From: Hans Verkuil <hans.verk...@cisco.com>
Add support for (A/X)RGB444 formats.
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
---
drivers/media/platform/vivid/vivid-tpg.c | 21 +++++++++++++++++++++
drivers/media/platform/vivid/vivid-vid-common.c | 25 +++++++++++++++++++++++++
2 files changed, 46 insertions(+)
diff --git a/drivers/media/platform/vivid/vivid-tpg.c
b/drivers/media/platform/vivid/vivid-tpg.c
index e7086e1..fcb2486 100644
--- a/drivers/media/platform/vivid/vivid-tpg.c
+++ b/drivers/media/platform/vivid/vivid-tpg.c
@@ -190,6 +190,9 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc)
switch (fourcc) {
case V4L2_PIX_FMT_RGB565:
case V4L2_PIX_FMT_RGB565X:
+ case V4L2_PIX_FMT_RGB444:
+ case V4L2_PIX_FMT_XRGB444:
+ case V4L2_PIX_FMT_ARGB444:
case V4L2_PIX_FMT_RGB555:
case V4L2_PIX_FMT_XRGB555:
case V4L2_PIX_FMT_ARGB555:
@@ -264,6 +267,9 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc)
switch (fourcc) {
case V4L2_PIX_FMT_RGB565:
case V4L2_PIX_FMT_RGB565X:
+ case V4L2_PIX_FMT_RGB444:
+ case V4L2_PIX_FMT_XRGB444:
+ case V4L2_PIX_FMT_ARGB444:
case V4L2_PIX_FMT_RGB555:
case V4L2_PIX_FMT_XRGB555:
case V4L2_PIX_FMT_ARGB555:
@@ -701,6 +707,13 @@ static void precalculate_color(struct tpg_data *tpg, int k)
g >>= 6;
b >>= 7;
break;
+ case V4L2_PIX_FMT_RGB444:
+ case V4L2_PIX_FMT_XRGB444:
+ case V4L2_PIX_FMT_ARGB444:
+ r >>= 8;
+ g >>= 8;
+ b >>= 8;
+ break;
case V4L2_PIX_FMT_RGB555:
case V4L2_PIX_FMT_XRGB555:
case V4L2_PIX_FMT_ARGB555:
@@ -855,6 +868,14 @@ static void gen_twopix(struct tpg_data *tpg,
buf[0][offset] = (r_y << 3) | (g_u >> 3);
buf[0][offset + 1] = (g_u << 5) | b_v;
break;
+ case V4L2_PIX_FMT_RGB444:
+ case V4L2_PIX_FMT_XRGB444:
+ alpha = 0;
+ /* fall through */
+ case V4L2_PIX_FMT_ARGB444:
+ buf[0][offset] = (g_u << 4) | b_v;
+ buf[0][offset + 1] = (alpha & 0xf0) | r_y;
+ break;
case V4L2_PIX_FMT_RGB555:
case V4L2_PIX_FMT_XRGB555:
alpha = 0;
diff --git a/drivers/media/platform/vivid/vivid-vid-common.c
b/drivers/media/platform/vivid/vivid-vid-common.c
index 7cb4aa0..cb73c1b 100644
--- a/drivers/media/platform/vivid/vivid-vid-common.c
+++ b/drivers/media/platform/vivid/vivid-vid-common.c
@@ -171,6 +171,31 @@ struct vivid_fmt vivid_formats[] = {
.can_do_overlay = true,
},
{
+ .name = "RGB444",
+ .fourcc = V4L2_PIX_FMT_RGB444, /* xxxxrrrr ggggbbbb */
+ .vdownsampling = { 1 },
+ .bit_depth = { 16 },
+ .planes = 1,
+ .buffers = 1,
+ },
+ {
+ .name = "XRGB444",
+ .fourcc = V4L2_PIX_FMT_XRGB444, /* xxxxrrrr ggggbbbb */
+ .vdownsampling = { 1 },
+ .bit_depth = { 16 },
+ .planes = 1,
+ .buffers = 1,
+ },
+ {
+ .name = "ARGB444",
+ .fourcc = V4L2_PIX_FMT_ARGB444, /* aaaarrrr ggggbbbb */
+ .vdownsampling = { 1 },
+ .bit_depth = { 16 },
+ .planes = 1,
+ .buffers = 1,
+ .alpha_mask = 0x00f0,
+ },
+ {
.name = "RGB555 (LE)",
.fourcc = V4L2_PIX_FMT_RGB555, /* gggbbbbb arrrrrgg */
.vdownsampling = { 1 },
--
2.1.4
--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
