Omaha #4837 - Upgrade jasper to security patch 2

Change-Id: I29110bc4d8c8d762eb19b57899d2520e99d8b7f6

Former-commit-id: 646a336252f5f931ace17c43b6a14e2c54abcdfb
This commit is contained in:
Richard Peter 2015-12-08 17:13:36 -06:00
parent 202a70b39e
commit 3126e76d03
11 changed files with 315 additions and 1607 deletions

View file

@ -1017,7 +1017,6 @@ static int jas_icccurv_input(jas_iccattrval_t *attrval, jas_stream_t *in,
return 0;
error:
jas_icccurv_destroy(attrval);
return -1;
}
@ -1135,7 +1134,6 @@ static int jas_icctxtdesc_input(jas_iccattrval_t *attrval, jas_stream_t *in,
#endif
return 0;
error:
jas_icctxtdesc_destroy(attrval);
return -1;
}
@ -1214,8 +1212,6 @@ static int jas_icctxt_input(jas_iccattrval_t *attrval, jas_stream_t *in,
goto error;
return 0;
error:
if (txt->string)
jas_free(txt->string);
return -1;
}
@ -1336,7 +1332,6 @@ static int jas_icclut8_input(jas_iccattrval_t *attrval, jas_stream_t *in,
goto error;
return 0;
error:
jas_icclut8_destroy(attrval);
return -1;
}
@ -1505,7 +1500,6 @@ static int jas_icclut16_input(jas_iccattrval_t *attrval, jas_stream_t *in,
goto error;
return 0;
error:
jas_icclut16_destroy(attrval);
return -1;
}

View file

@ -368,22 +368,28 @@ jas_stream_t *jas_stream_tmpfile()
}
obj->fd = -1;
obj->flags = 0;
obj->pathname[0] = '\0';
stream->obj_ = obj;
/* Choose a file name. */
snprintf(obj->pathname, L_tmpnam, "%stmp.XXXXXXXXXX", P_tmpdir);
tmpnam(obj->pathname);
/* Open the underlying file. */
if ((obj->fd = mkstemp(obj->pathname)) < 0) {
if ((obj->fd = open(obj->pathname, O_CREAT | O_EXCL | O_RDWR | O_TRUNC | O_BINARY,
JAS_STREAM_PERMS)) < 0) {
jas_stream_destroy(stream);
return 0;
}
/* Unlink the file so that it will disappear if the program
terminates abnormally. */
/* Under UNIX, one can unlink an open file and continue to do I/O
on it. Not all operating systems support this functionality, however.
For example, under Microsoft Windows the unlink operation will fail,
since the file is open. */
if (unlink(obj->pathname)) {
jas_stream_destroy(stream);
return 0;
/* We will try unlinking the file again after it is closed. */
obj->flags |= JAS_STREAM_FILEOBJ_DELONCLOSE;
}
/* Use full buffering. */

View file

@ -254,7 +254,7 @@ jp2_box_t *jp2_box_get(jas_stream_t *in)
box = 0;
tmpstream = 0;
if (!(box = jas_malloc(sizeof(jp2_box_t)))) {
if (!(box = jas_calloc(1, sizeof(jp2_box_t)))) {
goto error;
}
box->ops = &jp2_boxinfo_unk.ops;

