FFmpeg
|
Go to the source code of this file.
Data Structures | |
struct | Jpeg2000T1Context |
struct | Jpeg2000TgtNode |
struct | Jpeg2000CodingStyle |
struct | Jpeg2000QuantStyle |
struct | Jpeg2000Pass |
struct | Jpeg2000Layer |
struct | Jpeg2000Cblk |
struct | Jpeg2000Prec |
struct | Jpeg2000Band |
struct | Jpeg2000ResLevel |
struct | Jpeg2000Component |
Enumerations | |
enum | Jpeg2000Markers { JPEG2000_SOC = 0xff4f, JPEG2000_CAP = 0xff50, JPEG2000_SIZ = 0xff51, JPEG2000_COD, JPEG2000_COC, JPEG2000_TLM = 0xff55, JPEG2000_PLM = 0xff57, JPEG2000_PLT, JPEG2000_CPF, JPEG2000_QCD = 0xff5c, JPEG2000_QCC, JPEG2000_RGN, JPEG2000_POC, JPEG2000_PPM, JPEG2000_PPT, JPEG2000_CRG = 0xff63, JPEG2000_COM, JPEG2000_SOT = 0xff90, JPEG2000_SOP, JPEG2000_EPH, JPEG2000_SOD, JPEG2000_EOC = 0xffd9 } |
enum | JPEG2000_Ccap15_b14_15_params { HTJ2K_HTONLY = 0, HTJ2K_HTDECLARED, HTJ2K_MIXED = 3 } |
enum | Jpeg2000Quantsty { JPEG2000_QSTY_NONE, JPEG2000_QSTY_SI, JPEG2000_QSTY_SE } |
Functions | |
static int | ff_jpeg2000_ceildivpow2 (int a, int b) |
static int | ff_jpeg2000_ceildiv (int a, int64_t b) |
void | ff_jpeg2000_init_tier1_luts (void) |
void | ff_jpeg2000_set_significance (Jpeg2000T1Context *t1, int x, int y, int negative) |
static int | ff_jpeg2000_getsigctxno (int flag, int bandno) |
static int | ff_jpeg2000_getrefctxno (int flag) |
static int | ff_jpeg2000_getsgnctxno (int flag, int *xorbit) |
int | ff_jpeg2000_init_component (Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty, Jpeg2000QuantStyle *qntsty, int cbps, int dx, int dy, AVCodecContext *ctx) |
void | ff_jpeg2000_reinit (Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty) |
void | ff_jpeg2000_cleanup (Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty) |
static int | needs_termination (int style, int passno) |
void | ff_tag_tree_zero (Jpeg2000TgtNode *t, int w, int h, int val) |
Variables | |
uint8_t | ff_jpeg2000_sigctxno_lut [256][4] |
static const uint8_t | refctxno_lut [2][2] = { { 14, 15 }, { 16, 16 } } |
uint8_t | ff_jpeg2000_sgnctxno_lut [16][16] |
uint8_t | ff_jpeg2000_xorbit_lut [16][16] |
JPEG 2000 structures and defines common to encoder and decoder
Definition in file jpeg2000.h.
#define JPEG2000_SOP_FIXED_BYTES 0xFF910004 |
Definition at line 69 of file jpeg2000.h.
#define JPEG2000_SOP_BYTE_LENGTH 6 |
Definition at line 70 of file jpeg2000.h.
#define JPEG2000_MAX_DECLEVELS 33 |
Definition at line 78 of file jpeg2000.h.
#define JPEG2000_MAX_RESLEVELS (JPEG2000_MAX_DECLEVELS + 1) |
Definition at line 79 of file jpeg2000.h.
#define JPEG2000_MAX_PASSES 100 |
Definition at line 81 of file jpeg2000.h.
#define JPEG2000_T1_SIG_N 0x0001 |
Definition at line 85 of file jpeg2000.h.
