static void t1_enc_clnpass_step(
opj_t1_t *t1,
flag_t *flagsp,
int *datap,
int orient,
int bpno,
int one,
int *nmsedec,
int partial,
int vsc)
{
int v, flag;
opj_mqc_t *mqc = t1->mqc; /* MQC component */
flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp);
if (partial) {
goto LABEL_PARTIAL;
}
if (!(*flagsp & (T1_SIG | T1_VISIT))) {
mqc_setcurctx(mqc, t1_getctxno_zc(flag, orient));
v = int_abs(*datap) & one ? 1 : 0;
mqc_encode(mqc, v);
if (v) {
LABEL_PARTIAL:
*nmsedec += t1_getnmsedec_sig(int_abs(*datap), bpno + T1_NMSEDEC_FRACBITS);
mqc_setcurctx(mqc, t1_getctxno_sc(flag));
v = *datap < 0 ? 1 : 0;
mqc_encode(mqc, v ^ t1_getspb(flag));
t1_updateflags(flagsp, v, t1->flags_stride);
}
}
*flagsp &= ~T1_VISIT;
}
static void t1_enc_sigpass_step(opj_t1_t *t1, int *fp, int *dp, int orient, int bpno, int one, int *nmsedec, char type, int vsc) {
int v, flag;
opj_mqc_t *mqc = t1->mqc; /* MQC component */
flag = vsc ? ((*fp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*fp);
if ((flag & T1_SIG_OTH) && !(flag & (T1_SIG | T1_VISIT))) {
v = int_abs(*dp) & one ? 1 : 0;
if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */
mqc_setcurctx(mqc, t1_getctxno_zc(t1, flag, orient)); /* ESSAI */
mqc_bypass_enc(mqc, v);
} else {
mqc_setcurctx(mqc, t1_getctxno_zc(t1, flag, orient));
mqc_encode(mqc, v);
}
if (v) {
v = *dp < 0 ? 1 : 0;
*nmsedec += t1_getnmsedec_sig(t1, int_abs(*dp), bpno + T1_NMSEDEC_FRACBITS);
if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */
mqc_setcurctx(mqc, t1_getctxno_sc(t1, flag)); /* ESSAI */
mqc_bypass_enc(mqc, v);
} else {
mqc_setcurctx(mqc, t1_getctxno_sc(t1, flag));
mqc_encode(mqc, v ^ t1_getspb(t1, flag));
}
t1_updateflags(fp, v);
*fp |= T1_SIG;
}
*fp |= T1_VISIT;
}
}
static void t1_enc_refpass_step(
opj_t1_t *t1,
flag_t *flagsp,
int *datap,
int bpno,
int one,
int *nmsedec,
char type,
int vsc)
{
int v, flag;
opj_mqc_t *mqc = t1->mqc; /* MQC component */
flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp);
if ((flag & (T1_SIG | T1_VISIT)) == T1_SIG) {
*nmsedec += t1_getnmsedec_ref(int_abs(*datap), bpno + T1_NMSEDEC_FRACBITS);
v = int_abs(*datap) & one ? 1 : 0;
mqc_setcurctx(mqc, t1_getctxno_mag(flag)); /* ESSAI */
if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */
mqc_bypass_enc(mqc, v);
} else {
mqc_encode(mqc, v);
}
*flagsp |= T1_REFINE;
}
}
int
irregularity (font_metric fnm) {
metric_struct* x= fnm->get (0x78);
int ex= max (x->y2 / 256, 1);
array<int> xlike;
xlike << 0x61 << 0x63 << 0x65 << 0x6d << 0x6e << 0x6f
<< 0x75 << 0x76 << 0x77;
int totdy= 0;
for (int i= 0; i<N(xlike); i++) {
metric_struct* y= fnm->get (xlike[i]);
totdy += (int_abs (y->y3 - x->y3) + int_abs (y->y4 - x->y4)) / 256;
}
return (100 * totdy) / (N(xlike) * ex);
}
int
l1_distance (array<int> a1, array<int> a2) {
int r= 0;
for (int i=0; i<min (N(a1), N(a2)); i++)
r += int_abs (a1[i] - a2[i]);
return r;
}
int rzad(int a){
int res = 1, lim = 10;
a = int_abs(a);
while(a >= lim){
res += 1;
lim *= 10;
}
return res;
}
void j2kTierOne::tierOneSignPassStep(int *fp, int *dp, int orient, int bpno, int one,int *nmsedec, char type, int vsc)
{
int flag;
if(vsc)
{
flag=((*fp)&(~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S)));
} else {
flag=*fp;
}
if((flag&T1_SIG_OTH)&&!(flag&(T1_SIG|T1_VISIT))) {
