T1: fix BYPASS/LAZY, TERMALL/RESTART and PTERM/ERTERM encoding modes. (#674)

There were a number of defects regarding when and how the termination of
passes had to done and the computation of their rate.
This commit is contained in:
Even Rouault 2017-06-09 10:47:13 +02:00
parent 53d46fc733
commit 81c5311758
5 changed files with 218 additions and 80 deletions

View File

@ -182,13 +182,10 @@ static opj_mqc_state_t mqc_states[47 * 2] = {
static void opj_mqc_byteout(opj_mqc_t *mqc) static void opj_mqc_byteout(opj_mqc_t *mqc)
{ {
/* avoid accessing uninitialized memory*/ /* bp is initialized to start - 1 in opj_mqc_init_enc() */
if (mqc->bp == mqc->start - 1) { /* but this is safe, see opj_tcd_code_block_enc_allocate_data() */
mqc->bp++; assert(mqc->bp >= mqc->start - 1);
*mqc->bp = (OPJ_BYTE)(mqc->c >> 19); if (*mqc->bp == 0xff) {
mqc->c &= 0x7ffff;
mqc->ct = 8;
} else if (*mqc->bp == 0xff) {
mqc->bp++; mqc->bp++;
*mqc->bp = (OPJ_BYTE)(mqc->c >> 20); *mqc->bp = (OPJ_BYTE)(mqc->c >> 20);
mqc->c &= 0xfffff; mqc->c &= 0xfffff;
@ -296,12 +293,23 @@ OPJ_UINT32 opj_mqc_numbytes(opj_mqc_t *mqc)
void opj_mqc_init_enc(opj_mqc_t *mqc, OPJ_BYTE *bp) void opj_mqc_init_enc(opj_mqc_t *mqc, OPJ_BYTE *bp)
{ {
/* TODO MSD: need to take a look to the v2 version */ /* To avoid the curctx pointer to be dangling, but not strictly */
/* required as the current context is always set before encoding */
opj_mqc_setcurctx(mqc, 0); opj_mqc_setcurctx(mqc, 0);
/* As specified in Figure C.10 - Initialization of the encoder */
/* (C.2.8 Initialization of the encoder (INITENC)) */
mqc->a = 0x8000; mqc->a = 0x8000;
mqc->c = 0; mqc->c = 0;
/* Yes, we point before the start of the buffer, but this is safe */
/* given opj_tcd_code_block_enc_allocate_data() */
mqc->bp = bp - 1; mqc->bp = bp - 1;
mqc->ct = 12; mqc->ct = 12;
/* At this point we should test *(mqc->bp) against 0xFF, but this is not */
/* necessary, as this is only used at the beginning of the code block */
/* and our initial fake byte is set at 0 */
assert(*(mqc->bp) != 0xff);
mqc->start = bp; mqc->start = bp;
} }
@ -316,60 +324,102 @@ void opj_mqc_encode(opj_mqc_t *mqc, OPJ_UINT32 d)
void opj_mqc_flush(opj_mqc_t *mqc) void opj_mqc_flush(opj_mqc_t *mqc)
{ {
/* C.2.9 Termination of coding (FLUSH) */
/* Figure C.11 FLUSH procedure */
opj_mqc_setbits(mqc); opj_mqc_setbits(mqc);
mqc->c <<= mqc->ct; mqc->c <<= mqc->ct;
opj_mqc_byteout(mqc); opj_mqc_byteout(mqc);
mqc->c <<= mqc->ct; mqc->c <<= mqc->ct;
opj_mqc_byteout(mqc); opj_mqc_byteout(mqc);
/* It is forbidden that a coding pass ends with 0xff */
if (*mqc->bp != 0xff) { if (*mqc->bp != 0xff) {
/* Advance pointer so that opj_mqc_numbytes() returns a valid value */
mqc->bp++; mqc->bp++;
} }
} }
#define BYPASS_CT_INIT 0xDEADBEEF
void opj_mqc_bypass_init_enc(opj_mqc_t *mqc) void opj_mqc_bypass_init_enc(opj_mqc_t *mqc)
{ {
/* This function is normally called after at least one opj_mqc_flush() */
/* which will have advance mqc->bp by at least 2 bytes beyond its */
/* initial position */
assert(mqc->bp >= mqc->start);
mqc->c = 0; mqc->c = 0;
mqc->ct = 8; /* in theory we should initialize to 8, but use this special value */
/*if (*mqc->bp == 0xff) { /* as a hint that opj_mqc_bypass_enc() has never been called, so */