#define JPEG2000_T1_SIG_E 0x0002 |
Definition at line 86 of file jpeg2000.h.
#define JPEG2000_T1_SIG_W 0x0004 |
Definition at line 87 of file jpeg2000.h.
#define JPEG2000_T1_SIG_S 0x0008 |
Definition at line 88 of file jpeg2000.h.
#define JPEG2000_T1_SIG_NE 0x0010 |
Definition at line 89 of file jpeg2000.h.
#define JPEG2000_T1_SIG_NW 0x0020 |
Definition at line 90 of file jpeg2000.h.
#define JPEG2000_T1_SIG_SE 0x0040 |
Definition at line 91 of file jpeg2000.h.
#define JPEG2000_T1_SIG_SW 0x0080 |
Definition at line 92 of file jpeg2000.h.
#define JPEG2000_T1_SIG_NB |
Definition at line 93 of file jpeg2000.h.
#define JPEG2000_T1_SGN_N 0x0100 |
Definition at line 98 of file jpeg2000.h.
#define JPEG2000_T1_SGN_S 0x0200 |
Definition at line 99 of file jpeg2000.h.
#define JPEG2000_T1_SGN_W 0x0400 |
Definition at line 100 of file jpeg2000.h.
#define JPEG2000_T1_SGN_E 0x0800 |
Definition at line 101 of file jpeg2000.h.
#define JPEG2000_T1_VIS 0x1000 |
Definition at line 103 of file jpeg2000.h.
#define JPEG2000_T1_SIG 0x2000 |
Definition at line 104 of file jpeg2000.h.
#define JPEG2000_T1_REF 0x4000 |
Definition at line 105 of file jpeg2000.h.
#define JPEG2000_T1_SGN 0x8000 |
Definition at line 107 of file jpeg2000.h.
#define JPEG2000_CBLK_BYPASS 0x01 |
Definition at line 110 of file jpeg2000.h.
#define JPEG2000_CBLK_RESET 0x02 |
Definition at line 111 of file jpeg2000.h.
#define JPEG2000_CBLK_TERMALL 0x04 |
Definition at line 112 of file jpeg2000.h.
#define JPEG2000_CBLK_VSC 0x08 |
Definition at line 113 of file jpeg2000.h.
#define JPEG2000_CBLK_PREDTERM 0x10 |
Definition at line 114 of file jpeg2000.h.
#define JPEG2000_CBLK_SEGSYM 0x20 |
Definition at line 115 of file jpeg2000.h.
#define JPEG2000_CSTY_PREC 0x01 |
Definition at line 118 of file jpeg2000.h.
#define JPEG2000_CSTY_SOP 0x02 |
Definition at line 119 of file jpeg2000.h.
#define JPEG2000_CSTY_EPH 0x04 |
Definition at line 120 of file jpeg2000.h.
#define JPEG2000_CTSY_HTJ2K_F 0x40 |
Definition at line 121 of file jpeg2000.h.
#define JPEG2000_CTSY_HTJ2K_M 0xC0 |
Definition at line 122 of file jpeg2000.h.
#define JPEG2000_PGOD_LRCP 0x00 |
Definition at line 125 of file jpeg2000.h.
#define JPEG2000_PGOD_RLCP 0x01 |
Definition at line 126 of file jpeg2000.h.
#define JPEG2000_PGOD_RPCL 0x02 |
Definition at line 127 of file jpeg2000.h.
#define JPEG2000_PGOD_PCRL 0x03 |
Definition at line 128 of file jpeg2000.h.
#define JPEG2000_PGOD_CPRL 0x04 |
Definition at line 129 of file jpeg2000.h.
enum Jpeg2000Markers |
Definition at line 38 of file jpeg2000.h.
