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430bf5360d
tkurbad-overlay/media-gfx/inkscape/files/inkscape-1.4-poppler-24.10-fix-backport.patch
Torsten Kurbad 430bf5360d Various updates and fixes
2024-11-05 12:51:21 +01:00

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https://bugs.gentoo.org/941933
From 22304ae8034d067670a9f95022083a75fac92b4c Mon Sep 17 00:00:00 2001
From: PBS <pbs3141@gmail.com>
Date: Tue, 22 Oct 2024 14:48:31 +0100
Subject: [PATCH] Future-proof against poppler 24.10 changes
---
.../internal/pdfinput/pdf-parser.cpp | 120 ++++++++----------
src/extension/internal/pdfinput/pdf-parser.h | 4 +-
.../pdfinput/poppler-transition-api.h | 6 +
3 files changed, 61 insertions(+), 69 deletions(-)
diff --git a/src/extension/internal/pdfinput/pdf-parser.cpp b/src/extension/internal/pdfinput/pdf-parser.cpp
index 97b2909218a..28000a87b0c 100644
--- a/src/extension/internal/pdfinput/pdf-parser.cpp
+++ b/src/extension/internal/pdfinput/pdf-parser.cpp
@@ -817,11 +817,11 @@ void PdfParser::opSetExtGState(Object args[], int /*numArgs*/)
_POPPLER_FREE(obj3);
if (_POPPLER_CALL_ARGS_DEREF(obj3, obj2.dictLookup, "G").isStream()) {
if (_POPPLER_CALL_ARGS_DEREF(obj4, obj3.streamGetDict()->lookup, "Group").isDict()) {
- GfxColorSpace *blendingColorSpace = nullptr;
+ std::unique_ptr<GfxColorSpace> blendingColorSpace;
GBool isolated = gFalse;
GBool knockout = gFalse;
if (!_POPPLER_CALL_ARGS_DEREF(obj5, obj4.dictLookup, "CS").isNull()) {
- blendingColorSpace = GfxColorSpace::parse(nullptr, &obj5, nullptr, state);
+ blendingColorSpace = std::unique_ptr<GfxColorSpace>(GfxColorSpace::parse(nullptr, &obj5, nullptr, state));
}
_POPPLER_FREE(obj5);
if (_POPPLER_CALL_ARGS_DEREF(obj5, obj4.dictLookup, "I").isBool()) {
@@ -842,7 +842,7 @@ void PdfParser::opSetExtGState(Object args[], int /*numArgs*/)
}
}
}
- doSoftMask(&obj3, alpha, blendingColorSpace, isolated, knockout, funcs[0], &backdropColor);
+ doSoftMask(&obj3, alpha, blendingColorSpace.get(), isolated, knockout, funcs[0], &backdropColor);
if (funcs[0]) {
delete funcs[0];
}
@@ -927,9 +927,6 @@ void PdfParser::doSoftMask(Object *str, GBool alpha,
alpha, transferFunc, backdropColor);
--formDepth;
- if (blendingColorSpace) {
- delete blendingColorSpace;
- }
_POPPLER_FREE(obj1);
}
@@ -946,42 +943,43 @@ void PdfParser::opSetRenderingIntent(Object /*args*/[], int /*numArgs*/)
*
* Maintains a cache for named color spaces to avoid expensive re-parsing.
*/
-GfxColorSpace *PdfParser::lookupColorSpaceCopy(Object &arg)
+std::unique_ptr<GfxColorSpace> PdfParser::lookupColorSpaceCopy(Object &arg)
{
assert(!arg.isNull());
- GfxColorSpace *colorSpace = nullptr;
if (char const *name = arg.isName() ? arg.getName() : nullptr) {
auto const cache_name = std::to_string(formDepth) + "-" + name;
- if ((colorSpace = colorSpacesCache[cache_name].get())) {
- return colorSpace->copy();
+ if (auto cached = colorSpacesCache[cache_name].get()) {
+ return std::unique_ptr<GfxColorSpace>(cached->copy());
}
- Object obj = res->lookupColorSpace(name);
- if (obj.isNull()) {
- colorSpace = GfxColorSpace::parse(res, &arg, nullptr, state);
+ std::unique_ptr<GfxColorSpace> colorSpace;
+ if (auto obj = res->lookupColorSpace(name); !obj.isNull()) {
+ colorSpace = std::unique_ptr<GfxColorSpace>(GfxColorSpace::parse(res, &obj, nullptr, state));
} else {
- colorSpace = GfxColorSpace::parse(res, &obj, nullptr, state);
+ colorSpace = std::unique_ptr<GfxColorSpace>(GfxColorSpace::parse(res, &arg, nullptr, state));
}
if (colorSpace && colorSpace->getMode() != csPattern) {
- colorSpacesCache[cache_name].reset(colorSpace->copy());
+ colorSpacesCache[cache_name] = std::unique_ptr<GfxColorSpace>(colorSpace->copy());
}
+
+ return colorSpace;
} else {
// We were passed in an object directly.