mqc->ct = 7; /* as to avoid the 0xff 0x7f elimination trick in opj_mqc_bypass_flush_enc() */
} */ /* to trigger when we don't have output any bit during this bypass sequence */
/* Any value > 8 will do */
mqc->ct = BYPASS_CT_INIT;
/* Given that we are called after opj_mqc_flush(), the previous byte */
/* cannot be 0xff. */
assert(mqc->bp[-1] != 0xff);
} }
void opj_mqc_bypass_enc(opj_mqc_t *mqc, OPJ_UINT32 d) void opj_mqc_bypass_enc(opj_mqc_t *mqc, OPJ_UINT32 d)
{ {
if (mqc->ct == BYPASS_CT_INIT) {
mqc->ct = 8;
}
mqc->ct--; mqc->ct--;
mqc->c = mqc->c + (d << mqc->ct); mqc->c = mqc->c + (d << mqc->ct);
if (mqc->ct == 0) { if (mqc->ct == 0) {
mqc->bp++;
*mqc->bp = (OPJ_BYTE)mqc->c; *mqc->bp = (OPJ_BYTE)mqc->c;
mqc->ct = 8; mqc->ct = 8;
/* If the previous byte was 0xff, make sure that the next msb is 0 */
if (*mqc->bp == 0xff) { if (*mqc->bp == 0xff) {
mqc->ct = 7; mqc->ct = 7;
} }
mqc->bp++;
mqc->c = 0; mqc->c = 0;
} }
} }
OPJ_UINT32 opj_mqc_bypass_flush_enc(opj_mqc_t *mqc) OPJ_UINT32 opj_mqc_bypass_get_extra_bytes(opj_mqc_t *mqc, OPJ_BOOL erterm)
{ {
OPJ_BYTE bit_padding; return (mqc->ct < 7 ||
(mqc->ct == 7 && (erterm || mqc->bp[-1] != 0xff))) ? 1 : 0;
}
bit_padding = 0; void opj_mqc_bypass_flush_enc(opj_mqc_t *mqc, OPJ_BOOL erterm)
{
if (mqc->ct != 0) { /* Is there any bit remaining to be flushed ? */
/* If the last output byte is 0xff, we can discard it, unless */
/* erterm is required (I'm not completely sure why in erterm */
/* we must output 0xff 0x2a if the last byte was 0xff instead of */
/* discarding it, but Kakadu requires it when decoding */
/* in -fussy mode) */
if (mqc->ct < 7 || (mqc->ct == 7 && (erterm || mqc->bp[-1] != 0xff))) {
OPJ_BYTE bit_value = 0;
/* If so, fill the remaining lsbs with an alternating sequence of */
/* 0,1,... */
/* Note: it seems the standard only requires that for a ERTERM flush */
/* and doesn't specify what to do for a regular BYPASS flush */
while (mqc->ct > 0) { while (mqc->ct > 0) {
mqc->ct--; mqc->ct--;
mqc->c += (OPJ_UINT32)(bit_padding << mqc->ct); mqc->c += (OPJ_UINT32)(bit_value << mqc->ct);
bit_padding = (bit_padding + 1) & 0x01; bit_value = (OPJ_BYTE)(1U - bit_value);
} }
mqc->bp++;
*mqc->bp = (OPJ_BYTE)mqc->c; *mqc->bp = (OPJ_BYTE)mqc->c;
mqc->ct = 8; /* Advance pointer so that opj_mqc_numbytes() returns a valid value */
mqc->c = 0; mqc->bp++;
} else if (mqc->ct == 7 && mqc->bp[-1] == 0xff) {
/* Discard last 0xff */
assert(!erterm);
mqc->bp --;
} else if (mqc->ct == 8 && !erterm &&
mqc->bp[-1] == 0x7f && mqc->bp[-2] == 0xff) {
/* Tiny optimization: discard terminating 0xff 0x7f since it is */
/* interpreted as 0xff 0x7f [0xff 0xff] by the decoder, and given */
/* the bit stuffing, in fact as 0xff 0xff [0xff ..] */
/* Happens once on opj_compress -i ../MAPA.tif -o MAPA.j2k -M 1 */
mqc->bp -= 2;
} }
return 1; assert(mqc->bp[-1] != 0xff);
} }
void opj_mqc_reset_enc(opj_mqc_t *mqc) void opj_mqc_reset_enc(opj_mqc_t *mqc)
@ -380,6 +430,7 @@ void opj_mqc_reset_enc(opj_mqc_t *mqc)
opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4); opj_mqc_setstate(mqc, T1_CTXNO_ZC, 0, 4);
} }
#ifdef notdef
OPJ_UINT32 opj_mqc_restart_enc(opj_mqc_t *mqc) OPJ_UINT32 opj_mqc_restart_enc(opj_mqc_t *mqc)
