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Diffstat (limited to 'third_party/libtiff/tif_getimage.c')
-rw-r--r--third_party/libtiff/tif_getimage.c116
1 files changed, 61 insertions, 55 deletions
diff --git a/third_party/libtiff/tif_getimage.c b/third_party/libtiff/tif_getimage.c
index d37f729c46..fff3f7fdec 100644
--- a/third_party/libtiff/tif_getimage.c
+++ b/third_party/libtiff/tif_getimage.c
@@ -1,4 +1,4 @@
-/* $Id: tif_getimage.c,v 1.106 2017-05-20 11:29:02 erouault Exp $ */
+/* $Id: tif_getimage.c,v 1.114 2017-11-17 20:21:00 erouault Exp $ */
/*
* Copyright (c) 1991-1997 Sam Leffler
@@ -139,7 +139,7 @@ TIFFRGBAImageOK(TIFF* tif, char emsg[1024])
/*
* TODO: if at all meaningful and useful, make more complete
* support check here, or better still, refactor to let supporting
- * code decide whether there is support and what meaningfull
+ * code decide whether there is support and what meaningful
* error to return
*/
break;
@@ -417,7 +417,7 @@ TIFFRGBAImageBegin(TIFFRGBAImage* img, TIFF* tif, int stop, char emsg[1024])
/*
* TODO: if at all meaningful and useful, make more complete
* support check here, or better still, refactor to let supporting
- * code decide whether there is support and what meaningfull
+ * code decide whether there is support and what meaningful
* error to return
*/
break;
@@ -962,14 +962,14 @@ gtStripContig(TIFFRGBAImage* img, uint32* raster, uint32 w, uint32 h)
tmsize_t scanline;
int32 fromskew, toskew;
int ret = 1, flip;
- tmsize_t maxstripsize;
+ tmsize_t maxstripsize;
TIFFGetFieldDefaulted(tif, TIFFTAG_YCBCRSUBSAMPLING, &subsamplinghor, &subsamplingver);
if( subsamplingver == 0 ) {
TIFFErrorExt(tif->tif_clientdata, TIFFFileName(tif), "Invalid vertical YCbCr subsampling");
return (0);
}
-
+
maxstripsize = TIFFStripSize(tif);
flip = setorientation(img);
@@ -995,7 +995,7 @@ gtStripContig(TIFFRGBAImage* img, uint32* raster, uint32 w, uint32 h)
if (_TIFFReadEncodedStripAndAllocBuffer(tif,
TIFFComputeStrip(tif,row+img->row_offset, 0),
(void**)(&buf),
- maxstripsize,
+ maxstripsize,
((row + img->row_offset)%rowsperstrip + nrowsub) * scanline)==(tmsize_t)(-1)
&& (buf == NULL || img->stoponerr))
{
@@ -1273,8 +1273,8 @@ DECLAREContigPutFunc(put8bitcmaptile)
int samplesperpixel = img->samplesperpixel;
(void) y;
- while (h-- > 0) {
- for (x = w; x-- > 0;)
+ for( ; h > 0; --h) {
+ for (x = w; x > 0; --x)
{
*cp++ = PALmap[*pp][0];
pp += samplesperpixel;
@@ -1293,7 +1293,7 @@ DECLAREContigPutFunc(put4bitcmaptile)
(void) x; (void) y;
fromskew /= 2;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint32* bw;
UNROLL2(w, bw = PALmap[*pp++], *cp++ = *bw++);
cp += toskew;
@@ -1310,7 +1310,7 @@ DECLAREContigPutFunc(put2bitcmaptile)
(void) x; (void) y;
fromskew /= 4;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint32* bw;
UNROLL4(w, bw = PALmap[*pp++], *cp++ = *bw++);
cp += toskew;
@@ -1327,7 +1327,7 @@ DECLAREContigPutFunc(put1bitcmaptile)
(void) x; (void) y;
fromskew /= 8;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint32* bw;
UNROLL8(w, bw = PALmap[*pp++], *cp++ = *bw++);