View file

@ -1,921 +0,0 @@
/*
* Copyright (c) 1999-2000 Image Power, Inc. and the University of
* British Columbia.
* Copyright (c) 2001-2002 Michael David Adams.
* All rights reserved.
*/
/* __START_OF_JASPER_LICENSE__
*
* JasPer License Version 2.0
*
* Copyright (c) 2001-2006 Michael David Adams
* Copyright (c) 1999-2000 Image Power, Inc.
* Copyright (c) 1999-2000 The University of British Columbia
*
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person (the
* "User") obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge,
* publish, distribute, and/or sell copies of the Software, and to permit
* persons to whom the Software is furnished to do so, subject to the
* following conditions:
*
* 1. The above copyright notices and this permission notice (which
* includes the disclaimer below) shall be included in all copies or
* substantial portions of the Software.
*
* 2. The name of a copyright holder shall not be used to endorse or
* promote products derived from the Software without specific prior
* written permission.
*
* THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
* LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
* THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
* "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
* INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
* PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
* THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
* EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
* BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
* PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
* GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
* ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
* IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
* SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
* AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
* SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
* THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
* PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
* RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
* EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
*
* __END_OF_JASPER_LICENSE__
*/
/*
* JP2 Library
*
* $Id$
*/
/******************************************************************************\
* Includes.
\******************************************************************************/
#include <assert.h>
#include <stdlib.h>
#include "jasper/jas_stream.h"
#include "jasper/jas_malloc.h"
#include "jasper/jas_debug.h"
#include "jp2_cod.h"
/******************************************************************************\
* Function prototypes.
\******************************************************************************/
#define ONES(n) ((1 << (n)) - 1)
jp2_boxinfo_t *jp2_boxinfolookup(int type);
static int jp2_getuint8(jas_stream_t *in, uint_fast8_t *val);
static int jp2_getuint16(jas_stream_t *in, uint_fast16_t *val);
static int jp2_getuint32(jas_stream_t *in, uint_fast32_t *val);
static int jp2_getuint64(jas_stream_t *in, uint_fast64_t *val);
static int jp2_putuint8(jas_stream_t *out, uint_fast8_t val);
static int jp2_putuint16(jas_stream_t *out, uint_fast16_t val);
static int jp2_putuint32(jas_stream_t *out, uint_fast32_t val);
static int jp2_putuint64(jas_stream_t *out, uint_fast64_t val);
static int jp2_getint(jas_stream_t *in, int s, int n, int_fast32_t *val);
jp2_box_t *jp2_box_get(jas_stream_t *in);
void jp2_box_dump(jp2_box_t *box, FILE *out);
static int jp2_jp_getdata(jp2_box_t *box, jas_stream_t *in);
static int jp2_jp_putdata(jp2_box_t *box, jas_stream_t *out);
static int jp2_ftyp_getdata(jp2_box_t *box, jas_stream_t *in);
static int jp2_ftyp_putdata(jp2_box_t *box, jas_stream_t *out);
static int jp2_ihdr_getdata(jp2_box_t *box, jas_stream_t *in);
static int jp2_ihdr_putdata(jp2_box_t *box, jas_stream_t *out);
static void jp2_bpcc_destroy(jp2_box_t *box);
static int jp2_bpcc_getdata(jp2_box_t *box, jas_stream_t *in);
static int jp2_bpcc_putdata(jp2_box_t *box, jas_stream_t *out);
static int jp2_colr_getdata(jp2_box_t *box, jas_stream_t *in);
static int jp2_colr_putdata(jp2_box_t *box, jas_stream_t *out);
static void jp2_colr_dumpdata(jp2_box_t *box, FILE *out);
static void jp2_colr_destroy(jp2_box_t *box);
static void jp2_cdef_destroy(jp2_box_t *box);
static int jp2_cdef_getdata(jp2_box_t *box, jas_stream_t *in);
static int jp2_cdef_putdata(jp2_box_t *box, jas_stream_t *out);
static void jp2_cdef_dumpdata(jp2_box_t *box, FILE *out);
static void jp2_cmap_destroy(jp2_box_t *box);
static int jp2_cmap_getdata(jp2_box_t *box, jas_stream_t *in);
static int jp2_cmap_putdata(jp2_box_t *box, jas_stream_t *out);
static void jp2_cmap_dumpdata(jp2_box_t *box, FILE *out);
static void jp2_pclr_destroy(jp2_box_t *box);
static int jp2_pclr_getdata(jp2_box_t *box, jas_stream_t *in);
static int jp2_pclr_putdata(jp2_box_t *box, jas_stream_t *out);
static void jp2_pclr_dumpdata(jp2_box_t *box, FILE *out);
/******************************************************************************\
* Local data.
\******************************************************************************/
jp2_boxinfo_t jp2_boxinfos[] = {
{JP2_BOX_JP, "JP", 0,
{0, 0, jp2_jp_getdata, jp2_jp_putdata, 0}},
{JP2_BOX_FTYP, "FTYP", 0,
{0, 0, jp2_ftyp_getdata, jp2_ftyp_putdata, 0}},
{JP2_BOX_JP2H, "JP2H", JP2_BOX_SUPER,
{0, 0, 0, 0, 0}},
{JP2_BOX_IHDR, "IHDR", 0,
