LLImageTGA Class Reference

#include <llimagetga.h>

Inheritance diagram for LLImageTGA:

[legend]Collaboration diagram for LLImageTGA:

[legend]List of all members.

Public Member Functions
	LLImageTGA ()
	LLImageTGA (const LLString &file_name)
BOOL	updateData ()
BOOL	decode (LLImageRaw *raw_image, F32 decode_time=0.0)
BOOL	encode (const LLImageRaw *raw_image, F32 encode_time=0.0)
BOOL	decodeAndProcess (LLImageRaw *raw_image, F32 domain, F32 weight)
Protected Member Functions
virtual	~LLImageTGA ()
Private Member Functions
BOOL	decodeTruecolor (LLImageRaw *raw_image, BOOL rle, BOOL flipped)
BOOL	decodeTruecolorRle8 (LLImageRaw *raw_image)
BOOL	decodeTruecolorRle15 (LLImageRaw *raw_image)
BOOL	decodeTruecolorRle24 (LLImageRaw *raw_image)
BOOL	decodeTruecolorRle32 (LLImageRaw *raw_image, BOOL &alpha_opaque)
void	decodeTruecolorPixel15 (U8 *dst, const U8 *src)
BOOL	decodeTruecolorNonRle (LLImageRaw *raw_image, BOOL &alpha_opaque)
BOOL	decodeColorMap (LLImageRaw *raw_image, BOOL rle, BOOL flipped)
void	decodeColorMapPixel8 (U8 *dst, const U8 *src)
void	decodeColorMapPixel15 (U8 *dst, const U8 *src)
void	decodeColorMapPixel24 (U8 *dst, const U8 *src)
void	decodeColorMapPixel32 (U8 *dst, const U8 *src)
bool	loadFile (const LLString &file_name)
Private Attributes
U32	mDataOffset
U8	mIDLength
U8	mColorMapType
U8	mImageType
U8	mColorMapIndexLo
U8	mColorMapIndexHi
U8	mColorMapLengthLo
U8	mColorMapLengthHi
U8	mColorMapDepth
U8	mXOffsetLo
U8	mXOffsetHi
U8	mYOffsetLo
U8	mYOffsetHi
U8	mWidthLo
U8	mWidthHi
U8	mHeightLo
U8	mHeightHi
U8	mPixelSize
U8	mAttributeBits
U8	mOriginRightBit
U8	mOriginTopBit
U8	mInterleave
U8 *	mColorMap
S32	mColorMapStart
S32	mColorMapLength
S32	mColorMapBytesPerEntry
BOOL	mIs15Bit
Static Private Attributes
static const U8	s5to8bits [32]

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Detailed Description

Definition at line 39 of file llimagetga.h.

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Constructor & Destructor Documentation

LLImageTGA::~LLImageTGA

(

)

[protected, virtual]

Definition at line 81 of file llimagetga.cpp.

References mColorMap.

LLImageTGA::LLImageTGA

(

)

Definition at line 60 of file llimagetga.cpp.

LLImageTGA::LLImageTGA

(

const LLString &

file_name

)

Definition at line 70 of file llimagetga.cpp.

References loadFile().

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Member Function Documentation

BOOL LLImageTGA::decode	(	LLImageRaw *	raw_image,
		F32	decode_time = 0.0
	)			[virtual]

Implements LLImageFormatted.

Definition at line 305 of file llimagetga.cpp.

References decodeColorMap(), decodeTruecolor(), FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getDataSize(), LLImageBase::getHeight(), LLImageBase::getWidth(), llassert_always, mColorMap, mImageType, mOriginRightBit, mOriginTopBit, LLImageRaw::resize(), and LLImageBase::setLastError().

BOOL LLImageTGA::decodeAndProcess	(	LLImageRaw *	raw_image,
		F32	domain,
		F32	weight
	)

Definition at line 996 of file llimagetga.cpp.

References bias(), f, FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getDataSize(), LLImageBase::getHeight(), LLImageBase::getWidth(), i, llassert_always, llclampb(), llclampf(), llendl, llerrs, mDataOffset, mImageType, mOriginRightBit, mOriginTopBit, LLImageRaw::resize(), S32, LLImageBase::setLastError(), and TRUE.

