class SG_EXPORT osg::ImageStream

Image Stream class

Inheritance:

Public Classes

enum StreamStatus

Public Methods

ImageStream()

ImageStream(const ImageStream& image, const CopyOp& copyop=CopyOp::SHALLOW_COPY)

Copy constructor using CopyOp to manage deep vs shallow copy

virtual Object* cloneType() const

virtual Object* clone(const CopyOp& copyop) const

virtual bool isSameKindAs(const Object* obj) const

virtual const char* libraryName() const

virtual const char* className() const

virtual int compare(const Image& rhs) const

return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs

virtual void play()

virtual void pause()

virtual void rewind()

virtual void quit(bool = true)

StreamStatus getStatus()

virtual void setReferenceTime(double)

virtual double getReferenceTime() const

virtual void setTimeMultiplier(double)

virtual double getTimeMultiplier()

virtual void update()

Protected Fields

StreamStatus _status

Protected Methods

virtual ~ImageStream()

Inherited from Image:

Public Classes

enum AllocationMode

Public Methods

void setFileName(const std::string& fileName)

inline const std::string& getFileName() const

void setAllocationMode(AllocationMode mode)

AllocationMode getAllocationMode() const

void allocateImage(int s, int t, int r, GLenum pixelFormat, GLenum type, int packing=1)

void setImage(int s, int t, int r, GLint internalTextureformat, GLenum pixelFormat, GLenum type, unsigned char* data, AllocationMode mode, int packing=1)

void readPixels(int x, int y, int width, int height, GLenum pixelFormat, GLenum type)

void readImageFromCurrentTexture(unsigned int contextID, bool copyMipMapsIfAvailable)

void scaleImage(int s, int t, int r)

void scaleImage(int s, int t, int r, GLenum newDataType)

void copySubImage(int s_offset, int t_offset, int r_offset, osg::Image* source)

inline int s() const

inline int t() const

inline int r() const

void setInternalTextureFormat(GLint internalFormat)

inline GLint getInternalTextureFormat() const

void setPixelFormat(GLenum pixelFormat)

inline GLenum getPixelFormat() const

inline GLenum getDataType() const

inline unsigned int getPacking() const

inline unsigned int getPixelSizeInBits() const

inline unsigned int getRowSizeInBytes() const

inline unsigned int getImageSizeInBytes() const

inline unsigned int getTotalSizeInBytes() const

unsigned int getTotalSizeInBytesIncludingMipmaps() const

inline unsigned char* data()

inline const unsigned char* data() const

inline unsigned char* data(int column, int row=0, int image=0) const

void flipHorizontal(int image=0)

void flipVertical(int image=0)

void ensureValidSizeForTexturing(GLint maxTextureSize)

inline void dirty()

inline void setModifiedTag(unsigned int value)

inline unsigned int getModifiedTag() const

static bool isPackedType(GLenum type)

static unsigned int computeNumComponents(GLenum pixelFormat)

static unsigned int computePixelSizeInBits(GLenum pixelFormat, GLenum type)

static unsigned int computeRowWidthInBytes(int width, GLenum pixelFormat, GLenum type, int packing)

static int computeNearestPowerOfTwo(int s, float bias=0.5f)

inline bool isMipmap() const

unsigned int getNumMipmapLevels() const

inline void setMipmapData(const MipmapDataType& mipmapDataVector)

inline unsigned char* getMipmapData(unsigned int mipmapNumber) const

void computeMipMaps()

bool isImageTranslucent() const

Public

typedef std::vector< unsigned int > MipmapDataType

Protected Fields

std::string _fileName

int _s

int _t

int _r

GLint _internalTextureFormat

GLenum _pixelFormat

GLenum _dataType

unsigned int _packing

AllocationMode _allocationMode

unsigned char* _data

unsigned int _modifiedTag

MipmapDataType _mipmapData

Protected Methods

Image& operator = (const Image&)

void deallocateData()

void setData(unsigned char* data, AllocationMode allocationMode)

Inherited from Object:

Public Classes

enum DataVariance

Public Methods

inline void setDataVariance(DataVariance dv)

inline DataVariance getDataVariance() const

inline void setUserData(Referenced* obj)

inline Referenced* getUserData()

inline const Referenced* getUserData() const

Protected Fields

DataVariance _dataVariance

ref_ptr<Referenced> _userData

Inherited from Referenced:

Public Methods

static void setDeleteHandler(DeleteHandler* handler)

static DeleteHandler* getDeleteHandler()

inline void ref() const

inline void unref_nodelete() const

inline int referenceCount() const

inline void unref() const

Protected Fields

mutable OpenThreads::Mutex _refMutex

mutable int _refCount

Documentation

Image Stream class

ImageStream()

ImageStream(const ImageStream& image, const CopyOp& copyop=CopyOp::SHALLOW_COPY)

Copy constructor using CopyOp to manage deep vs shallow copy

virtual Object* cloneType() const

virtual Object* clone(const CopyOp& copyop) const

virtual bool isSameKindAs(const Object* obj) const

virtual const char* libraryName() const

virtual const char* className() const

virtual int compare(const Image& rhs) const

return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs

enum StreamStatus

PLAYING

PAUSED

REWINDING

virtual void play()

virtual void pause()

virtual void rewind()

virtual void quit(bool = true)

StreamStatus getStatus()

virtual void setReferenceTime(double)

virtual double getReferenceTime() const

virtual void setTimeMultiplier(double)

virtual double getTimeMultiplier()

virtual void update()

virtual ~ImageStream()

StreamStatus _status

This class has no child classes.

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