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Carl Hetherington's T1 Optimizations

This commit is contained in:
Aaron Boxer 2015-08-01 00:00:51 -04:00
parent 341900a295
commit 5d29345d38
8 changed files with 1460 additions and 59 deletions
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4
src/lib/openjp2/CMakeLists.txt
View File

@ -47,8 +47,10 @@ set(OPENJPEG_SRCS
${CMAKE_CURRENT_SOURCE_DIR}/pi.h
${CMAKE_CURRENT_SOURCE_DIR}/raw.c
${CMAKE_CURRENT_SOURCE_DIR}/raw.h
${CMAKE_CURRENT_SOURCE_DIR}/t1.c
${CMAKE_CURRENT_SOURCE_DIR}/t1.c
${CMAKE_CURRENT_SOURCE_DIR}/t1.h
${CMAKE_CURRENT_SOURCE_DIR}/t1_opt.c
${CMAKE_CURRENT_SOURCE_DIR}/t1_opt.h
${CMAKE_CURRENT_SOURCE_DIR}/t2.c
${CMAKE_CURRENT_SOURCE_DIR}/t2.h
${CMAKE_CURRENT_SOURCE_DIR}/tcd.c

1
src/lib/openjp2/opj_includes.h
View File

@ -193,6 +193,7 @@ static INLINE long opj_lrintf(float f) {
#include "tgt.h"
#include "tcd.h"
#include "t1.h"
#include "t1_opt.h"
#include "dwt.h"
#include "t2.h"
#include "mct.h"

91
src/lib/openjp2/t1.c
View File

@ -49,12 +49,37 @@
/** @name Local static functions */
/*@{*/
typedef OPJ_INT16 opj_flag_t;
/**
Tier-1 coding (coding of code-block coefficients)
*/
typedef struct opj_t1 {
/** MQC component */
opj_mqc_t *mqc;
/** RAW component */
opj_raw_t *raw;
OPJ_INT32 *data;
opj_flag_t *flags;
OPJ_UINT32 w;
OPJ_UINT32 h;
OPJ_UINT32 datasize;
OPJ_UINT32 flagssize;
OPJ_UINT32 flags_stride;
OPJ_UINT32 data_stride;
OPJ_BOOL encoder;
} opj_t1_t;
static INLINE OPJ_BYTE opj_t1_getctxno_zc(OPJ_UINT32 f, OPJ_UINT32 orient);
static OPJ_BYTE opj_t1_getctxno_sc(OPJ_UINT32 f);
static INLINE OPJ_UINT32 opj_t1_getctxno_mag(OPJ_UINT32 f);
static OPJ_BYTE opj_t1_getspb(OPJ_UINT32 f);
static OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos);
static OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos);
static void opj_t1_updateflags(opj_flag_t *flagsp, OPJ_UINT32 s, OPJ_UINT32 stride);
/**
Encode significant pass
@ -260,17 +285,6 @@ static void opj_t1_dec_clnpass(
OPJ_INT32 orient,
OPJ_INT32 cblksty);
static OPJ_FLOAT64 opj_t1_getwmsedec(
OPJ_INT32 nmsedec,
OPJ_UINT32 compno,
OPJ_UINT32 level,
OPJ_UINT32 orient,
OPJ_INT32 bpno,
OPJ_UINT32 qmfbid,
OPJ_FLOAT64 stepsize,
OPJ_UINT32 numcomps,
const OPJ_FLOAT64 * mct_norms,
OPJ_UINT32 mct_numcomps);
static void opj_t1_encode_cblk( opj_t1_t *t1,
opj_tcd_cblk_enc_t* cblk,
@ -303,6 +317,25 @@ static OPJ_BOOL opj_t1_allocate_buffers( opj_t1_t *t1,
OPJ_UINT32 w,
OPJ_UINT32 h);
/**
* Creates a new Tier 1 handle
* and initializes the look-up tables of the Tier-1 coder/decoder
* @return a new T1 handle if successful, returns NULL otherwise
*/
static opj_t1_t* opj_t1_create(OPJ_BOOL isEncoder);
/**
* Destroys a previously created T1 handle
*
* @param p_t1 Tier 1 handle to destroy
*/
static void opj_t1_destroy(opj_t1_t *p_t1);
/*@}*/
/*@}*/
@ -327,7 +360,7 @@ static OPJ_BYTE opj_t1_getspb(OPJ_UINT32 f) {
return lut_spb[(f & (T1_SIG_PRIM | T1_SGN)) >> 4];
}
static OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos) {
OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos) {
if (bitpos > 0) {
return lut_nmsedec_sig[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)];
}
@ -335,7 +368,7 @@ static OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos) {
return lut_nmsedec_sig0[x & ((1 << T1_NMSEDEC_BITS) - 1)];
}
static OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos) {
OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos) {
if (bitpos > 0) {
return lut_nmsedec_ref[(x >> (bitpos)) & ((1 << T1_NMSEDEC_BITS) - 1)];
}
@ -1134,7 +1167,7 @@ static void opj_t1_dec_clnpass(
/** mod fixed_quality */
static OPJ_FLOAT64 opj_t1_getwmsedec(
OPJ_FLOAT64 opj_t1_getwmsedec(
OPJ_INT32 nmsedec,
OPJ_UINT32 compno,
OPJ_UINT32 level,
@ -1214,7 +1247,7 @@ static OPJ_BOOL opj_t1_allocate_buffers(
* 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(OPJ_BOOL isEncoder)
static opj_t1_t* opj_t1_create(OPJ_BOOL isEncoder)
{
opj_t1_t *l_t1 = 00;
@ -1246,7 +1279,7 @@ opj_t1_t* opj_t1_create(OPJ_BOOL isEncoder)
*
* @param p_t1 Tier 1 handle to destroy
*/
void opj_t1_destroy(opj_t1_t *p_t1)
static void opj_t1_destroy(opj_t1_t *p_t1)
{
if (! p_t1) {
return;
@ -1279,10 +1312,6 @@ OPJ_BOOL opj_t1_decode_cblks( opj_tcd_tilecomp_t* tilec,
OPJ_UINT32 resno, bandno, precno;
OPJ_UINT32 tile_w = (OPJ_UINT32)(tilec->x1 - tilec->x0);
OPJ_BOOL rc = OPJ_TRUE;
#ifdef _OPENMP
omp_set_num_threads(OPJ_NUM_CORES);
#endif
for (resno = 0; resno < tilec->minimum_num_resolutions; ++resno) {
opj_tcd_resolution_t* res = &tilec->resolutions[resno];
@ -1483,12 +1512,24 @@ OPJ_BOOL opj_t1_encode_cblks( opj_tcd_tile_t *tile,
OPJ_UINT32 mct_numcomps
)
{
OPJ_BOOL do_opt = OPJ_TRUE;
OPJ_UINT32 compno, resno, bandno, precno;
OPJ_BOOL rc = OPJ_TRUE;
tile->distotile = 0; /* fixed_quality */
#ifdef _OPENMP
omp_set_num_threads(OPJ_NUM_CORES);
#endif
for (compno = 0; compno < tile->numcomps; ++compno) {
opj_tcd_tilecomp_t* tilec = tile->comps + compno;
opj_tccp_t* tccp = tcp->tccps + compno;
if (tccp->cblksty != 0)
{
do_opt = OPJ_FALSE;
break;
}
}
if (do_opt)
return opj_t1_opt_encode_cblks(tile, tcp, mct_norms, mct_numcomps);
for (compno = 0; compno < tile->numcomps; ++compno) {
opj_tcd_tilecomp_t* tilec = &tile->comps[compno];
opj_tccp_t* tccp = &tcp->tccps[compno];

