s->nal_unit_type == NAL_BLA_N_LP)
#define IS_IRAP(s) (s->nal_unit_type >= 16 && s->nal_unit_type <= 23)
+#define FFUDIV(a,b) (((a) > 0 ? (a) : (a) - (b) + 1) / (b))
+#define FFUMOD(a,b) ((a) - (b) * FFUDIV(a,b))
+
/**
* Table 7-3: NAL unit type codes
*/
};
typedef struct ShortTermRPS {
- int num_negative_pics;
+ unsigned int num_negative_pics;
int num_delta_pocs;
int32_t delta_poc[32];
uint8_t used[32];
} HEVCSPS;
typedef struct HEVCPPS {
- int sps_id; ///< seq_parameter_set_id
+ unsigned int sps_id; ///< seq_parameter_set_id
uint8_t sign_data_hiding_flag;
uint8_t slice_header_extension_present_flag;
// Inferred parameters
- int *column_width; ///< ColumnWidth
- int *row_height; ///< RowHeight
- int *col_bd; ///< ColBd
- int *row_bd; ///< RowBd
+ unsigned int *column_width; ///< ColumnWidth
+ unsigned int *row_height; ///< RowHeight
+ unsigned int *col_bd; ///< ColBd
+ unsigned int *row_bd; ///< RowBd
int *col_idxX;
int *ctb_addr_rs_to_ts; ///< CtbAddrRSToTS
} HEVCPPS;
typedef struct SliceHeader {
- int pps_id;
+ unsigned int pps_id;
///< address (in raster order) of the first block in the current slice segment
unsigned int slice_segment_addr;
struct HEVCContext;
typedef struct HEVCPredContext {
- void (*intra_pred)(struct HEVCContext *s, int x0, int y0,
- int log2_size, int c_idx);
+ void (*intra_pred[4])(struct HEVCContext *s, int x0, int y0, int c_idx);
void (*pred_planar[4])(uint8_t *src, const uint8_t *top,
const uint8_t *left, ptrdiff_t stride);
HEVCNAL *nals;
int nb_nals;
int nals_allocated;
+ // type of the first VCL NAL of the current frame
+ enum NALUnitType first_nal_type;
// for checking the frame checksums
struct AVMD5 *md5_ctx;