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libs: encoder: h265: extract slice creation from add_slice_headers
extract slice creation details from add_slice_headers, and let the add_slice_headers just focuses on calculating slice start address and CTU number. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-vaapi/-/merge_requests/294>
This commit is contained in:
He Junyan
parent
6c76e81cb6
commit
bc1c97c755
1 changed files with 99 additions and 81 deletions
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@ -1811,6 +1811,97 @@ fill_picture (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture,
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return TRUE;
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}
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static GstVaapiEncSlice *
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create_and_fill_one_slice (GstVaapiEncoderH265 * encoder,
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GstVaapiEncPicture * picture,
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GstVaapiEncoderH265Ref ** reflist_0, guint reflist_0_count,
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GstVaapiEncoderH265Ref ** reflist_1, guint reflist_1_count)
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{
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VAEncSliceParameterBufferHEVC *slice_param;
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GstVaapiEncSlice *slice;
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guint i_ref;
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slice = GST_VAAPI_ENC_SLICE_NEW (HEVC, encoder);
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g_assert (slice && slice->param_id != VA_INVALID_ID);
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slice_param = slice->param;
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memset (slice_param, 0, sizeof (VAEncSliceParameterBufferHEVC));
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slice_param->slice_type = h265_get_slice_type (picture->type);
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if (encoder->low_delay_b && slice_param->slice_type == GST_H265_P_SLICE) {
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slice_param->slice_type = GST_H265_B_SLICE;
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}
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slice_param->slice_pic_parameter_set_id = 0;
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slice_param->slice_fields.bits.num_ref_idx_active_override_flag =
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reflist_0_count || reflist_1_count;
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if (picture->type != GST_VAAPI_PICTURE_TYPE_I && reflist_0_count > 0)
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slice_param->num_ref_idx_l0_active_minus1 = reflist_0_count - 1;
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else
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slice_param->num_ref_idx_l0_active_minus1 = 0;
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if (picture->type == GST_VAAPI_PICTURE_TYPE_B && reflist_1_count > 0)
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slice_param->num_ref_idx_l1_active_minus1 = reflist_1_count - 1;
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else
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slice_param->num_ref_idx_l1_active_minus1 = 0;
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if (picture->type == GST_VAAPI_PICTURE_TYPE_P && encoder->low_delay_b)
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slice_param->num_ref_idx_l1_active_minus1 =
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slice_param->num_ref_idx_l0_active_minus1;
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i_ref = 0;
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if (picture->type != GST_VAAPI_PICTURE_TYPE_I) {
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for (; i_ref < reflist_0_count; ++i_ref) {
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slice_param->ref_pic_list0[i_ref].picture_id =
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GST_VAAPI_SURFACE_PROXY_SURFACE_ID (reflist_0[i_ref]->pic);
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slice_param->ref_pic_list0[i_ref].pic_order_cnt = reflist_0[i_ref]->poc;
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}
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}
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for (; i_ref < G_N_ELEMENTS (slice_param->ref_pic_list0); ++i_ref) {
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slice_param->ref_pic_list0[i_ref].picture_id = VA_INVALID_SURFACE;
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slice_param->ref_pic_list0[i_ref].flags = VA_PICTURE_HEVC_INVALID;
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}
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i_ref = 0;
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if (picture->type == GST_VAAPI_PICTURE_TYPE_B) {
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for (; i_ref < reflist_1_count; ++i_ref) {
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slice_param->ref_pic_list1[i_ref].picture_id =
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GST_VAAPI_SURFACE_PROXY_SURFACE_ID (reflist_1[i_ref]->pic);
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slice_param->ref_pic_list1[i_ref].pic_order_cnt = reflist_1[i_ref]->poc;
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}
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} else if (picture->type == GST_VAAPI_PICTURE_TYPE_P && encoder->low_delay_b) {
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for (; i_ref < reflist_0_count; ++i_ref) {
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slice_param->ref_pic_list1[i_ref].picture_id =
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GST_VAAPI_SURFACE_PROXY_SURFACE_ID (reflist_0[i_ref]->pic);
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slice_param->ref_pic_list1[i_ref].pic_order_cnt = reflist_0[i_ref]->poc;
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}
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}
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for (; i_ref < G_N_ELEMENTS (slice_param->ref_pic_list1); ++i_ref) {
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slice_param->ref_pic_list1[i_ref].picture_id = VA_INVALID_SURFACE;
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slice_param->ref_pic_list1[i_ref].flags = VA_PICTURE_HEVC_INVALID;