48
src/lib/openjp2/t1.h
View File

@ -91,28 +91,7 @@ in T1.C are used by some function in TCD.C.
/* ----------------------------------------------------------------------- */
typedef OPJ_INT16 opj_flag_t;
/**
Tier-1 coding (coding of code-block coefficients)
*/
typedef struct opj_t1 {
/** MQC component */
opj_mqc_t *mqc;
/** RAW component */
opj_raw_t *raw;
OPJ_INT32 *data;
opj_flag_t *flags;
OPJ_UINT32 w;
OPJ_UINT32 h;
OPJ_UINT32 datasize;
OPJ_UINT32 flagssize;
OPJ_UINT32 flags_stride;
OPJ_UINT32 data_stride;
OPJ_BOOL encoder;
} opj_t1_t;
#define MACRO_t1_flags(x,y) t1->flags[((x)*(t1->flags_stride))+(y)]
@ -142,20 +121,23 @@ OPJ_BOOL opj_t1_decode_cblks( opj_tcd_tilecomp_t* tilec,
opj_tccp_t* tccp);
OPJ_FLOAT64 opj_t1_getwmsedec(
OPJ_INT32 nmsedec,
OPJ_UINT32 compno,
OPJ_UINT32 level,
OPJ_UINT32 orient,
OPJ_INT32 bpno,
OPJ_UINT32 qmfbid,
OPJ_FLOAT64 stepsize,
OPJ_UINT32 numcomps,
const OPJ_FLOAT64 * mct_norms,
OPJ_UINT32 mct_numcomps);
OPJ_INT16 opj_t1_getnmsedec_sig(OPJ_UINT32 x, OPJ_UINT32 bitpos);
OPJ_INT16 opj_t1_getnmsedec_ref(OPJ_UINT32 x, OPJ_UINT32 bitpos);
/**
* Creates a new Tier 1 handle
* 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(OPJ_BOOL isEncoder);
/**
* Destroys a previously created T1 handle
*
* @param p_t1 Tier 1 handle to destroy
*/
void opj_t1_destroy(opj_t1_t *p_t1);
/* ----------------------------------------------------------------------- */
/*@}*/

198
src/lib/openjp2/t1_generate_luts.c
View File

@ -110,6 +110,91 @@ static int t1_init_ctxno_zc(int f, int orient) {
return (T1_CTXNO_ZC + n);
}
static int t1_init_ctxno_zc_opt(int f, int orient) {
int h, v, d, n, t, hv;
n = 0;
h = ((f & T1_SIGMA_3) != 0) + ((f & T1_SIGMA_5) != 0);
v = ((f & T1_SIGMA_1) != 0) + ((f & T1_SIGMA_7) != 0);
d = ((f & T1_SIGMA_0) != 0) + ((f & T1_SIGMA_2) != 0) + ((f & T1_SIGMA_8) != 0) + ((f & T1_SIGMA_6) != 0);
switch (orient) {
case 2:
t = h;
h = v;
v = t;
case 0:
case 1:
if (!h) {
if (!v) {
if (!d)
n = 0;
else if (d == 1)
n = 1;
else
n = 2;
}
else if (v == 1) {
n = 3;
}
else {
n = 4;
}
}
else if (h == 1) {
if (!v) {
if (!d)
n = 5;
else
n = 6;
}
else {
n = 7;
}
}
else
n = 8;
break;
case 3:
hv = h + v;
if (!d) {
if (!hv) {
n = 0;
}
else if (hv == 1) {
n = 1;
}
else {
n = 2;
}
}
else if (d == 1) {
if (!hv) {
n = 3;
}
else if (hv == 1) {
n = 4;
}
else {
n = 5;
}
}
else if (d == 2) {
if (!hv) {
n = 6;
}
else {
n = 7;
}
}
else {
n = 8;
}
break;
}
return (T1_CTXNO_ZC + n);
}
static int t1_init_ctxno_sc(int f) {
int hc, vc, n;
n = 0;
@ -151,6 +236,49 @@ static int t1_init_ctxno_sc(int f) {
return (T1_CTXNO_SC + n);
}
static int t1_init_ctxno_sc_opt(int f) {
int hc, vc, n;
n = 0;
hc = opj_int_min(((f & (T1_LUT_SIG_E | T1_LUT_SGN_E)) ==
T1_LUT_SIG_E) + ((f & (T1_LUT_SIG_W | T1_LUT_SGN_W)) == T1_LUT_SIG_W),
1) - opj_int_min(((f & (T1_LUT_SIG_E | T1_LUT_SGN_E)) ==
(T1_LUT_SIG_E | T1_LUT_SGN_E)) +
((f & (T1_LUT_SIG_W | T1_LUT_SGN_W)) ==
(T1_LUT_SIG_W | T1_LUT_SGN_W)), 1);
vc = opj_int_min(((f & (T1_LUT_SIG_N | T1_LUT_SGN_N)) ==
T1_LUT_SIG_N) + ((f & (T1_LUT_SIG_S | T1_LUT_SGN_S)) == T1_LUT_SIG_S),
1) - opj_int_min(((f & (T1_LUT_SIG_N | T1_LUT_SGN_N)) ==
(T1_LUT_SIG_N | T1_LUT_SGN_N)) +
((f & (T1_LUT_SIG_S | T1_LUT_SGN_S)) ==
(T1_LUT_SIG_S | T1_LUT_SGN_S)), 1);
if (hc < 0) {
hc = -hc;
vc = -vc;
}
if (!hc) {
if (vc == -1)
n = 1;
else if (!vc)
n = 0;
else
n = 1;
}
else if (hc == 1) {
if (vc == -1)
n = 2;
else if (!vc)
n = 3;
else
n = 4;
}
return (T1_CTXNO_SC + n);
}
static int t1_init_spb(int f) {
int hc, vc, n;
@ -176,6 +304,32 @@ static int t1_init_spb(int f) {
return n;
}
static int t1_init_spb_opt(int f) {
int hc, vc, n;
hc = opj_int_min(((f & (T1_LUT_SIG_E | T1_LUT_SGN_E)) ==
T1_LUT_SIG_E) + ((f & (T1_LUT_SIG_W | T1_LUT_SGN_W)) == T1_LUT_SIG_W),
1) - opj_int_min(((f & (T1_LUT_SIG_E | T1_LUT_SGN_E)) ==
(T1_LUT_SIG_E | T1_LUT_SGN_E)) +
((f & (T1_LUT_SIG_W | T1_LUT_SGN_W)) ==
(T1_LUT_SIG_W | T1_LUT_SGN_W)), 1);
vc = opj_int_min(((f & (T1_LUT_SIG_N | T1_LUT_SGN_N)) ==
T1_LUT_SIG_N) + ((f & (T1_LUT_SIG_S | T1_LUT_SGN_S)) == T1_LUT_SIG_S),
1) - opj_int_min(((f & (T1_LUT_SIG_N | T1_LUT_SGN_N)) ==
(T1_LUT_SIG_N | T1_LUT_SGN_N)) +
((f & (T1_LUT_SIG_S | T1_LUT_SGN_S)) ==
(T1_LUT_SIG_S | T1_LUT_SGN_S)), 1);
if (!hc && !vc)
n = 0;
else
n = (!(hc > 0 || (!hc && vc > 0)));
return n;
}
static void dump_array16(int array[],int size){
int i;
--size;
@ -193,6 +347,7 @@ int main(int argc, char **argv)
double u, v, t;
int lut_ctxno_zc[1024];
int lut_ctxno_zc_opt[2048];
int lut_nmsedec_sig[1 << T1_NMSEDEC_BITS];
int lut_nmsedec_sig0[1 << T1_NMSEDEC_BITS];
int lut_nmsedec_ref[1 << T1_NMSEDEC_BITS];
@ -222,6 +377,28 @@ int main(int argc, char **argv)
}
printf("%i\n};\n\n", lut_ctxno_zc[1023]);
/* lut_ctxno_zc_opt */
for (j = 0; j < 4; ++j) {
for (i = 0; i < 512; ++i) {
int orient = j;
if (orient == 2) {
orient = 1;
}
else if (orient == 1) {
orient = 2;
}
lut_ctxno_zc_opt[(orient << 9) | i] = t1_init_ctxno_zc_opt(i, j);
}
}
printf("static OPJ_BYTE lut_ctxno_zc_opt[2048] = {\n ");
for (i = 0; i < 2047; ++i) {
printf("%i, ", lut_ctxno_zc_opt[i]);
if (!((i + 1) & 0x1f))
printf("\n ");
}
printf("%i\n};\n\n", lut_ctxno_zc_opt[2047]);
/* lut_ctxno_sc */
printf("static OPJ_BYTE lut_ctxno_sc[256] = {\n ");
for (i = 0; i < 255; ++i) {
@ -231,6 +408,17 @@ int main(int argc, char **argv)
}
printf("0x%x\n};\n\n", t1_init_ctxno_sc(255 << 4));
/* lut_ctxno_sc_opt */
printf("static OPJ_BYTE lut_ctxno_sc_opt[256] = {\n ");
for (i = 0; i < 255; ++i) {
printf("0x%x, ", t1_init_ctxno_sc_opt(i));
if (!((i + 1) & 0xf))
printf("\n ");
}
printf("0x%x\n};\n\n", t1_init_ctxno_sc_opt(255));
/* lut_spb */
printf("static OPJ_BYTE lut_spb[256] = {\n ");
for (i = 0; i < 255; ++i) {
@ -240,6 +428,16 @@ int main(int argc, char **argv)
}
printf("%i\n};\n\n", t1_init_spb(255 << 4));
/* lut_spb_opt */
printf("static OPJ_BYTE lut_spb_opt[256] = {\n ");
for (i = 0; i < 255; ++i) {
printf("%i, ", t1_init_spb_opt(i));
if (!((i + 1) & 0x1f))
printf("\n ");
}
printf("%i\n};\n\n", t1_init_spb_opt(255));
/* FIXME FIXME FIXME */
/* fprintf(stdout,"nmsedec luts:\n"); */
for (i = 0; i < (1 << T1_NMSEDEC_BITS); ++i) {

