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-rw-r--r--core/fpdfapi/fpdf_edit/cpdf_pagecontentgenerator.cpp10
-rw-r--r--core/fpdfapi/fpdf_font/cpdf_type3char.cpp2
-rw-r--r--core/fpdfapi/fpdf_page/fpdf_page_parser.cpp4
-rw-r--r--core/fpdfapi/fpdf_page/include/cpdf_imageobject.h1
-rw-r--r--core/fpdfapi/fpdf_render/fpdf_render.cpp9
-rw-r--r--core/fpdfapi/fpdf_render/fpdf_render_image.cpp11
-rw-r--r--core/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp70
-rw-r--r--core/fpdfapi/fpdf_render/render_int.h5
8 files changed, 55 insertions, 57 deletions
diff --git a/core/fpdfapi/fpdf_edit/cpdf_pagecontentgenerator.cpp b/core/fpdfapi/fpdf_edit/cpdf_pagecontentgenerator.cpp
index 0b87e75f62..a85591ceef 100644
--- a/core/fpdfapi/fpdf_edit/cpdf_pagecontentgenerator.cpp
+++ b/core/fpdfapi/fpdf_edit/cpdf_pagecontentgenerator.cpp
@@ -58,6 +58,7 @@ void CPDF_PageContentGenerator::GenerateContent() {
m_pDocument->AddIndirectObject(pStream);
pPageDict->SetAtReference("Contents", m_pDocument, pStream->GetObjNum());
}
+
CFX_ByteString CPDF_PageContentGenerator::RealizeResource(
CPDF_Object* pResourceObj,
const CFX_ByteString& bsType) {
@@ -84,6 +85,7 @@ CFX_ByteString CPDF_PageContentGenerator::RealizeResource(
pResList->SetAtReference(name, m_pDocument, pResourceObj->GetObjNum());
return name;
}
+
void CPDF_PageContentGenerator::ProcessImage(CFX_ByteTextBuf& buf,
CPDF_ImageObject* pImageObj) {
if ((pImageObj->m_Matrix.a == 0 && pImageObj->m_Matrix.b == 0) ||
@@ -91,13 +93,13 @@ void CPDF_PageContentGenerator::ProcessImage(CFX_ByteTextBuf& buf,
return;
}
buf << "q " << pImageObj->m_Matrix << " cm ";
- if (!pImageObj->m_pImage->IsInline()) {
- CPDF_Stream* pStream = pImageObj->m_pImage->GetStream();
+ CPDF_Image* pImage = pImageObj->GetImage();
+ if (!pImage->IsInline()) {
+ CPDF_Stream* pStream = pImage->GetStream();
uint32_t dwSavedObjNum = pStream->GetObjNum();
CFX_ByteString name = RealizeResource(pStream, "XObject");
if (dwSavedObjNum == 0) {
- if (pImageObj->m_pImage)
- pImageObj->m_pImage->Release();
+ pImage->Release();
pImageObj->m_pImage = m_pDocument->GetPageData()->GetImage(pStream);
}
buf << "/" << PDF_NameEncode(name) << " Do Q\n";
diff --git a/core/fpdfapi/fpdf_font/cpdf_type3char.cpp b/core/fpdfapi/fpdf_font/cpdf_type3char.cpp
index 9bfda99fd1..b80a4ccdd0 100644
--- a/core/fpdfapi/fpdf_font/cpdf_type3char.cpp
+++ b/core/fpdfapi/fpdf_font/cpdf_type3char.cpp
@@ -31,7 +31,7 @@ FX_BOOL CPDF_Type3Char::LoadBitmap(CPDF_RenderContext* pContext) {
m_ImageMatrix = pPageObj->AsImage()->m_Matrix;
std::unique_ptr<CFX_DIBSource> pSource(
- pPageObj->AsImage()->m_pImage->LoadDIBSource());
+ pPageObj->AsImage()->GetImage()->LoadDIBSource());
if (pSource)
m_pBitmap.reset(pSource->Clone());
m_pForm.reset();
diff --git a/core/fpdfapi/fpdf_page/fpdf_page_parser.cpp b/core/fpdfapi/fpdf_page/fpdf_page_parser.cpp
index 5a77ba70b2..e20fe44db8 100644
--- a/core/fpdfapi/fpdf_page/fpdf_page_parser.cpp
+++ b/core/fpdfapi/fpdf_page/fpdf_page_parser.cpp
@@ -743,7 +743,7 @@ void CPDF_StreamContentParser::Handle_ExecuteXObject() {
if (type == "Image") {
