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Commit 0a3a8a36 authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
Browse files

[media] vivi: fix colorspace setup 



Two of the four possible YUV formats got the wrong colorspace.

Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 77fc2863

drivers/media/video/vivi.c

+13 −12
Original line number Diff line number Diff line
@@ -80,7 +80,8 @@ static const u8 *font8x16; 
struct vivi_fmt {

	char  *name;

	u32   fourcc;          /* v4l2 format id */

	int   depth;

	u8    depth;

	bool  is_yuv;

};



static struct vivi_fmt formats[] = {
@@ -88,21 +89,25 @@ static struct vivi_fmt formats[] = { 
		.name     = "4:2:2, packed, YUYV",

		.fourcc   = V4L2_PIX_FMT_YUYV,

		.depth    = 16,

		.is_yuv   = true,

	},

	{

		.name     = "4:2:2, packed, UYVY",

		.fourcc   = V4L2_PIX_FMT_UYVY,

		.depth    = 16,

		.is_yuv   = true,

	},

	{

		.name     = "4:2:2, packed, YVYU",

		.fourcc   = V4L2_PIX_FMT_YVYU,

		.depth    = 16,

		.is_yuv   = true,

	},

	{

		.name     = "4:2:2, packed, VYUY",

		.fourcc   = V4L2_PIX_FMT_VYUY,

		.depth    = 16,

		.is_yuv   = true,

	},

	{

		.name     = "RGB565 (LE)",
@@ -309,15 +314,9 @@ static void precalculate_bars(struct vivi_dev *dev) 
		r = bars[dev->input].bar[k][0];

		g = bars[dev->input].bar[k][1];

		b = bars[dev->input].bar[k][2];

		is_yuv = 0;

		is_yuv = dev->fmt->is_yuv;



		switch (dev->fmt->fourcc) {

		case V4L2_PIX_FMT_YUYV:

		case V4L2_PIX_FMT_UYVY:

		case V4L2_PIX_FMT_YVYU:

		case V4L2_PIX_FMT_VYUY:

			is_yuv = 1;

			break;

		case V4L2_PIX_FMT_RGB565:

		case V4L2_PIX_FMT_RGB565X:

			r >>= 3;
@@ -330,6 +329,10 @@ static void precalculate_bars(struct vivi_dev *dev) 
			g >>= 3;

			b >>= 3;

			break;

		case V4L2_PIX_FMT_YUYV:

		case V4L2_PIX_FMT_UYVY:

		case V4L2_PIX_FMT_YVYU:

		case V4L2_PIX_FMT_VYUY:

		case V4L2_PIX_FMT_RGB24:

		case V4L2_PIX_FMT_BGR24:

		case V4L2_PIX_FMT_RGB32:
@@ -930,8 +933,7 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, 
		(f->fmt.pix.width * dev->fmt->depth) >> 3;

	f->fmt.pix.sizeimage =

		f->fmt.pix.height * f->fmt.pix.bytesperline;

	if (dev->fmt->fourcc == V4L2_PIX_FMT_YUYV ||

	    dev->fmt->fourcc == V4L2_PIX_FMT_UYVY)

	if (dev->fmt->is_yuv)

		f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;

	else

		f->fmt.pix.colorspace = V4L2_COLORSPACE_SRGB;
@@ -959,8 +961,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, 
		(f->fmt.pix.width * fmt->depth) >> 3;

	f->fmt.pix.sizeimage =

		f->fmt.pix.height * f->fmt.pix.bytesperline;

	if (fmt->fourcc == V4L2_PIX_FMT_YUYV ||

	    fmt->fourcc == V4L2_PIX_FMT_UYVY)

	if (fmt->is_yuv)

		f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;

	else

		f->fmt.pix.colorspace = V4L2_COLORSPACE_SRGB;