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st/omx/dec/h265: add picture parameter sets

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Specified by subclause 7.3.2.3

Signed-off-by: Leo Liu <leo.liu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Leo Liu
2016-08-29 13:29:14 -04:00
parent b3c1583e17
commit a639a2868e
1 changed files with 98 additions and 0 deletions
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98
src/gallium/state_trackers/omx/vid_dec_h265.c
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@@ -287,6 +287,98 @@ static void seq_parameter_set(vid_dec_PrivateType *priv, struct vl_rbsp *rbsp)
sps->strong_intra_smoothing_enabled_flag = vl_rbsp_u(rbsp, 1);
}
static struct pipe_h265_pps *pic_parameter_set_id(vid_dec_PrivateType *priv,
struct vl_rbsp *rbsp)
{
unsigned id = vl_rbsp_ue(rbsp);
if (id >= ARRAY_SIZE(priv->codec_data.h265.pps))
return NULL;
return &priv->codec_data.h265.pps[id];
}
static void picture_parameter_set(vid_dec_PrivateType *priv,
struct vl_rbsp *rbsp)
{
struct pipe_h265_sps *sps;
struct pipe_h265_pps *pps;
int i;
pps = pic_parameter_set_id(priv, rbsp);
if (!pps)
return;
memset(pps, 0, sizeof(*pps));
sps = pps->sps = seq_parameter_set_id(priv, rbsp);
if (!sps)
return;
pps->dependent_slice_segments_enabled_flag = vl_rbsp_u(rbsp, 1);
pps->output_flag_present_flag = vl_rbsp_u(rbsp, 1);
pps->num_extra_slice_header_bits = vl_rbsp_u(rbsp, 3);
pps->sign_data_hiding_enabled_flag = vl_rbsp_u(rbsp, 1);
pps->cabac_init_present_flag = vl_rbsp_u(rbsp, 1);
pps->num_ref_idx_l0_default_active_minus1 = vl_rbsp_ue(rbsp);
pps->num_ref_idx_l1_default_active_minus1 = vl_rbsp_ue(rbsp);
pps->init_qp_minus26 = vl_rbsp_se(rbsp);
pps->constrained_intra_pred_flag = vl_rbsp_u(rbsp, 1);
pps->transform_skip_enabled_flag = vl_rbsp_u(rbsp, 1);
pps->cu_qp_delta_enabled_flag = vl_rbsp_u(rbsp, 1);
if (pps->cu_qp_delta_enabled_flag)
pps->diff_cu_qp_delta_depth = vl_rbsp_ue(rbsp);
pps->pps_cb_qp_offset = vl_rbsp_se(rbsp);
pps->pps_cr_qp_offset = vl_rbsp_se(rbsp);
pps->pps_slice_chroma_qp_offsets_present_flag = vl_rbsp_u(rbsp, 1);
pps->weighted_pred_flag = vl_rbsp_u(rbsp, 1);
pps->weighted_bipred_flag = vl_rbsp_u(rbsp, 1);
pps->transquant_bypass_enabled_flag = vl_rbsp_u(rbsp, 1);
pps->tiles_enabled_flag = vl_rbsp_u(rbsp, 1);
pps->entropy_coding_sync_enabled_flag = vl_rbsp_u(rbsp, 1);
if (pps->tiles_enabled_flag) {
pps->num_tile_columns_minus1 = vl_rbsp_ue(rbsp);
pps->num_tile_rows_minus1 = vl_rbsp_ue(rbsp);
pps->uniform_spacing_flag = vl_rbsp_u(rbsp, 1);
if (!pps->uniform_spacing_flag) {
for (i = 0; i < pps->num_tile_columns_minus1; ++i)
pps->column_width_minus1[i] = vl_rbsp_ue(rbsp);
for (i = 0; i < pps->num_tile_rows_minus1; ++i)
pps->row_height_minus1[i] = vl_rbsp_ue(rbsp);
}
if (!pps->num_tile_columns_minus1 || !pps->num_tile_rows_minus1)
pps->loop_filter_across_tiles_enabled_flag = vl_rbsp_u(rbsp, 1);
}
pps->pps_loop_filter_across_slices_enabled_flag = vl_rbsp_u(rbsp, 1);
pps->deblocking_filter_control_present_flag = vl_rbsp_u(rbsp, 1);
if (pps->deblocking_filter_control_present_flag) {
pps->deblocking_filter_override_enabled_flag = vl_rbsp_u(rbsp, 1);
pps->pps_deblocking_filter_disabled_flag = vl_rbsp_u(rbsp, 1);
if (!pps->pps_deblocking_filter_disabled_flag) {
pps->pps_beta_offset_div2 = vl_rbsp_se(rbsp);
pps->pps_tc_offset_div2 = vl_rbsp_se(rbsp);
}
}
/* pps_scaling_list_data_present_flag */
if (vl_rbsp_u(rbsp, 1))
scaling_list_data();
pps->lists_modification_present_flag = vl_rbsp_u(rbsp, 1);
pps->log2_parallel_merge_level_minus2 = vl_rbsp_ue(rbsp);
pps->slice_segment_header_extension_present_flag = vl_rbsp_u(rbsp, 1);
}
static void vid_dec_h265_BeginFrame(vid_dec_PrivateType *priv)
{
if (priv->frame_started)
@@ -423,6 +515,12 @@ static void vid_dec_h265_Decode(vid_dec_PrivateType *priv,
vl_rbsp_init(&rbsp, vlc, ~0);
seq_parameter_set(priv, &rbsp);
} else if (nal_unit_type == NAL_UNIT_TYPE_PPS) {
struct vl_rbsp rbsp;
vl_rbsp_init(&rbsp, vlc, ~0);
picture_parameter_set(priv, &rbsp);
}
/* TODO */