CPDF_ImageObject* pObj = AddImage(pXObject, nullptr, false);
m_LastImageName = name;
- m_pLastImage = pObj->m_pImage;
+ m_pLastImage = pObj->GetImage();
if (!m_pObjectHolder->HasImageMask())
m_pObjectHolder->SetHasImageMask(m_pLastImage->IsMask());
} else if (type == "Form") {
@@ -792,7 +792,7 @@ CPDF_ImageObject* CPDF_StreamContentParser::AddImage(CPDF_Stream* pStream,
pImageObj->m_pImage = new CPDF_Image(m_pDocument);
pImageObj->m_pImage->LoadImageF(pStream, bInline);
}
- SetGraphicStates(pImageObj.get(), pImageObj->m_pImage->IsMask(), FALSE,
+ SetGraphicStates(pImageObj.get(), pImageObj->GetImage()->IsMask(), FALSE,
FALSE);
pImageObj->m_Matrix = ImageMatrix;
pImageObj->CalcBoundingBox();
diff --git a/core/fpdfapi/fpdf_page/include/cpdf_imageobject.h b/core/fpdfapi/fpdf_page/include/cpdf_imageobject.h
index 1128d12f8b..b2bffa707c 100644
--- a/core/fpdfapi/fpdf_page/include/cpdf_imageobject.h
+++ b/core/fpdfapi/fpdf_page/include/cpdf_imageobject.h
@@ -26,6 +26,7 @@ class CPDF_ImageObject : public CPDF_PageObject {
const CPDF_ImageObject* AsImage() const override;
void CalcBoundingBox();
+ CPDF_Image* GetImage() const { return m_pImage; }
CPDF_Image* m_pImage;
CFX_Matrix m_Matrix;
diff --git a/core/fpdfapi/fpdf_render/fpdf_render.cpp b/core/fpdfapi/fpdf_render/fpdf_render.cpp
index ef208b54fd..f4e1414172 100644
--- a/core/fpdfapi/fpdf_render/fpdf_render.cpp
+++ b/core/fpdfapi/fpdf_render/fpdf_render.cpp
@@ -6,6 +6,8 @@
#include "core/fpdfapi/fpdf_render/render_int.h"
+#include <memory>
+
#include "core/fpdfapi/fpdf_font/cpdf_type3char.h"
#include "core/fpdfapi/fpdf_font/cpdf_type3font.h"
#include "core/fpdfapi/fpdf_page/cpdf_colorstatedata.h"
@@ -686,7 +688,7 @@ FX_BOOL CPDF_RenderStatus::ProcessTransparency(const CPDF_PageObject* pPageObj,
pGeneralState ? ToDictionary(pGeneralState->m_pSoftMask) : nullptr;
if (pSMaskDict) {
if (pPageObj->IsImage() &&
- pPageObj->AsImage()->m_pImage->GetDict()->KeyExist("SMask")) {
+ pPageObj->AsImage()->GetImage()->GetDict()->KeyExist("SMask")) {
pSMaskDict = nullptr;
}
}
@@ -721,11 +723,12 @@ FX_BOOL CPDF_RenderStatus::ProcessTransparency(const CPDF_PageObject* pPageObj,
pPage = m_pContext->GetPageCache()->GetPage();
pDocument = pPage->m_pDocument;
} else {
- pDocument = pPageObj->AsImage()->m_pImage->GetDocument();
+ pDocument = pPageObj->AsImage()->GetImage()->GetDocument();
}
CPDF_Dictionary* pPageResources = pPage ? pPage->m_pPageResources : nullptr;
CPDF_Object* pCSObj = pPageObj->AsImage()
- ->m_pImage->GetStream()
+ ->GetImage()
+ ->GetStream()
->GetDict()
->GetDirectObjectBy("ColorSpace");
CPDF_ColorSpace* pColorSpace =
diff --git a/core/fpdfapi/fpdf_render/fpdf_render_image.cpp b/core/fpdfapi/fpdf_render/fpdf_render_image.cpp
index fc0321b46b..f4f82a131e 100644
--- a/core/fpdfapi/fpdf_render/fpdf_render_image.cpp
+++ b/core/fpdfapi/fpdf_render/fpdf_render_image.cpp
@@ -6,6 +6,7 @@
#include "core/fpdfapi/fpdf_render/render_int.h"
+#include <memory>
#include <utility>
#include <vector>
@@ -442,7 +443,7 @@ FX_BOOL CPDF_ImageRenderer::StartRenderDIBSource() {
}
if (m_pRenderStatus->m_pDevice->GetDeviceClass() != FXDC_DISPLAY) {
CPDF_Object* pFilters =
