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[client] nal: added SLICE parser

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This commit is contained in:
Geoffrey McRae
2018-01-05 21:36:26 +11:00
parent d6f84ddd12
commit 5808089fce
2 changed files with 324 additions and 20 deletions
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63
client/parsers/nal.h
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@@ -21,9 +21,17 @@ Place, Suite 330, Boston, MA 02111-1307 USA
#include <stdbool.h>
#include <stdlib.h>
#define NAL_TYPE_SPS 7
#define NAL_TYPE_PPS 8
#define NAL_TYPE_AUD 9
#define NAL_TYPE_CODED_SLICE_NON_IDR 1
#define NAL_TYPE_CODED_SLICE_DATA_PARTITION_A 2
#define NAL_TYPE_CODED_SLICE_DATA_PARTITION_B 3
#define NAL_TYPE_CODED_SLICE_DATA_PARTITION_C 4
#define NAL_TYPE_CODED_SLICE_IDR 5
#define NAL_TYPE_SPS 7
#define NAL_TYPE_PPS 8
#define NAL_TYPE_AUD 9
#define NAL_TYPE_END_OF_SEQUENCE 10
#define NAL_TYPE_END_OF_STREAM 11
#define NAL_TYPE_CODED_SLICE_AUX 19
#define IDC_PROFILE_BASELINE 66
#define IDC_PROFILE_MAIN 77
@@ -45,6 +53,12 @@ Place, Suite 330, Boston, MA 02111-1307 USA
#define NAL_PICTURE_TYPE_P 1
#define NAL_PICTURE_TYPE_B 2
#define NAL_SLICE_TYPE_P 0
#define NAL_SLICE_TYPE_B 1
#define NAL_SLICE_TYPE_I 2
#define NAL_SLICE_TYPE_SP 3
#define NAL_SLICE_TYPE_SI 4
typedef struct NAL_SPS
{
uint8_t profile_idc;
@@ -186,9 +200,47 @@ typedef struct NAL_PPS
uint8_t deblocking_filter_control_present_flag;
uint8_t constrained_intra_pred_flag;
uint8_t redundant_pic_cnt_present_flag;
uint8_t transform_8x8_mode_flag;
uint8_t pic_scaling_matrix_present_flag;
uint8_t pic_scaling_list_present_flag[6];
int32_t scaling_list_4x4[6];
int32_t scaling_list_8x8[2];
int32_t second_chroma_qp_index_offset;
}
NAL_PPS;
typedef struct NAL_SLICE
{
uint32_t first_mb_in_slice;
uint32_t slice_type;
uint32_t pic_parameter_set_id;
uint32_t frame_num;
uint8_t field_pic_flag;
uint8_t bottom_field_flag;
uint32_t idr_pic_id;
uint32_t pic_order_cnt_lsb;
int32_t delta_pic_order_cnt_bottom;
int32_t delta_pic_order_cnt[2];
uint32_t redundant_pic_cnt;
uint8_t direct_spatial_mv_pred_flag;
uint8_t num_ref_idx_active_override_flag;
uint32_t num_ref_idx_l0_active_minus1;
uint32_t num_ref_idx_l1_active_minus1;
//ref_pic_list_reordering
//pred_weight_table
//dec_ref_pic_marking
uint32_t cabac_init_idc;
int32_t slice_qp_delta;
uint8_t sp_for_switch_flag;
int32_t slice_qs_delta;
uint32_t disable_deblocking_filter_idc;
int32_t slice_alpha_c0_offset_div2;
int32_t slice_beta_offset_div2;
uint32_t slice_group_change_cycle;
}
NAL_SLICE;
typedef struct NAL * NAL;
bool nal_initialize (NAL * ptr);
@@ -196,5 +248,6 @@ void nal_deinitialize(NAL this );
bool nal_parse (NAL this, const uint8_t * src, size_t size);
bool nal_get_primary_picture_type(NAL this, uint8_t * pic_type);
bool nal_get_sps(NAL this, const NAL_SPS ** sps);
bool nal_get_pps(NAL this, const NAL_PPS ** pps);
bool nal_get_sps (NAL this, const NAL_SPS ** sps );
bool nal_get_pps (NAL this, const NAL_PPS ** pps );
bool nal_get_slice(NAL this, const NAL_SLICE ** slice);