LLImageRaw Class Reference

#include <llimage.h>

Inheritance diagram for LLImageRaw:

Collaboration diagram for LLImageRaw:

List of all members.

Public Member Functions

LLImageRaw ()

LLImageRaw (U16 width, U16 height, S8 components)

LLImageRaw (U8 *data, U16 width, U16 height, S8 components)

LLImageRaw (const LLString &filename, bool j2c_lowest_mip_only=false)

void deleteData ()

U8 * allocateData (S32 size=-1)

U8 * reallocateData (S32 size)

BOOL resize (U16 width, U16 height, S8 components)

U8 * getSubImage (U32 x_pos, U32 y_pos, U32 width, U32 height) const

BOOL setSubImage (U32 x_pos, U32 y_pos, U32 width, U32 height, const U8 *data, U32 stride=0, BOOL reverse_y=FALSE)

void clear (U8 r=0, U8 g=0, U8 b=0, U8 a=255)

void verticalFlip ()

void expandToPowerOfTwo (S32 max_dim=MAX_IMAGE_SIZE, BOOL scale_image=TRUE)

void contractToPowerOfTwo (S32 max_dim=MAX_IMAGE_SIZE, BOOL scale_image=TRUE)

void biasedScaleToPowerOfTwo (S32 max_dim=MAX_IMAGE_SIZE)

void scale (S32 new_width, S32 new_height, BOOL scale_image=TRUE)

void fill (const LLColor4U &color)

void copy (LLImageRaw *src)

void copyUnscaled (LLImageRaw *src)

void copyUnscaled4onto3 (LLImageRaw *src)

void copyUnscaled3onto4 (LLImageRaw *src)

void copyScaled (LLImageRaw *src)

void copyScaled3onto4 (LLImageRaw *src)

void copyScaled4onto3 (LLImageRaw *src)

void composite (LLImageRaw *src)

void compositeScaled4onto3 (LLImageRaw *src)

void compositeUnscaled4onto3 (LLImageRaw *src)

Static Public Attributes

static S32 sGlobalRawMemory = 0

static S32 sRawImageCount = 0

Protected Member Functions

~LLImageRaw ()

bool createFromFile (const LLString &filename, bool j2c_lowest_mip_only=false)

void copyLineScaled (U8 *in, U8 *out, S32 in_pixel_len, S32 out_pixel_len, S32 in_pixel_step, S32 out_pixel_step)

void compositeRowScaled4onto3 (U8 *in, U8 *out, S32 in_pixel_len, S32 out_pixel_len)

U8 fastFractionalMult (U8 a, U8 b)

Detailed Description

Definition at line 150 of file llimage.h.

Constructor & Destructor Documentation

LLImageRaw::~LLImageRaw ( ) [protected]

Definition at line 259 of file llimage.cpp.

References deleteData(), and sRawImageCount.

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LLImageRaw::LLImageRaw ( )

Definition at line 228 of file llimage.cpp.

References LLImageBase::mMemType, LLMemType::MTYPE_IMAGERAW, and sRawImageCount.

LLImageRaw::LLImageRaw	(	U16	width,
		U16	height,
		S8	components
	)

Definition at line 235 of file llimage.cpp.

References LLImageBase::allocateDataSize(), llassert, MAX_IMAGE_DATA_SIZE, LLImageBase::mMemType, LLMemType::MTYPE_IMAGERAW, S32, and sRawImageCount.

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LLImageRaw::LLImageRaw	(	U8 *	data,
		U16	width,
		U16	height,
		S8	components
	)

Definition at line 244 of file llimage.cpp.

References LLImageBase::allocateDataSize(), LLImageBase::getData(), LLImageBase::mMemType, LLMemType::MTYPE_IMAGERAW, and sRawImageCount.

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LLImageRaw::LLImageRaw	(	const LLString &	filename,
		bool	j2c_lowest_mip_only = `false`
	)

Definition at line 253 of file llimage.cpp.

References createFromFile().

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Member Function Documentation

void LLImageRaw::deleteData ( ) [virtual]

Reimplemented from LLImageBase.

