[PATCH 1/3] V4L: stkwebcam: Add support for YUYV format
- Date: Sun, 27 Jan 2008 12:24:58 +0000
- From: Jaime Velasco Juan <jsagarribay@xxxxxxxxx>
- Subject: [PATCH 1/3] V4L: stkwebcam: Add support for YUYV format
Signed-off-by: Jaime Velasco Juan <jsagarribay@xxxxxxxxx>
---
drivers/media/video/stk-sensor.c | 19 ++++++++++++++++++-
drivers/media/video/stk-webcam.c | 7 ++++++-
2 files changed, 24 insertions(+), 2 deletions(-)
diff --git a/drivers/media/video/stk-sensor.c b/drivers/media/video/stk-sensor.c
index 4a9a0b6..1a8692d 100644
--- a/drivers/media/video/stk-sensor.c
+++ b/drivers/media/video/stk-sensor.c
@@ -380,7 +380,7 @@ int stk_sensor_init(struct stk_camera *dev)
STK_ERROR("Strange error reading sensor ID\n");
return -ENODEV;
}
- if (idh != 0x7F || idl != 0xA2) {
+ if (idh != 0x7f || idl != 0xa2) {
STK_ERROR("Huh? you don't have a sensor from ovt\n");
return -ENODEV;
}
@@ -409,6 +409,19 @@ static struct regval ov_fmt_uyvy[] = {
{REG_COM15, COM15_R00FF },
{0xff, 0xff}, /* END MARKER */
};
+/* V4L2_PIX_FMT_YUYV */
+static struct regval ov_fmt_yuyv[] = {
+ {REG_TSLB, 0 },
+ { 0x4f, 0x80 }, /* "matrix coefficient 1" */
+ { 0x50, 0x80 }, /* "matrix coefficient 2" */
+ { 0x51, 0 }, /* vb */
+ { 0x52, 0x22 }, /* "matrix coefficient 4" */
+ { 0x53, 0x5e }, /* "matrix coefficient 5" */
+ { 0x54, 0x80 }, /* "matrix coefficient 6" */
+ {REG_COM13, COM13_UVSAT|COM13_CMATRIX},
+ {REG_COM15, COM15_R00FF },
+ {0xff, 0xff}, /* END MARKER */
+};
/* V4L2_PIX_FMT_RGB565X rrrrrggg gggbbbbb */
static struct regval ov_fmt_rgbr[] = {
@@ -519,6 +532,10 @@ int stk_sensor_configure(struct stk_camera *dev)
com7 |= COM7_YUV;
rv = ov_fmt_uyvy;
break;
+ case V4L2_PIX_FMT_YUYV:
+ com7 |= COM7_YUV;
+ rv = ov_fmt_yuyv;
+ break;
case V4L2_PIX_FMT_RGB565:
com7 |= COM7_RGB;
rv = ov_fmt_rgbp;
diff --git a/drivers/media/video/stk-webcam.c b/drivers/media/video/stk-webcam.c
index 8621df2..e40f9a9 100644
--- a/drivers/media/video/stk-webcam.c
+++ b/drivers/media/video/stk-webcam.c
@@ -994,6 +994,10 @@ static int stk_vidioc_enum_fmt_cap(struct file *filp,
fmtd->pixelformat = V4L2_PIX_FMT_SBGGR8;
strcpy(fmtd->description, "Raw bayer");
break;
+ case 4:
+ fmtd->pixelformat = V4L2_PIX_FMT_YUYV;
+ strcpy(fmtd->description, "yuv4:2:2");
+ break;
default:
return -EINVAL;
}
@@ -1049,6 +1053,7 @@ static int stk_vidioc_try_fmt_cap(struct file *filp,
case V4L2_PIX_FMT_RGB565:
case V4L2_PIX_FMT_RGB565X:
case V4L2_PIX_FMT_UYVY:
+ case V4L2_PIX_FMT_YUYV:
case V4L2_PIX_FMT_SBGGR8:
break;
default:
@@ -1404,7 +1409,7 @@ static int stk_camera_probe(struct usb_interface *interface,
dev->vsettings.brightness = 0x7fff;
dev->vsettings.palette = V4L2_PIX_FMT_RGB565;
dev->vsettings.mode = MODE_VGA;
- dev->frame_size = 640*480*2;
+ dev->frame_size = 640 * 480 * 2;
INIT_LIST_HEAD(&dev->sio_avail);
INIT_LIST_HEAD(&dev->sio_full);
--
1.5.3.8
--
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