104
src/lib/openjp2/t1_luts.h
View File

@ -35,6 +35,74 @@ static OPJ_BYTE lut_ctxno_zc[1024] = {
2, 5, 5, 7, 5, 7, 7, 8, 5, 7, 7, 8, 7, 8, 8, 8, 2, 5, 5, 7, 5, 7, 7, 8, 5, 7, 7, 8, 7, 8, 8, 8
};
static OPJ_BYTE lut_ctxno_zc_opt[2048] = {
0, 1, 3, 3, 1, 2, 3, 3, 5, 6, 7, 7, 6, 6, 7, 7, 0, 1, 3, 3, 1, 2, 3, 3, 5, 6, 7, 7, 6, 6, 7, 7,
5, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 5, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
1, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7, 1, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7,
6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
1, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7, 1, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7,
6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
2, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7, 2, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7,
6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
0, 1, 5, 6, 1, 2, 6, 6, 3, 3, 7, 7, 3, 3, 7, 7, 0, 1, 5, 6, 1, 2, 6, 6, 3, 3, 7, 7, 3, 3, 7, 7,
3, 3, 7, 7, 3, 3, 7, 7, 4, 4, 7, 7, 4, 4, 7, 7, 3, 3, 7, 7, 3, 3, 7, 7, 4, 4, 7, 7, 4, 4, 7, 7,
1, 2, 6, 6, 2, 2, 6, 6, 3, 3, 7, 7, 3, 3, 7, 7, 1, 2, 6, 6, 2, 2, 6, 6, 3, 3, 7, 7, 3, 3, 7, 7,
3, 3, 7, 7, 3, 3, 7, 7, 4, 4, 7, 7, 4, 4, 7, 7, 3, 3, 7, 7, 3, 3, 7, 7, 4, 4, 7, 7, 4, 4, 7, 7,
5, 6, 8, 8, 6, 6, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 5, 6, 8, 8, 6, 6, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8,
7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8,
6, 6, 8, 8, 6, 6, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 6, 6, 8, 8, 6, 6, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8,
7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8,
1, 2, 6, 6, 2, 2, 6, 6, 3, 3, 7, 7, 3, 3, 7, 7, 1, 2, 6, 6, 2, 2, 6, 6, 3, 3, 7, 7, 3, 3, 7, 7,
3, 3, 7, 7, 3, 3, 7, 7, 4, 4, 7, 7, 4, 4, 7, 7, 3, 3, 7, 7, 3, 3, 7, 7, 4, 4, 7, 7, 4, 4, 7, 7,
2, 2, 6, 6, 2, 2, 6, 6, 3, 3, 7, 7, 3, 3, 7, 7, 2, 2, 6, 6, 2, 2, 6, 6, 3, 3, 7, 7, 3, 3, 7, 7,
3, 3, 7, 7, 3, 3, 7, 7, 4, 4, 7, 7, 4, 4, 7, 7, 3, 3, 7, 7, 3, 3, 7, 7, 4, 4, 7, 7, 4, 4, 7, 7,
6, 6, 8, 8, 6, 6, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 6, 6, 8, 8, 6, 6, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8,
7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8,
6, 6, 8, 8, 6, 6, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 6, 6, 8, 8, 6, 6, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8,
7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8, 7, 7, 8, 8,
0, 1, 3, 3, 1, 2, 3, 3, 5, 6, 7, 7, 6, 6, 7, 7, 0, 1, 3, 3, 1, 2, 3, 3, 5, 6, 7, 7, 6, 6, 7, 7,
5, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 5, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
1, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7, 1, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7,
6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
1, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7, 1, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7,
6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
2, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7, 2, 2, 3, 3, 2, 2, 3, 3, 6, 6, 7, 7, 6, 6, 7, 7,
6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 7, 7, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 4, 4, 3, 3, 4, 4, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
0, 3, 1, 4, 3, 6, 4, 7, 1, 4, 2, 5, 4, 7, 5, 7, 0, 3, 1, 4, 3, 6, 4, 7, 1, 4, 2, 5, 4, 7, 5, 7,
1, 4, 2, 5, 4, 7, 5, 7, 2, 5, 2, 5, 5, 7, 5, 7, 1, 4, 2, 5, 4, 7, 5, 7, 2, 5, 2, 5, 5, 7, 5, 7,
3, 6, 4, 7, 6, 8, 7, 8, 4, 7, 5, 7, 7, 8, 7, 8, 3, 6, 4, 7, 6, 8, 7, 8, 4, 7, 5, 7, 7, 8, 7, 8,
4, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8, 4, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8,
1, 4, 2, 5, 4, 7, 5, 7, 2, 5, 2, 5, 5, 7, 5, 7, 1, 4, 2, 5, 4, 7, 5, 7, 2, 5, 2, 5, 5, 7, 5, 7,
2, 5, 2, 5, 5, 7, 5, 7, 2, 5, 2, 5, 5, 7, 5, 7, 2, 5, 2, 5, 5, 7, 5, 7, 2, 5, 2, 5, 5, 7, 5, 7,
4, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8, 4, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8,
5, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8,
3, 6, 4, 7, 6, 8, 7, 8, 4, 7, 5, 7, 7, 8, 7, 8, 3, 6, 4, 7, 6, 8, 7, 8, 4, 7, 5, 7, 7, 8, 7, 8,
4, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8, 4, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8,
6, 8, 7, 8, 8, 8, 8, 8, 7, 8, 7, 8, 8, 8, 8, 8, 6, 8, 7, 8, 8, 8, 8, 8, 7, 8, 7, 8, 8, 8, 8, 8,
7, 8, 7, 8, 8, 8, 8, 8, 7, 8, 7, 8, 8, 8, 8, 8, 7, 8, 7, 8, 8, 8, 8, 8, 7, 8, 7, 8, 8, 8, 8, 8,
4, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8, 4, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8,
5, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8, 5, 7, 5, 7, 7, 8, 7, 8,
7, 8, 7, 8, 8, 8, 8, 8, 7, 8, 7, 8, 8, 8, 8, 8, 7, 8, 7, 8, 8, 8, 8, 8, 7, 8, 7, 8, 8, 8, 8, 8,
7, 8, 7, 8, 8, 8, 8, 8, 7, 8, 7, 8, 8, 8, 8, 8, 7, 8, 7, 8, 8, 8, 8, 8, 7, 8, 7, 8, 8, 8, 8, 8
};
static OPJ_BYTE lut_ctxno_sc[256] = {
0x9, 0xa, 0xc, 0xd, 0xa, 0xa, 0xd, 0xd, 0xc, 0xd, 0xc, 0xd, 0xd, 0xd, 0xd, 0xd,
0x9, 0xa, 0xc, 0xb, 0xa, 0x9, 0xd, 0xc, 0xc, 0xb, 0xc, 0xb, 0xd, 0xc, 0xd, 0xc,
@ -54,6 +122,28 @@ static OPJ_BYTE lut_ctxno_sc[256] = {
0x9, 0xa, 0xc, 0xd, 0xa, 0xa, 0xd, 0xd, 0xc, 0xd, 0xc, 0xd, 0xd, 0xd, 0xd, 0xd
};
static OPJ_BYTE lut_ctxno_sc_opt[256] = {
0x9, 0x9, 0xa, 0xa, 0x9, 0x9, 0xa, 0xa, 0xc, 0xc, 0xd, 0xb, 0xc, 0xc, 0xd, 0xb,
0x9, 0x9, 0xa, 0xa, 0x9, 0x9, 0xa, 0xa, 0xc, 0xc, 0xb, 0xd, 0xc, 0xc, 0xb, 0xd,
0xc, 0xc, 0xd, 0xd, 0xc, 0xc, 0xb, 0xb, 0xc, 0x9, 0xd, 0xa, 0x9, 0xc, 0xa, 0xb,
0xc, 0xc, 0xb, 0xb, 0xc, 0xc, 0xd, 0xd, 0xc, 0x9, 0xb, 0xa, 0x9, 0xc, 0xa, 0xd,
0x9, 0x9, 0xa, 0xa, 0x9, 0x9, 0xa, 0xa, 0xc, 0xc, 0xd, 0xb, 0xc, 0xc, 0xd, 0xb,
0x9, 0x9, 0xa, 0xa, 0x9, 0x9, 0xa, 0xa, 0xc, 0xc, 0xb, 0xd, 0xc, 0xc, 0xb, 0xd,
0xc, 0xc, 0xd, 0xd, 0xc, 0xc, 0xb, 0xb, 0xc, 0x9, 0xd, 0xa, 0x9, 0xc, 0xa, 0xb,
0xc, 0xc, 0xb, 0xb, 0xc, 0xc, 0xd, 0xd, 0xc, 0x9, 0xb, 0xa, 0x9, 0xc, 0xa, 0xd,
0xa, 0xa, 0xa, 0xa, 0xa, 0xa, 0xa, 0xa, 0xd, 0xb, 0xd, 0xb, 0xd, 0xb, 0xd, 0xb,
0xa, 0xa, 0x9, 0x9, 0xa, 0xa, 0x9, 0x9, 0xd, 0xb, 0xc, 0xc, 0xd, 0xb, 0xc, 0xc,
0xd, 0xd, 0xd, 0xd, 0xb, 0xb, 0xb, 0xb, 0xd, 0xa, 0xd, 0xa, 0xa, 0xb, 0xa, 0xb,
0xd, 0xd, 0xc, 0xc, 0xb, 0xb, 0xc, 0xc, 0xd, 0xa, 0xc, 0x9, 0xa, 0xb, 0x9, 0xc,
0xa, 0xa, 0x9, 0x9, 0xa, 0xa, 0x9, 0x9, 0xb, 0xd, 0xc, 0xc, 0xb, 0xd, 0xc, 0xc,
0xa, 0xa, 0xa, 0xa, 0xa, 0xa, 0xa, 0xa, 0xb, 0xd, 0xb, 0xd, 0xb, 0xd, 0xb, 0xd,
0xb, 0xb, 0xc, 0xc, 0xd, 0xd, 0xc, 0xc, 0xb, 0xa, 0xc, 0x9, 0xa, 0xd, 0x9, 0xc,
0xb, 0xb, 0xb, 0xb, 0xd, 0xd, 0xd, 0xd, 0xb, 0xa, 0xb, 0xa, 0xa, 0xd, 0xa, 0xd
};
static OPJ_BYTE lut_spb[256] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0,
@ -65,6 +155,20 @@ static OPJ_BYTE lut_spb[256] = {
0, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
};
static OPJ_BYTE lut_spb_opt[256] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1,
0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1,
0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1,
0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1,
0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1,
0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 1,
1, 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1,
0, 0, 0, 0, 1, 1, 1, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1
};
static OPJ_INT16 lut_nmsedec_sig[1 << T1_NMSEDEC_BITS] = {
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,