BOOL LLImageTGA::decodeColorMap	(	LLImageRaw *	raw_image,
		BOOL	rle,
		BOOL	flipped
	)			[private]

Definition at line 499 of file llimagetga.cpp.

References decodeColorMapPixel15(), decodeColorMapPixel24(), decodeColorMapPixel32(), decodeColorMapPixel8(), FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), i, j, llassert, mColorMapBytesPerEntry, mDataOffset, mPixelSize, S32, TRUE, LLImageRaw::verticalFlip(), and void.

Referenced by decode().

void LLImageTGA::decodeColorMapPixel15	(	U8 *	dst,
		const U8 *	src
	)			[private]

Definition at line 475 of file llimagetga.cpp.

References decodeTruecolorPixel15(), llclamp(), mColorMap, mColorMapLength, mColorMapStart, and S32.

Referenced by decodeColorMap().

void LLImageTGA::decodeColorMapPixel24	(	U8 *	dst,
		const U8 *	src
	)			[private]

Definition at line 481 of file llimagetga.cpp.

References llclamp(), mColorMap, mColorMapLength, mColorMapStart, and S32.

Referenced by decodeColorMap().

void LLImageTGA::decodeColorMapPixel32	(	U8 *	dst,
		const U8 *	src
	)			[private]

Definition at line 489 of file llimagetga.cpp.

References llclamp(), mColorMap, mColorMapLength, mColorMapStart, and S32.

Referenced by decodeColorMap().

void LLImageTGA::decodeColorMapPixel8	(	U8 *	dst,
		const U8 *	src
	)			[private]

Definition at line 469 of file llimagetga.cpp.

References llclamp(), mColorMap, mColorMapLength, mColorMapStart, and S32.

Referenced by decodeColorMap().

BOOL LLImageTGA::decodeTruecolor	(	LLImageRaw *	raw_image,
		BOOL	rle,
		BOOL	flipped
	)			[private]

Definition at line 348 of file llimagetga.cpp.

References LLImageRaw::copy(), decodeTruecolorNonRle(), decodeTruecolorRle15(), decodeTruecolorRle24(), decodeTruecolorRle32(), decodeTruecolorRle8(), FALSE, LLImageBase::getComponents(), LLImageBase::getHeight(), LLImageBase::getWidth(), mIs15Bit, LLImageRaw::resize(), and LLImageRaw::verticalFlip().

Referenced by decode().

BOOL LLImageTGA::decodeTruecolorNonRle	(	LLImageRaw *	raw_image,
		BOOL &	alpha_opaque
	)			[private]

Definition at line 412 of file llimagetga.cpp.

References decodeTruecolorPixel15(), FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), mDataOffset, mIs15Bit, pixels, S32, and TRUE.

Referenced by decodeTruecolor().

void LLImageTGA::decodeTruecolorPixel15	(	U8 *	dst,
		const U8 *	src
	)			[inline, private]

Definition at line 47 of file llimagetga.cpp.

References s5to8bits, and t.

Referenced by decodeColorMapPixel15(), decodeTruecolorNonRle(), and decodeTruecolorRle15().

BOOL LLImageTGA::decodeTruecolorRle15

(

LLImageRaw *

raw_image

)

[private]

Definition at line 823 of file llimagetga.cpp.

References decodeTruecolorPixel15(), FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getDataSize(), LLImageBase::getHeight(), LLImageBase::getWidth(), llassert, mDataOffset, mIs15Bit, and TRUE.

Referenced by decodeTruecolor().

BOOL LLImageTGA::decodeTruecolorRle24

(

LLImageRaw *

raw_image

)

[private]

Definition at line 882 of file llimagetga.cpp.

References FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getDataSize(), LLImageBase::getHeight(), LLImageBase::getWidth(), llassert, mDataOffset, and TRUE.

Referenced by decodeTruecolor().