- m_pImageObject->m_pImage->GetStream()->GetDict()->GetDirectObjectBy(
+ m_pImageObject->GetImage()->GetStream()->GetDict()->GetDirectObjectBy(
"Filter");
if (pFilters) {
if (pFilters->IsName()) {
@@ -463,7 +464,7 @@ FX_BOOL CPDF_ImageRenderer::StartRenderDIBSource() {
}
if (m_pRenderStatus->m_Options.m_Flags & RENDER_NOIMAGESMOOTH) {
m_Flags |= FXDIB_NOSMOOTH;
- } else if (m_pImageObject->m_pImage->IsInterpol()) {
+ } else if (m_pImageObject->GetImage()->IsInterpol()) {
m_Flags |= FXDIB_INTERPOL;
}
if (m_Loader.m_pMask) {
@@ -482,11 +483,11 @@ FX_BOOL CPDF_ImageRenderer::StartRenderDIBSource() {
pPage = m_pRenderStatus->m_pContext->GetPageCache()->GetPage();
pDocument = pPage->m_pDocument;
} else {
- pDocument = m_pImageObject->m_pImage->GetDocument();
+ pDocument = m_pImageObject->GetImage()->GetDocument();
}
CPDF_Dictionary* pPageResources = pPage ? pPage->m_pPageResources : nullptr;
CPDF_Object* pCSObj =
- m_pImageObject->m_pImage->GetStream()->GetDict()->GetDirectObjectBy(
+ m_pImageObject->GetImage()->GetStream()->GetDict()->GetDirectObjectBy(
"ColorSpace");
CPDF_ColorSpace* pColorSpace =
pDocument->LoadColorSpace(pCSObj, pPageResources);
@@ -512,7 +513,7 @@ FX_BOOL CPDF_ImageRenderer::Start(CPDF_RenderStatus* pStatus,
m_pImageObject = pObj->AsImage();
m_BlendType = blendType;
m_pObj2Device = pObj2Device;
- CPDF_Dictionary* pOC = m_pImageObject->m_pImage->GetOC();
+ CPDF_Dictionary* pOC = m_pImageObject->GetImage()->GetOC();
if (pOC && m_pRenderStatus->m_Options.m_pOCContext &&
!m_pRenderStatus->m_Options.m_pOCContext->CheckOCGVisible(pOC)) {
return FALSE;
diff --git a/core/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp b/core/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
index 3edfe58f07..2fe6730479 100644
--- a/core/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
+++ b/core/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
@@ -28,11 +28,11 @@ unsigned int GetBits8(const uint8_t* pData, uint64_t bitpos, size_t nbits) {
ASSERT(nbits == 1 || nbits == 2 || nbits == 4 || nbits == 8 || nbits == 16);
ASSERT((bitpos & (nbits - 1)) == 0);
unsigned int byte = pData[bitpos / 8];
- if (nbits == 8) {
+ if (nbits == 8)
return byte;
- } else if (nbits == 16) {
+
+ if (nbits == 16)
return byte * 256 + pData[bitpos / 8 + 1];
- }
return (byte >> (8 - nbits - (bitpos % 8))) & ((1 << nbits) - 1);
}
@@ -1492,53 +1492,41 @@ FX_BOOL CPDF_ImageLoaderHandle::Start(CPDF_ImageLoader* pImageLoader,
m_nDownsampleHeight = nDownsampleHeight;
FX_BOOL ret;
if (pCache) {
- ret = pCache->StartGetCachedBitmap(pImage->m_pImage->GetStream(), bStdCS,
- GroupFamily, bLoadMask, pRenderStatus,
- m_nDownsampleWidth, m_nDownsampleHeight);
- if (!ret) {
- m_pImageLoader->m_bCached = TRUE;
- m_pImageLoader->m_pBitmap =
- pCache->GetCurImageCacheEntry()->DetachBitmap();
- m_pImageLoader->m_pMask = pCache->GetCurImageCacheEntry()->DetachMask();
- m_pImageLoader->m_MatteColor =
- pCache->GetCurImageCacheEntry()->m_MatteColor;
- }
+ ret = pCache->StartGetCachedBitmap(
+ m_pImage->GetImage()->GetStream(), bStdCS, GroupFamily, bLoadMask,