Definition at line 285 of file llimage.cpp.

References LLImageBase::deleteData(), LLImageBase::getDataSize(), and sGlobalRawMemory.

Referenced by createFromFile(), LLImageJ2C::decodeChannels(), LLImageGL::readBackRaw(), resize(), scale(), and ~LLImageRaw().

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U8 * LLImageRaw::allocateData ( S32 size = -1 ) [virtual]

Reimplemented from LLImageBase.

Definition at line 268 of file llimage.cpp.

References LLImageBase::allocateData(), LLImageBase::getDataSize(), and sGlobalRawMemory.

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U8 * LLImageRaw::reallocateData ( S32 size ) [virtual]

Reimplemented from LLImageBase.

Definition at line 276 of file llimage.cpp.

References LLImageBase::getDataSize(), LLImageBase::reallocateData(), and sGlobalRawMemory.

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BOOL LLImageRaw::resize	(	U16	width,
		U16	height,
		S8	components
	)

Definition at line 291 of file llimage.cpp.

References LLImageBase::allocateDataSize(), deleteData(), LLImageBase::getComponents(), LLImageBase::getHeight(), LLImageBase::getWidth(), and TRUE.

Referenced by LLImageTGA::decode(), LLImageJPEG::decode(), LLImageDXT::decode(), LLImageBMP::decode(), LLImageTGA::decodeAndProcess(), LLImageJ2COJ::decodeImpl(), LLImageTGA::decodeTruecolor(), LLViewerWindow::rawSnapshot(), LLPngWrapper::readPng(), and LLViewerWindow::thumbnailSnapshot().

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U8 * LLImageRaw::getSubImage	(	U32	x_pos,
		U32	y_pos,
		U32	width,
		U32	height
	)			const

Definition at line 305 of file llimage.cpp.

References LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getWidth(), i, llendl, llerrs, LLImageBase::mMemType, and NULL.

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BOOL LLImageRaw::setSubImage	(	U32	x_pos,
		U32	y_pos,
		U32	width,
		U32	height,
		const U8 *	data,
		U32	stride = `0`,
		BOOL	reverse_y = `FALSE`
	)

Definition at line 326 of file llimage.cpp.

References FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getWidth(), i, and TRUE.

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void LLImageRaw::clear	(	U8	r = `0`,
		U8	g = `0`,
		U8	b = `0`,
		U8	a = `255`
	)

Definition at line 353 of file llimage.cpp.

References LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), and llassert.

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void LLImageRaw::verticalFlip ( )

Definition at line 388 of file llimage.cpp.

References LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), llendl, llerrs, LLImageBase::mMemType, and S32.

Referenced by LLImageBMP::decode(), LLImageTGA::decodeColorMap(), and LLImageTGA::decodeTruecolor().

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void LLImageRaw::expandToPowerOfTwo	(	S32	max_dim = `MAX_IMAGE_SIZE`,
		BOOL	scale_image = `TRUE`
	)

Definition at line 411 of file llimage.cpp.

References LLImageBase::getHeight(), LLImageBase::getWidth(), MIN_IMAGE_SIZE, S32, and scale().

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void LLImageRaw::contractToPowerOfTwo	(	S32	max_dim = `MAX_IMAGE_SIZE`,
		BOOL	scale_image = `TRUE`
	)

Definition at line 430 of file llimage.cpp.

References LLImageBase::getHeight(), LLImageBase::getWidth(), MIN_IMAGE_SIZE, S32, and scale().

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void LLImageRaw::biasedScaleToPowerOfTwo ( S32 max_dim = MAX_IMAGE_SIZE )

Definition at line 449 of file llimage.cpp.

References LLImageBase::getHeight(), LLImageBase::getWidth(), MIN_IMAGE_SIZE, S32, and scale().

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void LLImageRaw::scale	(	S32	new_width,
		S32	new_height,
		BOOL	scale_image = `TRUE`
	)

Definition at line 800 of file llimage.cpp.

References LLImageBase::allocateDataSize(), copyLineScaled(), deleteData(), LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), llassert, llendl, llerrs, llmin(), LLImageBase::mMemType, and S32.

