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openjpeg2
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This commit is contained in:
openKylinBot 2022-05-14 02:33:48 +08:00
parent 8daeaf61c1 2eee49d87c
commit 9853688143
4 changed files with 62 additions and 12 deletions
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42
src/bin/jp2/convertbmp.c
View File

@ -622,31 +622,38 @@ static OPJ_BOOL bmp_read_rle8_data(FILE* IN, OPJ_UINT8* pData,
static OPJ_BOOL bmp_read_rle4_data(FILE* IN, OPJ_UINT8* pData,
OPJ_UINT32 stride, OPJ_UINT32 width, OPJ_UINT32 height)
{
OPJ_UINT32 x, y;
OPJ_UINT32 x, y, written;
OPJ_UINT8 *pix;
const OPJ_UINT8 *beyond;
beyond = pData + stride * height;
pix = pData;
x = y = 0U;
x = y = written = 0U;
while (y < height) {
int c = getc(IN);
if (c == EOF) {
break;
return OPJ_FALSE;
}
if (c) { /* encoded mode */
int j;
OPJ_UINT8 c1 = (OPJ_UINT8)getc(IN);
int j, c1_int;
OPJ_UINT8 c1;
c1_int = getc(IN);
if (c1_int == EOF) {
return OPJ_FALSE;
}
c1 = (OPJ_UINT8)c1_int;
for (j = 0; (j < c) && (x < width) &&
((OPJ_SIZE_T)pix < (OPJ_SIZE_T)beyond); j++, x++, pix++) {
*pix = (OPJ_UINT8)((j & 1) ? (c1 & 0x0fU) : ((c1 >> 4) & 0x0fU));
written++;
}
} else { /* absolute mode */
c = getc(IN);
if (c == EOF) {
break;
return OPJ_FALSE;
}
if (c == 0x00) { /* EOL */
@ -657,8 +664,14 @@ static OPJ_BOOL bmp_read_rle4_data(FILE* IN, OPJ_UINT8* pData,
break;
} else if (c == 0x02) { /* MOVE by dxdy */
c = getc(IN);
if (c == EOF) {
return OPJ_FALSE;
}
x += (OPJ_UINT32)c;
c = getc(IN);
if (c == EOF) {
return OPJ_FALSE;
}
y += (OPJ_UINT32)c;
pix = pData + y * stride + x;
} else { /* 03 .. 255 : absolute mode */
@ -668,16 +681,29 @@ static OPJ_BOOL bmp_read_rle4_data(FILE* IN, OPJ_UINT8* pData,
for (j = 0; (j < c) && (x < width) &&
((OPJ_SIZE_T)pix < (OPJ_SIZE_T)beyond); j++, x++, pix++) {
if ((j & 1) == 0) {
c1 = (OPJ_UINT8)getc(IN);
int c1_int;
c1_int = getc(IN);
if (c1_int == EOF) {
return OPJ_FALSE;
}
c1 = (OPJ_UINT8)c1_int;
}
*pix = (OPJ_UINT8)((j & 1) ? (c1 & 0x0fU) : ((c1 >> 4) & 0x0fU));
written++;
}
if (((c & 3) == 1) || ((c & 3) == 2)) { /* skip padding byte */
getc(IN);
c = getc(IN);
if (c == EOF) {
return OPJ_FALSE;
}
}
}
}
} /* while(y < height) */
if (written != width * height) {
fprintf(stderr, "warning, image's actual size does not match advertized one\n");
return OPJ_FALSE;
}
return OPJ_TRUE;
}

4
src/bin/jpip/CMakeLists.txt
View File

@ -61,10 +61,10 @@ find_package(Java 1.5 COMPONENTS Development) # javac, jar
# User can override this:
if(NOT DEFINED JAVA_SOURCE_VERSION)
set(JAVA_SOURCE_VERSION 1.5)
set(JAVA_SOURCE_VERSION 1.7)
endif()
if(NOT DEFINED JAVA_TARGET_VERSION)
set(JAVA_TARGET_VERSION 1.5)
set(JAVA_TARGET_VERSION 1.7)
endif()
# Only build the java viewer if dev is found:

8
src/lib/openjp2/j2k.c
View File

@ -9236,6 +9236,14 @@ static OPJ_BOOL opj_j2k_update_image_dimensions(opj_image_t* p_image,
l_img_comp = p_image->comps;
for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
OPJ_INT32 l_h, l_w;
if (p_image->x0 > (OPJ_UINT32)INT_MAX ||
p_image->y0 > (OPJ_UINT32)INT_MAX ||
p_image->x1 > (OPJ_UINT32)INT_MAX ||
p_image->y1 > (OPJ_UINT32)INT_MAX) {
opj_event_msg(p_manager, EVT_ERROR,
"Image coordinates above INT_MAX are not supported\n");
return OPJ_FALSE;
}
l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0,
(OPJ_INT32)l_img_comp->dx);

20
src/lib/openjp2/tcd.c
View File

@ -905,8 +905,24 @@ static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
/* p. 64, B.6, ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */
l_tl_prc_x_start = opj_int_floordivpow2(l_res->x0, (OPJ_INT32)l_pdx) << l_pdx;
l_tl_prc_y_start = opj_int_floordivpow2(l_res->y0, (OPJ_INT32)l_pdy) << l_pdy;
l_br_prc_x_end = opj_int_ceildivpow2(l_res->x1, (OPJ_INT32)l_pdx) << l_pdx;
l_br_prc_y_end = opj_int_ceildivpow2(l_res->y1, (OPJ_INT32)l_pdy) << l_pdy;
{
OPJ_UINT32 tmp = ((OPJ_UINT32)opj_int_ceildivpow2(l_res->x1,
(OPJ_INT32)l_pdx)) << l_pdx;
if (tmp > (OPJ_UINT32)INT_MAX) {
opj_event_msg(manager, EVT_ERROR, "Integer overflow\n");
return OPJ_FALSE;
}
l_br_prc_x_end = (OPJ_INT32)tmp;
}
{
OPJ_UINT32 tmp = ((OPJ_UINT32)opj_int_ceildivpow2(l_res->y1,
(OPJ_INT32)l_pdy)) << l_pdy;
if (tmp > (OPJ_UINT32)INT_MAX) {
opj_event_msg(manager, EVT_ERROR, "Integer overflow\n");
return OPJ_FALSE;
}
l_br_prc_y_end = (OPJ_INT32)tmp;
}
/*fprintf(stderr, "\t\t\tprc_x_start=%d, prc_y_start=%d, br_prc_x_end=%d, br_prc_y_end=%d \n", l_tl_prc_x_start, l_tl_prc_y_start, l_br_prc_x_end ,l_br_prc_y_end );*/
l_res->pw = (l_res->x0 == l_res->x1) ? 0U : (OPJ_UINT32)((