7#ifndef CORE_FPDFAPI_PARSER_CPDF_STREAM_ACC_H_
8#define CORE_FPDFAPI_PARSER_CPDF_STREAM_ACC_H_
14#include "core/fxcrt/bytestring.h"
15#include "core/fxcrt/data_vector.h"
16#include "core/fxcrt/raw_span.h"
17#include "core/fxcrt/retain_ptr.h"
18#include "core/fxcrt/span.h"
19#include "third_party/abseil-cpp/absl/types/variant.h"
29 CPDF_StreamAcc&
operator=(
const CPDF_StreamAcc&) =
delete;
49 explicit CPDF_StreamAcc(
RetainPtr<
const CPDF_Stream> pStream);
52 void LoadAllData(
bool bRawAccess, uint32_t estimated_size,
bool bImageAcc);
53 void ProcessRawData();
54 void ProcessFilteredData(uint32_t estimated_size,
bool bImageAcc);
57 DataVector<uint8_t> ReadRawStream()
const;
59 bool is_owned()
const {
60 return absl::holds_alternative<DataVector<uint8_t>>(m_Data);
66 RetainPtr<
const CPDF_Stream>
const m_pStream;
67 absl::variant<pdfium::raw_span<
const uint8_t>, DataVector<uint8_t>> m_Data;
fxcrt::ByteString ByteString
void Scale(float sx, float sy)
std::vector< RetainPtr< CPDF_Object > >::const_iterator const_iterator
std::map< ByteString, RetainPtr< CPDF_Object >, std::less<> > DictMap
bool ExportNPagesToOne(pdfium::span< const uint32_t > page_indices, const CFX_SizeF &dest_page_size, size_t pages_on_x_axis, size_t pages_on_y_axis)
static ByteString GenerateSubPageContentStreamForTesting(const ByteString &xobject_name, const NupPageSettings &settings)
CPDF_NPageToOneExporter(CPDF_Document *dest_doc, CPDF_Document *src_doc)
~CPDF_NPageToOneExporter()
std::unique_ptr< XObjectContext > CreateXObjectContextFromPage(int src_page_index)
WideString GetUnicodeText() const override
CPDF_Name * AsMutableName() override
Type GetType() const override
void SetString(const ByteString &str) override
bool WriteTo(IFX_ArchiveStream *archive, const CPDF_Encryptor *encryptor) const override
RetainPtr< CPDF_Object > Clone() const override
ByteString GetString() const override
const CPDF_Name * AsName() const
virtual CPDF_Stream * AsMutableStream()
virtual CPDF_Reference * AsMutableReference()
const CPDF_Stream * AsStream() const
virtual CPDF_Name * AsMutableName()
const CPDF_Reference * AsReference() const
void SetBackgroundAlphaNeeded(bool needed)
bool BackgroundAlphaNeeded() const
void StartParse(std::unique_ptr< CPDF_ContentParser > pParser)
RetainPtr< const CPDF_Dictionary > GetDict() const
std::map< FontData, ByteString > m_FontsMap
RetainPtr< CPDF_Dictionary > m_pPageResources
RetainPtr< const CPDF_Dictionary > GetResources() const
virtual bool IsPage() const
void SetResources(RetainPtr< CPDF_Dictionary > pDict)
size_t GetPageObjectCount() const
const_iterator end() const
std::optional< ByteString > GraphicsMapSearch(const GraphicsData &gd)
virtual ~CPDF_PageObjectHolder()
bool HasDirtyStreams() const
const_iterator begin() const
const std::vector< CFX_FloatRect > & GetMaskBoundingBoxes() const
void GraphicsMapInsert(const GraphicsData &gd, const ByteString &str)
void AddImageMaskBoundingBox(const CFX_FloatRect &box)
CPDF_Document * GetDocument() const
bool HasImageMask() const
void LoadTransparencyInfo()
std::map< GraphicsData, ByteString > m_GraphicsMap
void AppendPageObject(std::unique_ptr< CPDF_PageObject > pPageObj)
void FontsMapInsert(const FontData &fd, const ByteString &str)
bool ErasePageObjectAtIndex(size_t index)
CPDF_PageObjectHolder(CPDF_Document *pDoc, RetainPtr< CPDF_Dictionary > pDict, RetainPtr< CPDF_Dictionary > pPageResources, RetainPtr< CPDF_Dictionary > pResources)
ParseState GetParseState() const
RetainPtr< CPDF_Dictionary > GetMutableDict()
void ContinueParse(PauseIndicatorIface *pPause)
RetainPtr< CPDF_Dictionary > m_pResources
CPDF_PageObject * GetPageObjectByIndex(size_t index) const
std::unique_ptr< CPDF_PageObject > RemovePageObject(CPDF_PageObject *pPageObj)
const CPDF_Transparency & GetTransparency() const
RetainPtr< CPDF_Dictionary > GetMutableResources()
RetainPtr< const CPDF_Dictionary > GetPageResources() const
CFX_Matrix GetCTMAtBeginningOfStream(int32_t stream)
RetainPtr< CPDF_Dictionary > GetMutablePageResources()
CPDF_Transparency m_Transparency
const CFX_FloatRect & GetBBox() const
CFX_Matrix GetCTMAtEndOfStream(int32_t stream)
std::optional< ByteString > FontsMapSearch(const FontData &fd)
std::set< int32_t > TakeDirtyStreams()
void ClearObjectNumberMap()
static bool CopyInheritable(RetainPtr< CPDF_Dictionary > dest_page_dict, RetainPtr< const CPDF_Dictionary > src_page_dict, const ByteString &key)
const CPDF_Document * dest() const
