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xiaoxiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/nuttx.git
The following commit(s) were added to refs/heads/master by this push:
new d8ca744052 drivers/video: video driver supports NV12
d8ca744052 is described below
commit d8ca744052ad4fe159bbf3c3dc07eedcfa274c07
Author: yangsen5 <yangs...@xiaomi.com>
AuthorDate: Tue Aug 1 16:34:58 2023 +0800
drivers/video: video driver supports NV12
Signed-off-by: yangsen5 <yangs...@xiaomi.com>
---
arch/sim/src/sim/sim_camera.c | 4 ++++
drivers/video/video.c | 11 ++++++++++-
include/nuttx/video/imgdata.h | 1 +
include/nuttx/video/imgsensor.h | 1 +
4 files changed, 16 insertions(+), 1 deletion(-)
diff --git a/arch/sim/src/sim/sim_camera.c b/arch/sim/src/sim/sim_camera.c
index ce282e3cb2..ffd3dcc132 100644
--- a/arch/sim/src/sim/sim_camera.c
+++ b/arch/sim/src/sim/sim_camera.c
@@ -141,6 +141,10 @@ static uint32_t imgdata_fmt_to_v4l2(uint32_t pixelformat)
uint32_t fourcc;
switch (pixelformat)
{
+ case IMGDATA_PIX_FMT_NV12:
+ fourcc = V4L2_PIX_FMT_NV12;
+ break;
+
case IMGDATA_PIX_FMT_YUV420P:
fourcc = V4L2_PIX_FMT_YUV420;
break;
diff --git a/drivers/video/video.c b/drivers/video/video.c
index 92a450a16b..dfb00ae54e 100644
--- a/drivers/video/video.c
+++ b/drivers/video/video.c
@@ -465,6 +465,10 @@ static void convert_to_imgdatafmt(FAR video_format_t
*video,
data->height = video->height;
switch (video->pixelformat)
{
+ case V4L2_PIX_FMT_NV12:
+ data->pixelformat = IMGDATA_PIX_FMT_NV12;
+ break;
+
case V4L2_PIX_FMT_YUV420:
data->pixelformat = IMGDATA_PIX_FMT_YUV420P;
break;
@@ -500,6 +504,10 @@ static void convert_to_imgsensorfmt(FAR video_format_t
*video,
sensor->height = video->height;
switch (video->pixelformat)
{
+ case V4L2_PIX_FMT_NV12:
+ sensor->pixelformat = IMGSENSOR_PIX_FMT_NV12;
+ break;
+
case V4L2_PIX_FMT_YUV420:
sensor->pixelformat = IMGSENSOR_PIX_FMT_YUV420P;
break;
@@ -1610,6 +1618,7 @@ static size_t get_bufsize(FAR video_format_t *vf)
size_t ret = vf->width * vf->height;
switch (vf->pixelformat)
{
+ case V4L2_PIX_FMT_NV12:
case V4L2_PIX_FMT_YUV420:
return ret * 3 / 2;
case V4L2_PIX_FMT_YUYV:
@@ -1669,7 +1678,7 @@ static int video_try_fmt(FAR struct video_mng_s *priv,
v4l2->fmt.pix.pixelformat == V4L2_PIX_FMT_SUBIMG_UYVY ?
V4L2_PIX_FMT_UYVY : V4L2_PIX_FMT_RGB565;
break;
-
+ case V4L2_PIX_FMT_NV12:
case V4L2_PIX_FMT_YUV420:
case V4L2_PIX_FMT_YUYV:
case V4L2_PIX_FMT_UYVY:
diff --git a/include/nuttx/video/imgdata.h b/include/nuttx/video/imgdata.h
index 3e5e3bbab3..105b97f6e1 100644
--- a/include/nuttx/video/imgdata.h
+++ b/include/nuttx/video/imgdata.h
@@ -45,6 +45,7 @@
#define IMGDATA_PIX_FMT_SUBIMG_RGB565 (5)
#define IMGDATA_PIX_FMT_YUYV (6)
#define IMGDATA_PIX_FMT_YUV420P (7)
+#define IMGDATA_PIX_FMT_NV12 (8)
/* Method access helper macros */
diff --git a/include/nuttx/video/imgsensor.h b/include/nuttx/video/imgsensor.h
index 444c411cd6..36fa9baef1 100644
--- a/include/nuttx/video/imgsensor.h
+++ b/include/nuttx/video/imgsensor.h
@@ -121,6 +121,7 @@
#define IMGSENSOR_PIX_FMT_SUBIMG_RGB565 (5)
#define IMGSENSOR_PIX_FMT_YUYV (6)
#define IMGSENSOR_PIX_FMT_YUV420P (7)
+#define IMGSENSOR_PIX_FMT_NV12 (8)
/* Method access helper macros */