{ {
OPJ_UINT32 correction = 1; OPJ_UINT32 correction = 1;
@ -396,15 +447,23 @@ OPJ_UINT32 opj_mqc_restart_enc(opj_mqc_t *mqc)
return correction; return correction;
} }
#endif
void opj_mqc_restart_init_enc(opj_mqc_t *mqc) void opj_mqc_restart_init_enc(opj_mqc_t *mqc)
{ {
/* <Re-init part> */ /* <Re-init part> */
opj_mqc_setcurctx(mqc, 0);
/* As specified in Figure C.10 - Initialization of the encoder */
/* (C.2.8 Initialization of the encoder (INITENC)) */
mqc->a = 0x8000; mqc->a = 0x8000;
mqc->c = 0; mqc->c = 0;
mqc->ct = 12; mqc->ct = 12;
/* This function is normally called after at least one opj_mqc_flush() */
/* which will have advance mqc->bp by at least 2 bytes beyond its */
/* initial position */
mqc->bp --; mqc->bp --;
assert(mqc->bp >= mqc->start - 1);
assert(*mqc->bp != 0xff);
if (*mqc->bp == 0xff) { if (*mqc->bp == 0xff) {
mqc->ct = 13; mqc->ct = 13;
} }

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@ -142,36 +142,45 @@ void opj_mqc_flush(opj_mqc_t *mqc);
/** /**
BYPASS mode switch, initialization operation. BYPASS mode switch, initialization operation.
JPEG 2000 p 505. JPEG 2000 p 505.
<h2>Not fully implemented and tested !!</h2>
@param mqc MQC handle @param mqc MQC handle
*/ */
void opj_mqc_bypass_init_enc(opj_mqc_t *mqc); void opj_mqc_bypass_init_enc(opj_mqc_t *mqc);
/** Return number of extra bytes to add to opj_mqc_numbytes() for the²
size of a non-terminating BYPASS pass
@param mqc MQC handle
@param erterm 1 if ERTERM is enabled, 0 otherwise
*/
OPJ_UINT32 opj_mqc_bypass_get_extra_bytes(opj_mqc_t *mqc, OPJ_BOOL erterm);
/** /**
BYPASS mode switch, coding operation. BYPASS mode switch, coding operation.
JPEG 2000 p 505. JPEG 2000 p 505.
<h2>Not fully implemented and tested !!</h2>
@param mqc MQC handle @param mqc MQC handle
@param d The symbol to be encoded (0 or 1) @param d The symbol to be encoded (0 or 1)
*/ */
void opj_mqc_bypass_enc(opj_mqc_t *mqc, OPJ_UINT32 d); void opj_mqc_bypass_enc(opj_mqc_t *mqc, OPJ_UINT32 d);
/** /**
BYPASS mode switch, flush operation BYPASS mode switch, flush operation
<h2>Not fully implemented and tested !!</h2>
@param mqc MQC handle @param mqc MQC handle
@return Returns 1 (always) @param erterm 1 if ERTERM is enabled, 0 otherwise
*/ */
OPJ_UINT32 opj_mqc_bypass_flush_enc(opj_mqc_t *mqc); void opj_mqc_bypass_flush_enc(opj_mqc_t *mqc, OPJ_BOOL erterm);
/** /**
RESET mode switch RESET mode switch
@param mqc MQC handle @param mqc MQC handle
*/ */
void opj_mqc_reset_enc(opj_mqc_t *mqc); void opj_mqc_reset_enc(opj_mqc_t *mqc);
#ifdef notdef
/** /**
RESTART mode switch (TERMALL) RESTART mode switch (TERMALL)
@param mqc MQC handle @param mqc MQC handle
@return Returns 1 (always) @return Returns 1 (always)
*/ */
OPJ_UINT32 opj_mqc_restart_enc(opj_mqc_t *mqc); OPJ_UINT32 opj_mqc_restart_enc(opj_mqc_t *mqc);
#endif
/** /**
RESTART mode switch (TERMALL) reinitialisation RESTART mode switch (TERMALL) reinitialisation
@param mqc MQC handle @param mqc MQC handle

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@ -2089,6 +2089,37 @@ OPJ_BOOL opj_t1_encode_cblks(opj_t1_t *t1,
return OPJ_TRUE; return OPJ_TRUE;
} }
/* Returns whether the pass (bpno, passtype) is terminated */
static int opj_t1_enc_is_term_pass(opj_tcd_cblk_enc_t* cblk,