int v=int_abs(*dp)&one?1:0;
if(type==T1_TYPE_RAW)
{
/* BYPASS/LAZY MODE*/
mqcSetCurCtx(getCtxNoZC(orient,flag));/* ESSAI */
mqcByPassEncode(v);
} else {
mqcSetCurCtx(getCtxNoZC(orient,flag));
mqcEncode(v);
}
if(v)
{
if(*dp<0)
v=1;
else
v=0;
*nmsedec+=tierOneGetNmSeDecSig(int_abs(*dp),bpno+T1_NMSEDEC_FRACBITS);
if(type==T1_TYPE_RAW)//BYPASS/LAZY MODE
{
mqcSetCurCtx(getCtxNoSC(flag));/* ESSAI*/
mqcByPassEncode(v);
} else {
mqcSetCurCtx(getCtxNoSC(flag));
mqcEncode(v^getSPB(flag));
}
tierOneUpdateFlags(fp,v);
*fp|=T1_SIG;
}
*fp|=T1_VISIT;
}
}
static void t1_enc_sigpass_step(
opj_t1_t *t1,
flag_t *flagsp,
OPJ_INT32 *datap,
OPJ_UINT32 orient,
OPJ_INT32 bpno,
OPJ_INT32 one,
OPJ_INT32 *nmsedec,
OPJ_BYTE type,
OPJ_UINT32 vsc)
{
OPJ_INT32 v;
OPJ_UINT32 flag;
opj_mqc_t *mqc = t1->mqc; /* MQC component */
flag = vsc ? ((*flagsp) & (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) : (*flagsp);
if ((flag & T1_SIG_OTH) && !(flag & (T1_SIG | T1_VISIT))) {
v = int_abs(*datap) & one ? 1 : 0;
mqc_setcurctx(mqc, t1_getctxno_zc(flag, orient)); /* ESSAI */
if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */
mqc_bypass_enc(mqc, v);
} else {
mqc_encode(mqc, v);
}
if (v) {
v = *datap < 0 ? 1 : 0;
*nmsedec += t1_getnmsedec_sig(int_abs(*datap), bpno + T1_NMSEDEC_FRACBITS);
mqc_setcurctx(mqc, t1_getctxno_sc(flag)); /* ESSAI */
if (type == T1_TYPE_RAW) { /* BYPASS/LAZY MODE */
mqc_bypass_enc(mqc, v);
} else {
mqc_encode(mqc, v ^ t1_getspb(flag));
}
t1_updateflags(flagsp, v, t1->flags_stride);
}
*flagsp |= T1_VISIT;
}
}
static void t1_enc_clnpass(opj_t1_t *t1, int w, int h, int l, int bpno, int orient, int *nmsedec, int cblksty) {
int i, j, k, m, one, agg, runlen, vsc;
opj_mqc_t *mqc = t1->mqc; /* MQC component */
*nmsedec = 0;
one = 1 << (bpno + T1_NMSEDEC_FRACBITS);
for (m = 0; m < l; m++) {
for (k = 0; k < h; k += 4) {
for (i = 0; i < w; i++) {
if (k + 3 < h) {
if (cblksty & J3D_CCP_CBLKSTY_VSC) {
agg = !(t1->flags[1 + m][1 + k][1 + i] & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| t1->flags[1 + m][1 + k + 1][1 + i] & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| t1->flags[1 + m][1 + k + 2][1 + i] & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| (t1->flags[1 + m][1 + k + 3][1 + i]
& (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) & (T1_SIG | T1_VISIT | T1_SIG_OTH));
} else {
agg = !(t1->flags[1 + m][1 + k][1 + i] & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| t1->flags[1 + m][1 + k + 1][1 + i] & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| t1->flags[1 + m][1 + k + 2][1 + i] & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| t1->flags[1 + m][1 + k + 3][1 + i] & (T1_SIG | T1_VISIT | T1_SIG_OTH));
}
} else {
agg = 0;
}
if (agg) {
for (runlen = 0; runlen < 4; runlen++) {
if (int_abs(t1->data[m][k + runlen][i]) & one)
break;
}
mqc_setcurctx(mqc, T1_CTXNO_AGG);
mqc_encode(mqc, runlen != 4);
if (runlen == 4) {
continue;
}
mqc_setcurctx(mqc, T1_CTXNO_UNI);
mqc_encode(mqc, runlen >> 1);
mqc_encode(mqc, runlen & 1);
} else {
runlen = 0;
}
for (j = k + runlen; j < k + 4 && j < h; j++) {
vsc = ((cblksty & J3D_CCP_CBLKSTY_VSC) && (j == k + 3 || j == h - 1)) ? 1 : 0;
t1_enc_clnpass_step(t1, &(t1->flags[1 + m][1 + j][1 + i]), &(t1->data[m][j][i]), orient, bpno, one, nmsedec, agg && (j == k + runlen), vsc);
