxxx>: > Hi, > BGR3, RGB3, YU12 and YV12 are provided through libv4l, the original > unconverted stream format provided through uvcvideo driver is YUYV, if > this is fine then this is probably an issue with libv4l. > > Regards, > Paulo > > 2012/4/5 Chris Rankin <rankincj@xxxxxxxxxxxxxx>: >> Hi, >> >> I have a UVC video device, which lsusb describes as: >> >> 046d:0992 Logitech, Inc. QuickCam Communicate Deluxe >> >> With the 3.3.1 kernel, the bottom 3rd of the video window displayed by >> guvcview is completely black. This happens whenever I select either >> BGR3 or RGB3 as the video output format. However, YUYV, YU12 and YV12 >> all display fine. >> >> Does anyone else see this, please? >> Thanks, >> Chris >> -- >> 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 -- 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