OPJ_UINT32 cblksty,
OPJ_INT32 bpno,
OPJ_UINT32 passtype)
{
/* Is it the last cleanup pass ? */
if (passtype == 2 && bpno == 0) {
return OPJ_TRUE;
}
if (cblksty & J2K_CCP_CBLKSTY_TERMALL) {
return OPJ_TRUE;
}
if ((cblksty & J2K_CCP_CBLKSTY_LAZY)) {
/* For bypass arithmetic bypass, terminate the 4th cleanup pass */
if ((bpno == ((OPJ_INT32)cblk->numbps - 4)) && (passtype == 2)) {
return OPJ_TRUE;
}
/* and beyond terminate all the magnitude refinement passes (in raw) */
/* and cleanup passes (in MQC) */
if ((bpno < ((OPJ_INT32)(cblk->numbps) - 4)) && (passtype > 0)) {
return OPJ_TRUE;
}
}
return OPJ_FALSE;
}
/** mod fixed_quality */ /** mod fixed_quality */
static void opj_t1_encode_cblk(opj_t1_t *t1, static void opj_t1_encode_cblk(opj_t1_t *t1,
opj_tcd_cblk_enc_t* cblk, opj_tcd_cblk_enc_t* cblk,
@ -2116,6 +2147,11 @@ static void opj_t1_encode_cblk(opj_t1_t *t1,
OPJ_BYTE type = T1_TYPE_MQ; OPJ_BYTE type = T1_TYPE_MQ;
OPJ_FLOAT64 tempwmsedec; OPJ_FLOAT64 tempwmsedec;
#ifdef EXTRA_DEBUG
printf("encode_cblk(x=%d,y=%d,x1=%d,y1=%d,orient=%d,compno=%d,level=%d\n",
cblk->x0, cblk->y0, cblk->x1, cblk->y1, orient, compno, level);
#endif
mqc->lut_ctxno_zc_orient = lut_ctxno_zc + orient * 256; mqc->lut_ctxno_zc_orient = lut_ctxno_zc + orient * 256;
max = 0; max = 0;
@ -2140,10 +2176,18 @@ static void opj_t1_encode_cblk(opj_t1_t *t1,
for (passno = 0; bpno >= 0; ++passno) { for (passno = 0; bpno >= 0; ++passno) {
opj_tcd_pass_t *pass = &cblk->passes[passno]; opj_tcd_pass_t *pass = &cblk->passes[passno];
OPJ_UINT32 correction = 3;
type = ((bpno < ((OPJ_INT32)(cblk->numbps) - 4)) && (passtype < 2) && type = ((bpno < ((OPJ_INT32)(cblk->numbps) - 4)) && (passtype < 2) &&
(cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ; (cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ;
/* If the previous pass was terminating, we need to reset the encoder */
if (passno > 0 && cblk->passes[passno - 1].term) {
if (type == T1_TYPE_RAW) {
opj_mqc_bypass_init_enc(mqc);
} else {
opj_mqc_restart_init_enc(mqc);
}
}
switch (passtype) { switch (passtype) {
case 0: case 0:
opj_t1_enc_sigpass(t1, bpno, &nmsedec, type, cblksty); opj_t1_enc_sigpass(t1, bpno, &nmsedec, type, cblksty);
@ -2165,35 +2209,32 @@ static void opj_t1_encode_cblk(opj_t1_t *t1,
stepsize, numcomps, mct_norms, mct_numcomps) ; stepsize, numcomps, mct_norms, mct_numcomps) ;
cumwmsedec += tempwmsedec; cumwmsedec += tempwmsedec;
tile->distotile += tempwmsedec; tile->distotile += tempwmsedec;
pass->distortiondec = cumwmsedec;
/* Code switch "RESTART" (i.e. TERMALL) */ if (opj_t1_enc_is_term_pass(cblk, cblksty, bpno, passtype)) {
if ((cblksty & J2K_CCP_CBLKSTY_TERMALL) && !((passtype == 2) && /* If it is a terminated pass, terminate it */
(bpno - 1 < 0))) {
if (type == T1_TYPE_RAW) { if (type == T1_TYPE_RAW) {
opj_mqc_bypass_flush_enc(mqc, cblksty & J2K_CCP_CBLKSTY_PTERM);
} else {
if (cblksty & J2K_CCP_CBLKSTY_PTERM) {
opj_mqc_erterm_enc(mqc);
} else {
opj_mqc_flush(mqc); opj_mqc_flush(mqc);
correction = 1; }
/* correction = mqc_bypass_flush_enc(); */
} else { /* correction = mqc_restart_enc(); */
opj_mqc_flush(mqc);
correction = 1;
} }
pass->term = 1; pass->term = 1;
pass->rate = opj_mqc_numbytes(mqc);
