* [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
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