- colorSpace = GfxColorSpace::parse(res, &arg, nullptr, state);
+ return std::unique_ptr<GfxColorSpace>(GfxColorSpace::parse(res, &arg, nullptr, state));
}
- return colorSpace;
}
/**
* Look up pattern/gradients from the GfxResource dictionary
*/
-GfxPattern *PdfParser::lookupPattern(Object *obj, GfxState *state)
+std::unique_ptr<GfxPattern> PdfParser::lookupPattern(Object *obj, GfxState *state)
{
- if (!obj->isName())
- return nullptr;
- return res->lookupPattern(obj->getName(), nullptr, state);
+ if (!obj->isName()) {
+ return {};
+ }
+ return std::unique_ptr<GfxPattern>(res->lookupPattern(obj->getName(), nullptr, state));
}
// TODO not good that numArgs is ignored but args[] is used:
@@ -990,7 +988,7 @@ void PdfParser::opSetFillGray(Object args[], int /*numArgs*/)
GfxColor color;
builder->beforeStateChange(state);
state->setFillPattern(nullptr);
- state->setFillColorSpace(new GfxDeviceGrayColorSpace());
+ state->setFillColorSpace(_POPPLER_CONSUME_UNIQPTR_ARG(std::make_unique<GfxDeviceGrayColorSpace>()));
color.c[0] = dblToCol(args[0].getNum());
state->setFillColor(&color);
builder->updateStyle(state);
@@ -1002,7 +1000,7 @@ void PdfParser::opSetStrokeGray(Object args[], int /*numArgs*/)
GfxColor color;
builder->beforeStateChange(state);
state->setStrokePattern(nullptr);
- state->setStrokeColorSpace(new GfxDeviceGrayColorSpace());
+ state->setStrokeColorSpace(_POPPLER_CONSUME_UNIQPTR_ARG(std::make_unique<GfxDeviceGrayColorSpace>()));
color.c[0] = dblToCol(args[0].getNum());
state->setStrokeColor(&color);
builder->updateStyle(state);
@@ -1015,7 +1013,7 @@ void PdfParser::opSetFillCMYKColor(Object args[], int /*numArgs*/)
int i;
builder->beforeStateChange(state);
state->setFillPattern(nullptr);
- state->setFillColorSpace(new GfxDeviceCMYKColorSpace());
+ state->setFillColorSpace(_POPPLER_CONSUME_UNIQPTR_ARG(std::make_unique<GfxDeviceCMYKColorSpace>()));
for (i = 0; i < 4; ++i) {
color.c[i] = dblToCol(args[i].getNum());
}
@@ -1029,7 +1027,7 @@ void PdfParser::opSetStrokeCMYKColor(Object args[], int /*numArgs*/)
GfxColor color;
builder->beforeStateChange(state);
state->setStrokePattern(nullptr);
- state->setStrokeColorSpace(new GfxDeviceCMYKColorSpace());
+ state->setStrokeColorSpace(_POPPLER_CONSUME_UNIQPTR_ARG(std::make_unique<GfxDeviceCMYKColorSpace>()));
for (int i = 0; i < 4; ++i) {
color.c[i] = dblToCol(args[i].getNum());
}
@@ -1043,7 +1041,7 @@ void PdfParser::opSetFillRGBColor(Object args[], int /*numArgs*/)
GfxColor color;
builder->beforeStateChange(state);
state->setFillPattern(nullptr);
- state->setFillColorSpace(new GfxDeviceRGBColorSpace());
+ state->setFillColorSpace(_POPPLER_CONSUME_UNIQPTR_ARG(std::make_unique<GfxDeviceRGBColorSpace>()));
for (int i = 0; i < 3; ++i) {
color.c[i] = dblToCol(args[i].getNum());
}
@@ -1056,7 +1054,7 @@ void PdfParser::opSetStrokeRGBColor(Object args[], int /*numArgs*/) {
GfxColor color;
builder->beforeStateChange(state);
state->setStrokePattern(nullptr);
- state->setStrokeColorSpace(new GfxDeviceRGBColorSpace());
+ state->setStrokeColorSpace(_POPPLER_CONSUME_UNIQPTR_ARG(std::make_unique<GfxDeviceRGBColorSpace>()));
for (int i = 0; i < 3; ++i) {
color.c[i] = dblToCol(args[i].getNum());
}
@@ -1068,14 +1066,14 @@ void PdfParser::opSetStrokeRGBColor(Object args[], int /*numArgs*/) {
void PdfParser::opSetFillColorSpace(Object args[], int numArgs)
{
assert(numArgs >= 1);
