75 static void init_VUI(H264_VUI_t *vui)  in init_VUI()  argument
77     vui->matrix_coefficients = 2;  in init_VUI()
80 static MPP_RET read_VUI(BitReadCtx_t *p_bitctx, H264_VUI_t *vui)  in read_VUI()  argument
84     READ_ONEBIT(p_bitctx, &vui->aspect_ratio_info_present_flag);  in read_VUI()
85     if (vui->aspect_ratio_info_present_flag) {  in read_VUI()
86         READ_BITS(p_bitctx, 8, &vui->aspect_ratio_idc);  in read_VUI()
87         if (255 == vui->aspect_ratio_idc) {  in read_VUI()
88             READ_BITS(p_bitctx, 16, &vui->sar_width);  in read_VUI()
89             READ_BITS(p_bitctx, 16, &vui->sar_height);  in read_VUI()
92     READ_ONEBIT(p_bitctx, &vui->overscan_info_present_flag);  in read_VUI()
93     if (vui->overscan_info_present_flag) {  in read_VUI()
94         READ_ONEBIT(p_bitctx, &vui->overscan_appropriate_flag);  in read_VUI()
96     READ_ONEBIT(p_bitctx, &vui->video_signal_type_present_flag);  in read_VUI()
97     if (vui->video_signal_type_present_flag) {  in read_VUI()
98         READ_BITS(p_bitctx, 3, &vui->video_format);  in read_VUI()
99         READ_ONEBIT(p_bitctx, &vui->video_full_range_flag);  in read_VUI()
100         READ_ONEBIT(p_bitctx, &vui->colour_description_present_flag);  in read_VUI()
101         if (vui->colour_description_present_flag) {  in read_VUI()
102             READ_BITS(p_bitctx, 8, &vui->colour_primaries);  in read_VUI()
103             READ_BITS(p_bitctx, 8, &vui->transfer_characteristics);  in read_VUI()
104             READ_BITS(p_bitctx, 8, &vui->matrix_coefficients);  in read_VUI()
105             if (vui->matrix_coefficients >= MPP_FRAME_SPC_NB)  in read_VUI()
106                 vui->matrix_coefficients = MPP_FRAME_SPC_UNSPECIFIED;  in read_VUI()
109     READ_ONEBIT(p_bitctx, &vui->chroma_location_info_present_flag);  in read_VUI()
110     if (vui->chroma_location_info_present_flag) {  in read_VUI()
111         READ_UE(p_bitctx, &vui->chroma_sample_loc_type_top_field);  in read_VUI()
112         READ_UE(p_bitctx, &vui->chroma_sample_loc_type_bottom_field);  in read_VUI()
114     READ_ONEBIT(p_bitctx, &vui->timing_info_present_flag);  in read_VUI()
115     if (vui->timing_info_present_flag) {  in read_VUI()
116         READ_BITS_LONG(p_bitctx, 32, &vui->num_units_in_tick);  in read_VUI()
117         READ_BITS_LONG(p_bitctx, 32, &vui->time_scale);  in read_VUI()
118         READ_ONEBIT(p_bitctx, &vui->fixed_frame_rate_flag);  in read_VUI()
120     READ_ONEBIT(p_bitctx, &vui->nal_hrd_parameters_present_flag);  in read_VUI()
121     if (vui->nal_hrd_parameters_present_flag) {  in read_VUI()
122         FUN_CHECK(ret = read_hrd_parameters(p_bitctx, &vui->nal_hrd_parameters));  in read_VUI()
124         vui->nal_hrd_parameters.cpb_cnt_minus1 = 1;  in read_VUI()
128         vui->nal_hrd_parameters.bit_rate_value_minus1[0] = 1000 * MAX_BR + 1;  in read_VUI()
129         vui->nal_hrd_parameters.cpb_size_value_minus1[0] = 1000 * MAX_CPB + 1;  in read_VUI()
130         vui->nal_hrd_parameters.initial_cpb_removal_delay_length_minus1 = 24;  in read_VUI()
131         vui->nal_hrd_parameters.cpb_removal_delay_length_minus1         = 24;  in read_VUI()
132         vui->nal_hrd_parameters.dpb_output_delay_length_minus1          = 24;  in read_VUI()
133         vui->nal_hrd_parameters.time_offset_length                      = 24;  in read_VUI()
136     READ_ONEBIT(p_bitctx, &vui->vcl_hrd_parameters_present_flag);  in read_VUI()
137     if (vui->vcl_hrd_parameters_present_flag) {  in read_VUI()
138         FUN_CHECK(ret = read_hrd_parameters(p_bitctx, &vui->vcl_hrd_parameters));  in read_VUI()
140         vui->vcl_hrd_parameters.cpb_cnt_minus1 = 0;  in read_VUI()
144         vui->vcl_hrd_parameters.bit_rate_value_minus1[0] = 1000 * MAX_BR + 1;  in read_VUI()
145         vui->vcl_hrd_parameters.cpb_size_value_minus1[0] = 1000 * MAX_CPB + 1;  in read_VUI()
146         vui->vcl_hrd_parameters.initial_cpb_removal_delay_length_minus1 = 24;  in read_VUI()
147         vui->vcl_hrd_parameters.cpb_removal_delay_length_minus1         = 24;  in read_VUI()
148         vui->vcl_hrd_parameters.dpb_output_delay_length_minus1          = 24;  in read_VUI()
149         vui->vcl_hrd_parameters.time_offset_length                      = 24;  in read_VUI()
151     if (vui->nal_hrd_parameters_present_flag || vui->vcl_hrd_parameters_present_flag) {  in read_VUI()
152         READ_ONEBIT(p_bitctx, &vui->low_delay_hrd_flag);  in read_VUI()
154     READ_ONEBIT(p_bitctx, &vui->pic_struct_present_flag);  in read_VUI()
155     READ_ONEBIT(p_bitctx, &vui->bitstream_restriction_flag);  in read_VUI()
156     if (vui->bitstream_restriction_flag) {  in read_VUI()
157         READ_ONEBIT(p_bitctx, &vui->motion_vectors_over_pic_boundaries_flag);  in read_VUI()
158         READ_UE(p_bitctx, &vui->max_bytes_per_pic_denom);  in read_VUI()
159         READ_UE(p_bitctx, &vui->max_bits_per_mb_denom);  in read_VUI()
160         READ_UE(p_bitctx, &vui->log2_max_mv_length_horizontal);  in read_VUI()
161         READ_UE(p_bitctx, &vui->log2_max_mv_length_vertical);  in read_VUI()
162         READ_UE(p_bitctx, &vui->num_reorder_frames);  in read_VUI()
163         READ_UE(p_bitctx, &vui->max_dec_frame_buffering);  in read_VUI()