cp += toskew;
@@ -1344,8 +1344,8 @@ DECLAREContigPutFunc(putgreytile)
uint32** BWmap = img->BWmap;
(void) y;
- while (h-- > 0) {
- for (x = w; x-- > 0;)
+ for( ; h > 0; --h) {
+ for (x = w; x > 0; --x)
{
*cp++ = BWmap[*pp][0];
pp += samplesperpixel;
@@ -1364,8 +1364,8 @@ DECLAREContigPutFunc(putagreytile)
uint32** BWmap = img->BWmap;
(void) y;
- while (h-- > 0) {
- for (x = w; x-- > 0;)
+ for( ; h > 0; --h) {
+ for (x = w; x > 0; --x)
{
*cp++ = BWmap[*pp][0] & ((uint32)*(pp+1) << 24 | ~A1);
pp += samplesperpixel;
@@ -1384,10 +1384,10 @@ DECLAREContigPutFunc(put16bitbwtile)
uint32** BWmap = img->BWmap;
(void) y;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint16 *wp = (uint16 *) pp;
- for (x = w; x-- > 0;)
+ for (x = w; x > 0; --x)
{
/* use high order byte of 16bit value */
@@ -1409,7 +1409,7 @@ DECLAREContigPutFunc(put1bitbwtile)
(void) x; (void) y;
fromskew /= 8;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint32* bw;
UNROLL8(w, bw = BWmap[*pp++], *cp++ = *bw++);
cp += toskew;
@@ -1426,7 +1426,7 @@ DECLAREContigPutFunc(put2bitbwtile)
(void) x; (void) y;
fromskew /= 4;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint32* bw;
UNROLL4(w, bw = BWmap[*pp++], *cp++ = *bw++);
cp += toskew;
@@ -1443,7 +1443,7 @@ DECLAREContigPutFunc(put4bitbwtile)
(void) x; (void) y;
fromskew /= 2;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint32* bw;
UNROLL2(w, bw = BWmap[*pp++], *cp++ = *bw++);
cp += toskew;
@@ -1460,7 +1460,7 @@ DECLAREContigPutFunc(putRGBcontig8bittile)
(void) x; (void) y;
fromskew *= samplesperpixel;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
UNROLL8(w, NOP,
*cp++ = PACK(pp[0], pp[1], pp[2]);
pp += samplesperpixel);
@@ -1479,7 +1479,7 @@ DECLAREContigPutFunc(putRGBAAcontig8bittile)
(void) x; (void) y;
fromskew *= samplesperpixel;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
UNROLL8(w, NOP,
*cp++ = PACK4(pp[0], pp[1], pp[2], pp[3]);
pp += samplesperpixel);
@@ -1497,10 +1497,10 @@ DECLAREContigPutFunc(putRGBUAcontig8bittile)
int samplesperpixel = img->samplesperpixel;
(void) y;
fromskew *= samplesperpixel;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint32 r, g, b, a;
uint8* m;
- for (x = w; x-- > 0;) {
+ for (x = w; x > 0; --x) {
a = pp[3];
m = img->UaToAa+((size_t) a<<8);
r = m[pp[0]];
@@ -1523,8 +1523,8 @@ DECLAREContigPutFunc(putRGBcontig16bittile)
uint16 *wp = (uint16 *)pp;
(void) y;
fromskew *= samplesperpixel;
- while (h-- > 0) {
- for (x = w; x-- > 0;) {
+ for( ; h > 0; --h) {
+ for (x = w; x > 0; --x) {
*cp++ = PACK(img->Bitdepth16To8[wp[0]],
img->Bitdepth16To8[wp[1]],
img->Bitdepth16To8[wp[2]]);
@@ -1545,8 +1545,8 @@ DECLAREContigPutFunc(putRGBAAcontig16bittile)
uint16 *wp = (uint16 *)pp;
(void) y;
fromskew *= samplesperpixel;
- while (h-- > 0) {
- for (x = w; x-- > 0;) {
+ for( ; h > 0; --h) {
+ for (x = w; x > 0; --x) {
*cp++ = PACK4(img->Bitdepth16To8[wp[0]],
img->Bitdepth16To8[wp[1]],
img->Bitdepth16To8[wp[2]],
@@ -1568,10 +1568,10 @@ DECLAREContigPutFunc(putRGBUAcontig16bittile)
uint16 *wp = (uint16 *)pp;
(void) y;