Enumerator | |
---|---|
HTJ2K_HTONLY | |
HTJ2K_HTDECLARED | |
HTJ2K_MIXED |
Definition at line 63 of file jpeg2000.h.
enum Jpeg2000Quantsty |
Enumerator | |
---|---|
JPEG2000_QSTY_NONE | |
JPEG2000_QSTY_SI | |
JPEG2000_QSTY_SE |
Definition at line 72 of file jpeg2000.h.
|
inlinestatic |
Definition at line 244 of file jpeg2000.h.
Referenced by encode_packets(), encode_tile(), ff_jpeg2000_init_component(), get_siz(), init_band(), init_prec(), init_tile(), init_tiles(), jpeg2000_decode_ht_cleanup_segment(), and jpeg2000_decode_packets_po_iteration().
|
inlinestatic |
Definition at line 249 of file jpeg2000.h.
Referenced by get_siz(), init_tile(), init_tiles(), and jpeg2000_decode_packets_po_iteration().
void ff_jpeg2000_init_tier1_luts | ( | void | ) |
Definition at line 172 of file jpeg2000.c.
Referenced by init_luts(), and jpeg2000_decode_init().
void ff_jpeg2000_set_significance | ( | Jpeg2000T1Context * | t1, |
int | x, | ||
int | y, | ||
int | negative | ||
) |
Definition at line 178 of file jpeg2000.c.
Referenced by decode_clnpass(), decode_sigpass(), encode_clnpass(), and encode_sigpass().
|
inlinestatic |
Definition at line 268 of file jpeg2000.h.
Referenced by decode_clnpass(), decode_sigpass(), encode_clnpass(), and encode_sigpass().
|
inlinestatic |
Definition at line 277 of file jpeg2000.h.
Referenced by decode_refpass(), and encode_refpass().
|
inlinestatic |
Definition at line 286 of file jpeg2000.h.
Referenced by decode_clnpass(), decode_sigpass(), encode_clnpass(), and encode_sigpass().
int ff_jpeg2000_init_component | ( | Jpeg2000Component * | comp, |
Jpeg2000CodingStyle * | codsty, | ||
Jpeg2000QuantStyle * | qntsty, | ||
int | cbps, | ||
int | dx, | ||
int | dy, | ||
AVCodecContext * | ctx | ||
) |
Definition at line 476 of file jpeg2000.c.
Referenced by init_tile(), and init_tiles().
void ff_jpeg2000_reinit | ( | Jpeg2000Component * | comp, |
Jpeg2000CodingStyle * | codsty | ||
) |
Definition at line 586 of file jpeg2000.c.
Referenced by reinit().
void ff_jpeg2000_cleanup | ( | Jpeg2000Component * | comp, |
Jpeg2000CodingStyle * | codsty | ||
) |
Definition at line 607 of file jpeg2000.c.
Referenced by cleanup(), and jpeg2000_dec_cleanup().
|
inlinestatic |
Definition at line 302 of file jpeg2000.h.
Referenced by decode_cblk(), and jpeg2000_decode_packet().
void ff_tag_tree_zero | ( | Jpeg2000TgtNode * | t, |
int | w, | ||
int | h, | ||
int | val | ||
) |
Definition at line 85 of file jpeg2000.c.
Referenced by encode_packet(), and ff_jpeg2000_reinit().
uint8_t ff_jpeg2000_sigctxno_lut[256][4] |
Definition at line 96 of file jpeg2000.c.
Referenced by ff_jpeg2000_getsigctxno(), and jpeg2000_init_tier1_luts().
|
static |
Definition at line 273 of file jpeg2000.h.
Referenced by ff_jpeg2000_getrefctxno().
uint8_t ff_jpeg2000_sgnctxno_lut[16][16] |
Definition at line 141 of file jpeg2000.c.
Referenced by ff_jpeg2000_getsgnctxno(), and jpeg2000_init_tier1_luts().
uint8_t ff_jpeg2000_xorbit_lut[16][16] |
Definition at line 141 of file jpeg2000.c.
Referenced by ff_jpeg2000_getsgnctxno(), and jpeg2000_init_tier1_luts().