} else { } else {
if (((bpno < ((OPJ_INT32)(cblk->numbps) - 4) && (passtype > 0)) /* Non terminated pass */
|| ((bpno == ((OPJ_INT32)cblk->numbps - 4)) && (passtype == 2))) && OPJ_UINT32 rate_extra_bytes;
(cblksty & J2K_CCP_CBLKSTY_LAZY)) {
if (type == T1_TYPE_RAW) { if (type == T1_TYPE_RAW) {
opj_mqc_flush(mqc); rate_extra_bytes = opj_mqc_bypass_get_extra_bytes(
correction = 1; mqc, (cblksty & J2K_CCP_CBLKSTY_PTERM));
/* correction = mqc_bypass_flush_enc(); */
} else { /* correction = mqc_restart_enc(); */
opj_mqc_flush(mqc);
correction = 1;
}
pass->term = 1;
} else { } else {
rate_extra_bytes = 3;
}
pass->term = 0; pass->term = 0;
} pass->rate = opj_mqc_numbytes(mqc) + rate_extra_bytes;
} }
if (++passtype == 3) { if (++passtype == 3) {
@ -2201,45 +2242,54 @@ static void opj_t1_encode_cblk(opj_t1_t *t1,
bpno--; bpno--;
} }
if (pass->term && bpno > 0) {
type = ((bpno < ((OPJ_INT32)(cblk->numbps) - 4)) && (passtype < 2) &&
(cblksty & J2K_CCP_CBLKSTY_LAZY)) ? T1_TYPE_RAW : T1_TYPE_MQ;
if (type == T1_TYPE_RAW) {
opj_mqc_bypass_init_enc(mqc);
} else {
opj_mqc_restart_init_enc(mqc);
}
}
pass->distortiondec = cumwmsedec;
pass->rate = opj_mqc_numbytes(mqc) + correction; /* FIXME */
/* Code-switch "RESET" */ /* Code-switch "RESET" */
if (cblksty & J2K_CCP_CBLKSTY_RESET) { if (cblksty & J2K_CCP_CBLKSTY_RESET) {
opj_mqc_reset_enc(mqc); opj_mqc_reset_enc(mqc);
} }
} }
/* Code switch "ERTERM" (i.e. PTERM) */
if (cblksty & J2K_CCP_CBLKSTY_PTERM) {
opj_mqc_erterm_enc(mqc);
} else /* Default coding */ if (!(cblksty & J2K_CCP_CBLKSTY_LAZY)) {
opj_mqc_flush(mqc);
}
cblk->totalpasses = passno; cblk->totalpasses = passno;
if (cblk->totalpasses) {
/* Make sure that pass rates are increasing */
OPJ_UINT32 last_pass_rate = opj_mqc_numbytes(mqc);
for (passno = cblk->totalpasses; passno > 0;) {
opj_tcd_pass_t *pass = &cblk->passes[--passno];
if (pass->rate > last_pass_rate) {
pass->rate = last_pass_rate;
} else {
last_pass_rate = pass->rate;
}
}
}
for (passno = 0; passno < cblk->totalpasses; passno++) { for (passno = 0; passno < cblk->totalpasses; passno++) {
opj_tcd_pass_t *pass = &cblk->passes[passno]; opj_tcd_pass_t *pass = &cblk->passes[passno];
if (pass->rate > opj_mqc_numbytes(mqc)) {
pass->rate = opj_mqc_numbytes(mqc); /* Prevent generation of FF as last data byte of a pass*/
} /* For terminating passes, the flushing procedure ensured this already */
/*Preventing generation of FF as last data byte of a pass*/ assert(pass->rate > 0);
if ((pass->rate > 1) && (cblk->data[pass->rate - 1] == 0xFF)) { if ((cblk->data[pass->rate - 1] == 0xFF)) {
pass->rate--; pass->rate--;
} }
pass->len = pass->rate - (passno == 0 ? 0 : cblk->passes[passno - 1].rate); pass->len = pass->rate - (passno == 0 ? 0 : cblk->passes[passno - 1].rate);
} }
#ifdef EXTRA_DEBUG
printf(" len=%d\n", (cblk->totalpasses) ? opj_mqc_numbytes(mqc) : 0);
/* Check that there not 0xff >=0x90 sequences */
if (cblk->totalpasses) {
OPJ_UINT32 i;
OPJ_UINT32 len = opj_mqc_numbytes(mqc);
for (i = 1; i < len; ++i) {
if (cblk->data[i - 1] == 0xff && cblk->data[i] >= 0x90) {
printf("0xff %02x at offset %d\n", cblk->data[i], i - 1);
abort();
}
}
}
#endif
} }
#if 0 #if 0