static RetainPtr< const CPDF_Object > PageDictGetInheritableTag(RetainPtr< const CPDF_Dictionary > dict, const ByteString &src_tag)
CPDF_PageOrganizer(CPDF_Document *dest_doc, CPDF_Document *src_doc)
const CPDF_Document * src() const
bool UpdateReference(RetainPtr< CPDF_Object > obj)
void AddObjectMapping(uint32_t old_page_obj_num, uint32_t new_page_obj_num)
RenderContextClearer(CPDF_Page *pPage)
virtual ~RenderContextIface()=default
virtual void ClearPage(CPDF_Page *pPage)=0
RetainPtr< const CPDF_Array > GetAnnotsArray() const
RetainPtr< CPDF_Array > GetOrCreateAnnotsArray()
CPDF_Document * GetDocument() const override
float GetPageHeight() const override
std::optional< CFX_PointF > DeviceToPage(const FX_RECT &rect, int rotate, const CFX_PointF &device_point) const override
bool IsPage() const override
float GetPageWidth() const override
CPDFXFA_Page * AsXFAPage() override
const CFX_Matrix & GetPageMatrix() const
RenderContextIface * GetRenderContext()
const CFX_SizeF & GetPageSize() const
void SetView(View *pView)
RetainPtr< CPDF_Array > GetMutableAnnotsArray()
void SetRenderContext(std::unique_ptr< RenderContextIface > pContext)
CPDF_Page * AsPDFPage() override
std::optional< CFX_PointF > PageToDevice(const FX_RECT &rect, int rotate, const CFX_PointF &page_point) const override
CFX_Matrix GetDisplayMatrix(const FX_RECT &rect, int iRotate) const override
int GetPageRotation() const
CPDF_PageImageCache * GetPageImageCache()
void ClearRenderContext()
RetainPtr< CPDF_Object > CloneNonCyclic(bool bDirect, std::set< const CPDF_Object * > *pVisited) const override
void SetRef(CPDF_IndirectObjectHolder *pDoc, uint32_t objnum)
~CPDF_Reference() override
float GetNumber() const override
int GetInteger() const override
bool HasIndirectObjectHolder() const
const CPDF_Dictionary * GetDictInternal() const override
const CPDF_Object * GetDirectInternal() const override
RetainPtr< CPDF_Reference > MakeReference(CPDF_IndirectObjectHolder *holder) const override
uint32_t GetRefObjNum() const
CPDF_Reference * AsMutableReference() override
bool WriteTo(IFX_ArchiveStream *archive, const CPDF_Encryptor *encryptor) const override
ByteString GetString() const override
Type GetType() const override
RetainPtr< CPDF_Object > Clone() const override
DataVector< uint8_t > ComputeDigest() const
ByteString GetImageDecoder() const
void LoadAllDataFiltered()
void LoadAllDataFilteredWithEstimatedSize(uint32_t estimated_size)
CPDF_StreamAcc & operator=(const CPDF_StreamAcc &)=delete
pdfium::span< const uint8_t > GetSpan() const
CPDF_StreamAcc(const CPDF_StreamAcc &)=delete
uint64_t KeyForCache() const
int GetLength1ForTest() const
~CPDF_StreamAcc() override
void LoadAllDataImageAcc(uint32_t estimated_size)
RetainPtr< const CPDF_Dictionary > GetImageParam() const
RetainPtr< const CPDF_Stream > GetStream() const
DataVector< uint8_t > DetachData()
static constexpr int kFileBufSize
bool IsMemoryBased() const
void TakeData(DataVector< uint8_t > data)
RetainPtr< CPDF_Object > Clone() const override
size_t GetRawSize() const
CPDF_Stream * AsMutableStream() override
bool WriteTo(IFX_ArchiveStream *archive, const CPDF_Encryptor *encryptor) const override
void SetDataFromStringstreamAndRemoveFilter(fxcrt::ostringstream *stream)
Type GetType() const override
void SetDataAndRemoveFilter(pdfium::span< const uint8_t > pData)
void SetDataFromStringstream(fxcrt::ostringstream *stream)
DataVector< uint8_t > ReadAllRawData() const
void SetData(pdfium::span< const uint8_t > pData)
pdfium::span< const uint8_t > GetInMemoryRawData() const
RetainPtr< CPDF_Object > CloneNonCyclic(bool bDirect, std::set< const CPDF_Object * > *pVisited) const override
WideString GetUnicodeText() const override
const CPDF_Dictionary * GetDictInternal() const override
void InitStreamFromFile(RetainPtr< IFX_SeekableReadStream > file)
CPDF_Transparency(const CPDF_Transparency &other)
CPDF_Transparency & operator=(const CPDF_Transparency &other)
virtual std::optional< CFX_PointF > PageToDevice(const FX_RECT &rect, int rotate, const CFX_PointF &page_point) const =0
virtual CPDF_Page * AsPDFPage()=0
virtual CPDF_Document * GetDocument() const =0
virtual CPDFXFA_Page * AsXFAPage()=0
virtual std::optional< CFX_PointF > DeviceToPage(const FX_RECT &rect, int rotate, const CFX_PointF &device_point) const =0
virtual float GetPageWidth() const =0
virtual CFX_Matrix GetDisplayMatrix(const FX_RECT &rect, int iRotate) const =0
virtual float GetPageHeight() const =0
static ByteString Format(const char *pFormat,...)