}
}
}
}
void j2kTierOne::tierOneRefPassStep(int *fp, int *dp, int bpno, int one,int *nmsedec, char type, int vsc)
{
int flag;
if(vsc)
{
flag=((*fp)&(~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S)));
} else {
flag=*fp;
}
//if((flag&T1_SIG_OTH)&&!(flag&(T1_SIG|T1_VISIT)))
if((flag&(T1_SIG|T1_VISIT))==T1_SIG)
{
*nmsedec+=tierOneGetNmSeDecRef(int_abs(*dp),bpno+T1_NMSEDEC_FRACBITS);
int v;
if(int_abs(*dp)&one)
{
v=1;
} else
{
v=0;
}
if(type==T1_TYPE_RAW)
{
/* BYPASS/LAZY MODE*/
mqcSetCurCtx(getCtxNoMAG(flag));
mqcByPassEncode(v);
} else {
mqcSetCurCtx(getCtxNoMAG(flag));
mqcEncode(v);
}
*fp|=T1_REFINE;
}
}
static void t1_enc_clnpass(
opj_t1_t *t1,
int bpno,
int orient,
int *nmsedec,
int cblksty)
{
int i, j, k, one, agg, runlen, vsc;
opj_mqc_t *mqc = t1->mqc; /* MQC component */
*nmsedec = 0;
one = 1 << (bpno + T1_NMSEDEC_FRACBITS);
for (k = 0; k < t1->h; k += 4) {
for (i = 0; i < t1->w; ++i) {
if (k + 3 < t1->h) {
if (cblksty & J2K_CCP_CBLKSTY_VSC) {
agg = !(MACRO_t1_flags(1 + k,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| MACRO_t1_flags(1 + k + 1,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| MACRO_t1_flags(1 + k + 2,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| (MACRO_t1_flags(1 + k + 3,1 + i)
& (~(T1_SIG_S | T1_SIG_SE | T1_SIG_SW | T1_SGN_S))) & (T1_SIG | T1_VISIT | T1_SIG_OTH));
} else {
agg = !(MACRO_t1_flags(1 + k,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| MACRO_t1_flags(1 + k + 1,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| MACRO_t1_flags(1 + k + 2,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH)
|| MACRO_t1_flags(1 + k + 3,1 + i) & (T1_SIG | T1_VISIT | T1_SIG_OTH));
}
} else {
agg = 0;
}
if (agg) {
for (runlen = 0; runlen < 4; ++runlen) {
if (int_abs(t1->data[((k + runlen)*t1->w) + i]) & one)
break;
}
mqc_setcurctx(mqc, T1_CTXNO_AGG);
mqc_encode(mqc, runlen != 4);
if (runlen == 4) {
continue;
}
mqc_setcurctx(mqc, T1_CTXNO_UNI);
mqc_encode(mqc, runlen >> 1);
mqc_encode(mqc, runlen & 1);
} else {
runlen = 0;
}
for (j = k + runlen; j < k + 4 && j < t1->h; ++j) {
vsc = ((cblksty & J2K_CCP_CBLKSTY_VSC) && (j == k + 3 || j == t1->h - 1)) ? 1 : 0;
t1_enc_clnpass_step(
t1,
&t1->flags[((j+1) * t1->flags_stride) + i + 1],
&t1->data[(j * t1->w) + i],
orient,
bpno,
one,
nmsedec,
agg && (j == k + runlen),
vsc);
}
}
}
int main()
{
printf("%d \n",int_abs(-5));
printf("%d",float_abs(-5.123));
return 0;
}
void j2kTierOne::tierOneEncodeCodeBlock(j2kTileCoder_CodeBlock *codeBlock,j2kTileCoder_Tile *tile,int orient,int compno,int level,int isDWT,double stepSize,int codeBlockStyle,int numComps)
{
int cbWidth=codeBlock->x1-codeBlock->x0;
int cbHeight=codeBlock->y1-codeBlock->y0;
int max=0;
for(int i=0; i<cbHeight; i++)
{
for(int j=0; j<cbWidth; j++)
{
max=int_max(max,int_abs(tierOneData[i][j]));
}
}
if(max)
codeBlock->numbps=int_floorlog2(max)+1-T1_NMSEDEC_FRACBITS;
else
codeBlock->numbps=0;
for(int i=0; i<sizeof(tierOneFlags)/sizeof(int); i++)
{
((int*)tierOneFlags)[i]=0;
}
int bpsno=codeBlock->numbps-1;
int passType=2;
mqcResetStates();
mqcSetState(T1_CTXNO_UNI,0,46);
mqcSetState(T1_CTXNO_AGG,0,3);
mqcSetState(T1_CTXNO_ZC,0,4);
mqcInitEncode(codeBlock->data);
int type;
int nmSeDec;
double curWmSeDec=0;//?