+ pRenderStatus, m_nDownsampleWidth, m_nDownsampleHeight);
} else {
- ret = pImage->m_pImage->StartLoadDIBSource(pRenderStatus->m_pFormResource,
- pRenderStatus->m_pPageResource,
- bStdCS, GroupFamily, bLoadMask);
- if (!ret) {
- m_pImageLoader->m_bCached = FALSE;
- m_pImageLoader->m_pBitmap = m_pImage->m_pImage->DetachBitmap();
- m_pImageLoader->m_pMask = m_pImage->m_pImage->DetachMask();
- m_pImageLoader->m_MatteColor = m_pImage->m_pImage->m_MatteColor;
- }
+ ret = m_pImage->GetImage()->StartLoadDIBSource(
+ pRenderStatus->m_pFormResource, pRenderStatus->m_pPageResource, bStdCS,
+ GroupFamily, bLoadMask);
}
+ if (!ret)
+ HandleFailure();
return ret;
}
FX_BOOL CPDF_ImageLoaderHandle::Continue(IFX_Pause* pPause) {
- FX_BOOL ret;
+ FX_BOOL ret = m_pCache ? m_pCache->Continue(pPause)
+ : m_pImage->GetImage()->Continue(pPause);
+ if (!ret)
+ HandleFailure();
+ return ret;
+}
+
+void CPDF_ImageLoaderHandle::HandleFailure() {
if (m_pCache) {
- ret = m_pCache->Continue(pPause);
- if (!ret) {
- m_pImageLoader->m_bCached = TRUE;
- m_pImageLoader->m_pBitmap =
- m_pCache->GetCurImageCacheEntry()->DetachBitmap();
- m_pImageLoader->m_pMask = m_pCache->GetCurImageCacheEntry()->DetachMask();
- m_pImageLoader->m_MatteColor =
- m_pCache->GetCurImageCacheEntry()->m_MatteColor;
- }
+ CPDF_ImageCacheEntry* entry = m_pCache->GetCurImageCacheEntry();
+ m_pImageLoader->m_bCached = TRUE;
+ m_pImageLoader->m_pBitmap = entry->DetachBitmap();
+ m_pImageLoader->m_pMask = entry->DetachMask();
+ m_pImageLoader->m_MatteColor = entry->m_MatteColor;
} else {
- ret = m_pImage->m_pImage->Continue(pPause);
- if (!ret) {
- m_pImageLoader->m_bCached = FALSE;
- m_pImageLoader->m_pBitmap = m_pImage->m_pImage->DetachBitmap();
- m_pImageLoader->m_pMask = m_pImage->m_pImage->DetachMask();
- m_pImageLoader->m_MatteColor = m_pImage->m_pImage->m_MatteColor;
- }
+ CPDF_Image* pImage = m_pImage->GetImage();
+ m_pImageLoader->m_bCached = FALSE;
+ m_pImageLoader->m_pBitmap = pImage->DetachBitmap();
+ m_pImageLoader->m_pMask = pImage->DetachMask();
+ m_pImageLoader->m_MatteColor = pImage->m_MatteColor;
}
- return ret;
}
FX_BOOL CPDF_ImageLoader::Start(
diff --git a/core/fpdfapi/fpdf_render/render_int.h b/core/fpdfapi/fpdf_render/render_int.h
index 4494b8cefb..e3e1a8ad42 100644
--- a/core/fpdfapi/fpdf_render/render_int.h
+++ b/core/fpdfapi/fpdf_render/render_int.h
@@ -102,7 +102,7 @@ class CPDF_TransferFunc {
class CPDF_DocRenderData {
public:
- CPDF_DocRenderData(CPDF_Document* pPDFDoc = nullptr);
+ explicit CPDF_DocRenderData(CPDF_Document* pPDFDoc);
~CPDF_DocRenderData();
CPDF_Type3Cache* GetCachedType3(CPDF_Type3Font* pFont);
CPDF_TransferFunc* GetTransferFunc(CPDF_Object* pObj);
@@ -313,6 +313,7 @@ class CPDF_ImageLoader {
int32_t m_nDownsampleWidth;
int32_t m_nDownsampleHeight;
};
+
class CPDF_ImageLoaderHandle {
public:
CPDF_ImageLoaderHandle();
@@ -330,6 +331,8 @@ class CPDF_ImageLoaderHandle {
FX_BOOL Continue(IFX_Pause* pPause);
protected:
+ void HandleFailure();
+
CPDF_ImageLoader* m_pImageLoader;
CPDF_PageRenderCache* m_pCache;
CPDF_ImageObject* m_pImage;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 03:00:14 +0000