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Message-Id: <20241022-submit-v5-2-552f0fec8cba@chromium.org>
Date: Tue, 22 Oct 2024 10:40:43 -0700
From: Fritz Koenig <frkoenig@...omium.org>
To: Stanimir Varbanov <stanimir.k.varbanov@...il.com>,
Vikash Garodia <quic_vgarodia@...cinc.com>,
Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
Dikshita Agarwal <quic_dikshita@...cinc.com>
Cc: Nathan Hebert <nhebert@...omium.org>, linux-media@...r.kernel.org,
linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
Fritz Koenig <frkoenig@...omium.org>
Subject: [PATCH v5 2/2] media: venus: Enable h.264 hierarchical coding
HFI supports hierarchical P encoding and the ability to specify the
bitrate for the different layers.
Connect the controls that V4L2 provides and HFI supports.
Signed-off-by: Fritz Koenig <frkoenig@...omium.org>
Reviewed-by: Dikshita Agarwal <quic_dikshita@...cinc.com>
---
drivers/media/platform/qcom/venus/core.h | 4 ++
drivers/media/platform/qcom/venus/venc.c | 71 +++++++++++++-------
drivers/media/platform/qcom/venus/venc_ctrls.c | 92 ++++++++++++++++++++++++++
3 files changed, 144 insertions(+), 23 deletions(-)
diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h
index 55202b89e1b9..fd46a7778d8c 100644
--- a/drivers/media/platform/qcom/venus/core.h
+++ b/drivers/media/platform/qcom/venus/core.h
@@ -26,6 +26,7 @@
#define VIDC_CLKS_NUM_MAX 4
#define VIDC_VCODEC_CLKS_NUM_MAX 2
#define VIDC_RESETS_NUM_MAX 2
+#define VIDC_MAX_HIER_CODING_LAYER 6
extern int venus_fw_debug;
@@ -255,6 +256,7 @@ struct venc_controls {
u32 rc_enable;
u32 const_quality;
u32 frame_skip_mode;
+ u32 layer_bitrate;
u32 h264_i_period;
u32 h264_entropy_mode;
@@ -273,6 +275,8 @@ struct venc_controls {
s32 h264_loop_filter_alpha;
s32 h264_loop_filter_beta;
u32 h264_8x8_transform;
+ u32 h264_hier_layers;
+ u32 h264_hier_layer_bitrate[VIDC_MAX_HIER_CODING_LAYER];
u32 hevc_i_qp;
u32 hevc_p_qp;
diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
index 3ec2fb8d9fab..75b832ffc0f9 100644
--- a/drivers/media/platform/qcom/venus/venc.c
+++ b/drivers/media/platform/qcom/venus/venc.c
@@ -734,6 +734,29 @@ static int venc_set_properties(struct venus_inst *inst)
if (ret)
return ret;
+ if (ctr->layer_bitrate) {
+ unsigned int i;
+
+ ptype = HFI_PROPERTY_PARAM_VENC_HIER_P_MAX_NUM_ENH_LAYER;
+ ret = hfi_session_set_property(inst, ptype, &ctr->h264_hier_layers);
+ if (ret)
+ return ret;
+
+ ptype = HFI_PROPERTY_CONFIG_VENC_HIER_P_ENH_LAYER;
+ ret = hfi_session_set_property(inst, ptype, &ctr->layer_bitrate);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < ctr->h264_hier_layers; ++i) {
+ ptype = HFI_PROPERTY_CONFIG_VENC_TARGET_BITRATE;
+ brate.bitrate = ctr->h264_hier_layer_bitrate[i];
+ brate.layer_id = i;
+
+ ret = hfi_session_set_property(inst, ptype, &brate);
+ if (ret)
+ return ret;
+ }
+ }
}
if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_H264 ||
@@ -823,18 +846,33 @@ static int venc_set_properties(struct venus_inst *inst)
return ret;
}
- if (!ctr->bitrate)
- bitrate = 64000;
- else
- bitrate = ctr->bitrate;
+ if (!ctr->layer_bitrate) {
+ if (!ctr->bitrate)
+ bitrate = 64000;
+ else
+ bitrate = ctr->bitrate;
- ptype = HFI_PROPERTY_CONFIG_VENC_TARGET_BITRATE;
- brate.bitrate = bitrate;
- brate.layer_id = 0;
+ ptype = HFI_PROPERTY_CONFIG_VENC_TARGET_BITRATE;
+ brate.bitrate = bitrate;
+ brate.layer_id = 0;
- ret = hfi_session_set_property(inst, ptype, &brate);
- if (ret)
- return ret;
+ ret = hfi_session_set_property(inst, ptype, &brate);
+ if (ret)
+ return ret;
+
+ if (!ctr->bitrate_peak)
+ bitrate *= 2;
+ else
+ bitrate = ctr->bitrate_peak;
+
+ ptype = HFI_PROPERTY_CONFIG_VENC_MAX_BITRATE;
+ brate.bitrate = bitrate;
+ brate.layer_id = 0;
+
+ ret = hfi_session_set_property(inst, ptype, &brate);
+ if (ret)
+ return ret;
+ }
if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_H264 ||
inst->fmt_cap->pixfmt == V4L2_PIX_FMT_HEVC) {
