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[media] vivid: support new multiplanar YUV formats 

Add support for the new YUV422M, YVU422M, YUV444M and YVU444M formats.
This allows applications to check their support for these formats.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Hans Verkuil 2016-02-20 06:57:38 -02:00 committed by Mauro Carvalho Chehab
parent 2ac7f08e30
commit 00036b307c
2 changed files with 69 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
drivers/media/platform/vivid/vivid-tpg.c
View File

@ -251,6 +251,10 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc)
tpg->planes = 3;
tpg->is_yuv = true;
break;
case V4L2_PIX_FMT_YUV422M:
case V4L2_PIX_FMT_YVU422M:
tpg->buffers = 3;
/* fall through */
case V4L2_PIX_FMT_YUV422P:
tpg->vdownsampling[1] = 1;
tpg->vdownsampling[2] = 1;
@ -283,6 +287,16 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc)
tpg->planes = 2;
tpg->is_yuv = true;
break;
case V4L2_PIX_FMT_YUV444M:
case V4L2_PIX_FMT_YVU444M:
tpg->buffers = 3;
tpg->planes = 3;
tpg->vdownsampling[1] = 1;
tpg->vdownsampling[2] = 1;
tpg->hdownsampling[1] = 1;
tpg->hdownsampling[2] = 1;
tpg->is_yuv = true;
break;
case V4L2_PIX_FMT_NV24:
case V4L2_PIX_FMT_NV42:
tpg->vdownsampling[1] = 1;
@ -368,6 +382,10 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc)
tpg->twopixelsize[0] = 4;
tpg->twopixelsize[1] = 4;
break;
case V4L2_PIX_FMT_YUV444M:
case V4L2_PIX_FMT_YVU444M:
case V4L2_PIX_FMT_YUV422M:
case V4L2_PIX_FMT_YVU422M:
case V4L2_PIX_FMT_YUV422P:
case V4L2_PIX_FMT_YUV420:
case V4L2_PIX_FMT_YVU420:
@ -933,6 +951,7 @@ static void gen_twopix(struct tpg_data *tpg,
buf[0][offset] = r_y;
buf[0][offset+1] = r_y == 0xff ? r_y : 0;
break;
case V4L2_PIX_FMT_YUV422M:
case V4L2_PIX_FMT_YUV422P:
case V4L2_PIX_FMT_YUV420:
case V4L2_PIX_FMT_YUV420M:
@ -947,6 +966,7 @@ static void gen_twopix(struct tpg_data *tpg,
buf[1][0] = g_u;
buf[2][0] = b_v;
break;
case V4L2_PIX_FMT_YVU422M:
case V4L2_PIX_FMT_YVU420:
case V4L2_PIX_FMT_YVU420M:
buf[0][offset] = r_y;
@ -988,6 +1008,18 @@ static void gen_twopix(struct tpg_data *tpg,
buf[1][1] = g_u;
break;
case V4L2_PIX_FMT_YUV444M:
buf[0][offset] = r_y;
buf[1][offset] = g_u;
buf[2][offset] = b_v;
break;
case V4L2_PIX_FMT_YVU444M:
buf[0][offset] = r_y;
buf[1][offset] = b_v;
buf[2][offset] = g_u;
break;
case V4L2_PIX_FMT_NV24:
buf[0][offset] = r_y;
buf[1][2 * offset] = g_u;

39
drivers/media/platform/vivid/vivid-vid-common.c
View File

@ -445,6 +445,9 @@ struct vivid_fmt vivid_formats[] = {
.planes = 1,
.buffers = 1,
},
/* Multiplanar formats */
{
.fourcc = V4L2_PIX_FMT_NV16M,
.vdownsampling = { 1, 1 },
@ -495,10 +498,42 @@ struct vivid_fmt vivid_formats[] = {
.planes = 2,
.buffers = 2,
},
{
.fourcc = V4L2_PIX_FMT_YUV422M,
.vdownsampling = { 1, 1, 1 },
.bit_depth = { 8, 4, 4 },
.is_yuv = true,
.planes = 3,
.buffers = 3,
},
{
.fourcc = V4L2_PIX_FMT_YVU422M,
.vdownsampling = { 1, 1, 1 },
.bit_depth = { 8, 4, 4 },
.is_yuv = true,
.planes = 3,
.buffers = 3,
},
{
.fourcc = V4L2_PIX_FMT_YUV444M,
.vdownsampling = { 1, 1, 1 },
.bit_depth = { 8, 8, 8 },
.is_yuv = true,
.planes = 3,
.buffers = 3,
},
{
.fourcc = V4L2_PIX_FMT_YVU444M,
.vdownsampling = { 1, 1, 1 },
.bit_depth = { 8, 8, 8 },
.is_yuv = true,
.planes = 3,
.buffers = 3,
},
};
/* There are 6 multiplanar formats in the list */
#define VIVID_MPLANAR_FORMATS 6
/* There are this many multiplanar formats in the list */
#define VIVID_MPLANAR_FORMATS 10
const struct vivid_fmt *vivid_get_format(struct vivid_dev *dev, u32 pixelformat)
{