Add support for V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM control for
H264 high profile and constrained high profile.
Signed-off-by: Mansur Alisha Shaik <mansur@xxxxxxxxxxxxxx>
Changes in V3:
- Corrected structure names
- Added the detailed comment for why 8x8 transform can't disable for HP
---
drivers/media/platform/qcom/venus/core.h | 1 +
drivers/media/platform/qcom/venus/hfi_cmds.c | 8 +++++++
.../media/platform/qcom/venus/hfi_helper.h | 5 ++++
drivers/media/platform/qcom/venus/venc.c | 12 ++++++++++
.../media/platform/qcom/venus/venc_ctrls.c | 24 ++++++++++++++++++-
5 files changed, 49 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h
index 8df2d497d706..39dfab4da749 100644
--- a/drivers/media/platform/qcom/venus/core.h
+++ b/drivers/media/platform/qcom/venus/core.h
@@ -234,6 +234,7 @@ struct venc_controls {
u32 h264_loop_filter_mode;
s32 h264_loop_filter_alpha;
s32 h264_loop_filter_beta;
+ u32 h264_8x8_transform;
u32 hevc_i_qp;
u32 hevc_p_qp;
diff --git a/drivers/media/platform/qcom/venus/hfi_cmds.c b/drivers/media/platform/qcom/venus/hfi_cmds.c
index f51024786991..60f4b8e4b8d0 100644
--- a/drivers/media/platform/qcom/venus/hfi_cmds.c
+++ b/drivers/media/platform/qcom/venus/hfi_cmds.c
@@ -1239,6 +1239,14 @@ pkt_session_set_property_4xx(struct hfi_session_set_property_pkt *pkt,
break;
}
+ case HFI_PROPERTY_PARAM_VENC_H264_TRANSFORM_8X8: {
+ struct hfi_h264_8x8_transform *in = pdata, *tm = prop_data;
+
+ tm->enable_type = in->enable_type;
+ pkt->shdr.hdr.size += sizeof(u32) + sizeof(*tm);
+ break;
+ }
+
case HFI_PROPERTY_CONFIG_VENC_MAX_BITRATE:
case HFI_PROPERTY_CONFIG_VDEC_POST_LOOP_DEBLOCKER:
case HFI_PROPERTY_PARAM_BUFFER_ALLOC_MODE:
diff --git a/drivers/media/platform/qcom/venus/hfi_helper.h b/drivers/media/platform/qcom/venus/hfi_helper.h
index b0a9beb4163c..bec4feb63ceb 100644
--- a/drivers/media/platform/qcom/venus/hfi_helper.h
+++ b/drivers/media/platform/qcom/venus/hfi_helper.h
@@ -507,6 +507,7 @@
#define HFI_PROPERTY_PARAM_VENC_MAX_NUM_B_FRAMES 0x2005020
#define HFI_PROPERTY_PARAM_VENC_H264_VUI_BITSTREAM_RESTRC 0x2005021
#define HFI_PROPERTY_PARAM_VENC_PRESERVE_TEXT_QUALITY 0x2005023
+#define HFI_PROPERTY_PARAM_VENC_H264_TRANSFORM_8X8 0x2005025
#define HFI_PROPERTY_PARAM_VENC_HIER_P_MAX_NUM_ENH_LAYER 0x2005026
#define HFI_PROPERTY_PARAM_VENC_DISABLE_RC_TIMESTAMP 0x2005027
#define HFI_PROPERTY_PARAM_VENC_INITIAL_QP 0x2005028
@@ -562,6 +563,10 @@ struct hfi_bitrate {
u32 layer_id;
};
+struct hfi_h264_8x8_transform {
+ u32 enable_type;
+};
+
#define HFI_CAPABILITY_FRAME_WIDTH 0x01
#define HFI_CAPABILITY_FRAME_HEIGHT 0x02
#define HFI_CAPABILITY_MBS_PER_FRAME 0x03
diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
index 8dd49d4f124c..18c36958342e 100644
--- a/drivers/media/platform/qcom/venus/venc.c
+++ b/drivers/media/platform/qcom/venus/venc.c
@@ -567,6 +567,7 @@ static int venc_set_properties(struct venus_inst *inst)
struct hfi_h264_vui_timing_info info;
struct hfi_h264_entropy_control entropy;
struct hfi_h264_db_control deblock;
+ struct hfi_h264_8x8_transform h264_transform;
ptype = HFI_PROPERTY_PARAM_VENC_H264_VUI_TIMING_INFO;
info.enable = 1;
@@ -597,6 +598,17 @@ static int venc_set_properties(struct venus_inst *inst)
ret = hfi_session_set_property(inst, ptype, &deblock);
if (ret)
return ret;
+
+ ptype = HFI_PROPERTY_PARAM_VENC_H264_TRANSFORM_8X8;
+ h264_transform.enable_type = 0;
+ if (ctr->profile.h264 == HFI_H264_PROFILE_HIGH ||
+ ctr->profile.h264 == HFI_H264_PROFILE_CONSTRAINED_HIGH)
+ h264_transform.enable_type = ctr->h264_8x8_transform;
+
+ ret = hfi_session_set_property(inst, ptype, &h264_transform);
+ if (ret)
+ return ret;
+
}
if (inst->fmt_cap->pixfmt == V4L2_PIX_FMT_H264 ||
diff --git a/drivers/media/platform/qcom/venus/venc_ctrls.c b/drivers/media/platform/qcom/venus/venc_ctrls.c
index 637c92f6c5be..f39784f8aa3a 100644
--- a/drivers/media/platform/qcom/venus/venc_ctrls.c
+++ b/drivers/media/platform/qcom/venus/venc_ctrls.c
@@ -319,6 +319,25 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
case V4L2_CID_COLORIMETRY_HDR10_MASTERING_DISPLAY:
ctr->mastering = *ctrl->p_new.p_hdr10_mastering;
break;
+ case V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM:
+ if (ctr->profile.h264 != HFI_H264_PROFILE_HIGH &&
+ ctr->profile.h264 != HFI_H264_PROFILE_CONSTRAINED_HIGH)
+ return -EINVAL;
+
+ /*
+ * In video firmware, 8x8 transform is supported only for
+ * high profile(HP) and constrained high profile(CHP).
+ * If client wants to disable 8x8 transform for HP/CHP,
+ * it is better to set profile as main profile(MP).
+ * Because there is no difference between HP and MP
+ * if we disable 8x8 transform for HP.
+ */
+
+ if (ctrl->val == 0)
+ return -EINVAL;
+
+ ctr->h264_8x8_transform = ctrl->val;
+ break;
default:
return -EINVAL;
}
@@ -334,7 +353,7 @@ int venc_ctrl_init(struct venus_inst *inst)
{
int ret;
- ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 57);
+ ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 58);
if (ret)
return ret;
@@ -437,6 +456,9 @@ int venc_ctrl_init(struct venus_inst *inst)
v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
V4L2_CID_MPEG_VIDEO_H264_I_FRAME_MIN_QP, 1, 51, 1, 1);
+ v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM, 0, 1, 1, 0);
+
v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MIN_QP, 1, 51, 1, 1);
--
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of Code Aurora Forum, hosted by The Linux Foundation