{0, 0, jp2_ihdr_getdata, jp2_ihdr_putdata, 0}},
{JP2_BOX_BPCC, "BPCC", 0,
{0, jp2_bpcc_destroy, jp2_bpcc_getdata, jp2_bpcc_putdata, 0}},
{JP2_BOX_COLR, "COLR", 0,
{0, jp2_colr_destroy, jp2_colr_getdata, jp2_colr_putdata, jp2_colr_dumpdata}},
{JP2_BOX_PCLR, "PCLR", 0,
{0, jp2_pclr_destroy, jp2_pclr_getdata, jp2_pclr_putdata, jp2_pclr_dumpdata}},
{JP2_BOX_CMAP, "CMAP", 0,
{0, jp2_cmap_destroy, jp2_cmap_getdata, jp2_cmap_putdata, jp2_cmap_dumpdata}},
{JP2_BOX_CDEF, "CDEF", 0,
{0, jp2_cdef_destroy, jp2_cdef_getdata, jp2_cdef_putdata, jp2_cdef_dumpdata}},
{JP2_BOX_RES, "RES", JP2_BOX_SUPER,
{0, 0, 0, 0, 0}},
{JP2_BOX_RESC, "RESC", 0,
{0, 0, 0, 0, 0}},
{JP2_BOX_RESD, "RESD", 0,
{0, 0, 0, 0, 0}},
{JP2_BOX_JP2C, "JP2C", JP2_BOX_NODATA,
{0, 0, 0, 0, 0}},
{JP2_BOX_JP2I, "JP2I", 0,
{0, 0, 0, 0, 0}},
{JP2_BOX_XML, "XML", 0,
{0, 0, 0, 0, 0}},
{JP2_BOX_UUID, "UUID", 0,
{0, 0, 0, 0, 0}},
{JP2_BOX_UINF, "UINF", JP2_BOX_SUPER,
{0, 0, 0, 0, 0}},
{JP2_BOX_ULST, "ULST", 0,
{0, 0, 0, 0, 0}},
{JP2_BOX_URL, "URL", 0,
{0, 0, 0, 0, 0}},
{0, 0, 0, {0, 0, 0, 0, 0}},
};
jp2_boxinfo_t jp2_boxinfo_unk = {
0, "Unknown", 0, {0, 0, 0, 0, 0}
};
/******************************************************************************\
* Box constructor.
\******************************************************************************/
jp2_box_t *jp2_box_create(int type)
{
jp2_box_t *box;
jp2_boxinfo_t *boxinfo;
if (!(box = jas_malloc(sizeof(jp2_box_t)))) {
return 0;
}
memset(box, 0, sizeof(jp2_box_t));
box->type = type;
box->len = 0;
if (!(boxinfo = jp2_boxinfolookup(type))) {
return 0;
}
box->info = boxinfo;
box->ops = &boxinfo->ops;
return box;
}
/******************************************************************************\
* Box destructor.
\******************************************************************************/
void jp2_box_destroy(jp2_box_t *box)
{
if (box->ops->destroy) {
(*box->ops->destroy)(box);
}
jas_free(box);
}
static void jp2_bpcc_destroy(jp2_box_t *box)
{
jp2_bpcc_t *bpcc = &box->data.bpcc;
if (bpcc->bpcs) {
jas_free(bpcc->bpcs);
bpcc->bpcs = 0;
}
}
static void jp2_cdef_destroy(jp2_box_t *box)
{
jp2_cdef_t *cdef = &box->data.cdef;
if (cdef->ents) {
jas_free(cdef->ents);
cdef->ents = 0;
}
}
/******************************************************************************\
* Box input.
\******************************************************************************/
jp2_box_t *jp2_box_get(jas_stream_t *in)
{
jp2_box_t *box;
jp2_boxinfo_t *boxinfo;
jas_stream_t *tmpstream;
uint_fast32_t len;
uint_fast64_t extlen;
bool dataflag;
box = 0;
tmpstream = 0;
if (!(box = jas_malloc(sizeof(jp2_box_t)))) {
goto error;
}
box->ops = &jp2_boxinfo_unk.ops;
if (jp2_getuint32(in, &len) || jp2_getuint32(in, &box->type)) {
goto error;
}
boxinfo = jp2_boxinfolookup(box->type);
box->info = boxinfo;
box->ops = &boxinfo->ops;
box->len = len;
if (box->len == 1) {
if (jp2_getuint64(in, &extlen)) {
goto error;
}
if (extlen > 0xffffffffUL) {
jas_eprintf("warning: cannot handle large 64-bit box length\n");
extlen = 0xffffffffUL;
}
box->len = extlen;
box->datalen = extlen - JP2_BOX_HDRLEN(true);
} else {
box->datalen = box->len - JP2_BOX_HDRLEN(false);
}
if (box->len != 0 && box->len < 8) {
goto error;
}
dataflag = !(box->info->flags & (JP2_BOX_SUPER | JP2_BOX_NODATA));
if (dataflag) {
if (!(tmpstream = jas_stream_memopen(0, 0))) {
goto error;
}
if (jas_stream_copy(tmpstream, in, box->datalen)) {
jas_eprintf("cannot copy box data\n");
goto error;
}
jas_stream_rewind(tmpstream);
if (box->ops->getdata) {
if ((*box->ops->getdata)(box, tmpstream)) {
jas_eprintf("cannot parse box data\n");
goto error;
}
}
jas_stream_close(tmpstream);
}
if (jas_getdbglevel() >= 1) {
jp2_box_dump(box, stderr);
}
return box;
abort();
error:
if (box) {
jp2_box_destroy(box);
}
if (tmpstream) {
jas_stream_close(tmpstream);
}
return 0;
}
void jp2_box_dump(jp2_box_t *box, FILE *out)
{
jp2_boxinfo_t *boxinfo;
boxinfo = jp2_boxinfolookup(box->type);
assert(boxinfo);
fprintf(out, "JP2 box: ");
fprintf(out, "type=%c%s%c (0x%08x); length=%d\n", '"', boxinfo->name,
'"', box->type, box->len);
if (box->ops->dumpdata) {
(*box->ops->dumpdata)(box, out);
}
}
static int jp2_jp_getdata(jp2_box_t *box, jas_stream_t *in)
{
jp2_jp_t *jp = &box->data.jp;
if (jp2_getuint32(in, &jp->magic)) {
return -1;
}
return 0;
}
static int jp2_ftyp_getdata(jp2_box_t *box, jas_stream_t *in)
{
jp2_ftyp_t *ftyp = &box->data.ftyp;
unsigned int i;
if (jp2_getuint32(in, &ftyp->majver) || jp2_getuint32(in, &ftyp->minver)) {
return -1;
}
ftyp->numcompatcodes = (box->datalen - 8) / 4;
if (ftyp->numcompatcodes > JP2_FTYP_MAXCOMPATCODES) {
return -1;
}
for (i = 0; i < ftyp->numcompatcodes; ++i) {
if (jp2_getuint32(in, &ftyp->compatcodes[i])) {
return -1;
}
}
return 0;
}
static int jp2_ihdr_getdata(jp2_box_t *box, jas_stream_t *in)
{
jp2_ihdr_t *ihdr = &box->data.ihdr;
if (jp2_getuint32(in, &ihdr->height) || jp2_getuint32(in, &ihdr->width) ||
jp2_getuint16(in, &ihdr->numcmpts) || jp2_getuint8(in, &ihdr->bpc) ||
jp2_getuint8(in, &ihdr->comptype) || jp2_getuint8(in, &ihdr->csunk) ||
jp2_getuint8(in, &ihdr->ipr)) {
return -1;
}
return 0;
}
static int jp2_bpcc_getdata(jp2_box_t *box, jas_stream_t *in)
{
jp2_bpcc_t *bpcc = &box->data.bpcc;
unsigned int i;
bpcc->numcmpts = box->datalen;
if (!(bpcc->bpcs = jas_malloc(bpcc->numcmpts * sizeof(uint_fast8_t)))) {
return -1;
}
for (i = 0; i < bpcc->numcmpts; ++i) {
if (jp2_getuint8(in, &bpcc->bpcs[i])) {