fromskew *= samplesperpixel;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint32 r,g,b,a;
uint8* m;
- for (x = w; x-- > 0;) {
+ for (x = w; x > 0; --x) {
a = img->Bitdepth16To8[wp[3]];
m = img->UaToAa+((size_t) a<<8);
r = m[img->Bitdepth16To8[wp[0]]];
@@ -1597,7 +1597,7 @@ DECLAREContigPutFunc(putRGBcontig8bitCMYKtile)
(void) x; (void) y;
fromskew *= samplesperpixel;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
UNROLL8(w, NOP,
k = 255 - pp[3];
r = (k*(255-pp[0]))/255;
@@ -1623,8 +1623,8 @@ DECLAREContigPutFunc(putRGBcontig8bitCMYKMaptile)
(void) y;
fromskew *= samplesperpixel;
- while (h-- > 0) {
- for (x = w; x-- > 0;) {
+ for( ; h > 0; --h) {
+ for (x = w; x > 0; --x) {
k = 255 - pp[3];
r = (k*(255-pp[0]))/255;
g = (k*(255-pp[1]))/255;
@@ -1653,7 +1653,7 @@ static void name(\
DECLARESepPutFunc(putRGBseparate8bittile)
{
(void) img; (void) x; (void) y; (void) a;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
UNROLL8(w, NOP, *cp++ = PACK(*r++, *g++, *b++));
SKEW(r, g, b, fromskew);
cp += toskew;
@@ -1666,7 +1666,7 @@ DECLARESepPutFunc(putRGBseparate8bittile)
DECLARESepPutFunc(putRGBAAseparate8bittile)
{
(void) img; (void) x; (void) y;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
UNROLL8(w, NOP, *cp++ = PACK4(*r++, *g++, *b++, *a++));
SKEW4(r, g, b, a, fromskew);
cp += toskew;
@@ -1679,9 +1679,9 @@ DECLARESepPutFunc(putRGBAAseparate8bittile)
DECLARESepPutFunc(putCMYKseparate8bittile)
{
(void) img; (void) y;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint32 rv, gv, bv, kv;
- for (x = w; x-- > 0;) {
+ for (x = w; x > 0; --x) {
kv = 255 - *a++;
rv = (kv*(255-*r++))/255;
gv = (kv*(255-*g++))/255;
@@ -1699,10 +1699,10 @@ DECLARESepPutFunc(putCMYKseparate8bittile)
DECLARESepPutFunc(putRGBUAseparate8bittile)
{
(void) img; (void) y;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint32 rv, gv, bv, av;
uint8* m;
- for (x = w; x-- > 0;) {
+ for (x = w; x > 0; --x) {
av = *a++;
m = img->UaToAa+((size_t) av<<8);
rv = m[*r++];
@@ -1724,7 +1724,7 @@ DECLARESepPutFunc(putRGBseparate16bittile)
uint16 *wg = (uint16*) g;
uint16 *wb = (uint16*) b;
(void) img; (void) y; (void) a;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
for (x = 0; x < w; x++)
*cp++ = PACK(img->Bitdepth16To8[*wr++],
img->Bitdepth16To8[*wg++],
@@ -1744,7 +1744,7 @@ DECLARESepPutFunc(putRGBAAseparate16bittile)
uint16 *wb = (uint16*) b;
uint16 *wa = (uint16*) a;
(void) img; (void) y;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
for (x = 0; x < w; x++)
*cp++ = PACK4(img->Bitdepth16To8[*wr++],
img->Bitdepth16To8[*wg++],
@@ -1765,10 +1765,10 @@ DECLARESepPutFunc(putRGBUAseparate16bittile)
uint16 *wb = (uint16*) b;
uint16 *wa = (uint16*) a;
(void) img; (void) y;
- while (h-- > 0) {
+ for( ; h > 0; --h) {
uint32 r2,g2,b2,a2;
uint8* m;
- for (x = w; x-- > 0;) {
+ for (x = w; x > 0; --x) {
a2 = img->Bitdepth16To8[*wa++];
m = img->UaToAa+((size_t) a2<<8);
r2 = m[img->Bitdepth16To8[*wr++]];
@@ -1790,8 +1790,8 @@ DECLAREContigPutFunc(putcontig8bitCIELab)
uint32 r, g, b;
(void) y;
fromskew *= 3;
- while (h-- > 0) {
- for (x = w; x-- > 0;) {