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}
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slice_param->max_num_merge_cand = 5; /* MaxNumMergeCand */
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slice_param->slice_qp_delta = encoder->qp_i - encoder->init_qp;
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if (GST_VAAPI_ENCODER_RATE_CONTROL (encoder) == GST_VAAPI_RATECONTROL_CQP) {
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if (picture->type == GST_VAAPI_PICTURE_TYPE_P) {
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slice_param->slice_qp_delta += encoder->qp_ip;
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} else if (picture->type == GST_VAAPI_PICTURE_TYPE_B) {
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slice_param->slice_qp_delta += encoder->qp_ib;
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}
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if ((gint) encoder->init_qp + slice_param->slice_qp_delta <
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(gint) encoder->min_qp) {
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slice_param->slice_qp_delta = encoder->min_qp - encoder->init_qp;
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}
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if ((gint) encoder->init_qp + slice_param->slice_qp_delta >
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(gint) encoder->max_qp) {
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slice_param->slice_qp_delta = encoder->max_qp - encoder->init_qp;
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}
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}
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slice_param->slice_fields.bits.slice_loop_filter_across_slices_enabled_flag =
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TRUE;
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return slice;
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}
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/* Adds slice headers to picture */
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static gboolean
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add_slice_headers (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture,
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@ -1823,7 +1914,7 @@ add_slice_headers (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture,
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guint ctu_size;
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guint ctu_width_round_factor;
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guint last_ctu_index;
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guint i_slice, i_ref;
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guint i_slice;
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g_assert (picture);
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@ -1842,6 +1933,10 @@ add_slice_headers (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture,
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--slice_mod_ctus;
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}
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slice = create_and_fill_one_slice (encoder, picture,
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reflist_0, reflist_0_count, reflist_1, reflist_1_count);
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slice_param = slice->param;
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/* Work-around for satisfying the VA-Intel driver.
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* The driver only support multi slice begin from row start address */
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ctu_width_round_factor =
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@ -1850,11 +1945,6 @@ add_slice_headers (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture,
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if ((last_ctu_index + cur_slice_ctus) > ctu_size)
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cur_slice_ctus = ctu_size - last_ctu_index;
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slice = GST_VAAPI_ENC_SLICE_NEW (HEVC, encoder);
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g_assert (slice && slice->param_id != VA_INVALID_ID);
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slice_param = slice->param;
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memset (slice_param, 0, sizeof (VAEncSliceParameterBufferHEVC));
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if (i_slice == 0) {
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encoder->first_slice_segment_in_pic_flag = TRUE;
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slice_param->slice_segment_address = 0;
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@ -1863,79 +1953,6 @@ add_slice_headers (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture,
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slice_param->slice_segment_address = last_ctu_index;
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}
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slice_param->num_ctu_in_slice = cur_slice_ctus;
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slice_param->slice_type = h265_get_slice_type (picture->type);
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if (encoder->low_delay_b && slice_param->slice_type == GST_H265_P_SLICE) {
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slice_param->slice_type = GST_H265_B_SLICE;
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}
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slice_param->slice_pic_parameter_set_id = 0;
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slice_param->slice_fields.bits.num_ref_idx_active_override_flag =
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reflist_0_count || reflist_1_count;
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if (picture->type != GST_VAAPI_PICTURE_TYPE_I && reflist_0_count > 0)
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slice_param->num_ref_idx_l0_active_minus1 = reflist_0_count - 1;
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else
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slice_param->num_ref_idx_l0_active_minus1 = 0;
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if (picture->type == GST_VAAPI_PICTURE_TYPE_B && reflist_1_count > 0)
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slice_param->num_ref_idx_l1_active_minus1 = reflist_1_count - 1;