return -1;
}
}
return 0;
}
static void jp2_colr_dumpdata(jp2_box_t *box, FILE *out)
{
jp2_colr_t *colr = &box->data.colr;
fprintf(out, "method=%d; pri=%d; approx=%d\n", (int)colr->method, (int)colr->pri, (int)colr->approx);
switch (colr->method) {
case JP2_COLR_ENUM:
fprintf(out, "csid=%d\n", (int)colr->csid);
break;
case JP2_COLR_ICC:
jas_memdump(out, colr->iccp, colr->iccplen);
break;
}
}
static int jp2_colr_getdata(jp2_box_t *box, jas_stream_t *in)
{
jp2_colr_t *colr = &box->data.colr;
colr->csid = 0;
colr->iccp = 0;
colr->iccplen = 0;
if (jp2_getuint8(in, &colr->method) || jp2_getuint8(in, &colr->pri) ||
jp2_getuint8(in, &colr->approx)) {
return -1;
}
switch (colr->method) {
case JP2_COLR_ENUM:
if (jp2_getuint32(in, &colr->csid)) {
return -1;
}
break;
case JP2_COLR_ICC:
colr->iccplen = box->datalen - 3;
if (!(colr->iccp = jas_malloc(colr->iccplen * sizeof(uint_fast8_t)))) {
return -1;
}
if (jas_stream_read(in, colr->iccp, colr->iccplen) != colr->iccplen) {
return -1;
}
break;
}
return 0;
}
static void jp2_cdef_dumpdata(jp2_box_t *box, FILE *out)
{
jp2_cdef_t *cdef = &box->data.cdef;
unsigned int i;
for (i = 0; i < cdef->numchans; ++i) {
fprintf(out, "channo=%d; type=%d; assoc=%d\n",
cdef->ents[i].channo, cdef->ents[i].type, cdef->ents[i].assoc);
}
}
static void jp2_colr_destroy(jp2_box_t *box)
{
jp2_colr_t *colr = &box->data.colr;
if (colr->iccp) {
jas_free(colr->iccp);
}
}
static int jp2_cdef_getdata(jp2_box_t *box, jas_stream_t *in)
{
jp2_cdef_t *cdef = &box->data.cdef;
jp2_cdefchan_t *chan;
unsigned int channo;
if (jp2_getuint16(in, &cdef->numchans)) {
return -1;
}
if (!(cdef->ents = jas_malloc(cdef->numchans * sizeof(jp2_cdefchan_t)))) {
return -1;
}
for (channo = 0; channo < cdef->numchans; ++channo) {
chan = &cdef->ents[channo];
if (jp2_getuint16(in, &chan->channo) || jp2_getuint16(in, &chan->type) ||
jp2_getuint16(in, &chan->assoc)) {
return -1;
}
}
return 0;
}
/******************************************************************************\
* Box output.
\******************************************************************************/
int jp2_box_put(jp2_box_t *box, jas_stream_t *out)
{
jas_stream_t *tmpstream;
bool extlen;
bool dataflag;
tmpstream = 0;
dataflag = !(box->info->flags & (JP2_BOX_SUPER | JP2_BOX_NODATA));
if (dataflag) {
tmpstream = jas_stream_memopen(0, 0);
if (box->ops->putdata) {
if ((*box->ops->putdata)(box, tmpstream)) {
goto error;
}
}
box->len = jas_stream_tell(tmpstream) + JP2_BOX_HDRLEN(false);
jas_stream_rewind(tmpstream);
}
extlen = (box->len >= (((uint_fast64_t)1) << 32)) != 0;
if (jp2_putuint32(out, extlen ? 1 : box->len)) {
goto error;
}
if (jp2_putuint32(out, box->type)) {
goto error;
}
if (extlen) {
if (jp2_putuint64(out, box->len)) {
goto error;
}
}
if (dataflag) {
if (jas_stream_copy(out, tmpstream, box->len - JP2_BOX_HDRLEN(false))) {
goto error;
}
jas_stream_close(tmpstream);
}
return 0;
abort();
error:
if (tmpstream) {
jas_stream_close(tmpstream);
}
return -1;
}
static int jp2_jp_putdata(jp2_box_t *box, jas_stream_t *out)
{
jp2_jp_t *jp = &box->data.jp;
if (jp2_putuint32(out, jp->magic)) {
return -1;
}
return 0;
}
static int jp2_ftyp_putdata(jp2_box_t *box, jas_stream_t *out)
{
jp2_ftyp_t *ftyp = &box->data.ftyp;
unsigned int i;
if (jp2_putuint32(out, ftyp->majver) || jp2_putuint32(out, ftyp->minver)) {
return -1;
}
for (i = 0; i < ftyp->numcompatcodes; ++i) {
if (jp2_putuint32(out, ftyp->compatcodes[i])) {
return -1;
}
}
return 0;
}
static int jp2_ihdr_putdata(jp2_box_t *box, jas_stream_t *out)
{
jp2_ihdr_t *ihdr = &box->data.ihdr;
if (jp2_putuint32(out, ihdr->height) || jp2_putuint32(out, ihdr->width) ||
jp2_putuint16(out, ihdr->numcmpts) || jp2_putuint8(out, ihdr->bpc) ||
jp2_putuint8(out, ihdr->comptype) || jp2_putuint8(out, ihdr->csunk) ||
jp2_putuint8(out, ihdr->ipr)) {
return -1;
}
return 0;
}
static int jp2_bpcc_putdata(jp2_box_t *box, jas_stream_t *out)
{
jp2_bpcc_t *bpcc = &box->data.bpcc;
unsigned int i;
for (i = 0; i < bpcc->numcmpts; ++i) {
if (jp2_putuint8(out, bpcc->bpcs[i])) {
return -1;
}
}
return 0;
}
static int jp2_colr_putdata(jp2_box_t *box, jas_stream_t *out)
{
jp2_colr_t *colr = &box->data.colr;
if (jp2_putuint8(out, colr->method) || jp2_putuint8(out, colr->pri) ||
jp2_putuint8(out, colr->approx)) {
return -1;
}
switch (colr->method) {
case JP2_COLR_ENUM:
if (jp2_putuint32(out, colr->csid)) {
return -1;
}
break;
case JP2_COLR_ICC:
if (jas_stream_write(out, colr->iccp,
JAS_CAST(int, colr->iccplen)) != JAS_CAST(int, colr->iccplen))
return -1;
break;
}
return 0;
}
static int jp2_cdef_putdata(jp2_box_t *box, jas_stream_t *out)
{
jp2_cdef_t *cdef = &box->data.cdef;
unsigned int i;
jp2_cdefchan_t *ent;
if (jp2_putuint16(out, cdef->numchans)) {
return -1;
}
for (i = 0; i < cdef->numchans; ++i) {
ent = &cdef->ents[i];
if (jp2_putuint16(out, ent->channo) ||
jp2_putuint16(out, ent->type) ||
jp2_putuint16(out, ent->assoc)) {
return -1;
}
}
return 0;
}
/******************************************************************************\
* Input operations for primitive types.
\******************************************************************************/
static int jp2_getuint8(jas_stream_t *in, uint_fast8_t *val)
{
int c;
if ((c = jas_stream_getc(in)) == EOF) {
return -1;
}
if (val) {
*val = c;
}
return 0;
}
static int jp2_getuint16(jas_stream_t *in, uint_fast16_t *val)
{
uint_fast16_t v;
int c;
if ((c = jas_stream_getc(in)) == EOF) {
return -1;
}
v = c;