+ for( ; h > 0; --h) {
+ for (x = w; x > 0; --x) {
TIFFCIELabToXYZ(img->cielab,
(unsigned char)pp[0],
(signed char)pp[1],
@@ -1904,7 +1904,7 @@ DECLAREContigPutFunc(putcontig8bitYCbCr44tile)
(void) y;
/* adjust fromskew */
- fromskew = (fromskew * 18) / 4;
+ fromskew = (fromskew / 4) * (4*2+2);
if ((h & 3) == 0 && (w & 3) == 0) {
for (; h >= 4; h -= 4) {
x = w>>2;
@@ -2007,7 +2007,7 @@ DECLAREContigPutFunc(putcontig8bitYCbCr42tile)
int32 incr = 2*toskew+w;
(void) y;
- fromskew = (fromskew * 10) / 4;
+ fromskew = (fromskew / 4) * (4*2+2);
if ((w & 3) == 0 && (h & 1) == 0) {
for (; h >= 2; h -= 2) {
x = w>>2;
@@ -2085,7 +2085,7 @@ DECLAREContigPutFunc(putcontig8bitYCbCr42tile)
DECLAREContigPutFunc(putcontig8bitYCbCr41tile)
{
(void) y;
- /* XXX adjust fromskew */
+ fromskew = (fromskew / 4) * (4*1+2);
do {
x = w>>2;
while(x>0) {
@@ -2132,7 +2132,7 @@ DECLAREContigPutFunc(putcontig8bitYCbCr22tile)
uint32* cp2;
int32 incr = 2*toskew+w;
(void) y;
- fromskew = (fromskew / 2) * 6;
+ fromskew = (fromskew / 2) * (2*2+2);
cp2 = cp+w+toskew;
while (h>=2) {
x = w;
@@ -2188,7 +2188,7 @@ DECLAREContigPutFunc(putcontig8bitYCbCr22tile)
DECLAREContigPutFunc(putcontig8bitYCbCr21tile)
{
(void) y;
- fromskew = (fromskew * 4) / 2;
+ fromskew = (fromskew / 2) * (2*1+2);
do {
x = w>>1;
while(x>0) {
@@ -2227,7 +2227,7 @@ DECLAREContigPutFunc(putcontig8bitYCbCr12tile)
uint32* cp2;
int32 incr = 2*toskew+w;
(void) y;
- fromskew = (fromskew / 2) * 4;
+ fromskew = (fromskew / 1) * (1 * 2 + 2);
cp2 = cp+w+toskew;
while (h>=2) {
x = w;
@@ -2263,7 +2263,7 @@ DECLAREContigPutFunc(putcontig8bitYCbCr12tile)
DECLAREContigPutFunc(putcontig8bitYCbCr11tile)
{
(void) y;
- fromskew *= 3;
+ fromskew = (fromskew / 1) * (1 * 1 + 2);
do {
x = w; /* was x = w>>1; patched 2000/09/25 warmerda@home.com */
do {
@@ -2287,7 +2287,7 @@ DECLARESepPutFunc(putseparate8bitYCbCr11tile)
(void) y;
(void) a;
/* TODO: naming of input vars is still off, change obfuscating declaration inside define, or resolve obfuscation */
- while (h-- > 0) {
+ for( ; h > 0; --h) {
x = w;
do {
uint32 dr, dg, db;
@@ -2302,7 +2302,7 @@ DECLARESepPutFunc(putseparate8bitYCbCr11tile)
static int isInRefBlackWhiteRange(float f)
{
- return f >= (float)(-0x7FFFFFFF + 128) && f <= (float)0x7FFFFFFF;
+ return f > (float)(-0x7FFFFFFF + 128) && f < (float)0x7FFFFFFF;
}
static int
@@ -2367,6 +2367,13 @@ initCIELabConversion(TIFFRGBAImage* img)
float *whitePoint;
float refWhite[3];
+ TIFFGetFieldDefaulted(img->tif, TIFFTAG_WHITEPOINT, &whitePoint);
+ if (whitePoint[1] == 0.0f ) {
+ TIFFErrorExt(img->tif->tif_clientdata, module,
+ "Invalid value for WhitePoint tag.");
+ return NULL;
+ }
+
if (!img->cielab) {
img->cielab = (TIFFCIELabToRGB *)
_TIFFmalloc(sizeof(TIFFCIELabToRGB));
@@ -2377,7 +2384,6 @@ initCIELabConversion(TIFFRGBAImage* img)
}
}
- TIFFGetFieldDefaulted(img->tif, TIFFTAG_WHITEPOINT, &whitePoint);
refWhite[1] = 100.0F;
refWhite[0] = whitePoint[0] / whitePoint[1] * refWhite[1];
refWhite[2] = (1.0F - whitePoint[0] - whitePoint[1])
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 19:37:26 +0000