[PATCH v2 12/12] media: rkvdec: h264: Support profile and level controls

Jonas Karlman jonas at kwiboo.se
Mon Jul 6 17:54:38 EDT 2020


The Rockchip Video Decoder used in RK3399 supports H.264 profiles from
Baseline to High 4:2:2 up to Level 5.1, except for the Extended profile.

Expose the V4L2_CID_MPEG_VIDEO_H264_PROFILE and the
V4L2_CID_MPEG_VIDEO_H264_LEVEL control, so that userspace can query the
driver for the list of supported profiles and level.

Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
Reviewed-by: Ezequiel Garcia <ezequiel at collabora.com>
---
Changes in v2:
- Moved to end
- Collect r-b tag
---
 drivers/staging/media/rkvdec/rkvdec.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/drivers/staging/media/rkvdec/rkvdec.c b/drivers/staging/media/rkvdec/rkvdec.c
index 4faee9262392..b21031535330 100644
--- a/drivers/staging/media/rkvdec/rkvdec.c
+++ b/drivers/staging/media/rkvdec/rkvdec.c
@@ -144,6 +144,19 @@ static const struct rkvdec_ctrl_desc rkvdec_h264_ctrl_descs[] = {
 		.cfg.def = V4L2_MPEG_VIDEO_H264_START_CODE_ANNEX_B,
 		.cfg.max = V4L2_MPEG_VIDEO_H264_START_CODE_ANNEX_B,
 	},
+	{
+		.cfg.id = V4L2_CID_MPEG_VIDEO_H264_PROFILE,
+		.cfg.min = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
+		.cfg.max = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422,
+		.cfg.menu_skip_mask =
+			BIT(V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED),
+		.cfg.def = V4L2_MPEG_VIDEO_H264_PROFILE_MAIN,
+	},
+	{
+		.cfg.id = V4L2_CID_MPEG_VIDEO_H264_LEVEL,
+		.cfg.min = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
+		.cfg.max = V4L2_MPEG_VIDEO_H264_LEVEL_5_1,
+	},
 };
 
 static const struct rkvdec_ctrls rkvdec_h264_ctrls = {
-- 
2.17.1




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