894
src/lib/openjp2/t1_opt.c Normal file
View File

@ -0,0 +1,894 @@
/*
* The copyright in this software is being made available under the 2-clauses
* BSD License, included below. This software may be subject to other third
* party and contributor rights, including patent rights, and no such rights
* are granted under this license.
*
* Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
* Copyright (c) 2002-2014, Professor Benoit Macq
* Copyright (c) 2001-2003, David Janssens
* Copyright (c) 2002-2003, Yannick Verschueren
* Copyright (c) 2003-2007, Francois-Olivier Devaux
* Copyright (c) 2003-2014, Antonin Descampe
* Copyright (c) 2005, Herve Drolon, FreeImage Team
* Copyright (c) 2007, Callum Lerwick <seg@haxxed.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "opj_includes.h"
#include "t1_luts.h"
#ifdef _OPENMP
#include <omp.h>
#endif
/** @defgroup T1 T1 - Implementation of the tier-1 coding */
/*@{*/
/** @name Local static functions */
/*@{*/
typedef OPJ_INT32 opj_flag_opt_t;
/**
Tier-1 coding (coding of code-block coefficients)
*/
typedef struct opj_t1_opt {
opj_mqc_t *mqc;
OPJ_UINT32 *data;
opj_flag_opt_t *flags;
OPJ_UINT32 w;
OPJ_UINT32 h;
OPJ_UINT32 datasize;
OPJ_UINT32 flagssize;
OPJ_UINT32 flags_stride;
OPJ_BOOL encoder;
} opj_t1_opt_t;
#define ENC_FLAGS(x, y) (t1->flags[(x) + 1 + (((y) >> 2) + 1) * t1->flags_stride])
#define ENC_FLAGS_ADDRESS(x, y) (t1->flags + ((x) + 1 + (((y) >> 2) + 1) * t1->flags_stride))
static INLINE OPJ_BYTE opj_t1_getctxno_zc_opt(OPJ_UINT32 f, OPJ_UINT32 orient);
static INLINE OPJ_BYTE opj_t1_getctxno_sc_opt(OPJ_UINT32 fX, OPJ_UINT32 pfX, OPJ_UINT32 nfX, OPJ_UINT32 ci);
static INLINE OPJ_UINT32 opj_t1_getctxno_mag_opt(OPJ_UINT32 f);
static INLINE OPJ_BYTE opj_t1_getspb_opt(OPJ_UINT32 fX, OPJ_UINT32 pfX, OPJ_UINT32 nfX, OPJ_UINT32 ci);
static INLINE void opj_t1_updateflags_opt(opj_flag_opt_t *flagsp, OPJ_UINT32 ci, OPJ_UINT32 s, OPJ_UINT32 stride);
/**
Encode significant pass
*/
static void opj_t1_enc_sigpass_step(opj_t1_opt_t *t1,
opj_flag_opt_t *flagsp,
OPJ_UINT32 *datap,
OPJ_UINT32 orient,
OPJ_INT32 bpno,
OPJ_INT32 one,
OPJ_INT32 *nmsedec);
/**
Encode significant pass
*/
static void opj_t1_enc_sigpass( opj_t1_opt_t *t1,
OPJ_INT32 bpno,
OPJ_UINT32 orient,
OPJ_INT32 *nmsedec);
/**
Encode refinement pass
*/
static void opj_t1_enc_refpass_step(opj_t1_opt_t *t1,
opj_flag_opt_t *flagsp,
OPJ_UINT32 *datap,
OPJ_INT32 bpno,
OPJ_INT32 one,
OPJ_INT32 *nmsedec);
/**
Encode refinement pass
*/
static void opj_t1_enc_refpass( opj_t1_opt_t *t1,
OPJ_INT32 bpno,
OPJ_INT32 *nmsedec);
/**
Encode clean-up pass
*/
static void opj_t1_enc_clnpass_step(
opj_t1_opt_t *t1,
opj_flag_opt_t *flagsp,
OPJ_UINT32 *datap,
OPJ_UINT32 orient,
OPJ_INT32 bpno,
OPJ_INT32 one,
OPJ_INT32 *nmsedec,
OPJ_UINT32 agg,
OPJ_UINT32 runlen,
OPJ_UINT32 x,
OPJ_UINT32 y);
/**
Encode clean-up pass
*/
static void opj_t1_enc_clnpass(
opj_t1_opt_t *t1,
OPJ_INT32 bpno,
OPJ_UINT32 orient,
OPJ_INT32 *nmsedec);
static void opj_t1_encode_cblk(opj_t1_opt_t *t1,
opj_tcd_cblk_enc_t* cblk,
OPJ_UINT32 orient,
OPJ_UINT32 compno,
OPJ_UINT32 level,
OPJ_UINT32 qmfbid,
OPJ_FLOAT64 stepsize,
OPJ_UINT32 numcomps,
opj_tcd_tile_t * tile,
const OPJ_FLOAT64 * mct_norms,
OPJ_UINT32 mct_numcomps,
OPJ_UINT32 max);
static OPJ_BOOL opj_t1_allocate_buffers( opj_t1_opt_t *t1,
OPJ_UINT32 w,
OPJ_UINT32 h);
/**
* Creates a new Tier 1 handle
* and initializes the look-up tables of the Tier-1 coder/decoder
* @return a new T1 handle if successful, returns NULL otherwise
*/
static opj_t1_opt_t* opj_t1_create(OPJ_BOOL isEncoder);
/**
* Destroys a previously created T1 handle
*
* @param p_t1 Tier 1 handle to destroy
*/
static void opj_t1_destroy(opj_t1_opt_t *p_t1);
/**
* Creates a new Tier 1 handle
* and initializes the look-up tables of the Tier-1 coder/decoder
* @return a new T1 handle if successful, returns NULL otherwise
*/
static opj_t1_opt_t* opj_t1_create(OPJ_BOOL isEncoder)
{
opj_t1_opt_t *l_t1 = 00;
l_t1 = (opj_t1_opt_t*)opj_calloc(1, sizeof(opj_t1_opt_t));
if (!l_t1) {
return 00;
}
/* create MQC handles */
l_t1->mqc = opj_mqc_create();
if (!l_t1->mqc) {
opj_t1_destroy(l_t1);
return 00;
}
l_t1->encoder = isEncoder;
return l_t1;
}
/**
* Destroys a previously created T1 handle
*
* @param p_t1 Tier 1 handle to destroy
*/
static void opj_t1_destroy(opj_t1_opt_t *p_t1)
{
if (!p_t1) {
return;
}
/* destroy MQC handles */
opj_mqc_destroy(p_t1->mqc);
p_t1->mqc = 00;
/* encoder uses tile buffer, so no need to free */
if (p_t1->data) {
opj_aligned_free(p_t1->data);
p_t1->data = 00;
}
if (p_t1->flags) {
opj_aligned_free(p_t1->flags);
p_t1->flags = 00;
}
opj_free(p_t1);
}
static INLINE OPJ_BYTE opj_t1_getctxno_zc_opt(OPJ_UINT32 f, OPJ_UINT32 orient) {
return lut_ctxno_zc_opt[(orient << 9) | (f & T1_SIGMA_NEIGHBOURS)];
}
static OPJ_BYTE opj_t1_getctxno_sc_opt(OPJ_UINT32 fX, OPJ_UINT32 pfX, OPJ_UINT32 nfX, OPJ_UINT32 ci) {
/*
0 pfX T1_CHI_THIS T1_LUT_CTXNO_SGN_W
1 tfX T1_SIGMA_1 T1_LUT_CTXNO_SIG_N
2 nfX T1_CHI_THIS T1_LUT_CTXNO_SGN_E
3 tfX T1_SIGMA_3 T1_LUT_CTXNO_SIG_W
