Mesa (master): st/va: implement HEVC encode functions
Leo Liu
leoliu at kemper.freedesktop.org
Mon Feb 5 14:18:52 UTC 2018
Module: Mesa
Branch: master
Commit: 5534a2791f9775c2c0a80fc24157d8e279d5eefb
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=5534a2791f9775c2c0a80fc24157d8e279d5eefb
Author: Boyuan Zhang <boyuan.zhang at amd.com>
Date: Thu Feb 1 16:25:44 2018 -0500
st/va: implement HEVC encode functions
Implement HEVC encode functions based on VAAPI HEVC encode interface.
Signed-off-by: Boyuan Zhang <boyuan.zhang at amd.com>
Acked-by: Christian König <christian.koenig at amd.com>
---
src/gallium/state_trackers/va/picture_hevc_enc.c | 150 ++++++++++++++++++++++-
1 file changed, 144 insertions(+), 6 deletions(-)
diff --git a/src/gallium/state_trackers/va/picture_hevc_enc.c b/src/gallium/state_trackers/va/picture_hevc_enc.c
index 4b562073aa..8906901b26 100644
--- a/src/gallium/state_trackers/va/picture_hevc_enc.c
+++ b/src/gallium/state_trackers/va/picture_hevc_enc.c
@@ -32,7 +32,50 @@
VAStatus
vlVaHandleVAEncPictureParameterBufferTypeHEVC(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
{
- /* TODO */
+ VAEncPictureParameterBufferHEVC *h265;
+ vlVaBuffer *coded_buf;
+ int i;
+
+ h265 = buf->data;
+ context->desc.h265enc.decoded_curr_pic = h265->decoded_curr_pic.picture_id;
+
+ for (i = 0; i < 15; i++)
+ context->desc.h265enc.reference_frames[i] = h265->reference_frames[i].picture_id;
+
+ context->desc.h265enc.pic_order_cnt = h265->decoded_curr_pic.pic_order_cnt;
+ coded_buf = handle_table_get(drv->htab, h265->coded_buf);
+
+ if (!coded_buf->derived_surface.resource)
+ coded_buf->derived_surface.resource = pipe_buffer_create(drv->pipe->screen, PIPE_BIND_VERTEX_BUFFER,
+ PIPE_USAGE_STREAM, coded_buf->size);
+
+ context->coded_buf = coded_buf;
+ context->desc.h265enc.pic.log2_parallel_merge_level_minus2 = h265->log2_parallel_merge_level_minus2;
+ context->desc.h265enc.pic.nal_unit_type = h265->nal_unit_type;
+ context->desc.h265enc.rc.quant_i_frames = h265->pic_init_qp;
+
+ switch(h265->pic_fields.bits.coding_type) {
+ case 1:
+ if (h265->pic_fields.bits.idr_pic_flag)
+ context->desc.h265enc.picture_type = PIPE_H265_ENC_PICTURE_TYPE_IDR;
+ else
+ context->desc.h265enc.picture_type = PIPE_H265_ENC_PICTURE_TYPE_I;
+ break;
+ case 2:
+ context->desc.h265enc.picture_type = PIPE_H265_ENC_PICTURE_TYPE_P;
+ break;
+ case 3:
+ case 4:
+ case 5:
+ return VA_STATUS_ERROR_UNIMPLEMENTED; //no b frame support
+ break;
+ }
+
+ context->desc.h265enc.pic.constrained_intra_pred_flag = h265->pic_fields.bits.constrained_intra_pred_flag;
+
+ util_hash_table_set(context->desc.h265enc.frame_idx,
+ UINT_TO_PTR(h265->decoded_curr_pic.picture_id),
+ UINT_TO_PTR(context->desc.h265enc.frame_num));
return VA_STATUS_SUCCESS;
}
@@ -40,7 +83,33 @@ vlVaHandleVAEncPictureParameterBufferTypeHEVC(vlVaDriver *drv, vlVaContext *cont
VAStatus
vlVaHandleVAEncSliceParameterBufferTypeHEVC(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
{
- /* TODO */
+ VAEncSliceParameterBufferHEVC *h265;
+
+ h265 = buf->data;
+ context->desc.h265enc.ref_idx_l0 = VA_INVALID_ID;
+ context->desc.h265enc.ref_idx_l1 = VA_INVALID_ID;
+
+ for (int i = 0; i < 15; i++) {
+ if (h265->ref_pic_list0[i].picture_id != VA_INVALID_ID) {