- GfxColorSpace *colorSpace = lookupColorSpaceCopy(args[0]);
+ auto colorSpace = lookupColorSpaceCopy(args[0]);
builder->beforeStateChange(state);
state->setFillPattern(nullptr);
if (colorSpace) {
GfxColor color;
- state->setFillColorSpace(colorSpace);
colorSpace->getDefaultColor(&color);
+ state->setFillColorSpace(_POPPLER_CONSUME_UNIQPTR_ARG(colorSpace));
state->setFillColor(&color);
builder->updateStyle(state);
} else {
@@ -1089,14 +1087,14 @@ void PdfParser::opSetStrokeColorSpace(Object args[], int numArgs)
assert(numArgs >= 1);
builder->beforeStateChange(state);
- GfxColorSpace *colorSpace = lookupColorSpaceCopy(args[0]);
+ auto colorSpace = lookupColorSpaceCopy(args[0]);
state->setStrokePattern(nullptr);
if (colorSpace) {
GfxColor color;
- state->setStrokeColorSpace(colorSpace);
colorSpace->getDefaultColor(&color);
+ state->setStrokeColorSpace(_POPPLER_CONSUME_UNIQPTR_ARG(colorSpace));
state->setStrokeColor(&color);
builder->updateStyle(state);
} else {
@@ -1159,7 +1157,7 @@ void PdfParser::opSetFillColorN(Object args[], int numArgs) {
builder->updateStyle(state);
}
if (auto pattern = lookupPattern(&(args[numArgs - 1]), state)) {
- state->setFillPattern(pattern);
+ state->setFillPattern(_POPPLER_CONSUME_UNIQPTR_ARG(pattern));
builder->updateStyle(state);
}
@@ -1202,7 +1200,7 @@ void PdfParser::opSetStrokeColorN(Object args[], int numArgs) {
builder->updateStyle(state);
}
if (auto pattern = lookupPattern(&(args[numArgs - 1]), state)) {
- state->setStrokePattern(pattern);
+ state->setStrokePattern(_POPPLER_CONSUME_UNIQPTR_ARG(pattern));
builder->updateStyle(state);
}
@@ -1579,11 +1577,11 @@ void PdfParser::doShadingPatternFillFallback(GfxShadingPattern *sPat,
// TODO not good that numArgs is ignored but args[] is used:
void PdfParser::opShFill(Object args[], int /*numArgs*/)
{
- GfxShading *shading = nullptr;
GfxPath *savedPath = nullptr;
bool savedState = false;
- if (!(shading = res->lookupShading(args[0].getName(), nullptr, state))) {
+ auto shading = std::unique_ptr<GfxShading>(res->lookupShading(args[0].getName(), nullptr, state));
+ if (!shading) {
return;
}
@@ -1615,19 +1613,19 @@ void PdfParser::opShFill(Object args[], int /*numArgs*/)
// do shading type-specific operations
switch (shading->getType()) {
case 1: // Function-based shading
- doFunctionShFill(static_cast<GfxFunctionShading *>(shading));
+ doFunctionShFill(static_cast<GfxFunctionShading *>(shading.get()));
break;
case 2: // Axial shading
case 3: // Radial shading
- builder->addClippedFill(shading, stateToAffine(state));
+ builder->addClippedFill(shading.get(), stateToAffine(state));
break;
case 4: // Free-form Gouraud-shaded triangle mesh
case 5: // Lattice-form Gouraud-shaded triangle mesh
- doGouraudTriangleShFill(static_cast<GfxGouraudTriangleShading *>(shading));
+ doGouraudTriangleShFill(static_cast<GfxGouraudTriangleShading *>(shading.get()));
break;
case 6: // Coons patch mesh
case 7: // Tensor-product patch mesh
- doPatchMeshShFill(static_cast<GfxPatchMeshShading *>(shading));
+ doPatchMeshShFill(static_cast<GfxPatchMeshShading *>(shading.get()));
break;
}
@@ -1636,8 +1634,6 @@ void PdfParser::opShFill(Object args[], int /*numArgs*/)
restoreState();
state->setPath(savedPath);
}
-
- delete shading;
}
void PdfParser::doFunctionShFill(GfxFunctionShading *shading) {
@@ -2528,7 +2524,7 @@ void PdfParser::doImage(Object * /*ref*/, Stream *str, GBool inlineImg)