@@ -849,19 +887,6 @@ static int venc_set_properties(struct venus_inst *inst)
return ret;
}
- if (!ctr->bitrate_peak)
- bitrate *= 2;
- else
- bitrate = ctr->bitrate_peak;
-
- ptype = HFI_PROPERTY_CONFIG_VENC_MAX_BITRATE;
- brate.bitrate = bitrate;
- brate.layer_id = 0;
-
- ret = hfi_session_set_property(inst, ptype, &brate);
- if (ret)
- return ret;
-
ptype = HFI_PROPERTY_PARAM_VENC_SESSION_QP;
if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_HEVC) {
quant.qp_i = ctr->hevc_i_qp;
diff --git a/drivers/media/platform/qcom/venus/venc_ctrls.c b/drivers/media/platform/qcom/venus/venc_ctrls.c
index 3e1f6f26eddf..e340783a4ef2 100644
--- a/drivers/media/platform/qcom/venus/venc_ctrls.c
+++ b/drivers/media/platform/qcom/venus/venc_ctrls.c
@@ -346,6 +346,55 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
ctr->h264_8x8_transform = ctrl->val;
break;
+ case V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_TYPE:
+ if (ctrl->val != V4L2_MPEG_VIDEO_H264_HIERARCHICAL_CODING_P)
+ return -EINVAL;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING:
+ ctr->layer_bitrate = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_LAYER:
+ if (ctrl->val > VIDC_MAX_HIER_CODING_LAYER)
+ return -EINVAL;
+ ctr->h264_hier_layers = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L0_BR:
+ ctr->h264_hier_layer_bitrate[0] = ctrl->val;
+ ret = dynamic_bitrate_update(inst, ctr->h264_hier_layer_bitrate[0], 0);
+ if (ret)
+ return ret;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L1_BR:
+ ctr->h264_hier_layer_bitrate[1] = ctrl->val;
+ ret = dynamic_bitrate_update(inst, ctr->h264_hier_layer_bitrate[1], 1);
+ if (ret)
+ return ret;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L2_BR:
+ ctr->h264_hier_layer_bitrate[2] = ctrl->val;
+ ret = dynamic_bitrate_update(inst, ctr->h264_hier_layer_bitrate[2], 2);
+ if (ret)
+ return ret;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L3_BR:
+ ctr->h264_hier_layer_bitrate[3] = ctrl->val;
+ ret = dynamic_bitrate_update(inst, ctr->h264_hier_layer_bitrate[3], 3);
+ if (ret)
+ return ret;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L4_BR:
+ ctr->h264_hier_layer_bitrate[4] = ctrl->val;
+ ret = dynamic_bitrate_update(inst, ctr->h264_hier_layer_bitrate[4], 4);
+ if (ret)
+ return ret;
+ break;
+ case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L5_BR:
+ ctr->h264_hier_layer_bitrate[5] = ctrl->val;
+ ret = dynamic_bitrate_update(inst, ctr->h264_hier_layer_bitrate[5], 5);
+ if (ret)
+ return ret;
+ break;
+
default:
return -EINVAL;
}
@@ -628,6 +677,49 @@ int venc_ctrl_init(struct venus_inst *inst)
V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD, 0,
((4096 * 2304) >> 8), 1, 0);
+ if (IS_V4(inst->core) || IS_V6(inst->core)) {
+ v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_TYPE,
+ V4L2_MPEG_VIDEO_H264_HIERARCHICAL_CODING_P,
+ 1, V4L2_MPEG_VIDEO_H264_HIERARCHICAL_CODING_P);
+
+ v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING, 0, 1, 1, 0);
+
+ v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_LAYER, 0,
+ VIDC_MAX_HIER_CODING_LAYER, 1, 0);
+
+ v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L0_BR,
+ BITRATE_MIN, BITRATE_MAX, BITRATE_STEP, BITRATE_DEFAULT);
+
+ v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L1_BR,
+ BITRATE_MIN, BITRATE_MAX,
+ BITRATE_STEP, BITRATE_DEFAULT);
+
+ v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L2_BR,
+ BITRATE_MIN, BITRATE_MAX,
+ BITRATE_STEP, BITRATE_DEFAULT);
+
+ v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L3_BR,
+ BITRATE_MIN, BITRATE_MAX,
+ BITRATE_STEP, BITRATE_DEFAULT);
+
+ v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L4_BR,
+ BITRATE_MIN, BITRATE_MAX,
+ BITRATE_STEP, BITRATE_DEFAULT);
+
+ v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L5_BR,
+ BITRATE_MIN, BITRATE_MAX,
+ BITRATE_STEP, BITRATE_DEFAULT);
+ }
+
ret = inst->ctrl_handler.error;
if (ret)
goto err;
--
2.47.0.105.g07ac214952-goog
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