if ((c = jas_stream_getc(in)) == EOF) {
return -1;
}
v = (v << 8) | c;
if (val) {
*val = v;
}
return 0;
}
static int jp2_getuint32(jas_stream_t *in, uint_fast32_t *val)
{
uint_fast32_t v;
int c;
if ((c = jas_stream_getc(in)) == EOF) {
return -1;
}
v = c;
if ((c = jas_stream_getc(in)) == EOF) {
return -1;
}
v = (v << 8) | c;
if ((c = jas_stream_getc(in)) == EOF) {
return -1;
}
v = (v << 8) | c;
if ((c = jas_stream_getc(in)) == EOF) {
return -1;
}
v = (v << 8) | c;
if (val) {
*val = v;
}
return 0;
}
static int jp2_getuint64(jas_stream_t *in, uint_fast64_t *val)
{
uint_fast64_t tmpval;
int i;
int c;
tmpval = 0;
for (i = 0; i < 8; ++i) {
tmpval <<= 8;
if ((c = jas_stream_getc(in)) == EOF) {
return -1;
}
tmpval |= (c & 0xff);
}
*val = tmpval;
return 0;
}
/******************************************************************************\
* Output operations for primitive types.
\******************************************************************************/
static int jp2_putuint8(jas_stream_t *out, uint_fast8_t val)
{
if (jas_stream_putc(out, val & 0xff) == EOF) {
return -1;
}
return 0;
}
static int jp2_putuint16(jas_stream_t *out, uint_fast16_t val)
{
if (jas_stream_putc(out, (val >> 8) & 0xff) == EOF ||
jas_stream_putc(out, val & 0xff) == EOF) {
return -1;
}
return 0;
}
static int jp2_putuint32(jas_stream_t *out, uint_fast32_t val)
{
if (jas_stream_putc(out, (val >> 24) & 0xff) == EOF ||
jas_stream_putc(out, (val >> 16) & 0xff) == EOF ||
jas_stream_putc(out, (val >> 8) & 0xff) == EOF ||
jas_stream_putc(out, val & 0xff) == EOF) {
return -1;
}
return 0;
}
static int jp2_putuint64(jas_stream_t *out, uint_fast64_t val)
{
if (jp2_putuint32(out, (val >> 32) & 0xffffffffUL) ||
jp2_putuint32(out, val & 0xffffffffUL)) {
return -1;
}
return 0;
}
/******************************************************************************\
* Miscellaneous code.
\******************************************************************************/
jp2_boxinfo_t *jp2_boxinfolookup(int type)
{
jp2_boxinfo_t *boxinfo;
for (boxinfo = jp2_boxinfos; boxinfo->name; ++boxinfo) {
if (boxinfo->type == type) {
return boxinfo;
}
}
return &jp2_boxinfo_unk;
}
static void jp2_cmap_destroy(jp2_box_t *box)
{
jp2_cmap_t *cmap = &box->data.cmap;
if (cmap->ents) {
jas_free(cmap->ents);
}
}
static int jp2_cmap_getdata(jp2_box_t *box, jas_stream_t *in)
{
jp2_cmap_t *cmap = &box->data.cmap;
jp2_cmapent_t *ent;
unsigned int i;
cmap->numchans = (box->datalen) / 4;
if (!(cmap->ents = jas_malloc(cmap->numchans * sizeof(jp2_cmapent_t)))) {
return -1;
}
for (i = 0; i < cmap->numchans; ++i) {
ent = &cmap->ents[i];
if (jp2_getuint16(in, &ent->cmptno) ||
jp2_getuint8(in, &ent->map) ||
jp2_getuint8(in, &ent->pcol)) {
return -1;
}
}
return 0;
}
static int jp2_cmap_putdata(jp2_box_t *box, jas_stream_t *out)
{
/* Eliminate compiler warning about unused variables. */
box = 0;
out = 0;
return -1;
}
static void jp2_cmap_dumpdata(jp2_box_t *box, FILE *out)
{
jp2_cmap_t *cmap = &box->data.cmap;
unsigned int i;
jp2_cmapent_t *ent;
fprintf(out, "numchans = %d\n", (int) cmap->numchans);
for (i = 0; i < cmap->numchans; ++i) {
ent = &cmap->ents[i];
fprintf(out, "cmptno=%d; map=%d; pcol=%d\n",
(int) ent->cmptno, (int) ent->map, (int) ent->pcol);
}
}
static void jp2_pclr_destroy(jp2_box_t *box)
{
jp2_pclr_t *pclr = &box->data.pclr;
if (pclr->lutdata) {
jas_free(pclr->lutdata);
}
if (pclr->bpc)
jas_free(pclr->bpc);
}
static int jp2_pclr_getdata(jp2_box_t *box, jas_stream_t *in)
{
jp2_pclr_t *pclr = &box->data.pclr;
int lutsize;
unsigned int i;
unsigned int j;
int_fast32_t x;
pclr->lutdata = 0;
if (jp2_getuint16(in, &pclr->numlutents) ||
jp2_getuint8(in, &pclr->numchans)) {
return -1;
}
lutsize = pclr->numlutents * pclr->numchans;
if (!(pclr->lutdata = jas_malloc(lutsize * sizeof(int_fast32_t)))) {
return -1;
}
if (!(pclr->bpc = jas_malloc(pclr->numchans * sizeof(uint_fast8_t)))) {
return -1;
}
for (i = 0; i < pclr->numchans; ++i) {
if (jp2_getuint8(in, &pclr->bpc[i])) {
return -1;
}
}
for (i = 0; i < pclr->numlutents; ++i) {
for (j = 0; j < pclr->numchans; ++j) {
if (jp2_getint(in, (pclr->bpc[j] & 0x80) != 0,
(pclr->bpc[j] & 0x7f) + 1, &x)) {
return -1;
}
pclr->lutdata[i * pclr->numchans + j] = x;
}
}
return 0;
}
static int jp2_pclr_putdata(jp2_box_t *box, jas_stream_t *out)
{
#if 0
jp2_pclr_t *pclr = &box->data.pclr;
#endif
/* Eliminate warning about unused variable. */
box = 0;
out = 0;
return -1;
}
static void jp2_pclr_dumpdata(jp2_box_t *box, FILE *out)
{
jp2_pclr_t *pclr = &box->data.pclr;
unsigned int i;
int j;
fprintf(out, "numents=%d; numchans=%d\n", (int) pclr->numlutents,
(int) pclr->numchans);
for (i = 0; i < pclr->numlutents; ++i) {
for (j = 0; j < pclr->numchans; ++j) {
fprintf(out, "LUT[%d][%d]=%d\n", i, j, pclr->lutdata[i * pclr->numchans + j]);
}
}
}
static int jp2_getint(jas_stream_t *in, int s, int n, int_fast32_t *val)
{
int c;
int i;
uint_fast32_t v;
int m;
m = (n + 7) / 8;
v = 0;
for (i = 0; i < m; ++i) {
if ((c = jas_stream_getc(in)) == EOF) {
return -1;
}
v = (v << 8) | c;
}
v &= ONES(n);
if (s) {
int sb;
sb = v & (1 << (8 * m - 1));
*val = ((~v) + 1) & ONES(8 * m);
if (sb) {
*val = -*val;
}
} else {
*val = v;
}
return 0;
}
jp2_cdefchan_t *jp2_cdef_lookup(jp2_cdef_t *cdef, int channo)
{
unsigned int i;
jp2_cdefchan_t *cdefent;
for (i = 0; i < cdef->numchans; ++i) {
cdefent = &cdef->ents[i];
if (cdefent->channo == JAS_CAST(unsigned int, channo)) {
return cdefent;
}
}
return 0;
}