ByteString & operator+=(const char *str)
#define UNSAFE_BUFFERS(...)
#define UNSAFE_BUFFER_USAGE
CPDF_Name * ToName(CPDF_Object *obj)
const CPDF_Name * ToName(const CPDF_Object *obj)
RetainPtr< const CPDF_Name > ToName(RetainPtr< CPDF_Object > obj)
CPDF_Reference * ToReference(CPDF_Object *obj)
const CPDF_Reference * ToReference(const CPDF_Object *obj)
RetainPtr< CPDF_Reference > ToReference(RetainPtr< CPDF_Object > obj)
const CPDF_Stream * ToStream(const CPDF_Object *obj)
RetainPtr< CPDF_Stream > ToStream(RetainPtr< CPDF_Object > obj)
CPDF_Stream * ToStream(CPDF_Object *obj)
CFX_PTemplate< float > CFX_PointF
CFX_STemplate< float > CFX_SizeF
UNSAFE_BUFFER_USAGE void FXARGB_SetDIB(uint8_t *p, uint32_t argb)
bool GetIsMaskFromFormat(FXDIB_Format format)
FX_BGRA_STRUCT< uint8_t > ArgbToBGRAStruct(FX_ARGB argb)
UNSAFE_BUFFER_USAGE FX_ARGB FXARGB_GetDIB(const uint8_t *p)
UNSAFE_BUFFER_USAGE void ReverseCopy3Bytes(uint8_t *dest, const uint8_t *src)
constexpr FX_CMYK CmykEncode(uint32_t c, uint32_t m, uint32_t y, uint32_t k)
constexpr uint32_t FXSYS_BGR(uint8_t b, uint8_t g, uint8_t r)
std::pair< uint8_t, FX_COLORREF > ArgbToAlphaAndColorRef(FX_ARGB argb)
FX_BGR_STRUCT< uint8_t > ArgbToBGRStruct(FX_ARGB argb)
FX_ARGB AlphaAndColorRefToArgb(int a, FX_COLORREF colorref)
UNSAFE_BUFFER_USAGE void FXARGB_SetRGBOrderDIB(uint8_t *p, uint32_t argb)
constexpr FX_ARGB ArgbEncode(uint32_t a, uint32_t r, uint32_t g, uint32_t b)
bool GetIsAlphaFromFormat(FXDIB_Format format)
int GetBppFromFormat(FXDIB_Format format)
int GetCompsFromFormat(FXDIB_Format format)
constexpr uint8_t FXSYS_GetRValue(uint32_t bgr)
FX_COLORREF ArgbToColorRef(FX_ARGB argb)
constexpr unsigned int FXSYS_GetUnsignedAlpha(float alpha)
constexpr uint8_t FXSYS_GetGValue(uint32_t bgr)
constexpr uint8_t FXSYS_GetBValue(uint32_t bgr)
pdfium::CheckedNumeric< int32_t > FX_SAFE_INT32
CPDFXFA_Page * ToXFAPage(IPDF_Page *pBase)
CPDF_Page * ToPDFPage(IPDF_Page *pBase)
#define CONSTRUCT_VIA_MAKE_RETAIN
fxcrt::ByteStringView ByteStringView
CFX_PointF sub_page_start_point
bool HasAnyOptions() const
bool bInterpolateBilinear
bool operator<(const FontData &other) const
bool operator<(const GraphicsData &other) const
UnownedPtr< CPDF_Document > dest_doc
RetainPtr< CPDF_Stream > xobject
fxcrt::WideString WideString