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else
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slice_param->num_ref_idx_l1_active_minus1 = 0;
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if (picture->type == GST_VAAPI_PICTURE_TYPE_P && encoder->low_delay_b)
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slice_param->num_ref_idx_l1_active_minus1 =
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slice_param->num_ref_idx_l0_active_minus1;
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i_ref = 0;
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if (picture->type != GST_VAAPI_PICTURE_TYPE_I) {
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for (; i_ref < reflist_0_count; ++i_ref) {
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slice_param->ref_pic_list0[i_ref].picture_id =
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GST_VAAPI_SURFACE_PROXY_SURFACE_ID (reflist_0[i_ref]->pic);
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slice_param->ref_pic_list0[i_ref].pic_order_cnt = reflist_0[i_ref]->poc;
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}
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}
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for (; i_ref < G_N_ELEMENTS (slice_param->ref_pic_list0); ++i_ref) {
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slice_param->ref_pic_list0[i_ref].picture_id = VA_INVALID_SURFACE;
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slice_param->ref_pic_list0[i_ref].flags = VA_PICTURE_HEVC_INVALID;
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}
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i_ref = 0;
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if (picture->type == GST_VAAPI_PICTURE_TYPE_B) {
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for (; i_ref < reflist_1_count; ++i_ref) {
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slice_param->ref_pic_list1[i_ref].picture_id =
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GST_VAAPI_SURFACE_PROXY_SURFACE_ID (reflist_1[i_ref]->pic);
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slice_param->ref_pic_list1[i_ref].pic_order_cnt = reflist_1[i_ref]->poc;
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}
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} else if (picture->type == GST_VAAPI_PICTURE_TYPE_P
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&& encoder->low_delay_b) {
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for (; i_ref < reflist_0_count; ++i_ref) {
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slice_param->ref_pic_list1[i_ref].picture_id =
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GST_VAAPI_SURFACE_PROXY_SURFACE_ID (reflist_0[i_ref]->pic);
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slice_param->ref_pic_list1[i_ref].pic_order_cnt = reflist_0[i_ref]->poc;
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}
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}
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for (; i_ref < G_N_ELEMENTS (slice_param->ref_pic_list1); ++i_ref) {
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slice_param->ref_pic_list1[i_ref].picture_id = VA_INVALID_SURFACE;
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slice_param->ref_pic_list1[i_ref].flags = VA_PICTURE_HEVC_INVALID;
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}
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slice_param->max_num_merge_cand = 5; /* MaxNumMergeCand */
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slice_param->slice_qp_delta = encoder->qp_i - encoder->init_qp;
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if (GST_VAAPI_ENCODER_RATE_CONTROL (encoder) == GST_VAAPI_RATECONTROL_CQP) {
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if (picture->type == GST_VAAPI_PICTURE_TYPE_P) {
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slice_param->slice_qp_delta += encoder->qp_ip;
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} else if (picture->type == GST_VAAPI_PICTURE_TYPE_B) {
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slice_param->slice_qp_delta += encoder->qp_ib;
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}
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if ((gint) encoder->init_qp + slice_param->slice_qp_delta <
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(gint) encoder->min_qp) {
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slice_param->slice_qp_delta = encoder->min_qp - encoder->init_qp;
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}
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if ((gint) encoder->init_qp + slice_param->slice_qp_delta >
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(gint) encoder->max_qp) {
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slice_param->slice_qp_delta = encoder->max_qp - encoder->init_qp;
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}
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}
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slice_param->slice_fields.bits.
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slice_loop_filter_across_slices_enabled_flag = TRUE;
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/* set calculation for next slice */
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last_ctu_index += cur_slice_ctus;
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@ -1951,10 +1968,11 @@ add_slice_headers (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture,
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gst_vaapi_enc_picture_add_slice (picture, slice);
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gst_vaapi_codec_object_replace (&slice, NULL);
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}
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if (i_slice < encoder->num_slices)
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GST_WARNING
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("Using less number of slices than requested, Number of slices per pictures is %d",
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i_slice);
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("Using less number of slices than requested, Number of slices per"
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" pictures is %d", i_slice);
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g_assert (last_ctu_index == ctu_size);
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return TRUE;
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