+ if (context->desc.h265enc.ref_idx_l0 == VA_INVALID_ID)
+ context->desc.h265enc.ref_idx_l0 = PTR_TO_UINT(util_hash_table_get(context->desc.h265enc.frame_idx,
+ UINT_TO_PTR(h265->ref_pic_list0[i].picture_id)));
+ }
+ if (h265->ref_pic_list1[i].picture_id != VA_INVALID_ID && h265->slice_type == 1) {
+ if (context->desc.h265enc.ref_idx_l1 == VA_INVALID_ID)
+ context->desc.h265enc.ref_idx_l1 = PTR_TO_UINT(util_hash_table_get(context->desc.h265enc.frame_idx,
+ UINT_TO_PTR(h265->ref_pic_list1[i].picture_id)));
+ }
+ }
+
+ context->desc.h265enc.slice.max_num_merge_cand = h265->max_num_merge_cand;
+ context->desc.h265enc.slice.slice_cb_qp_offset = h265->slice_cb_qp_offset;
+ context->desc.h265enc.slice.slice_cr_qp_offset = h265->slice_cr_qp_offset;
+ context->desc.h265enc.slice.slice_beta_offset_div2 = h265->slice_beta_offset_div2;
+ context->desc.h265enc.slice.slice_tc_offset_div2 = h265->slice_tc_offset_div2;
+ context->desc.h265enc.slice.cabac_init_flag = h265->slice_fields.bits.cabac_init_flag;
+ context->desc.h265enc.slice.slice_deblocking_filter_disabled_flag = h265->slice_fields.bits.slice_deblocking_filter_disabled_flag;
+ context->desc.h265enc.slice.slice_loop_filter_across_slices_enabled_flag = h265->slice_fields.bits.slice_loop_filter_across_slices_enabled_flag;
return VA_STATUS_SUCCESS;
}
@@ -48,7 +117,38 @@ vlVaHandleVAEncSliceParameterBufferTypeHEVC(vlVaDriver *drv, vlVaContext *contex
VAStatus
vlVaHandleVAEncSequenceParameterBufferTypeHEVC(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
{
- /* TODO */
+ VAEncSequenceParameterBufferHEVC *h265 = (VAEncSequenceParameterBufferHEVC *)buf->data;
+
+ if (!context->decoder) {
+ context->templat.level = h265->general_level_idc;
+ context->decoder = drv->pipe->create_video_codec(drv->pipe, &context->templat);
+
+ if (!context->decoder)
+ return VA_STATUS_ERROR_ALLOCATION_FAILED;
+ }
+
+ context->desc.h265enc.seq.general_profile_idc = h265->general_profile_idc;
+ context->desc.h265enc.seq.general_level_idc = h265->general_level_idc;
+ context->desc.h265enc.seq.general_tier_flag = h265->general_tier_flag;
+ context->desc.h265enc.seq.intra_period = h265->intra_period;
+ context->desc.h265enc.seq.pic_width_in_luma_samples = h265->pic_width_in_luma_samples;
+ context->desc.h265enc.seq.pic_height_in_luma_samples = h265->pic_height_in_luma_samples;
+ context->desc.h265enc.seq.chroma_format_idc = h265->seq_fields.bits.chroma_format_idc;
+ context->desc.h265enc.seq.bit_depth_luma_minus8 = h265->seq_fields.bits.bit_depth_luma_minus8;
+ context->desc.h265enc.seq.bit_depth_chroma_minus8 = h265->seq_fields.bits.bit_depth_chroma_minus8;
+ context->desc.h265enc.seq.strong_intra_smoothing_enabled_flag = h265->seq_fields.bits.strong_intra_smoothing_enabled_flag;
+ context->desc.h265enc.seq.amp_enabled_flag = h265->seq_fields.bits.amp_enabled_flag;
+ context->desc.h265enc.seq.sample_adaptive_offset_enabled_flag = h265->seq_fields.bits.sample_adaptive_offset_enabled_flag;
+ context->desc.h265enc.seq.pcm_enabled_flag = h265->seq_fields.bits.pcm_enabled_flag;
+ context->desc.h265enc.seq.sps_temporal_mvp_enabled_flag = h265->seq_fields.bits.sps_temporal_mvp_enabled_flag;
+ context->desc.h265enc.seq.log2_min_luma_coding_block_size_minus3 = h265->log2_min_luma_coding_block_size_minus3;