int passno;
for(passno=0; bpsno>=0; passno++)
{
//printf ("cb2==%d==%d\n",passno,ttemp->x0);
j2kTileCoder_Pass *pass=&codeBlock->passes[passno];
int correction=3;
type=((bpsno<(codeBlock->numbps-4))&&(passType<2)&&(codeBlockStyle&J2K_CCP_CBLKSTY_LAZY))?T1_TYPE_RAW:T1_TYPE_MQ;
switch(passType)
{
case 0:
tierOneSignPass(cbWidth,cbHeight,bpsno,orient,&nmSeDec,type,codeBlockStyle);
break;
case 1:
tierOneRefPass(cbWidth,cbHeight,bpsno,&nmSeDec,type,codeBlockStyle);//此项有问题
break;
case 2:
tierOneCleanPass(cbWidth,cbHeight,bpsno,orient,&nmSeDec,codeBlockStyle);
if(codeBlockStyle&J2K_CCP_CBLKSTY_SEGSYM)
mqcSegMarkEncode();/* 模式变化 SEGMARK*/
break;
}
curWmSeDec+=getWmSeDec(nmSeDec,compno,level,orient,bpsno,isDWT,stepSize,numComps);//mod fixed_quality
tile->distotile+=getWmSeDec(nmSeDec,compno,level,orient,bpsno,isDWT,stepSize,numComps);//add antonin quality
//以下开始模式变换
if((codeBlockStyle&J2K_CCP_CBLKSTY_TERMALL)&&
!((passType==2)&&
(bpsno-1<0)))
{
mqcFlush();
correction=1;
pass->term=1;
} else {
if(((bpsno<(codeBlock->numbps-4)&&(passType>0))||((bpsno==(codeBlock->numbps-4))&&(passType==2)))&&
(codeBlockStyle&J2K_CCP_CBLKSTY_LAZY))
{
mqcFlush();
correction=1;
pass->term=1;
} else {
pass->term=0;
}
}
if(++passType==3)
{
passType=0;
bpsno--;
}
if(pass->term&&bpsno>0)
{
type=((bpsno<(codeBlock->numbps-4))&&(passType<2)&&(codeBlockStyle&J2K_CCP_CBLKSTY_LAZY))?T1_TYPE_RAW:T1_TYPE_MQ;
if(type==T1_TYPE_RAW)
mqcByPassInitEncode();//BYPASS模式初始化
else
mqcRestartInitEncode();
}
pass->distortiondec=curWmSeDec;
pass->rate=mqcNumBytes()+correction;
if(passno==0)
{
pass->len=pass->rate;
} else {
pass->len=pass->rate-codeBlock->passes[passno-1].rate;
}
//模式变换 RESET
if(codeBlockStyle&J2K_CCP_CBLKSTY_RESET)
mqcResetEncode();
}
//模式变换ERTERM
if(codeBlockStyle&J2K_CCP_CBLKSTY_PTERM)
mqcErtermEncode();
else if(!(codeBlockStyle&J2K_CCP_CBLKSTY_LAZY))//默认模式
mqcFlush();
codeBlock->totalpasses=passno;
}