4 fX T1_CHI_(THIS - 1) T1_LUT_CTXNO_SGN_N
5 tfX T1_SIGMA_5 T1_LUT_CTXNO_SIG_E
6 fX T1_CHI_(THIS + 1) T1_LUT_CTXNO_SGN_S
7 tfX T1_SIGMA_7 T1_LUT_CTXNO_SIG_S
*/
OPJ_UINT32 lu = (fX >> (ci * 3)) & (T1_SIGMA_1 | T1_SIGMA_3 | T1_SIGMA_5 | T1_SIGMA_7);
lu |= (pfX >> (T1_CHI_THIS_I + (ci * 3U))) & (1U << 0);
lu |= (nfX >> (T1_CHI_THIS_I - 2U + (ci * 3U))) & (1U << 2);
if (ci == 0U) {
lu |= (fX >> (T1_CHI_0_I - 4U)) & (1U << 4);
}
else {
lu |= (fX >> (T1_CHI_1_I - 4U + ((ci - 1U) * 3U))) & (1U << 4);
}
lu |= (fX >> (T1_CHI_2_I - 6U + (ci * 3U))) & (1U << 6);
return lut_ctxno_sc_opt[lu];
}
static INLINE OPJ_UINT32 opj_t1_getctxno_mag_opt(OPJ_UINT32 f) {
return (f & T1_MU_THIS) ? (T1_CTXNO_MAG + 2) : ((f & T1_SIGMA_NEIGHBOURS) ? T1_CTXNO_MAG + 1 : T1_CTXNO_MAG);
}
static OPJ_BYTE opj_t1_getspb_opt(OPJ_UINT32 fX, OPJ_UINT32 pfX, OPJ_UINT32 nfX, OPJ_UINT32 ci) {
/*
0 pfX T1_CHI_THIS T1_LUT_SGN_W
1 tfX T1_SIGMA_1 T1_LUT_SIG_N
2 nfX T1_CHI_THIS T1_LUT_SGN_E
3 tfX T1_SIGMA_3 T1_LUT_SIG_W
4 fX T1_CHI_(THIS - 1) T1_LUT_SGN_N
5 tfX T1_SIGMA_5 T1_LUT_SIG_E
6 fX T1_CHI_(THIS + 1) T1_LUT_SGN_S
7 tfX T1_SIGMA_7 T1_LUT_SIG_S
*/
int lu = (fX >> (ci * 3U)) & (T1_SIGMA_1 | T1_SIGMA_3 | T1_SIGMA_5 | T1_SIGMA_7);
lu |= (pfX >> (T1_CHI_THIS_I + (ci * 3U))) & (1U << 0);
lu |= (nfX >> (T1_CHI_THIS_I - 2U + (ci * 3U))) & (1U << 2);
if (ci == 0U) {
lu |= (fX >> (T1_CHI_0_I - 4U)) & (1U << 4);
}
else {
lu |= (fX >> (T1_CHI_1_I - 4U + ((ci - 1U) * 3U))) & (1U << 4);
}
lu |= (fX >> (T1_CHI_2_I - 6U + (ci * 3U))) & (1U << 6);
return lut_spb_opt[lu];
}
static void opj_t1_updateflags_opt(opj_flag_opt_t *flagsp, OPJ_UINT32 ci, OPJ_UINT32 s, OPJ_UINT32 stride) {
/* set up to point to the north and south data points' flags words, if required */
opj_flag_opt_t* north;
opj_flag_opt_t* south;
/* mark target as significant */
*flagsp |= T1_SIGMA_THIS << (3U * ci);
/* north-west, north, north-east */
if (ci == 0U) {
north = flagsp - stride;
*north |= T1_SIGMA_16;
north[-1] |= T1_SIGMA_17;
north[1] |= T1_SIGMA_15;
}
/* south-west, south, south-east */
if (ci == 3U) {
south = flagsp + stride;
*south |= T1_SIGMA_1;
south[-1] |= T1_SIGMA_2;
south[1] |= T1_SIGMA_0;
}
/* east */
flagsp[-1] |= T1_SIGMA_5 << (3U * ci);
/* west */
flagsp[1] |= T1_SIGMA_3 << (3U * ci);
if (s) {
switch (ci) {
case 0U:
{
*flagsp |= T1_CHI_1;
*north |= T1_CHI_5;
break;
}
case 1:
*flagsp |= T1_CHI_2;
break;
case 2:
*flagsp |= T1_CHI_3;
break;
case 3:
{
*flagsp |= T1_CHI_4;
*south |= T1_CHI_0;
break;
}
}
}
}
static void opj_t1_enc_sigpass_step( opj_t1_opt_t *t1,
opj_flag_opt_t *flagsp,
OPJ_UINT32 *datap,
OPJ_UINT32 orient,
OPJ_INT32 bpno,
OPJ_INT32 one,
OPJ_INT32 *nmsedec)
{
OPJ_UINT32 v;
OPJ_UINT32 ci;
opj_mqc_t *mqc = t1->mqc;
if (*flagsp == 0U) {
return; /* Nothing to do for any of the 4 data points */
}
for (ci = 0U; ci < 4U; ++ci) {
OPJ_UINT32 const shift_flags = *flagsp >> (ci * 3U);
/* if location is not significant, has not been coded in significance pass, and is in preferred neighbourhood,
then code in this pass: */
if ((shift_flags & (T1_SIGMA_THIS | T1_PI_THIS)) == 0U && (shift_flags & T1_SIGMA_NEIGHBOURS) != 0U) {
v = (*datap >> one) & 1;
opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc_opt(shift_flags, orient));
opj_mqc_encode(mqc, v);
if (v) {
/* sign bit */
v = *datap >> T1_DATA_SIGN_BIT_INDEX;
*nmsedec += opj_t1_getnmsedec_sig(*datap, bpno);
opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc_opt(*flagsp, flagsp[-1], flagsp[1], ci));
opj_mqc_encode(mqc, v ^ opj_t1_getspb_opt(*flagsp, flagsp[-1], flagsp[1], ci));
opj_t1_updateflags_opt(flagsp, ci, v, t1->flags_stride);
}
/* set propogation pass bit for this location */
*flagsp |= T1_PI_THIS << (ci * 3U);
}
datap += t1->w;
}
}
static void opj_t1_enc_sigpass(opj_t1_opt_t *t1,
OPJ_INT32 bpno,
OPJ_UINT32 orient,
OPJ_INT32 *nmsedec )
{
OPJ_UINT32 i, k;
OPJ_INT32 const one = (bpno + T1_NMSEDEC_FRACBITS);
OPJ_UINT32 const flag_row_extra = t1->flags_stride - t1->w;
OPJ_UINT32 const data_row_extra = (t1->w << 2) - t1->w;
opj_flag_opt_t* f = ENC_FLAGS_ADDRESS(0, 0);
OPJ_INT32* d = t1->data;
*nmsedec = 0;
for (k = 0; k < t1->h; k += 4) {
for (i = 0; i < t1->w; ++i) {
opj_t1_enc_sigpass_step(
t1,
f,
d,
orient,
bpno,
one,
nmsedec);
++f;
++d;
}
d += data_row_extra;
f += flag_row_extra;
}
}
static void opj_t1_enc_refpass_step( opj_t1_opt_t *t1,
opj_flag_opt_t *flagsp,
OPJ_UINT32 *datap,
OPJ_INT32 bpno,
OPJ_INT32 one,
OPJ_INT32 *nmsedec)
{
OPJ_UINT32 v;
OPJ_UINT32 ci;
opj_mqc_t *mqc = t1->mqc;
if ((*flagsp & (T1_SIGMA_4 | T1_SIGMA_7 | T1_SIGMA_10 | T1_SIGMA_13)) == 0) {
/* none significant */
return;
}
if ((*flagsp & (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3)) == (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3)) {
/* all processed by sigpass */
return;
}
for (ci = 0U; ci < 4U; ++ci) {
OPJ_UINT32 shift_flags = *flagsp >> (ci * 3U);
/* if location is significant, but has not been coded in significance propagation pass, then code in this pass: */
if ((shift_flags & (T1_SIGMA_THIS | T1_PI_THIS)) == T1_SIGMA_THIS) {
*nmsedec += opj_t1_getnmsedec_ref(*datap, bpno);
