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frontends/va: Parse HEVC SPS for video signal parameters

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Reviewed-by: Ruijing Dong <ruijing.dong@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24174>
This commit is contained in:
David Rosca 2023-07-17 14:13:18 +02:00 • committed by Marge Bot
parent 2785d54b71
commit 8438d6363a
2 changed files with 75 additions and 0 deletions
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68
src/gallium/frontends/va/picture_hevc_enc.c
View file

@ -334,6 +334,7 @@ static unsigned profile_tier_level(struct vl_rbsp *rbsp,
static void parseEncSpsParamsH265(vlVaContext *context, struct vl_rbsp *rbsp)
{
int sps_max_sub_layers_minus1;
unsigned i, sps_sub_layer_ordering_info_present_flag;
vl_rbsp_u(rbsp, 4); /* sps_video_parameter_set_id */
sps_max_sub_layers_minus1 = vl_rbsp_u(rbsp, 3);
@ -358,6 +359,73 @@ static void parseEncSpsParamsH265(vlVaContext *context, struct vl_rbsp *rbsp)
context->desc.h265enc.seq.conf_win_top_offset = vl_rbsp_ue(rbsp);
context->desc.h265enc.seq.conf_win_bottom_offset = vl_rbsp_ue(rbsp);
}
vl_rbsp_ue(rbsp); /* bit_depth_luma_minus8 */
vl_rbsp_ue(rbsp); /* bit_depth_chroma_minus8 */
vl_rbsp_ue(rbsp); /* log2_max_pic_order_cnt_lsb_minus4 */
sps_sub_layer_ordering_info_present_flag = vl_rbsp_u(rbsp, 1);
i = sps_sub_layer_ordering_info_present_flag ? 0 : sps_max_sub_layers_minus1;
for (; i <= sps_max_sub_layers_minus1; ++i) {
vl_rbsp_ue(rbsp); /* sps_max_dec_pic_buffering_minus1[i] */
vl_rbsp_ue(rbsp); /* sps_max_num_reorder_pics[i] */
vl_rbsp_ue(rbsp); /* sps_max_latency_increase_plus1[i] */
}
vl_rbsp_ue(rbsp); /* log2_min_luma_coding_block_size_minus3 */
vl_rbsp_ue(rbsp); /* log2_diff_max_min_luma_coding_block_size */
vl_rbsp_ue(rbsp); /* log2_min_luma_transform_block_size_minus2 */
vl_rbsp_ue(rbsp); /* log2_diff_max_min_luma_transform_block_size */
vl_rbsp_ue(rbsp); /* max_transform_hierarchy_depth_inter */
vl_rbsp_ue(rbsp); /* max_transform_hierarchy_depth_intra */
if (vl_rbsp_u(rbsp, 1)) /* scaling_list_enabled_flag */
return; /* TODO */
vl_rbsp_u(rbsp, 1); /* amp_enabled_flag */
vl_rbsp_u(rbsp, 1); /* sample_adaptive_offset_enabled_flag */
if (vl_rbsp_u(rbsp, 1)) { /* pcm_enabled_flag */
vl_rbsp_u(rbsp, 4); /* pcm_sample_bit_depth_luma_minus1 */
vl_rbsp_u(rbsp, 4); /* pcm_sample_bit_depth_chroma_minus1 */
vl_rbsp_ue(rbsp); /* log2_min_pcm_luma_coding_block_size_minus3 */
vl_rbsp_ue(rbsp); /* log2_diff_max_min_pcm_luma_coding_block_size */
vl_rbsp_u(rbsp, 1); /* pcm_loop_filter_disabled_flag */
}
if (vl_rbsp_ue(rbsp)) /* num_short_term_ref_pic_sets */
return; /* TODO */
if (vl_rbsp_u(rbsp, 1)) /* long_term_ref_pics_present_flag */
return; /* TODO */
vl_rbsp_u(rbsp, 1); /* sps_temporal_mvp_enabled_flag */
vl_rbsp_u(rbsp, 1); /* strong_intra_smoothing_enabled_flag */
context->desc.h265enc.seq.vui_parameters_present_flag = vl_rbsp_u(rbsp, 1);
if (context->desc.h265enc.seq.vui_parameters_present_flag) {
context->desc.h265enc.seq.vui_flags.aspect_ratio_info_present_flag = vl_rbsp_u(rbsp, 1);
if (context->desc.h265enc.seq.vui_flags.aspect_ratio_info_present_flag) {
if (vl_rbsp_u(rbsp, 8) == 255) { /* aspect_ratio_idc == Extended_SAR */
vl_rbsp_u(rbsp, 16); /* sar_width */
vl_rbsp_u(rbsp, 16); /* sar_height */
}
}
if (vl_rbsp_u(rbsp, 1)) /* overscan_info_present_flag */
vl_rbsp_u(rbsp, 1); /* overscan_appropriate_flag */
context->desc.h265enc.seq.vui_flags.video_signal_type_present_flag = vl_rbsp_u(rbsp, 1);
if (context->desc.h265enc.seq.vui_flags.video_signal_type_present_flag) {
context->desc.h265enc.seq.video_format = vl_rbsp_u(rbsp, 3);
context->desc.h265enc.seq.video_full_range_flag = vl_rbsp_u(rbsp, 1);
context->desc.h265enc.seq.vui_flags.colour_description_present_flag = vl_rbsp_u(rbsp, 1);
if (context->desc.h265enc.seq.vui_flags.colour_description_present_flag) {
context->desc.h265enc.seq.colour_primaries = vl_rbsp_u(rbsp, 8);
context->desc.h265enc.seq.transfer_characteristics = vl_rbsp_u(rbsp, 8);
context->desc.h265enc.seq.matrix_coefficients = vl_rbsp_u(rbsp, 8);
}
}
}
}
VAStatus

7
src/gallium/include/pipe/p_video_state.h
View file

@ -602,12 +602,19 @@ struct pipe_h265_enc_seq_param
struct {
uint32_t aspect_ratio_info_present_flag: 1;
uint32_t timing_info_present_flag: 1;
uint32_t video_signal_type_present_flag: 1;
uint32_t colour_description_present_flag: 1;
} vui_flags;
uint32_t aspect_ratio_idc;
uint32_t sar_width;
uint32_t sar_height;
uint32_t num_units_in_tick;
uint32_t time_scale;
uint32_t video_format;
uint32_t video_full_range_flag;
uint32_t colour_primaries;
uint32_t transfer_characteristics;
uint32_t matrix_coefficients;
};
struct pipe_h265_enc_pic_param