View file

@ -298,7 +298,10 @@ jas_image_t *jp2_decode(jas_stream_t *in, char *optstr)
case JP2_COLR_ICC:
iccprof = jas_iccprof_createfrombuf(dec->colr->data.colr.iccp,
dec->colr->data.colr.iccplen);
assert(iccprof);
if (!iccprof) {
jas_eprintf("error: failed to parse ICC profile\n");
goto error;
}
jas_iccprof_gethdr(iccprof, &icchdr);
jas_eprintf("ICC Profile CS %08x\n", icchdr.colorspc);
jas_image_setclrspc(dec->image, fromiccpcs(icchdr.colorspc));
@ -393,6 +396,11 @@ jas_image_t *jp2_decode(jas_stream_t *in, char *optstr)
/* Determine the type of each component. */
if (dec->cdef) {
for (i = 0; i < dec->numchans; ++i) {
/* Is the channel number reasonable? */
if (dec->cdef->data.cdef.ents[i].channo >= dec->numchans) {
jas_eprintf("error: invalid channel number in CDEF box\n");
goto error;
}
jas_image_setcmpttype(dec->image,
dec->chantocmptlut[dec->cdef->data.cdef.ents[i].channo],
jp2_getct(jas_image_clrspc(dec->image),

View file

@ -1,436 +0,0 @@
/*
* Copyright (c) 1999-2000 Image Power, Inc. and the University of
* British Columbia.
* Copyright (c) 2001-2003 Michael David Adams.
* All rights reserved.
*/
/* __START_OF_JASPER_LICENSE__
*
* JasPer License Version 2.0
*
* Copyright (c) 2001-2006 Michael David Adams
* Copyright (c) 1999-2000 Image Power, Inc.
* Copyright (c) 1999-2000 The University of British Columbia
*
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person (the
* "User") obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge,
* publish, distribute, and/or sell copies of the Software, and to permit
* persons to whom the Software is furnished to do so, subject to the
* following conditions:
*
* 1. The above copyright notices and this permission notice (which
* includes the disclaimer below) shall be included in all copies or
* substantial portions of the Software.
*
* 2. The name of a copyright holder shall not be used to endorse or
* promote products derived from the Software without specific prior
* written permission.
*
* THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
* LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
* THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
* "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
* INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
* PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
* THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
* EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
* BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
* PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
* GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
* ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
* IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
* SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
* AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
* SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
* THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
* PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
* RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
* EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
*
* __END_OF_JASPER_LICENSE__
*/
/*
* JP2 Library
*
* $Id$
*/
/******************************************************************************\
* Includes.
\******************************************************************************/
#include <assert.h>
#include "jasper/jas_malloc.h"
#include "jasper/jas_image.h"
#include "jasper/jas_stream.h"
#include "jasper/jas_cm.h"
#include "jasper/jas_icc.h"
#include "jp2_cod.h"
static uint_fast32_t jp2_gettypeasoc(int colorspace, int ctype);
static int clrspctojp2(jas_clrspc_t clrspc);
/******************************************************************************\
* Functions.
\******************************************************************************/
int jp2_encode(jas_image_t *image, jas_stream_t *out, char *optstr)
{
jp2_box_t *box;
jp2_ftyp_t *ftyp;
jp2_ihdr_t *ihdr;
jas_stream_t *tmpstream;
int allcmptssame;
jp2_bpcc_t *bpcc;
long len;
uint_fast16_t cmptno;
jp2_colr_t *colr;
char buf[4096];
uint_fast32_t overhead;
jp2_cdefchan_t *cdefchanent;
jp2_cdef_t *cdef;
int i;
uint_fast32_t typeasoc;
jas_iccprof_t *iccprof;
jas_stream_t *iccstream;
int pos;
int needcdef;
int prec;
int sgnd;
box = 0;
tmpstream = 0;
allcmptssame = 1;
sgnd = jas_image_cmptsgnd(image, 0);
prec = jas_image_cmptprec(image, 0);
for (i = 1; i < jas_image_numcmpts(image); ++i) {
if (jas_image_cmptsgnd(image, i) != sgnd ||
jas_image_cmptprec(image, i) != prec) {
allcmptssame = 0;
break;
}
}
/* Output the signature box. */
if (!(box = jp2_box_create(JP2_BOX_JP))) {
goto error;
}
box->data.jp.magic = JP2_JP_MAGIC;
if (jp2_box_put(box, out)) {
goto error;
}
jp2_box_destroy(box);
box = 0;
/* Output the file type box. */
if (!(box = jp2_box_create(JP2_BOX_FTYP))) {
goto error;
}
ftyp = &box->data.ftyp;
ftyp->majver = JP2_FTYP_MAJVER;
ftyp->minver = JP2_FTYP_MINVER;
ftyp->numcompatcodes = 1;
ftyp->compatcodes[0] = JP2_FTYP_COMPATCODE;
if (jp2_box_put(box, out)) {
goto error;
}
jp2_box_destroy(box);
box = 0;
/*
* Generate the data portion of the JP2 header box.
* We cannot simply output the header for this box
* since we do not yet know the correct value for the length
* field.
*/
if (!(tmpstream = jas_stream_memopen(0, 0))) {
goto error;
}
/* Generate image header box. */
if (!(box = jp2_box_create(JP2_BOX_IHDR))) {
goto error;
}
ihdr = &box->data.ihdr;
ihdr->width = jas_image_width(image);
ihdr->height = jas_image_height(image);
ihdr->numcmpts = jas_image_numcmpts(image);