v = (*datap >> one) & 1;
opj_mqc_setcurctx(mqc, opj_t1_getctxno_mag_opt(shift_flags));
opj_mqc_encode(mqc, v);
/* flip magnitude refinement bit*/
*flagsp |= T1_MU_THIS << (ci * 3U);
}
datap += t1->w;
}
}
static void opj_t1_enc_refpass(
opj_t1_opt_t *t1,
OPJ_INT32 bpno,
OPJ_INT32 *nmsedec)
{
OPJ_UINT32 i, k;
const OPJ_INT32 one = (bpno + T1_NMSEDEC_FRACBITS);
opj_flag_opt_t* f = ENC_FLAGS_ADDRESS(0, 0);
OPJ_UINT32 const flag_row_extra = t1->flags_stride - t1->w;
OPJ_UINT32 const data_row_extra = (t1->w << 2) - t1->w;
OPJ_INT32* d = t1->data;
*nmsedec = 0;
for (k = 0U; k < t1->h; k += 4U) {
for (i = 0U; i < t1->w; ++i) {
opj_t1_enc_refpass_step(
t1,
f,
d,
bpno,
one,
nmsedec);
++f;
++d;
}
f += flag_row_extra;
d += data_row_extra;
}
}
static void opj_t1_enc_clnpass_step(
opj_t1_opt_t *t1,
opj_flag_opt_t *flagsp,
OPJ_UINT32 *datap,
OPJ_UINT32 orient,
OPJ_INT32 bpno,
OPJ_INT32 one,
OPJ_INT32 *nmsedec,
OPJ_UINT32 agg,
OPJ_UINT32 runlen,
OPJ_UINT32 x,
OPJ_UINT32 y)
{
OPJ_UINT32 v;
OPJ_UINT32 ci;
opj_mqc_t *mqc = t1->mqc;
OPJ_UINT32 lim;
const OPJ_UINT32 check = (T1_SIGMA_4 | T1_SIGMA_7 | T1_SIGMA_10 | T1_SIGMA_13 | T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3);
if ((*flagsp & check) == check) {
if (runlen == 0) {
*flagsp &= ~(T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3);
}
else if (runlen == 1) {
*flagsp &= ~(T1_PI_1 | T1_PI_2 | T1_PI_3);
}
else if (runlen == 2) {
*flagsp &= ~(T1_PI_2 | T1_PI_3);
}
else if (runlen == 3) {
*flagsp &= ~(T1_PI_3);
}
return;
}
lim = 4U < (t1->h - y) ? 4U : (t1->h - y);
for (ci = runlen; ci < lim; ++ci) {
opj_flag_opt_t shift_flags;
if ((agg != 0) && (ci == runlen)) {
goto LABEL_PARTIAL;
}
shift_flags = *flagsp >> (ci * 3U);
if (!(shift_flags & (T1_SIGMA_THIS | T1_PI_THIS))) {
opj_mqc_setcurctx(mqc, opj_t1_getctxno_zc_opt(shift_flags, orient));
v = (*datap >> one) & 1;
opj_mqc_encode(mqc, v);
if (v) {
LABEL_PARTIAL:
*nmsedec += opj_t1_getnmsedec_sig(*datap, bpno);
opj_mqc_setcurctx(mqc, opj_t1_getctxno_sc_opt(*flagsp, flagsp[-1], flagsp[1], ci));
/* sign bit */
v = *datap >> T1_DATA_SIGN_BIT_INDEX;
opj_mqc_encode(mqc, v ^ opj_t1_getspb_opt(*flagsp, flagsp[-1], flagsp[1], ci));
opj_t1_updateflags_opt(flagsp, ci, v, t1->flags_stride);
}
}
*flagsp &= ~(T1_PI_0 << (3U * ci));
datap += t1->w;
}
}
static void opj_t1_enc_clnpass(
opj_t1_opt_t *t1,
OPJ_INT32 bpno,
OPJ_UINT32 orient,
OPJ_INT32 *nmsedec)
{
OPJ_UINT32 i, k;
const OPJ_INT32 one = (bpno + T1_NMSEDEC_FRACBITS);
OPJ_UINT32 agg, runlen;
opj_mqc_t *mqc = t1->mqc;
*nmsedec = 0;
for (k = 0; k < t1->h; k += 4) {
for (i = 0; i < t1->w; ++i) {
agg = !ENC_FLAGS(i, k);
if (agg) {
for (runlen = 0; runlen < 4; ++runlen) {
if ( (t1->data[((k + runlen)*t1->w) + i] >> one) & 1)
break;
}
opj_mqc_setcurctx(mqc, T1_CTXNO_AGG);
opj_mqc_encode(mqc, runlen != 4);
if (runlen == 4) {
continue;
}
opj_mqc_setcurctx(mqc, T1_CTXNO_UNI);
opj_mqc_encode(mqc, runlen >> 1);
opj_mqc_encode(mqc, runlen & 1);
}
else {
runlen = 0;
}
opj_t1_enc_clnpass_step(
t1,
ENC_FLAGS_ADDRESS(i, k),
t1->data + ((k + runlen) * t1->w) + i,
orient,
bpno,
one,
nmsedec,
agg,
runlen,
i,
k);
}
}
}
static OPJ_BOOL opj_t1_allocate_buffers(
opj_t1_opt_t *t1,
OPJ_UINT32 w,
OPJ_UINT32 h)
{
OPJ_UINT32 datasize = w * h;
OPJ_UINT32 flagssize;
OPJ_UINT32 x;
opj_flag_opt_t* p;
OPJ_UINT32 flags_height;
if (datasize > t1->datasize) {
opj_aligned_free(t1->data);
t1->data = (OPJ_INT32*)opj_aligned_malloc(datasize * sizeof(OPJ_INT32));
if (!t1->data) {
/* FIXME event manager error callback */
return OPJ_FALSE;
}
t1->datasize = datasize;
}
memset(t1->data, 0, datasize * sizeof(OPJ_INT32));
t1->flags_stride = w + 2;
flags_height = (h + 3U) / 4U;
flagssize = t1->flags_stride * (flags_height + 2);
if (flagssize > t1->flagssize) {
opj_aligned_free(t1->flags);
t1->flags = (opj_flag_opt_t*)opj_aligned_malloc(flagssize * sizeof(opj_flag_opt_t));
if (!t1->flags) {
/* FIXME event manager error callback */
return OPJ_FALSE;
}
t1->flagssize = flagssize;
}
memset(t1->flags, 0, flagssize * sizeof(opj_flag_opt_t)); /* Shall we keep memset for encoder ? */
/* BIG FAT XXX */
p = &t1->flags[0];
for (x = 0; x < t1->flags_stride; ++x) {
/* magic value to hopefully stop any passes being interested in this entry */
*p++ = (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3);
}
p = &t1->flags[((flags_height + 1) * t1->flags_stride)];
for (x = 0; x < t1->flags_stride; ++x) {
/* magic value to hopefully stop any passes being interested in this entry */
*p++ = (T1_PI_0 | T1_PI_1 | T1_PI_2 | T1_PI_3);
}
if (h % 4) {
OPJ_UINT32 v = 0;
p = &t1->flags[((flags_height)* t1->flags_stride)];
if (h % 4 == 1) {
v |= T1_PI_1 | T1_PI_2 | T1_PI_3;
}
else if (h % 4 == 2) {
v |= T1_PI_2 | T1_PI_3;
}
else if (h % 4 == 3) {
v |= T1_PI_3;
}
for (x = 0; x < t1->flags_stride; ++x) {
*p++ = v;
}
}
t1->w = w;
t1->h = h;
return OPJ_TRUE;
}
/* ----------------------------------------------------------------------- */
/* ----------------------------------------------------------------------- */
OPJ_BOOL opj_t1_opt_encode_cblks( opj_tcd_tile_t *tile,
