[PATCH 0/2] Add new controls for QP and layer bitrate

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* [PATCH 0/2] Add new controls for QP and layer bitrate
@ 2020-09-21 12:41 Dikshita Agarwal
  2020-09-21 12:41 ` [PATCH 1/2] media: v4l2-ctrl: Add frame-specific min/max qp controls for hevc Dikshita Agarwal
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Dikshita Agarwal @ 2020-09-21 12:41 UTC (permalink / raw)
  To: linux-media, linux-kernel, linux-arm-msm
  Cc: mchehab, hverkuil-cisco, ezequiel, stanimir.varbanov, vgarodia,
	majja, Dikshita Agarwal

This series adds frame specific min/max qp controls for hevc and
layer wise bitrate control for h264.

Dikshita Agarwal (2):
  media: v4l2-ctrl: Add frame-specific min/max qp controls for hevc
  media: v4l2-ctrl: Add layer wise bitrate controls for h264

 .../userspace-api/media/v4l/ext-ctrls-codec.rst    | 74 +++++++++++++++++++++-
 drivers/media/v4l2-core/v4l2-ctrls.c               | 15 +++++
 include/uapi/linux/v4l2-controls.h                 | 17 +++++
 3 files changed, 104 insertions(+), 2 deletions(-)

-- 
1.9.1


^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH 1/2] media: v4l2-ctrl: Add frame-specific min/max qp controls for hevc
  2020-09-21 12:41 [PATCH 0/2] Add new controls for QP and layer bitrate Dikshita Agarwal
@ 2020-09-21 12:41 ` Dikshita Agarwal
  2020-09-21 12:41 ` [PATCH 2/2] media: v4l2-ctrl: Add layer wise bitrate controls for h264 Dikshita Agarwal
  2020-09-21 12:52 ` [PATCH 0/2] Add new controls for QP and layer bitrate dikshita
  2 siblings, 0 replies; 4+ messages in thread
From: Dikshita Agarwal @ 2020-09-21 12:41 UTC (permalink / raw)
  To: linux-media, linux-kernel, linux-arm-msm
  Cc: mchehab, hverkuil-cisco, ezequiel, stanimir.varbanov, vgarodia,
	majja, Dikshita Agarwal

From: Dikshita Agarwal <dikshita@codeaurora.org>

- Adds min/max qp controls for B frame for h264.
- Adds min/max qp controls for I/P/B frames for hevc similar to h264.
- Update valid range of mim/max qp for hevc to accommodate 10 bit.

Signed-off-by: Dikshita Agarwal <dikshita@codeaurora.org>
---
 .../userspace-api/media/v4l/ext-ctrls-codec.rst    | 54 +++++++++++++++++++++-
 drivers/media/v4l2-core/v4l2-ctrls.c               |  8 ++++
 include/uapi/linux/v4l2-controls.h                 |  9 ++++
 3 files changed, 69 insertions(+), 2 deletions(-)

diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
index ce728c75..26f8220 100644
--- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
+++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
@@ -1182,6 +1182,18 @@ enum v4l2_mpeg_video_h264_entropy_mode -
     V4L2_CID_MPEG_VIDEO_H264_MAX_QP is also set, the quantization parameter
     should be chosen to meet both requirements.
 
+``V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MIN_QP (integer)``
+    Minimum quantization parameter for the H264 B frame to limit B frame
+    quality to a range. Valid range: from 0 to 51. If
+    V4L2_CID_MPEG_VIDEO_H264_MIN_QP is also set, the quantization parameter
+    should be chosen to meet both requirements.
+
+``V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MAX_QP (integer)``
+    Maximum quantization parameter for the H264 B frame to limit B frame
+    quality to a range. Valid range: from 0 to 51. If
+    V4L2_CID_MPEG_VIDEO_H264_MAX_QP is also set, the quantization parameter
+    should be chosen to meet both requirements.
+
 ``V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP (integer)``
     Quantization parameter for an I frame for MPEG4. Valid range: from 1
     to 31.
@@ -3441,11 +3453,13 @@ HEVC/H.265 Control IDs
 
 ``V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP (integer)``
     Minimum quantization parameter for HEVC.
-    Valid range: from 0 to 51.
+    Valid range: from 0 - 51 for 8 bit and
+    0 - 63 for 10 bit.
 
 ``V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP (integer)``
     Maximum quantization parameter for HEVC.
-    Valid range: from 0 to 51.
+    Valid range: from 0 - 51 for 8 bit and
+    0 - 63 for 10 bit
 
 ``V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_QP (integer)``
     Quantization parameter for an I frame for HEVC.
@@ -3462,6 +3476,42 @@ HEVC/H.265 Control IDs
     Valid range: [V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP,
     V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP].
 