ihdr->bpc = allcmptssame ? JP2_SPTOBPC(jas_image_cmptsgnd(image, 0),
jas_image_cmptprec(image, 0)) : JP2_IHDR_BPCNULL;
ihdr->comptype = JP2_IHDR_COMPTYPE;
ihdr->csunk = 0;
ihdr->ipr = 0;
if (jp2_box_put(box, tmpstream)) {
goto error;
}
jp2_box_destroy(box);
box = 0;
/* Generate bits per component box. */
if (!allcmptssame) {
if (!(box = jp2_box_create(JP2_BOX_BPCC))) {
goto error;
}
bpcc = &box->data.bpcc;
bpcc->numcmpts = jas_image_numcmpts(image);
if (!(bpcc->bpcs = jas_malloc(bpcc->numcmpts *
sizeof(uint_fast8_t)))) {
goto error;
}
for (cmptno = 0; cmptno < bpcc->numcmpts; ++cmptno) {
bpcc->bpcs[cmptno] = JP2_SPTOBPC(jas_image_cmptsgnd(image,
cmptno), jas_image_cmptprec(image, cmptno));
}
if (jp2_box_put(box, tmpstream)) {
goto error;
}
jp2_box_destroy(box);
box = 0;
}
/* Generate color specification box. */
if (!(box = jp2_box_create(JP2_BOX_COLR))) {
goto error;
}
colr = &box->data.colr;
switch (jas_image_clrspc(image)) {
case JAS_CLRSPC_SRGB:
case JAS_CLRSPC_SYCBCR:
case JAS_CLRSPC_SGRAY:
colr->method = JP2_COLR_ENUM;
colr->csid = clrspctojp2(jas_image_clrspc(image));
colr->pri = JP2_COLR_PRI;
colr->approx = 0;
break;
default:
colr->method = JP2_COLR_ICC;
colr->pri = JP2_COLR_PRI;
colr->approx = 0;
iccprof = jas_iccprof_createfromcmprof(jas_image_cmprof(image));
assert(iccprof);
iccstream = jas_stream_memopen(0, 0);
assert(iccstream);
if (jas_iccprof_save(iccprof, iccstream))
abort();
if ((pos = jas_stream_tell(iccstream)) < 0)
abort();
colr->iccplen = pos;
colr->iccp = jas_malloc(pos);
assert(colr->iccp);
jas_stream_rewind(iccstream);
if (jas_stream_read(iccstream, colr->iccp, colr->iccplen) != colr->iccplen)
abort();
jas_stream_close(iccstream);
jas_iccprof_destroy(iccprof);
break;
}
if (jp2_box_put(box, tmpstream)) {
goto error;
}
jp2_box_destroy(box);
box = 0;
needcdef = 1;
switch (jas_clrspc_fam(jas_image_clrspc(image))) {
case JAS_CLRSPC_FAM_RGB:
if (jas_image_cmpttype(image, 0) ==
JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_R) &&
jas_image_cmpttype(image, 1) ==
JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_G) &&
jas_image_cmpttype(image, 2) ==
JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_B))
needcdef = 0;
break;
case JAS_CLRSPC_FAM_YCBCR:
if (jas_image_cmpttype(image, 0) ==
JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_YCBCR_Y) &&
jas_image_cmpttype(image, 1) ==
JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_YCBCR_CB) &&
jas_image_cmpttype(image, 2) ==
JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_YCBCR_CR))
needcdef = 0;
break;
case JAS_CLRSPC_FAM_GRAY:
if (jas_image_cmpttype(image, 0) ==
JAS_IMAGE_CT_COLOR(JAS_IMAGE_CT_GRAY_Y))
needcdef = 0;
break;
default:
abort();
break;
}
if (needcdef) {
if (!(box = jp2_box_create(JP2_BOX_CDEF))) {
goto error;
}
cdef = &box->data.cdef;
cdef->numchans = jas_image_numcmpts(image);
cdef->ents = jas_malloc(cdef->numchans * sizeof(jp2_cdefchan_t));
for (i = 0; i < jas_image_numcmpts(image); ++i) {
cdefchanent = &cdef->ents[i];
cdefchanent->channo = i;
typeasoc = jp2_gettypeasoc(jas_image_clrspc(image), jas_image_cmpttype(image, i));
cdefchanent->type = typeasoc >> 16;
cdefchanent->assoc = typeasoc & 0x7fff;
}
if (jp2_box_put(box, tmpstream)) {
goto error;
}
jp2_box_destroy(box);
box = 0;
}
/* Determine the total length of the JP2 header box. */
len = jas_stream_tell(tmpstream);
jas_stream_rewind(tmpstream);
/*
* Output the JP2 header box and all of the boxes which it contains.
*/
if (!(box = jp2_box_create(JP2_BOX_JP2H))) {
goto error;
}
box->len = len + JP2_BOX_HDRLEN(false);
if (jp2_box_put(box, out)) {
goto error;
}
jp2_box_destroy(box);
box = 0;
if (jas_stream_copy(out, tmpstream, len)) {
goto error;
}
jas_stream_close(tmpstream);
tmpstream = 0;
/*
* Output the contiguous code stream box.
*/
if (!(box = jp2_box_create(JP2_BOX_JP2C))) {
goto error;
}
box->len = 0;
if (jp2_box_put(box, out)) {
goto error;
}
jp2_box_destroy(box);
box = 0;
/* Output the JPEG-2000 code stream. */
overhead = jas_stream_getrwcount(out);
sprintf(buf, "%s\n_jp2overhead=%lu\n", (optstr ? optstr : ""),
(unsigned long) overhead);
if (jpc_encode(image, out, buf)) {
goto error;
}
return 0;
abort();
error:
if (box) {
jp2_box_destroy(box);
}
if (tmpstream) {
jas_stream_close(tmpstream);
}
return -1;
}
static uint_fast32_t jp2_gettypeasoc(int colorspace, int ctype)
{
int type;
int asoc;
if (ctype & JAS_IMAGE_CT_OPACITY) {
type = JP2_CDEF_TYPE_OPACITY;
asoc = JP2_CDEF_ASOC_ALL;
goto done;
}
type = JP2_CDEF_TYPE_UNSPEC;
asoc = JP2_CDEF_ASOC_NONE;
switch (jas_clrspc_fam(colorspace)) {
case JAS_CLRSPC_FAM_RGB:
switch (JAS_IMAGE_CT_COLOR(ctype)) {
case JAS_IMAGE_CT_RGB_R:
type = JP2_CDEF_TYPE_COLOR;
asoc = JP2_CDEF_RGB_R;
break;
case JAS_IMAGE_CT_RGB_G:
type = JP2_CDEF_TYPE_COLOR;
asoc = JP2_CDEF_RGB_G;
break;
case JAS_IMAGE_CT_RGB_B:
type = JP2_CDEF_TYPE_COLOR;
asoc = JP2_CDEF_RGB_B;
break;
}
break;
case JAS_CLRSPC_FAM_YCBCR:
switch (JAS_IMAGE_CT_COLOR(ctype)) {
case JAS_IMAGE_CT_YCBCR_Y:
type = JP2_CDEF_TYPE_COLOR;
asoc = JP2_CDEF_YCBCR_Y;
break;
case JAS_IMAGE_CT_YCBCR_CB:
type = JP2_CDEF_TYPE_COLOR;
asoc = JP2_CDEF_YCBCR_CB;
break;
case JAS_IMAGE_CT_YCBCR_CR:
type = JP2_CDEF_TYPE_COLOR;
asoc = JP2_CDEF_YCBCR_CR;
break;
}
break;
case JAS_CLRSPC_FAM_GRAY:
type = JP2_CDEF_TYPE_COLOR;
asoc = JP2_CDEF_GRAY_Y;
break;
}
done:
return (type << 16) | asoc;
}
static int clrspctojp2(jas_clrspc_t clrspc)
{
switch (clrspc) {
case JAS_CLRSPC_SRGB:
return JP2_COLR_SRGB;
case JAS_CLRSPC_SYCBCR:
return JP2_COLR_SYCC;
case JAS_CLRSPC_SGRAY:
return JP2_COLR_SGRAY;
default:
abort();
break;
}
}