BOOL LLImageTGA::decodeTruecolorRle32	(	LLImageRaw *	raw_image,
		BOOL &	alpha_opaque
	)			[private]

Definition at line 744 of file llimagetga.cpp.

References FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getDataSize(), LLImageBase::getHeight(), LLImageBase::getWidth(), llassert, mDataOffset, and TRUE.

Referenced by decodeTruecolor().

BOOL LLImageTGA::decodeTruecolorRle8

(

LLImageRaw *

raw_image

)

[private]

Definition at line 942 of file llimagetga.cpp.

References FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getDataSize(), LLImageBase::getHeight(), LLImageBase::getWidth(), llassert, mDataOffset, and TRUE.

Referenced by decodeTruecolor().

BOOL LLImageTGA::encode	(	const LLImageRaw *	raw_image,
		F32	encode_time = 0.0
	)			[virtual]

Implements LLImageFormatted.

Definition at line 594 of file llimagetga.cpp.

References LLImageFormatted::allocateData(), LLImageFormatted::deleteData(), FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), i, j, llassert, llassert_always, mAttributeBits, mColorMapDepth, mColorMapIndexHi, mColorMapIndexLo, mColorMapLengthHi, mColorMapLengthLo, mColorMapType, mDataOffset, mHeightHi, mHeightLo, mIDLength, mImageType, mInterleave, mOriginRightBit, mOriginTopBit, mPixelSize, mWidthHi, mWidthLo, mXOffsetHi, mXOffsetLo, mYOffsetHi, mYOffsetLo, pixels, S32, LLImageBase::setSize(), and TRUE.

Referenced by LLVOVolume::writeCAL3D().

bool LLImageTGA::loadFile

(

const LLString &

file_name

)

[private]

Definition at line 1116 of file llimagetga.cpp.

References LLImageFormatted::allocateData(), LLImageFormatted::deleteData(), LLFile::fopen(), llendl, llwarns, S32, LLStringBase< char >::toLower(), and updateData().

Referenced by LLImageTGA().

BOOL LLImageTGA::updateData

(

)

[virtual]

Implements LLImageFormatted.

Definition at line 86 of file llimagetga.cpp.

References FALSE, LLImageBase::getData(), LLImageBase::getDataSize(), height, llendl, llerrs, mAttributeBits, mColorMap, mColorMapBytesPerEntry, mColorMapDepth, mColorMapIndexHi, mColorMapIndexLo, mColorMapLength, mColorMapLengthHi, mColorMapLengthLo, mColorMapStart, mColorMapType, mDataOffset, mHeightHi, mHeightLo, mIDLength, mImageType, mInterleave, mIs15Bit, mOriginRightBit, mOriginTopBit, mPixelSize, mWidthHi, mWidthLo, mXOffsetHi, mXOffsetLo, mYOffsetHi, mYOffsetLo, LLImageBase::resetLastError(), S32, LLImageBase::setLastError(), LLImageBase::setSize(), TRUE, and width.

Referenced by loadFile().

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Member Data Documentation

U8 LLImageTGA::mAttributeBits [private]

Definition at line 97 of file llimagetga.h.

Referenced by encode(), and updateData().

U8* LLImageTGA::mColorMap [private]

Definition at line 102 of file llimagetga.h.

Referenced by decode(), decodeColorMapPixel15(), decodeColorMapPixel24(), decodeColorMapPixel32(), decodeColorMapPixel8(), updateData(), and ~LLImageTGA().

S32 LLImageTGA::mColorMapBytesPerEntry [private]

Definition at line 105 of file llimagetga.h.

Referenced by decodeColorMap(), and updateData().

U8 LLImageTGA::mColorMapDepth [private]

Definition at line 87 of file llimagetga.h.

Referenced by encode(), and updateData().

U8 LLImageTGA::mColorMapIndexHi [private]

Definition at line 84 of file llimagetga.h.

Referenced by encode(), and updateData().

U8 LLImageTGA::mColorMapIndexLo [private]

Definition at line 83 of file llimagetga.h.

Referenced by encode(), and updateData().

S32 LLImageTGA::mColorMapLength [private]

Definition at line 104 of file llimagetga.h.