Referenced by biasedScaleToPowerOfTwo(), contractToPowerOfTwo(), expandToPowerOfTwo(), and LLViewerWindow::rawSnapshot().

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void LLImageRaw::fill ( const LLColor4U & color )

Definition at line 608 of file llimage.cpp.

References LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), i, LLColor4U::mAll, LLColor4U::mV, and S32.

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void LLImageRaw::copy ( LLImageRaw * src )

Definition at line 637 of file llimage.cpp.

References copyScaled(), copyScaled3onto4(), copyScaled4onto3(), copyUnscaled(), copyUnscaled3onto4(), copyUnscaled4onto3(), LLImageBase::getComponents(), LLImageBase::getHeight(), LLImageBase::getWidth(), and llassert.

Referenced by LLImageTGA::decodeTruecolor(), and LLVOSky::updateSky().

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void LLImageRaw::copyUnscaled ( LLImageRaw * src )

Definition at line 684 of file llimage.cpp.

References LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), and llassert.

Referenced by composite(), and copy().

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void LLImageRaw::copyUnscaled4onto3 ( LLImageRaw * src )

Definition at line 721 of file llimage.cpp.

References LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), i, llassert, and S32.

Referenced by copy().

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void LLImageRaw::copyUnscaled3onto4 ( LLImageRaw * src )

Definition at line 743 of file llimage.cpp.

References LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), i, llassert, and S32.

Referenced by copy().

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void LLImageRaw::copyScaled ( LLImageRaw * src )

Definition at line 766 of file llimage.cpp.

References copyLineScaled(), LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), llassert_always, LLImageBase::mMemType, and S32.

Referenced by composite(), copy(), copyScaled3onto4(), and copyScaled4onto3().

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void LLImageRaw::copyScaled3onto4 ( LLImageRaw * src )

Definition at line 697 of file llimage.cpp.

References copyScaled(), LLImageBase::getComponents(), LLImageBase::getHeight(), LLImageBase::getWidth(), and llassert.

Referenced by copy().

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void LLImageRaw::copyScaled4onto3 ( LLImageRaw * src )

Definition at line 709 of file llimage.cpp.

References copyScaled(), LLImageBase::getComponents(), LLImageBase::getHeight(), LLImageBase::getWidth(), and llassert.

Referenced by copy().

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void LLImageRaw::composite ( LLImageRaw * src )

Definition at line 490 of file llimage.cpp.

References compositeScaled4onto3(), compositeUnscaled4onto3(), copyScaled(), copyUnscaled(), LLImageBase::getComponents(), LLImageBase::getHeight(), LLImageBase::getWidth(), and llassert.

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void LLImageRaw::compositeScaled4onto3 ( LLImageRaw * src )

Definition at line 526 of file llimage.cpp.

References compositeRowScaled4onto3(), copyLineScaled(), LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), llassert, llendl, llinfos, LLImageBase::mMemType, and S32.

Referenced by composite().

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void LLImageRaw::compositeUnscaled4onto3 ( LLImageRaw * src )

Definition at line 555 of file llimage.cpp.

References fastFractionalMult(), LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), llassert, and S32.

Referenced by composite().

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bool LLImageRaw::createFromFile	(	const LLString &	filename,
		bool	j2c_lowest_mip_only = `false`
	)			`[protected]`

Definition at line 1138 of file llimage.cpp.

References codec, deleteData(), exten, find_file(), LLImageBase::getCodecFromExtension(), IMG_CODEC_BMP, IMG_CODEC_DXT, IMG_CODEC_INVALID, IMG_CODEC_J2C, IMG_CODEC_JPEG, IMG_CODEC_TGA, llassert, lldebugs, llendl, llifstream, llinfos, llwarns, MAX_DISCARD_LEVEL, LLPointer< Type >::notNull(), NULL, S32, and LLStringBase< char >::toLower().

Referenced by LLImageRaw().