+``V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_MIN_QP (integer)``
+    Minimum quantization parameter for the HEVC I frame to limit I frame
+    quality to a range. Valid range: from 0 to 51 for 8 bit, 0 - 63 for 10 bit.
+    If V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP is also set, the quantization parameter
+    should be chosen to meet both requirements.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_MAX_QP (integer)``
+    Maximum quantization parameter for the HEVC I frame to limit I frame
+    quality to a range. Valid range: from 0 to 51 for 8 bit, 0 - 63 for 10 bit.
+    If V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP is also set, the quantization parameter
+    should be chosen to meet both requirements.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_MIN_QP (integer)``
+    Minimum quantization parameter for the HEVC P frame to limit P frame
+    quality to a range. Valid range: from 0 to 51 for 8 bit, 0 - 63 for 10 bit.
+    If V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP is also set, the quantization parameter
+    should be chosen to meet both requirements.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_MAX_QP (integer)``
+    Maximum quantization parameter for the HEVC P frame to limit P frame
+    quality to a range. Valid range: from 0 to 51 for 8 bit, 0 - 63 for 10 bit.
+    If V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP is also set, the quantization parameter
+    should be chosen to meet both requirements.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_MIN_QP (integer)``
+    Minimum quantization parameter for the HEVC B frame to limit B frame
+    quality to a range. Valid range: from 0 to 51 for 8 bit, 0 - 63 for 10 bit.
+    If V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP is also set, the quantization parameter
+    should be chosen to meet both requirements.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_MAX_QP (integer)``
+    Maximum quantization parameter for the HEVC B frame to limit B frame
+    quality to a range. Valid range: from 0 to 51 for 8 bit, 0 - 63 for 10 bit.
+    If V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP is also set, the quantization parameter
+    should be chosen to meet both requirements.
+
 ``V4L2_CID_MPEG_VIDEO_HEVC_HIER_QP (boolean)``
     HIERARCHICAL_QP allows the host to specify the quantization parameter
     values for each temporal layer through HIERARCHICAL_QP_LAYER. This is
diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
index bd7f330..abef73e 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -920,6 +920,8 @@ const char *v4l2_ctrl_get_name(u32 id)
 	case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_MAX_QP:		return "H264 I-Frame Maximum QP Value";
 	case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MIN_QP:		return "H264 P-Frame Minimum QP Value";
 	case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MAX_QP:		return "H264 P-Frame Maximum QP Value";
+	case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MIN_QP:		return "H264 B-Frame Minimum QP Value";
+	case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MAX_QP:		return "H264 B-Frame Maximum QP Value";
 	case V4L2_CID_MPEG_VIDEO_H264_SPS:			return "H264 Sequence Parameter Set";
 	case V4L2_CID_MPEG_VIDEO_H264_PPS:			return "H264 Picture Parameter Set";
 	case V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX:		return "H264 Scaling Matrix";
@@ -978,6 +980,12 @@ const char *v4l2_ctrl_get_name(u32 id)
 	case V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_QP:		return "HEVC B-Frame QP Value";
 	case V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP:			return "HEVC Minimum QP Value";
 	case V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP:			return "HEVC Maximum QP Value";
+	case V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_MIN_QP:		return "HEVC I-Frame Minimum QP Value";
+	case V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_MAX_QP:		return "HEVC I-Frame Maximum QP Value";
+	case V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_MIN_QP:		return "HEVC P-Frame Minimum QP Value";
+	case V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_MAX_QP:		return "HEVC P-Frame Maximum QP Value";
+	case V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_MIN_QP:		return "HEVC B-Frame Minimum QP Value";
+	case V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_MAX_QP:		return "HEVC B-Frame Maximum QP Value";
 	case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:			return "HEVC Profile";
 	case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:			return "HEVC Level";
 	case V4L2_CID_MPEG_VIDEO_HEVC_TIER:			return "HEVC Tier";
diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h
index a184c49..7ba05fe 100644
--- a/include/uapi/linux/v4l2-controls.h
+++ b/include/uapi/linux/v4l2-controls.h
@@ -578,6 +578,8 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type {
 #define V4L2_CID_MPEG_VIDEO_H264_I_FRAME_MAX_QP	(V4L2_CID_MPEG_BASE+386)
 #define V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MIN_QP	(V4L2_CID_MPEG_BASE+387)
 #define V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MAX_QP	(V4L2_CID_MPEG_BASE+388)
+#define V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MIN_QP	(V4L2_CID_MPEG_BASE+389)
+#define V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MAX_QP	(V4L2_CID_MPEG_BASE+390)
 #define V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP	(V4L2_CID_MPEG_BASE+400)
 #define V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP	(V4L2_CID_MPEG_BASE+401)
 #define V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP	(V4L2_CID_MPEG_BASE+402)
@@ -762,6 +764,13 @@ enum v4l2_cid_mpeg_video_hevc_size_of_length_field {
 #define V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR	(V4L2_CID_MPEG_BASE + 644)
 #define V4L2_CID_MPEG_VIDEO_CONSTANT_QUALITY		(V4L2_CID_MPEG_BASE + 645)
 #define V4L2_CID_MPEG_VIDEO_FRAME_SKIP_MODE		(V4L2_CID_MPEG_BASE + 646)
+#define V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_MIN_QP	(V4L2_CID_MPEG_BASE+647)
+#define V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_MAX_QP	(V4L2_CID_MPEG_BASE+648)
+#define V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_MIN_QP	(V4L2_CID_MPEG_BASE+649)
+#define V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_MAX_QP	(V4L2_CID_MPEG_BASE+650)
+#define V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_MIN_QP	(V4L2_CID_MPEG_BASE+651)
+#define V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_MAX_QP	(V4L2_CID_MPEG_BASE+652)
+
 enum v4l2_mpeg_video_frame_skip_mode {
 	V4L2_MPEG_VIDEO_FRAME_SKIP_MODE_DISABLED	= 0,
 	V4L2_MPEG_VIDEO_FRAME_SKIP_MODE_LEVEL_LIMIT	= 1,
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [PATCH 2/2] media: v4l2-ctrl: Add layer wise bitrate controls for h264
  2020-09-21 12:41 [PATCH 0/2] Add new controls for QP and layer bitrate Dikshita Agarwal
  2020-09-21 12:41 ` [PATCH 1/2] media: v4l2-ctrl: Add frame-specific min/max qp controls for hevc Dikshita Agarwal
@ 2020-09-21 12:41 ` Dikshita Agarwal
  2020-09-21 12:52 ` [PATCH 0/2] Add new controls for QP and layer bitrate dikshita
  2 siblings, 0 replies; 4+ messages in thread
From: Dikshita Agarwal @ 2020-09-21 12:41 UTC (permalink / raw)
  To: linux-media, linux-kernel, linux-arm-msm
  Cc: mchehab, hverkuil-cisco, ezequiel, stanimir.varbanov, vgarodia,
	majja, Dikshita Agarwal