+ context->desc.h265enc.seq.log2_diff_max_min_luma_coding_block_size = h265->log2_diff_max_min_luma_coding_block_size;
+ context->desc.h265enc.seq.log2_min_transform_block_size_minus2 = h265->log2_min_transform_block_size_minus2;
+ context->desc.h265enc.seq.log2_diff_max_min_transform_block_size = h265->log2_diff_max_min_transform_block_size;
+ context->desc.h265enc.seq.max_transform_hierarchy_depth_inter = h265->max_transform_hierarchy_depth_inter;
+ context->desc.h265enc.seq.max_transform_hierarchy_depth_intra = h265->max_transform_hierarchy_depth_intra;
+ context->desc.h265enc.rc.frame_rate_num = h265->vui_time_scale;
+ context->desc.h265enc.rc.frame_rate_den = h265->vui_num_units_in_tick;
return VA_STATUS_SUCCESS;
}
@@ -56,7 +156,18 @@ vlVaHandleVAEncSequenceParameterBufferTypeHEVC(vlVaDriver *drv, vlVaContext *con
VAStatus
vlVaHandleVAEncMiscParameterTypeRateControlHEVC(vlVaContext *context, VAEncMiscParameterBuffer *misc)
{
- /* TODO */
+ VAEncMiscParameterRateControl *rc = (VAEncMiscParameterRateControl *)misc->data;
+
+ if (context->desc.h265enc.rc.rate_ctrl_method ==
+ PIPE_H265_ENC_RATE_CONTROL_METHOD_CONSTANT)
+ context->desc.h265enc.rc.target_bitrate = rc->bits_per_second;
+ else
+ context->desc.h265enc.rc.target_bitrate = rc->bits_per_second * (rc->target_percentage / 100.0);
+ context->desc.h265enc.rc.peak_bitrate = rc->bits_per_second;
+ if (context->desc.h265enc.rc.target_bitrate < 2000000)
+ context->desc.h265enc.rc.vbv_buffer_size = MIN2((context->desc.h265enc.rc.target_bitrate * 2.75), 2000000);
+ else
+ context->desc.h265enc.rc.vbv_buffer_size = context->desc.h265enc.rc.target_bitrate;
return VA_STATUS_SUCCESS;
}
@@ -64,12 +175,39 @@ vlVaHandleVAEncMiscParameterTypeRateControlHEVC(vlVaContext *context, VAEncMiscP
VAStatus
vlVaHandleVAEncMiscParameterTypeFrameRateHEVC(vlVaContext *context, VAEncMiscParameterBuffer *misc)
{
- /* TODO */
+ VAEncMiscParameterFrameRate *fr = (VAEncMiscParameterFrameRate *)misc->data;
+
+ if (fr->framerate & 0xffff0000) {
+ context->desc.h265enc.rc.frame_rate_num = fr->framerate & 0xffff;
+ context->desc.h265enc.rc.frame_rate_den = fr->framerate >> 16 & 0xffff;
+ } else {
+ context->desc.h265enc.rc.frame_rate_num = fr->framerate;
+ context->desc.h265enc.rc.frame_rate_den = 1;
+ }
return VA_STATUS_SUCCESS;
}
void getEncParamPresetH265(vlVaContext *context)
{
- /* TODO */
+ //rate control
+ context->desc.h265enc.rc.vbv_buffer_size = 20000000;
+ context->desc.h265enc.rc.vbv_buf_lv = 48;
+ context->desc.h265enc.rc.fill_data_enable = 1;
+ context->desc.h265enc.rc.enforce_hrd = 1;
+ if (context->desc.h265enc.rc.frame_rate_num == 0 ||
+ context->desc.h265enc.rc.frame_rate_den == 0) {
+ context->desc.h265enc.rc.frame_rate_num = 30;
+ context->desc.h265enc.rc.frame_rate_den = 1;
+ }
+ context->desc.h265enc.rc.target_bits_picture =
+ context->desc.h265enc.rc.target_bitrate *
+ ((float)context->desc.h265enc.rc.frame_rate_den /
+ context->desc.h265enc.rc.frame_rate_num);
+ context->desc.h265enc.rc.peak_bits_picture_integer =
+ context->desc.h265enc.rc.peak_bitrate *
+ ((float)context->desc.h265enc.rc.frame_rate_den /
+ context->desc.h265enc.rc.frame_rate_num);
+
+ context->desc.h265enc.rc.peak_bits_picture_fraction = 0;
}
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