openwrt/target/linux/brcm2708/patches-3.10/0171-V4L2-Add-additional-pixel-formats.-Correct-colourspa.patch

From 0be62650adff2cfac1aab39fc72a41b08df59885 Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dsteve@broadcom.com>
Date: Wed, 12 Feb 2014 15:35:41 +0000
Subject: [PATCH 171/174] V4L2: Add additional pixel formats. Correct
 colourspace

Adds the other flavours of YUYV, and NV12.
Corrects the overlay advertised colourspace.

Signed-off-by: Dave Stevenson <dsteve@broadcom.com>
---
 drivers/media/platform/bcm2835/bcm2835-camera.c | 36 +++++++++++++++++++++++--
 1 file changed, 34 insertions(+), 2 deletions(-)

--- a/drivers/media/platform/bcm2835/bcm2835-camera.c
+++ b/drivers/media/platform/bcm2835/bcm2835-camera.c
@@ -114,7 +114,39 @@ static struct mmal_fmt formats[] = {
 	 .mmal = MMAL_ENCODING_MJPEG,
 	 .depth = 8,
 	 .mmal_component = MMAL_COMPONENT_VIDEO_ENCODE,
-	 }
+	 },
+	{
+	 .name = "4:2:2, packed, YVYU",
+	 .fourcc = V4L2_PIX_FMT_YVYU,
+	 .flags = 0,
+	 .mmal = MMAL_ENCODING_YVYU,
+	 .depth = 16,
+	 .mmal_component = MMAL_COMPONENT_CAMERA,
+	 },
+	{
+	 .name = "4:2:2, packed, VYUY",
+	 .fourcc = V4L2_PIX_FMT_VYUY,
+	 .flags = 0,
+	 .mmal = MMAL_ENCODING_VYUY,
+	 .depth = 16,
+	 .mmal_component = MMAL_COMPONENT_CAMERA,
+	 },
+	{
+	 .name = "4:2:2, packed, UYVY",
+	 .fourcc = V4L2_PIX_FMT_UYVY,
+	 .flags = 0,
+	 .mmal = MMAL_ENCODING_UYVY,
+	 .depth = 16,
+	 .mmal_component = MMAL_COMPONENT_CAMERA,
+	 },
+	{
+	 .name = "4:2:0, packed, NV12",
+	 .fourcc = V4L2_PIX_FMT_NV12,
+	 .flags = 0,
+	 .mmal = MMAL_ENCODING_NV12,
+	 .depth = 12,
+	 .mmal_component = MMAL_COMPONENT_CAMERA,
+	 },
 };
 
 static struct mmal_fmt *get_format(struct v4l2_format *f)
@@ -691,7 +723,7 @@ static int vidioc_g_fbuf(struct file *fi
 	a->fmt.bytesperline = (preview_port->es.video.width * 3)>>1;
 	a->fmt.sizeimage = (preview_port->es.video.width *
 			       preview_port->es.video.height * 3)>>1;
-	a->fmt.colorspace = V4L2_COLORSPACE_SMPTE170M;
+	a->fmt.colorspace = V4L2_COLORSPACE_JPEG;
 
 	return 0;
 }