opj_tcp_t *tcp,
const OPJ_FLOAT64 * mct_norms,
OPJ_UINT32 mct_numcomps )
{
OPJ_UINT32 compno, resno, bandno, precno;
OPJ_BOOL rc = OPJ_TRUE;
tile->distotile = 0; /* fixed_quality */
for (compno = 0; compno < tile->numcomps; ++compno) {
opj_tcd_tilecomp_t* tilec = &tile->comps[compno];
opj_tccp_t* tccp = &tcp->tccps[compno];
OPJ_UINT32 tile_w = (OPJ_UINT32)(tilec->x1 - tilec->x0);
for (resno = 0; resno < tilec->numresolutions; ++resno) {
opj_tcd_resolution_t *res = &tilec->resolutions[resno];
for (bandno = 0; bandno < res->numbands; ++bandno) {
opj_tcd_band_t* restrict band = &res->bands[bandno];
OPJ_INT32 bandconst = 8192 * 8192 / ((OPJ_INT32) floor(band->stepsize * 8192));
for (precno = 0; precno < res->pw * res->ph; ++precno) {
opj_tcd_precinct_t *prc = &band->precincts[precno];
OPJ_INT32 cblkno;
OPJ_INT32 bandOdd = band->bandno & 1;
OPJ_INT32 bandModTwo = band->bandno & 2;
#ifdef _OPENMP
#pragma omp parallel default(none) private(cblkno) shared(band, bandOdd, bandModTwo, prc, tilec, tccp, mct_norms, mct_numcomps, bandconst,compno, tile, tile_w, resno, rc)
{
#pragma omp for
#endif
for (cblkno = 0; cblkno < (OPJ_INT32)(prc->cw * prc->ch); ++cblkno) {
OPJ_INT32* restrict tiledp;
opj_tcd_cblk_enc_t* cblk = prc->cblks.enc + cblkno;
OPJ_UINT32 cblk_w;
OPJ_UINT32 cblk_h;
OPJ_UINT32 i, j, tileIndex=0, tileLineAdvance;
OPJ_UINT32 cblk_index = 0;
opj_t1_opt_t * t1 = 00;
OPJ_INT32 x = cblk->x0 - band->x0;
OPJ_INT32 y = cblk->y0 - band->y0;
OPJ_UINT32 max=0;
if (bandOdd) {
opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1];
x += pres->x1 - pres->x0;
}
if (bandModTwo) {
opj_tcd_resolution_t *pres = &tilec->resolutions[resno - 1];
y += pres->y1 - pres->y0;
}
t1 = opj_t1_create(OPJ_TRUE);
if (!t1) {
rc = OPJ_FALSE;
continue;
}
if(!opj_t1_allocate_buffers(
t1,
(OPJ_UINT32)(cblk->x1 - cblk->x0),
(OPJ_UINT32)(cblk->y1 - cblk->y0)))
{
opj_t1_destroy(t1);
rc = OPJ_FALSE;
continue;
}
cblk_w = t1->w;
cblk_h = t1->h;
tileLineAdvance = tile_w - cblk_w;
tiledp=&tilec->data[(OPJ_UINT32)y * tile_w + (OPJ_UINT32)x];
if (tccp->qmfbid == 1) {
for (j = 0; j < cblk_h; ++j) {
for (i = 0; i < cblk_w; ++i) {
OPJ_INT32 tmp = tiledp[tileIndex] << T1_NMSEDEC_FRACBITS;
OPJ_UINT32 mag = opj_int_abs(tmp);
max = opj_uint_max(max, mag);
t1->data[cblk_index] = mag | ((tmp < 0) << T1_DATA_SIGN_BIT_INDEX);
tileIndex++;
cblk_index++;
}
tileIndex += tileLineAdvance;
}
} else { /* if (tccp->qmfbid == 0) */
for (j = 0; j < cblk_h; ++j) {
for (i = 0; i < cblk_w; ++i) {
OPJ_INT32 tmp = opj_int_fix_mul_t1(tiledp[tileIndex], bandconst);
OPJ_UINT32 mag = opj_int_abs(tmp);
OPJ_UINT32 sign_mag = mag | ((tmp < 0) << T1_DATA_SIGN_BIT_INDEX);
max = opj_uint_max(max, mag);
t1->data[cblk_index] = sign_mag;
tileIndex++;
cblk_index++;
}
tileIndex += tileLineAdvance;
}
}
opj_t1_encode_cblk(
t1,
cblk,
band->bandno,
compno,
tilec->numresolutions - 1 - resno,
tccp->qmfbid,
band->stepsize,
tile->numcomps,
tile,
mct_norms,
mct_numcomps,
max);
opj_t1_destroy(t1);
} /* cblkno */
#ifdef _OPENMP
}
#endif
} /* precno */
} /* bandno */
} /* resno */
} /* compno */
return rc;
}
/** mod fixed_quality */
static void opj_t1_encode_cblk(opj_t1_opt_t *t1,
opj_tcd_cblk_enc_t* cblk,
OPJ_UINT32 orient,
OPJ_UINT32 compno,
OPJ_UINT32 level,
OPJ_UINT32 qmfbid,
OPJ_FLOAT64 stepsize,
OPJ_UINT32 numcomps,
opj_tcd_tile_t * tile,
const OPJ_FLOAT64 * mct_norms,
OPJ_UINT32 mct_numcomps,
OPJ_UINT32 max)
{
OPJ_FLOAT64 cumwmsedec = 0.0;
opj_mqc_t *mqc = t1->mqc;
OPJ_UINT32 passno;
OPJ_INT32 bpno;
OPJ_UINT32 passtype;
OPJ_INT32 nmsedec = 0;
OPJ_FLOAT64 tempwmsedec;
cblk->numbps = max ? (OPJ_UINT32)((opj_int_floorlog2(max) + 1) - T1_NMSEDEC_FRACBITS) : 0;
bpno = (OPJ_INT32)(cblk->numbps - 1);
passtype = 2;
opj_mqc_resetstates(mqc);
opj_mqc_setstate(mqc, T1_CTXNO_UNI, 0, 46);
opj_mqc_setstate(mqc, T1_CTXNO_AGG, 0, 3);
opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4);
opj_mqc_init_enc(mqc, cblk->data);
for (passno = 0; bpno >= 0; ++passno) {
opj_tcd_pass_t *pass = &cblk->passes[passno];
OPJ_UINT32 correction = 3;
switch (passtype) {
case 0:
opj_t1_enc_sigpass(t1, bpno, orient, &nmsedec);
break;
case 1:
opj_t1_enc_refpass(t1, bpno, &nmsedec);
break;
case 2:
opj_t1_enc_clnpass(t1, bpno, orient, &nmsedec);
break;
}
/* fixed_quality */
tempwmsedec = opj_t1_getwmsedec(nmsedec, compno, level, orient, bpno, qmfbid, stepsize, numcomps,mct_norms, mct_numcomps) ;
cumwmsedec += tempwmsedec;
tile->distotile += tempwmsedec;
pass->term = 0;
if (++passtype == 3) {
passtype = 0;
bpno--;
}
pass->distortiondec = cumwmsedec;
pass->rate = opj_mqc_numbytes(mqc) + correction;
}
opj_mqc_flush(mqc);
cblk->totalpasses = passno;
for (passno = 0; passno<cblk->totalpasses; passno++) {
opj_tcd_pass_t *pass = &cblk->passes[passno];
if (pass->rate > opj_mqc_numbytes(mqc))
pass->rate = opj_mqc_numbytes(mqc);
/*Preventing generation of FF as last data byte of a pass*/
if((pass->rate>1) && (cblk->data[pass->rate - 1] == 0xFF)){
pass->rate--;
}
pass->len = pass->rate - (passno == 0 ? 0 : cblk->passes[passno - 1].rate);
}
}