From: Dikshita Agarwal <dikshita@codeaurora.org>

Adds bitrate control for all coding layers for h264
same as hevc.

Signed-off-by: Dikshita Agarwal <dikshita@codeaurora.org>
---
 .../userspace-api/media/v4l/ext-ctrls-codec.rst      | 20 ++++++++++++++++++++
 drivers/media/v4l2-core/v4l2-ctrls.c                 |  7 +++++++
 include/uapi/linux/v4l2-controls.h                   |  8 ++++++++
 3 files changed, 35 insertions(+)

diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
index 26f8220..690b066 100644
--- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
+++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
@@ -1513,6 +1513,26 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type -
     * - Bit 16:32
       - Layer number
 
+``V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L0_BR (integer)``
+    Indicates bit rate for hierarchical coding layer 0 for H264 encoder.
+
+``V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L1_BR (integer)``
+    Indicates bit rate for hierarchical coding layer 1 for H264 encoder.
+
+``V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L2_BR (integer)``
+    Indicates bit rate for hierarchical coding layer 2 for H264 encoder.
+
+``V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L3_BR (integer)``
+    Indicates bit rate for hierarchical coding layer 3 for H264 encoder.
+
+``V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L4_BR (integer)``
+    Indicates bit rate for hierarchical coding layer 4 for H264 encoder.
+
+``V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L5_BR (integer)``
+    Indicates bit rate for hierarchical coding layer 5 for H264 encoder.
+
+``V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L6_BR (integer)``
+    Indicates bit rate for hierarchical coding layer 6 for H264 encoder.
 
