diff options
Diffstat (limited to 'openjpeg/src/lib/openjp2/t1.h')
| -rw-r--r-- | openjpeg/src/lib/openjp2/t1.h | 87 |
1 files changed, 62 insertions, 25 deletions
diff --git a/openjpeg/src/lib/openjp2/t1.h b/openjpeg/src/lib/openjp2/t1.h index e5be70ed5..c3fb7bed0 100644 --- a/openjpeg/src/lib/openjp2/t1.h +++ b/openjpeg/src/lib/openjp2/t1.h @@ -50,48 +50,74 @@ in T1.C are used by some function in TCD.C. /* ----------------------------------------------------------------------- */ #define T1_NMSEDEC_BITS 7 -#define T1_SIG_NE 0x0001 /**< Context orientation : North-East direction */ -#define T1_SIG_SE 0x0002 /**< Context orientation : South-East direction */ -#define T1_SIG_SW 0x0004 /**< Context orientation : South-West direction */ -#define T1_SIG_NW 0x0008 /**< Context orientation : North-West direction */ -#define T1_SIG_N 0x0010 /**< Context orientation : North direction */ -#define T1_SIG_E 0x0020 /**< Context orientation : East direction */ -#define T1_SIG_S 0x0040 /**< Context orientation : South direction */ -#define T1_SIG_W 0x0080 /**< Context orientation : West direction */ +/* CAUTION: the value of those constants must not be changed, otherwise the */ +/* optimization of opj_t1_updateflags() will break! */ +/* BEGINNING of flags that apply to opj_flag_t */ +#define T1_SIG_NE 0x0001U /**< Context orientation : North-East direction */ +#define T1_SIG_SE 0x0002U /**< Context orientation : South-East direction */ +#define T1_SIG_SW 0x0004U /**< Context orientation : South-West direction */ +#define T1_SIG_NW 0x0008U /**< Context orientation : North-West direction */ +#define T1_SIG_N 0x0010U /**< Context orientation : North direction */ +#define T1_SIG_E 0x0020U /**< Context orientation : East direction */ +#define T1_SIG_S 0x0040U /**< Context orientation : South direction */ +#define T1_SIG_W 0x0080U /**< Context orientation : West direction */ #define T1_SIG_OTH (T1_SIG_N|T1_SIG_NE|T1_SIG_E|T1_SIG_SE|T1_SIG_S|T1_SIG_SW|T1_SIG_W|T1_SIG_NW) #define T1_SIG_PRIM (T1_SIG_N|T1_SIG_E|T1_SIG_S|T1_SIG_W) -#define T1_SGN_N 0x0100 -#define T1_SGN_E 0x0200 -#define T1_SGN_S 0x0400 -#define T1_SGN_W 0x0800 +#define T1_SGN_N 0x0100U +#define T1_SGN_E 0x0200U +#define T1_SGN_S 0x0400U +#define T1_SGN_W 0x0800U #define T1_SGN (T1_SGN_N|T1_SGN_E|T1_SGN_S|T1_SGN_W) -#define T1_SIG 0x1000 -#define T1_REFINE 0x2000 -#define T1_VISIT 0x4000 +#define T1_SIG 0x1000U /**< No longer used by decoder */ +#define T1_REFINE 0x2000U /**< No longer used by decoder */ +#define T1_VISIT 0x4000U /**< No longer used by decoder */ +/* END of flags that apply to opj_flag_t */ -#define T1_NUMCTXS_ZC 9 -#define T1_NUMCTXS_SC 5 +#define T1_NUMCTXS_ZC 9 +#define T1_NUMCTXS_SC 5 #define T1_NUMCTXS_MAG 3 #define T1_NUMCTXS_AGG 1 #define T1_NUMCTXS_UNI 1 -#define T1_CTXNO_ZC 0 -#define T1_CTXNO_SC (T1_CTXNO_ZC+T1_NUMCTXS_ZC) +#define T1_CTXNO_ZC 0 +#define T1_CTXNO_SC (T1_CTXNO_ZC+T1_NUMCTXS_ZC) #define T1_CTXNO_MAG (T1_CTXNO_SC+T1_NUMCTXS_SC) #define T1_CTXNO_AGG (T1_CTXNO_MAG+T1_NUMCTXS_MAG) #define T1_CTXNO_UNI (T1_CTXNO_AGG+T1_NUMCTXS_AGG) -#define T1_NUMCTXS (T1_CTXNO_UNI+T1_NUMCTXS_UNI) +#define T1_NUMCTXS (T1_CTXNO_UNI+T1_NUMCTXS_UNI) #define T1_NMSEDEC_FRACBITS (T1_NMSEDEC_BITS-1) #define T1_TYPE_MQ 0 /**< Normal coding using entropy coder */ #define T1_TYPE_RAW 1 /**< No encoding the information is store under raw format in codestream (mode switch RAW)*/ +/* Those flags are used by opj_colflag_t */ +#define T1_COLFLAG_RBS 4U /* RBS = Row Bit Shift */ +#define T1_COLFLAG_SIG_OTHER_ROW_0 (1U << 0U) /**< This sample has at least one significant neighbour */ +#define T1_COLFLAG_SIG_ROW_0 (1U << 1U) /**< This sample is significant */ +#define T1_COLFLAG_VISIT_ROW_0 (1U << 2U) /**< This sample has been visited */ +#define T1_COLFLAG_REFINE_ROW_0 (1U << 3U) /**< This sample has been refined */ +#define T1_COLFLAG_SIG_OTHER_ROW_1 (T1_COLFLAG_SIG_OTHER_ROW_0 << (1U * T1_COLFLAG_RBS)) +#define T1_COLFLAG_SIG_ROW_1 (T1_COLFLAG_SIG_ROW_0 << (1U * T1_COLFLAG_RBS)) +#define T1_COLFLAG_VISIT_ROW_1 (T1_COLFLAG_VISIT_ROW_0 << (1U * T1_COLFLAG_RBS)) +#define T1_COLFLAG_REFINE_ROW_1 (T1_COLFLAG_REFINE_ROW_0 << (1U * T1_COLFLAG_RBS)) +#define T1_COLFLAG_SIG_OTHER_ROW_2 (T1_COLFLAG_SIG_OTHER_ROW_0 << (2U * T1_COLFLAG_RBS)) +#define T1_COLFLAG_SIG_ROW_2 (T1_COLFLAG_SIG_ROW_0 << (2U * T1_COLFLAG_RBS)) +#define T1_COLFLAG_VISIT_ROW_2 (T1_COLFLAG_VISIT_ROW_0 << (2U * T1_COLFLAG_RBS)) +#define T1_COLFLAG_REFINE_ROW_2 (T1_COLFLAG_REFINE_ROW_0 << (2U * T1_COLFLAG_RBS)) +#define T1_COLFLAG_SIG_OTHER_ROW_3 (T1_COLFLAG_SIG_OTHER_ROW_0 << (3U * T1_COLFLAG_RBS)) +#define T1_COLFLAG_SIG_ROW_3 (T1_COLFLAG_SIG_ROW_0 << (3U * T1_COLFLAG_RBS)) +#define T1_COLFLAG_VISIT_ROW_3 (T1_COLFLAG_VISIT_ROW_0 << (3U * T1_COLFLAG_RBS)) +#define T1_COLFLAG_REFINE_ROW_3 (T1_COLFLAG_REFINE_ROW_0 << (3U * T1_COLFLAG_RBS)) + /* ----------------------------------------------------------------------- */ -typedef OPJ_INT16 opj_flag_t; +typedef OPJ_UINT16 opj_flag_t; + +/** Flags for 4 consecutive rows of a column */ +typedef OPJ_UINT16 opj_colflag_t; /** Tier-1 coding (coding of code-block coefficients) @@ -103,13 +129,21 @@ typedef struct opj_t1 { /** RAW component */ opj_raw_t *raw; - OPJ_INT32 *data; + OPJ_INT32 *data; opj_flag_t *flags; + /** Addition flag array such that colflags[1+0] is for state of col=0,row=0..3, + colflags[1+1] for col=1, row=0..3, colflags[1+flags_stride] for col=0,row=4..7, ... + This array avoids too much cache trashing when processing by 4 vertical samples + as done in the various decoding steps. */ + opj_colflag_t* colflags; OPJ_UINT32 w; OPJ_UINT32 h; OPJ_UINT32 datasize; OPJ_UINT32 flagssize; OPJ_UINT32 flags_stride; + OPJ_UINT32 colflags_size; + OPJ_UINT32 data_stride; + OPJ_BOOL encoder; } opj_t1_t; #define MACRO_t1_flags(x,y) t1->flags[((x)*(t1->flags_stride))+(y)] @@ -124,11 +158,13 @@ Encode the code-blocks of a tile @param tile The tile to encode @param tcp Tile coding parameters @param mct_norms FIXME DOC +@param mct_numcomps Number of components used for MCT */ OPJ_BOOL opj_t1_encode_cblks( opj_t1_t *t1, opj_tcd_tile_t *tile, opj_tcp_t *tcp, - const OPJ_FLOAT64 * mct_norms); + const OPJ_FLOAT64 * mct_norms, + OPJ_UINT32 mct_numcomps); /** Decode the code-blocks of a tile @@ -136,7 +172,8 @@ Decode the code-blocks of a tile @param tilec The tile to decode @param tccp Tile coding parameters */ -OPJ_BOOL opj_t1_decode_cblks( opj_t1_t* t1, +void opj_t1_decode_cblks( opj_thread_pool_t* tp, + volatile OPJ_BOOL* pret, opj_tcd_tilecomp_t* tilec, opj_tccp_t* tccp); @@ -147,7 +184,7 @@ OPJ_BOOL opj_t1_decode_cblks( opj_t1_t* t1, * and initializes the look-up tables of the Tier-1 coder/decoder * @return a new T1 handle if successful, returns NULL otherwise */ -opj_t1_t* opj_t1_create(void); +opj_t1_t* opj_t1_create(OPJ_BOOL isEncoder); /** * Destroys a previously created T1 handle |