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@ -1162,7 +1162,8 @@ static OPJ_BOOL opj_tcd_code_block_enc_allocate_data(opj_tcd_cblk_enc_t *
if (l_data_size > p_code_block->data_size) { if (l_data_size > p_code_block->data_size) {
if (p_code_block->data) { if (p_code_block->data) {
opj_free(p_code_block->data - 1); /* again, why -1 */ /* We refer to data - 1 since below we incremented it */
opj_free(p_code_block->data - 1);
} }
p_code_block->data = (OPJ_BYTE*) opj_malloc(l_data_size + 1); p_code_block->data = (OPJ_BYTE*) opj_malloc(l_data_size + 1);
if (! p_code_block->data) { if (! p_code_block->data) {
@ -1171,6 +1172,10 @@ static OPJ_BOOL opj_tcd_code_block_enc_allocate_data(opj_tcd_cblk_enc_t *
} }
p_code_block->data_size = l_data_size; p_code_block->data_size = l_data_size;
/* We reserve the initial byte as a fake byte to a non-FF value */
/* and increment the data pointer, so that opj_mqc_init_enc() */
/* can do bp = data - 1, and opj_mqc_byteout() can safely dereference */
/* it. */
p_code_block->data[0] = 0; p_code_block->data[0] = 0;
p_code_block->data += 1; /*why +1 ?*/ p_code_block->data += 1; /*why +1 ?*/
} }
@ -1914,6 +1919,8 @@ static void opj_tcd_code_block_enc_deallocate(opj_tcd_precinct_t * p_precinct)
for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) { for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) {
if (l_code_block->data) { if (l_code_block->data) {
/* We refer to data - 1 since below we incremented it */
/* in opj_tcd_code_block_enc_allocate_data() */
opj_free(l_code_block->data - 1); opj_free(l_code_block->data - 1);
l_code_block->data = 00; l_code_block->data = 00;
} }

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@ -149,7 +149,20 @@ opj_compress -i @INPUT_NR_PATH@/flower-minisblack-15.tif -o @TEMP_PATH@/flower-m
# issue 843 Crash with invalid ppm file # issue 843 Crash with invalid ppm file
!opj_compress -i @INPUT_NR_PATH@/issue843.ppm -o @TEMP_PATH@/issue843.ppm.jp2 !opj_compress -i @INPUT_NR_PATH@/issue843.ppm -o @TEMP_PATH@/issue843.ppm.jp2
# Test all 6 coding options individually
opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_vsc.j2k -M 8 opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_vsc.j2k -M 8
opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_bypass.j2k -M 1
opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_reset.j2k -M 2
opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_termall.j2k -M 4
opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_pterm.j2k -M 16
opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_segsym.j2k -M 32
# Test a few combinations of coding options
opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_bypass_termall.j2k -M 5
opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_bypass_pterm.j2k -M 17
opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_termall_pterm.j2k -M 20
opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_bypass_termall_pterm.j2k -M 21
opj_compress -i @INPUT_NR_PATH@/Bretagne2.ppm -o @TEMP_PATH@/Bretagne2_bypass_vsc_reset_termall_pterm_segsym.j2k -M 63
# DECODER TEST SUITE # DECODER TEST SUITE
opj_decompress -i @INPUT_NR_PATH@/Bretagne2.j2k -o @TEMP_PATH@/Bretagne2.j2k.pgx opj_decompress -i @INPUT_NR_PATH@/Bretagne2.j2k -o @TEMP_PATH@/Bretagne2.j2k.pgx