 .. _v4l2-mpeg-h264:
 
diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
index abef73e..9296294 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -922,6 +922,13 @@ const char *v4l2_ctrl_get_name(u32 id)
 	case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MAX_QP:		return "H264 P-Frame Maximum QP Value";
 	case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MIN_QP:		return "H264 B-Frame Minimum QP Value";
 	case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MAX_QP:		return "H264 B-Frame Maximum QP Value";
+	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L0_BR:	return "H264 Hierarchical Lay 0 BitRate";
+	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L1_BR:	return "H264 Hierarchical Lay 1 BitRate";
+	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L2_BR:	return "H264 Hierarchical Lay 2 BitRate";
+	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L3_BR:	return "H264 Hierarchical Lay 3 BitRate";
+	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L4_BR:	return "H264 Hierarchical Lay 4 BitRate";
+	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L5_BR:	return "H264 Hierarchical Lay 5 BitRate";
+	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L6_BR:	return "H264 Hierarchical Lay 6 BitRate";
 	case V4L2_CID_MPEG_VIDEO_H264_SPS:			return "H264 Sequence Parameter Set";
 	case V4L2_CID_MPEG_VIDEO_H264_PPS:			return "H264 Picture Parameter Set";
 	case V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX:		return "H264 Scaling Matrix";
diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h
index 7ba05fe..b869b54 100644
--- a/include/uapi/linux/v4l2-controls.h
+++ b/include/uapi/linux/v4l2-controls.h
@@ -580,12 +580,20 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type {
 #define V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MAX_QP	(V4L2_CID_MPEG_BASE+388)
 #define V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MIN_QP	(V4L2_CID_MPEG_BASE+389)
 #define V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MAX_QP	(V4L2_CID_MPEG_BASE+390)
+#define V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L0_BR	(V4L2_CID_MPEG_BASE + 391)
+#define V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L1_BR	(V4L2_CID_MPEG_BASE + 392)
+#define V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L2_BR	(V4L2_CID_MPEG_BASE + 393)
+#define V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L3_BR	(V4L2_CID_MPEG_BASE + 394)
+#define V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L4_BR	(V4L2_CID_MPEG_BASE + 395)
+#define V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L5_BR	(V4L2_CID_MPEG_BASE + 396)
+#define V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L6_BR	(V4L2_CID_MPEG_BASE + 397)
 #define V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP	(V4L2_CID_MPEG_BASE+400)
 #define V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP	(V4L2_CID_MPEG_BASE+401)
 #define V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP	(V4L2_CID_MPEG_BASE+402)
 #define V4L2_CID_MPEG_VIDEO_MPEG4_MIN_QP	(V4L2_CID_MPEG_BASE+403)
 #define V4L2_CID_MPEG_VIDEO_MPEG4_MAX_QP	(V4L2_CID_MPEG_BASE+404)
 #define V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL		(V4L2_CID_MPEG_BASE+405)
+
 enum v4l2_mpeg_video_mpeg4_level {
 	V4L2_MPEG_VIDEO_MPEG4_LEVEL_0	= 0,
 	V4L2_MPEG_VIDEO_MPEG4_LEVEL_0B	= 1,
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH 0/2] Add new controls for QP and layer bitrate
  2020-09-21 12:41 [PATCH 0/2] Add new controls for QP and layer bitrate Dikshita Agarwal
  2020-09-21 12:41 ` [PATCH 1/2] media: v4l2-ctrl: Add frame-specific min/max qp controls for hevc Dikshita Agarwal
  2020-09-21 12:41 ` [PATCH 2/2] media: v4l2-ctrl: Add layer wise bitrate controls for h264 Dikshita Agarwal
@ 2020-09-21 12:52 ` dikshita
  2 siblings, 0 replies; 4+ messages in thread
From: dikshita @ 2020-09-21 12:52 UTC (permalink / raw)
  To: Dikshita Agarwal
  Cc: linux-media, linux-kernel, linux-arm-msm, mchehab, hverkuil-cisco,
	ezequiel, stanimir.varbanov, vgarodia, majja

Hi All,

Kindly ignore this patch series. Will be posting a new one.

Thanks,
Dikshita

On 2020-09-21 18:11, Dikshita Agarwal wrote:
> This series adds frame specific min/max qp controls for hevc and
> layer wise bitrate control for h264.
> 
> Dikshita Agarwal (2):
>   media: v4l2-ctrl: Add frame-specific min/max qp controls for hevc
>   media: v4l2-ctrl: Add layer wise bitrate controls for h264
> 
>  .../userspace-api/media/v4l/ext-ctrls-codec.rst    | 74 
> +++++++++++++++++++++-
>  drivers/media/v4l2-core/v4l2-ctrls.c               | 15 +++++
>  include/uapi/linux/v4l2-controls.h                 | 17 +++++
>  3 files changed, 104 insertions(+), 2 deletions(-)

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2020-09-21 12:57 UTC | newest]

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2020-09-21 12:41 ` [PATCH 2/2] media: v4l2-ctrl: Add layer wise bitrate controls for h264 Dikshita Agarwal
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