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void LLImageRaw::copyLineScaled	(	U8 *	in,
		U8 *	out,
		S32	in_pixel_len,
		S32	out_pixel_len,
		S32	in_pixel_step,
		S32	out_pixel_step
	)			`[protected]`

Definition at line 876 of file llimage.cpp.

References LLImageBase::getComponents(), i, llassert, llfloor(), llround(), r, and S32.

Referenced by compositeScaled4onto3(), copyScaled(), and scale().

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void LLImageRaw::compositeRowScaled4onto3	(	U8 *	in,
		U8 *	out,
		S32	in_pixel_len,
		S32	out_pixel_len
	)			`[protected]`

Definition at line 991 of file llimage.cpp.

References fastFractionalMult(), LLImageBase::getComponents(), llassert, llround(), r, and S32.

Referenced by compositeScaled4onto3().

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U8 LLImageRaw::fastFractionalMult	(	U8	a,
		U8	b
	)			`[inline, protected]`

Definition at line 483 of file llimage.cpp.

References i.

Referenced by compositeRowScaled4onto3(), and compositeUnscaled4onto3().

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Member Data Documentation

S32 LLImageRaw::sGlobalRawMemory = 0 [static]

Definition at line 229 of file llimage.h.

Referenced by allocateData(), deleteData(), output_statistics(), reallocateData(), and LLViewerImageList::updateImages().

S32 LLImageRaw::sRawImageCount = 0 [static]

Definition at line 230 of file llimage.h.

Referenced by LLGLTexMemBar::draw(), LLImageRaw(), LLViewerImageList::updateImages(), and ~LLImageRaw().

The documentation for this class was generated from the following files:

llimage/llimage.h
llimage/llimage.cpp


Public Member Functions
	LLImageRaw ()
	LLImageRaw (U16 width, U16 height, S8 components)
	LLImageRaw (U8 *data, U16 width, U16 height, S8 components)
	LLImageRaw (const LLString &filename, bool j2c_lowest_mip_only=false)
void	deleteData ()
U8 *	allocateData (S32 size=-1)
U8 *	reallocateData (S32 size)
BOOL	resize (U16 width, U16 height, S8 components)
U8 *	getSubImage (U32 x_pos, U32 y_pos, U32 width, U32 height) const
BOOL	setSubImage (U32 x_pos, U32 y_pos, U32 width, U32 height, const U8 *data, U32 stride=0, BOOL reverse_y=FALSE)
void	clear (U8 r=0, U8 g=0, U8 b=0, U8 a=255)
void	verticalFlip ()
void	expandToPowerOfTwo (S32 max_dim=MAX_IMAGE_SIZE, BOOL scale_image=TRUE)
void	contractToPowerOfTwo (S32 max_dim=MAX_IMAGE_SIZE, BOOL scale_image=TRUE)
void	biasedScaleToPowerOfTwo (S32 max_dim=MAX_IMAGE_SIZE)
void	scale (S32 new_width, S32 new_height, BOOL scale_image=TRUE)
void	fill (const LLColor4U &color)
void	copy (LLImageRaw *src)
void	copyUnscaled (LLImageRaw *src)
void	copyUnscaled4onto3 (LLImageRaw *src)
void	copyUnscaled3onto4 (LLImageRaw *src)
void	copyScaled (LLImageRaw *src)
void	copyScaled3onto4 (LLImageRaw *src)
void	copyScaled4onto3 (LLImageRaw *src)
void	composite (LLImageRaw *src)
void	compositeScaled4onto3 (LLImageRaw *src)
void	compositeUnscaled4onto3 (LLImageRaw *src)
Static Public Attributes
static S32	sGlobalRawMemory = 0
static S32	sRawImageCount = 0
Protected Member Functions
	~LLImageRaw ()
bool	createFromFile (const LLString &filename, bool j2c_lowest_mip_only=false)
void	copyLineScaled (U8 in, U8 out, S32 in_pixel_len, S32 out_pixel_len, S32 in_pixel_step, S32 out_pixel_step)
void	compositeRowScaled4onto3 (U8 in, U8 out, S32 in_pixel_len, S32 out_pixel_len)
U8	fastFractionalMult (U8 a, U8 b)