From ec3eb590d008fb33305fb7d21eaba560bc3494bb Mon Sep 17 00:00:00 2001 From: Antonio Ospite Date: Tue, 15 Feb 2011 12:12:24 +0100 Subject: [PATCH] Add IR stream support. The IR stream comes in a 10 bpp packed array, so a Y10B format is used for that. Signed-off-by: Antonio Ospite --- kinect.c | 49 ++++++++++++++++++++++++++++++++++++++++++++----- 1 file changed, 44 insertions(+), 5 deletions(-) diff --git a/kinect.c b/kinect.c index b5077ca..883db90 100644 --- a/kinect.c +++ b/kinect.c @@ -65,10 +65,12 @@ static const struct ctrl sd_ctrls[] = { }; #define MODE_640x480 0x0001 -#define MODE_1280x1024 0x0002 +#define MODE_640x488 0x0002 +#define MODE_1280x1024 0x0004 #define FORMAT_BAYER 0x0010 #define FORMAT_UYVY 0x0020 +#define FORMAT_Y10B 0x0040 #define FPS_HIGH 0x0100 @@ -88,6 +90,16 @@ static const struct v4l2_pix_format video_camera_mode[] = { .sizeimage = 1280 * 1024, .colorspace = V4L2_COLORSPACE_SRGB, .priv = MODE_1280x1024 | FORMAT_BAYER}, + {640, 488, V4L2_PIX_FMT_Y10BPACK, V4L2_FIELD_NONE, + .bytesperline = 640 * 10 / 8, + .sizeimage = 640 * 488 * 10 / 8, + .colorspace = V4L2_COLORSPACE_SRGB, + .priv = MODE_640x488 | FORMAT_Y10B | FPS_HIGH}, + {1280, 1024, V4L2_PIX_FMT_Y10BPACK, V4L2_FIELD_NONE, + .bytesperline = 1280 * 10 / 8, + .sizeimage = 1280 * 1024 * 10 / 8, + .colorspace = V4L2_COLORSPACE_SRGB, + .priv = MODE_1280x1024 | FORMAT_Y10B}, }; static int kinect_write(struct usb_device *udev, uint8_t *data, uint16_t wLength) @@ -234,12 +246,21 @@ static int sd_start(struct gspca_dev *gspca_dev) uint8_t fmt_reg, fmt_val; uint8_t res_reg, res_val; uint8_t fps_reg, fps_val; + uint8_t mode_val; mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv; - fmt_reg = 0x0c; - res_reg = 0x0d; - fps_reg = 0x0e; + if (mode & FORMAT_Y10B) { + fmt_reg = 0x19; + res_reg = 0x1a; + fps_reg = 0x1b; + mode_val = 0x03; + } else { + fmt_reg = 0x0c; + res_reg = 0x0d; + fps_reg = 0x0e; + mode_val = 0x01; + } /* format */ if (mode & FORMAT_UYVY) @@ -257,15 +278,33 @@ static int sd_start(struct gspca_dev *gspca_dev) else fps_val = 0x0f; + + /* turn off IR-reset function */ + write_register(gspca_dev, 0x105, 0x00); + /* Reset video stream */ write_register(gspca_dev, 0x05, 0x00); + /* Due to some ridiculous condition in the firmware, we have to start + * and stop the depth stream before the camera will hand us 1280x1024 + * IR. This is a stupid workaround, but we've yet to find a better + * solution. + * + * Thanks to Drew Fisher for figuring this out. + */ + if (mode & (FORMAT_Y10B | MODE_1280x1024)) { + write_register(gspca_dev, 0x13, 0x01); + write_register(gspca_dev, 0x14, 0x1e); + write_register(gspca_dev, 0x06, 0x02); + write_register(gspca_dev, 0x06, 0x00); + } + write_register(gspca_dev, fmt_reg, fmt_val); write_register(gspca_dev, res_reg, res_val); write_register(gspca_dev, fps_reg, fps_val); /* Start video stream */ - write_register(gspca_dev, 0x05, 0x01); + write_register(gspca_dev, 0x05, mode_val); /* disable Hflip */ write_register(gspca_dev, 0x47, 0x00); -- 2.1.4