} else {
// get color space and color map
- GfxColorSpace *colorSpace;
+ std::unique_ptr<GfxColorSpace> colorSpace;
_POPPLER_CALL_ARGS(obj1, dict->lookup, "ColorSpace");
if (obj1.isNull()) {
_POPPLER_FREE(obj1);
@@ -2537,13 +2533,11 @@ void PdfParser::doImage(Object * /*ref*/, Stream *str, GBool inlineImg)
if (!obj1.isNull()) {
colorSpace = lookupColorSpaceCopy(obj1);
} else if (csMode == streamCSDeviceGray) {
- colorSpace = new GfxDeviceGrayColorSpace();
+ colorSpace = std::make_unique<GfxDeviceGrayColorSpace>();
} else if (csMode == streamCSDeviceRGB) {
- colorSpace = new GfxDeviceRGBColorSpace();
+ colorSpace = std::make_unique<GfxDeviceRGBColorSpace>();
} else if (csMode == streamCSDeviceCMYK) {
- colorSpace = new GfxDeviceCMYKColorSpace();
- } else {
- colorSpace = nullptr;
+ colorSpace = std::make_unique<GfxDeviceCMYKColorSpace>();
}
_POPPLER_FREE(obj1);
if (!colorSpace) {
@@ -2554,10 +2548,9 @@ void PdfParser::doImage(Object * /*ref*/, Stream *str, GBool inlineImg)
_POPPLER_FREE(obj1);
_POPPLER_CALL_ARGS(obj1, dict->lookup, "D");
}
- GfxImageColorMap *colorMap = new GfxImageColorMap(bits, &obj1, colorSpace);
+ auto colorMap = std::make_unique<GfxImageColorMap>(bits, &obj1, _POPPLER_CONSUME_UNIQPTR_ARG(colorSpace));
_POPPLER_FREE(obj1);
if (!colorMap->isOk()) {
- delete colorMap;
goto err1;
}
@@ -2568,7 +2561,7 @@ void PdfParser::doImage(Object * /*ref*/, Stream *str, GBool inlineImg)
int maskWidth = 0;
int maskHeight = 0;
maskInvert = gFalse;
- GfxImageColorMap *maskColorMap = nullptr;
+ std::unique_ptr<GfxImageColorMap> maskColorMap;
_POPPLER_CALL_ARGS(maskObj, dict->lookup, "Mask");
_POPPLER_CALL_ARGS(smaskObj, dict->lookup, "SMask");
Dict* maskDict;
@@ -2624,7 +2617,7 @@ void PdfParser::doImage(Object * /*ref*/, Stream *str, GBool inlineImg)
_POPPLER_FREE(obj1);
_POPPLER_CALL_ARGS(obj1, maskDict->lookup, "CS");
}
- GfxColorSpace *maskColorSpace = lookupColorSpaceCopy(obj1);
+ auto maskColorSpace = lookupColorSpaceCopy(obj1);
_POPPLER_FREE(obj1);
if (!maskColorSpace || maskColorSpace->getMode() != csDeviceGray) {
goto err1;
@@ -2634,10 +2627,9 @@ void PdfParser::doImage(Object * /*ref*/, Stream *str, GBool inlineImg)
_POPPLER_FREE(obj1);
_POPPLER_CALL_ARGS(obj1, maskDict->lookup, "D");
}
- maskColorMap = new GfxImageColorMap(maskBits, &obj1, maskColorSpace);
+ maskColorMap = std::make_unique<GfxImageColorMap>(maskBits, &obj1, _POPPLER_CONSUME_UNIQPTR_ARG(maskColorSpace));
_POPPLER_FREE(obj1);
if (!maskColorMap->isOk()) {
- delete maskColorMap;
goto err1;
}
//~ handle the Matte entry
@@ -2718,17 +2710,15 @@ void PdfParser::doImage(Object * /*ref*/, Stream *str, GBool inlineImg)
// draw it
if (haveSoftMask) {
- builder->addSoftMaskedImage(state, str, width, height, colorMap, interpolate,
- maskStr, maskWidth, maskHeight, maskColorMap, maskInterpolate);
- delete maskColorMap;
+ builder->addSoftMaskedImage(state, str, width, height, colorMap.get(), interpolate,
+ maskStr, maskWidth, maskHeight, maskColorMap.get(), maskInterpolate);
} else if (haveExplicitMask) {
- builder->addMaskedImage(state, str, width, height, colorMap, interpolate,
+ builder->addMaskedImage(state, str, width, height, colorMap.get(), interpolate,
maskStr, maskWidth, maskHeight, maskInvert, maskInterpolate);
} else {
- builder->addImage(state, str, width, height, colorMap, interpolate,