Referenced by decodeColorMapPixel15(), decodeColorMapPixel24(), decodeColorMapPixel32(), decodeColorMapPixel8(), and updateData().

U8 LLImageTGA::mColorMapLengthHi [private]

Definition at line 86 of file llimagetga.h.

Referenced by encode(), and updateData().

U8 LLImageTGA::mColorMapLengthLo [private]

Definition at line 85 of file llimagetga.h.

Referenced by encode(), and updateData().

S32 LLImageTGA::mColorMapStart [private]

Definition at line 103 of file llimagetga.h.

Referenced by decodeColorMapPixel15(), decodeColorMapPixel24(), decodeColorMapPixel32(), decodeColorMapPixel8(), and updateData().

U8 LLImageTGA::mColorMapType [private]

Definition at line 81 of file llimagetga.h.

Referenced by encode(), and updateData().

U32 LLImageTGA::mDataOffset [private]

Definition at line 77 of file llimagetga.h.

Referenced by decodeAndProcess(), decodeColorMap(), decodeTruecolorNonRle(), decodeTruecolorRle15(), decodeTruecolorRle24(), decodeTruecolorRle32(), decodeTruecolorRle8(), encode(), and updateData().

U8 LLImageTGA::mHeightHi [private]

Definition at line 95 of file llimagetga.h.

Referenced by encode(), and updateData().

U8 LLImageTGA::mHeightLo [private]

Definition at line 94 of file llimagetga.h.

Referenced by encode(), and updateData().

U8 LLImageTGA::mIDLength [private]

Definition at line 80 of file llimagetga.h.

Referenced by encode(), and updateData().

U8 LLImageTGA::mImageType [private]

Definition at line 82 of file llimagetga.h.

Referenced by decode(), decodeAndProcess(), encode(), and updateData().

U8 LLImageTGA::mInterleave [private]

Definition at line 100 of file llimagetga.h.

Referenced by encode(), and updateData().

BOOL LLImageTGA::mIs15Bit [private]

Definition at line 107 of file llimagetga.h.

Referenced by decodeTruecolor(), decodeTruecolorNonRle(), decodeTruecolorRle15(), and updateData().

U8 LLImageTGA::mOriginRightBit [private]

Definition at line 98 of file llimagetga.h.

Referenced by decode(), decodeAndProcess(), encode(), and updateData().

U8 LLImageTGA::mOriginTopBit [private]

Definition at line 99 of file llimagetga.h.

Referenced by decode(), decodeAndProcess(), encode(), and updateData().

U8 LLImageTGA::mPixelSize [private]

Definition at line 96 of file llimagetga.h.

Referenced by decodeColorMap(), encode(), and updateData().

U8 LLImageTGA::mWidthHi [private]

Definition at line 93 of file llimagetga.h.

Referenced by encode(), and updateData().

U8 LLImageTGA::mWidthLo [private]

Definition at line 92 of file llimagetga.h.

Referenced by encode(), and updateData().

U8 LLImageTGA::mXOffsetHi [private]

Definition at line 89 of file llimagetga.h.

Referenced by encode(), and updateData().

U8 LLImageTGA::mXOffsetLo [private]

Definition at line 88 of file llimagetga.h.

Referenced by encode(), and updateData().

U8 LLImageTGA::mYOffsetHi [private]

Definition at line 91 of file llimagetga.h.

Referenced by encode(), and updateData().

U8 LLImageTGA::mYOffsetLo [private]

Definition at line 90 of file llimagetga.h.

Referenced by encode(), and updateData().

const U8 LLImageTGA::s5to8bits [static, private]

Initial value:

 
        {
                0,   8,  16,  25,  33,  41,  49,  58,
           66,  74,  82,  90,  99, 107, 115, 123,
          132, 140, 148, 156, 165, 173, 181, 189,
          197, 206, 214, 222, 230, 239, 247, 255
        }

Definition at line 109 of file llimagetga.h.

Referenced by decodeTruecolorPixel15().

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

• llimagetga.h
• llimagetga.cpp

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