179
src/lib/openjp2/t1_opt.h Normal file
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@ -0,0 +1,179 @@
/*
* The copyright in this software is being made available under the 2-clauses
* BSD License, included below. This software may be subject to other third
* party and contributor rights, including patent rights, and no such rights
* are granted under this license.
*
* Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
* Copyright (c) 2002-2014, Professor Benoit Macq
* Copyright (c) 2001-2003, David Janssens
* Copyright (c) 2002-2003, Yannick Verschueren
* Copyright (c) 2003-2007, Francois-Olivier Devaux
* Copyright (c) 2003-2014, Antonin Descampe
* Copyright (c) 2005, Herve Drolon, FreeImage Team
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
/*********************/
/* STATE FLAGS */
/*********************/
/** We hold the state of individual data points for the T1 encoder using
* a single 32-bit flags word to hold the state of 4 data points. This corresponds
* to the 4-point-high columns that the data is processed in.
*
* These #defines declare the layout of a 32-bit flags word.
*
* This is currently done for encoding only.
*/
/* T1_SIGMA_XXX is significance flag for stripe column and neighbouring locations: 18 locations in total */
#define T1_SIGMA_0 (1U << 0)
#define T1_SIGMA_1 (1U << 1)
#define T1_SIGMA_2 (1U << 2)
#define T1_SIGMA_3 (1U << 3)
#define T1_SIGMA_4 (1U << 4)
#define T1_SIGMA_5 (1U << 5)
#define T1_SIGMA_6 (1U << 6)
#define T1_SIGMA_7 (1U << 7)
#define T1_SIGMA_8 (1U << 8)
#define T1_SIGMA_9 (1U << 9)
#define T1_SIGMA_10 (1U << 10)
#define T1_SIGMA_11 (1U << 11)
#define T1_SIGMA_12 (1U << 12)
#define T1_SIGMA_13 (1U << 13)
#define T1_SIGMA_14 (1U << 14)
#define T1_SIGMA_15 (1U << 15)
#define T1_SIGMA_16 (1U << 16)
#define T1_SIGMA_17 (1U << 17)
/*
*
* T1_CHI_X is the sign flag for the (X+1)th location in the stripe column.
* T1_PI_X indicates whether Xth location was coded in significance propagation pass
* T1_MU_X indicates whether Xth location belongs to the magnitude refinement pass
*/
#define T1_CHI_0 (1U << 18)
#define T1_CHI_0_I 18
#define T1_CHI_1 (1U << 19)
#define T1_CHI_1_I 19
#define T1_MU_0 (1U << 20)
#define T1_PI_0 (1U << 21)
#define T1_CHI_2 (1U << 22)
#define T1_CHI_2_I 22
#define T1_MU_1 (1U << 23)
#define T1_PI_1 (1U << 24)
#define T1_CHI_3 (1U << 25)
#define T1_MU_2 (1U << 26)
#define T1_PI_2 (1U << 27)
#define T1_CHI_4 (1U << 28)
#define T1_MU_3 (1U << 29)
#define T1_PI_3 (1U << 30)
#define T1_CHI_5 (1U << 31)
/** As an example, the bits T1_SIGMA_3, T1_SIGMA_4 and T1_SIGMA_5
* indicate the significance state of the west neighbour of data point zero
* of our four, the point itself, and its east neighbour respectively.
* Many of the bits are arranged so that given a flags word, you can
* look at the values for the data point 0, then shift the flags
* word right by 3 bits and look at the same bit positions to see the
* values for data point 1.
*
* The #defines below are convenience flags; say you have a flags word
* f, you can do things like
*
* (f & T1_SIGMA_THIS)
*
* to see the significance bit of data point 0, then do
*
* ((f >> 3) & T1_SIGMA_THIS)
*
* to see the significance bit of data point 1.
*/
#define T1_SIGMA_NW T1_SIGMA_0
#define T1_SIGMA_N T1_SIGMA_1
#define T1_SIGMA_NE T1_SIGMA_2
#define T1_SIGMA_W T1_SIGMA_3
#define T1_SIGMA_THIS T1_SIGMA_4
#define T1_SIGMA_E T1_SIGMA_5
#define T1_SIGMA_SW T1_SIGMA_6
#define T1_SIGMA_S T1_SIGMA_7
#define T1_SIGMA_SE T1_SIGMA_8
#define T1_SIGMA_NEIGHBOURS (T1_SIGMA_NW | T1_SIGMA_N | T1_SIGMA_NE | T1_SIGMA_W | T1_SIGMA_E | T1_SIGMA_SW | T1_SIGMA_S | T1_SIGMA_SE)
#define T1_CHI_THIS T1_CHI_1
#define T1_CHI_THIS_I T1_CHI_1_I
#define T1_MU_THIS T1_MU_0
#define T1_PI_THIS T1_PI_0
#define T1_LUT_SGN_W (1U << 0)
#define T1_LUT_SIG_N (1U << 1)
#define T1_LUT_SGN_E (1U << 2)
#define T1_LUT_SIG_W (1U << 3)
#define T1_LUT_SGN_N (1U << 4)
#define T1_LUT_SIG_E (1U << 5)
#define T1_LUT_SGN_S (1U << 6)
#define T1_LUT_SIG_S (1U << 7)
#define T1_DATA_SIGN_BIT_INDEX 31
#define T1_DATA_SIGN_BIT (1U << T1_DATA_SIGN_BIT_INDEX)
/** @name Exported functions */
/*@{*/
/* ----------------------------------------------------------------------- */
/**
Encode the code-blocks of a tile using optimized algorithm
@param t1 T1 handle
@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_opt_encode_cblks( opj_tcd_tile_t *tile,
opj_tcp_t *tcp,
const OPJ_FLOAT64 * mct_norms,
OPJ_UINT32 mct_numcomps);
/* ----------------------------------------------------------------------- */
/*@}*/
/*@}*/