- haveColorKeyMask ? maskColors : static_cast<int *>(nullptr));
+ builder->addImage(state, str, width, height, colorMap.get(), interpolate,
+ haveColorKeyMask ? maskColors : nullptr);
}
- delete colorMap;
_POPPLER_FREE(maskObj);
_POPPLER_FREE(smaskObj);
@@ -2746,7 +2736,6 @@ void PdfParser::doForm(Object *str, double *offset)
{
Dict *dict;
GBool transpGroup, isolated, knockout;
- GfxColorSpace *blendingColorSpace;
Object matrixObj, bboxObj;
double m[6], bbox[4];
Object resObj;
@@ -2812,12 +2801,12 @@ void PdfParser::doForm(Object *str, double *offset)
// check for a transparency group
transpGroup = isolated = knockout = gFalse;
- blendingColorSpace = nullptr;
+ std::unique_ptr<GfxColorSpace> blendingColorSpace;
if (_POPPLER_CALL_ARGS_DEREF(obj1, dict->lookup, "Group").isDict()) {
if (_POPPLER_CALL_ARGS_DEREF(obj2, obj1.dictLookup, "S").isName("Transparency")) {
transpGroup = gTrue;
if (!_POPPLER_CALL_ARGS_DEREF(obj3, obj1.dictLookup, "CS").isNull()) {
- blendingColorSpace = GfxColorSpace::parse(nullptr, &obj3, nullptr, state);
+ blendingColorSpace = std::unique_ptr<GfxColorSpace>(GfxColorSpace::parse(nullptr, &obj3, nullptr, state));
}
_POPPLER_FREE(obj3);
if (_POPPLER_CALL_ARGS_DEREF(obj3, obj1.dictLookup, "I").isBool()) {
@@ -2835,12 +2824,9 @@ void PdfParser::doForm(Object *str, double *offset)
// draw it
++formDepth;
- doForm1(str, resDict, m, bbox, transpGroup, gFalse, blendingColorSpace, isolated, knockout);
+ doForm1(str, resDict, m, bbox, transpGroup, gFalse, blendingColorSpace.get(), isolated, knockout);
--formDepth;
- if (blendingColorSpace) {
- delete blendingColorSpace;
- }
_POPPLER_FREE(resObj);
}
diff --git a/src/extension/internal/pdfinput/pdf-parser.h b/src/extension/internal/pdfinput/pdf-parser.h
index c7c10caefed..8325ea24364 100644
--- a/src/extension/internal/pdfinput/pdf-parser.h
+++ b/src/extension/internal/pdfinput/pdf-parser.h
@@ -137,7 +137,7 @@ public:
void loadPatternColorProfiles(Dict *resources);
void loadColorProfile();
void loadColorSpaceProfile(GfxColorSpace *space, Object *obj);
- GfxPattern *lookupPattern(Object *obj, GfxState *state);
+ std::unique_ptr<GfxPattern> lookupPattern(Object *obj, GfxState *state);
std::shared_ptr<CairoFontEngine> getFontEngine();
@@ -176,7 +176,7 @@ private:
//! Caches color spaces by name
std::map<std::string, std::unique_ptr<GfxColorSpace>> colorSpacesCache;
- GfxColorSpace *lookupColorSpaceCopy(Object &);
+ std::unique_ptr<GfxColorSpace> lookupColorSpaceCopy(Object &);
void setDefaultApproximationPrecision(); // init color deltas
void pushOperator(const char *name);
diff --git a/src/extension/internal/pdfinput/poppler-transition-api.h b/src/extension/internal/pdfinput/poppler-transition-api.h
index 481aefadf46..8f03aa17779 100644
--- a/src/extension/internal/pdfinput/poppler-transition-api.h
+++ b/src/extension/internal/pdfinput/poppler-transition-api.h
@@ -15,6 +15,12 @@
#include <glib/poppler-features.h>
#include <poppler/UTF.h>
+#if POPPLER_CHECK_VERSION(24, 10, 0)
+#define _POPPLER_CONSUME_UNIQPTR_ARG(value) std::move(value)
+#else
+#define _POPPLER_CONSUME_UNIQPTR_ARG(value) value.release()
+#endif
+
#if POPPLER_CHECK_VERSION(24, 5, 0)
#define _POPPLER_HAS_UNICODE_BOM(value) (hasUnicodeByteOrderMark(value->toStr()))
#define _POPPLER_HAS_UNICODE_BOMLE(value) (hasUnicodeByteOrderMarkLE(value->toStr()))
--
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