View file

@ -989,8 +989,11 @@ static int jpc_qcx_getcompparms(jpc_qcxcp_t *compparms, jpc_cstate_t *cstate,
compparms->numstepsizes = (len - n) / 2;
break;
}
if (compparms->numstepsizes > 0) {
compparms->stepsizes = jas_malloc(compparms->numstepsizes *
if (compparms->numstepsizes > 3 * JPC_MAXRLVLS + 1) {
jpc_qcx_destroycompparms(compparms);
return -1;
} else if (compparms->numstepsizes > 0) {
compparms->stepsizes = jas_alloc2(compparms->numstepsizes,
sizeof(uint_fast16_t));
assert(compparms->stepsizes);
for (i = 0; i < compparms->numstepsizes; ++i) {

View file

@ -496,7 +496,7 @@ static int jpc_dec_process_sot(jpc_dec_t *dec, jpc_ms_t *ms)
dec->curtileendoff = 0;
}
if (JAS_CAST(int, sot->tileno) > dec->numtiles) {
if (JAS_CAST(int, sot->tileno) >= dec->numtiles) {
jas_eprintf("invalid tile number in SOT marker segment\n");
return -1;
}
@ -1076,12 +1076,12 @@ static int jpc_dec_tiledecode(jpc_dec_t *dec, jpc_dec_tile_t *tile)
/* Apply an inverse intercomponent transform if necessary. */
switch (tile->cp->mctid) {
case JPC_MCT_RCT:
assert(dec->numcomps == 3);
assert(dec->numcomps >= 3);
jpc_irct(tile->tcomps[0].data, tile->tcomps[1].data,
tile->tcomps[2].data);
break;
case JPC_MCT_ICT:
assert(dec->numcomps == 3);
assert(dec->numcomps >= 3);
jpc_iict(tile->tcomps[0].data, tile->tcomps[1].data,
tile->tcomps[2].data);
break;
@ -1211,7 +1211,7 @@ static int jpc_dec_process_siz(jpc_dec_t *dec, jpc_ms_t *ms)
dec->numhtiles = JPC_CEILDIV(dec->xend - dec->tilexoff, dec->tilewidth);
dec->numvtiles = JPC_CEILDIV(dec->yend - dec->tileyoff, dec->tileheight);
dec->numtiles = dec->numhtiles * dec->numvtiles;
if (!(dec->tiles = jas_alloc2(dec->numtiles, sizeof(jpc_dec_tile_t)))) {
if (!(dec->tiles = jas_calloc(dec->numtiles, sizeof(jpc_dec_tile_t)))) {
return -1;
}
@ -1235,7 +1235,7 @@ static int jpc_dec_process_siz(jpc_dec_t *dec, jpc_ms_t *ms)
tile->pkthdrstreampos = 0;
tile->pptstab = 0;
tile->cp = 0;
if (!(tile->tcomps = jas_alloc2(dec->numcomps,
if (!(tile->tcomps = jas_calloc(dec->numcomps,
sizeof(jpc_dec_tcomp_t)))) {
return -1;
}
@ -1287,7 +1287,7 @@ static int jpc_dec_process_coc(jpc_dec_t *dec, jpc_ms_t *ms)
jpc_coc_t *coc = &ms->parms.coc;
jpc_dec_tile_t *tile;
if (JAS_CAST(int, coc->compno) > dec->numcomps) {
if (JAS_CAST(int, coc->compno) >= dec->numcomps) {
jas_eprintf("invalid component number in COC marker segment\n");
return -1;
}
@ -1313,7 +1313,7 @@ static int jpc_dec_process_rgn(jpc_dec_t *dec, jpc_ms_t *ms)
jpc_rgn_t *rgn = &ms->parms.rgn;
jpc_dec_tile_t *tile;
if (JAS_CAST(int, rgn->compno) > dec->numcomps) {
if (JAS_CAST(int, rgn->compno) >= dec->numcomps) {
jas_eprintf("invalid component number in RGN marker segment\n");
return -1;
}
@ -1362,7 +1362,7 @@ static int jpc_dec_process_qcc(jpc_dec_t *dec, jpc_ms_t *ms)
jpc_qcc_t *qcc = &ms->parms.qcc;
jpc_dec_tile_t *tile;
if (JAS_CAST(int, qcc->compno) > dec->numcomps) {
if (JAS_CAST(int, qcc->compno) >= dec->numcomps) {
jas_eprintf("invalid component number in QCC marker segment\n");
return -1;
}