LLImageJPEG Class Reference

#include <llimagejpeg.h>

Inheritance diagram for LLImageJPEG:

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Collaboration diagram for LLImageJPEG:

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List of all members.

Public Member Functions
	LLImageJPEG ()
BOOL	updateData ()
BOOL	decode (LLImageRaw *raw_image, F32 decode_time)
BOOL	encode (const LLImageRaw *raw_image, F32 encode_time)
void	setEncodeQuality (S32 q)
S32	getEncodeQuality ()
Static Public Member Functions
static void	encodeInitDestination (j_compress_ptr cinfo)
static boolean	encodeEmptyOutputBuffer (j_compress_ptr cinfo)
static void	encodeTermDestination (j_compress_ptr cinfo)
static void	decodeInitSource (j_decompress_ptr cinfo)
static boolean	decodeFillInputBuffer (j_decompress_ptr cinfo)
static void	decodeSkipInputData (j_decompress_ptr cinfo, long num_bytes)
static void	decodeTermSource (j_decompress_ptr cinfo)
static void	errorExit (j_common_ptr cinfo)
static void	errorEmitMessage (j_common_ptr cinfo, int msg_level)
static void	errorOutputMessage (j_common_ptr cinfo)
static BOOL	decompress (LLImageJPEG *imagep)
Protected Member Functions
virtual	~LLImageJPEG ()
Protected Attributes
U8 *	mOutputBuffer
S32	mOutputBufferSize
S32	mEncodeQuality
jmp_buf	mSetjmpBuffer

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Detailed Description

Definition at line 49 of file llimagejpeg.h.

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Constructor & Destructor Documentation

LLImageJPEG::~LLImageJPEG

(

)

[protected, virtual]

Definition at line 47 of file llimagejpeg.cpp.

References llassert, and mOutputBuffer.

LLImageJPEG::LLImageJPEG

(

)

Definition at line 38 of file llimagejpeg.cpp.

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Member Function Documentation

BOOL LLImageJPEG::updateData

(

)

[virtual]

Implements LLImageFormatted.

Definition at line 53 of file llimagejpeg.cpp.

References decodeFillInputBuffer(), decodeInitSource(), decodeSkipInputData(), decodeTermSource(), errorEmitMessage(), errorExit(), errorOutputMessage(), FALSE, LLImageBase::getData(), LLImageBase::getDataSize(), NULL, LLImageBase::resetLastError(), LLImageBase::setLastError(), LLImageBase::setSize(), and TRUE.

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BOOL LLImageJPEG::decode	(	LLImageRaw *	raw_image,
		F32	decode_time
	)			[virtual]

Implements LLImageFormatted.

Definition at line 180 of file llimagejpeg.cpp.

References decodeFillInputBuffer(), decodeInitSource(), decodeSkipInputData(), decodeTermSource(), errorEmitMessage(), errorExit(), errorOutputMessage(), FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getDataSize(), LLImageBase::getHeight(), LLImageBase::getWidth(), llassert_always, NULL, LLImageBase::resetLastError(), LLImageRaw::resize(), S32, LLImageBase::setLastError(), LLImageBase::setSize(), and TRUE.

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BOOL LLImageJPEG::encode	(	const LLImageRaw *	raw_image,
		F32	encode_time
	)			[virtual]

Implements LLImageFormatted.

Definition at line 456 of file llimagejpeg.cpp.

References encodeEmptyOutputBuffer(), encodeInitDestination(), encodeTermDestination(), errorEmitMessage(), errorExit(), errorOutputMessage(), FALSE, LLImageBase::getComponents(), LLImageBase::getData(), LLImageBase::getHeight(), LLImageBase::getWidth(), llassert_always, mEncodeQuality, mOutputBuffer, mOutputBufferSize, mSetjmpBuffer, NULL, LLImageBase::resetLastError(), S32, LLImageBase::setLastError(), LLImageBase::setSize(), and TRUE.

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void LLImageJPEG::setEncodeQuality

(

S32

q

)

[inline]

Definition at line 61 of file llimagejpeg.h.

References mEncodeQuality.

S32 LLImageJPEG::getEncodeQuality

(

)

[inline]

Definition at line 62 of file llimagejpeg.h.

References mEncodeQuality.

void LLImageJPEG::encodeInitDestination

(

j_compress_ptr

cinfo

)

[static]

Definition at line 321 of file llimagejpeg.cpp.

Referenced by encode().

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boolean LLImageJPEG::encodeEmptyOutputBuffer

(

j_compress_ptr

cinfo

)

[static]

Definition at line 351 of file llimagejpeg.cpp.

References FALSE, llendl, llerrs, S32, and TRUE.

Referenced by encode().

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void LLImageJPEG::encodeTermDestination

(

j_compress_ptr

cinfo

)

[static]

Definition at line 383 of file llimagejpeg.cpp.

References S32.

Referenced by encode().

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void LLImageJPEG::decodeInitSource

(

j_decompress_ptr

cinfo

)

[static]

Definition at line 139 of file llimagejpeg.cpp.

Referenced by decode(), and updateData().

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boolean LLImageJPEG::decodeFillInputBuffer

(

j_decompress_ptr

cinfo

)

[static]

Definition at line 145 of file llimagejpeg.cpp.

References TRUE.

Referenced by decode(), and updateData().

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void LLImageJPEG::decodeSkipInputData	(	j_decompress_ptr	cinfo,
		long	num_bytes
	)			[static]

Definition at line 165 of file llimagejpeg.cpp.

Referenced by decode(), and updateData().

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void LLImageJPEG::decodeTermSource

(

j_decompress_ptr

cinfo

)

[static]

Definition at line 174 of file llimagejpeg.cpp.

Referenced by decode(), and updateData().

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void LLImageJPEG::errorExit

(

j_common_ptr

cinfo

)

[static]

Definition at line 394 of file llimagejpeg.cpp.

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

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void LLImageJPEG::errorEmitMessage	(	j_common_ptr	cinfo,
		int	msg_level
	)			[static]

Definition at line 417 of file llimagejpeg.cpp.

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

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void LLImageJPEG::errorOutputMessage

(

j_common_ptr

cinfo

)

[static]

Definition at line 444 of file llimagejpeg.cpp.

References llendl, and llwarns.

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

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static BOOL LLImageJPEG::decompress

(

LLImageJPEG *

imagep

)

[static]

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Member Data Documentation

U8* LLImageJPEG::mOutputBuffer [protected]

Definition at line 82 of file llimagejpeg.h.

Referenced by encode(), and ~LLImageJPEG().

S32 LLImageJPEG::mOutputBufferSize [protected]

Definition at line 83 of file llimagejpeg.h.

Referenced by encode().

S32 LLImageJPEG::mEncodeQuality [protected]

Definition at line 85 of file llimagejpeg.h.

Referenced by encode(), getEncodeQuality(), and setEncodeQuality().

jmp_buf LLImageJPEG::mSetjmpBuffer [protected]

Definition at line 87 of file llimagejpeg.h.

Referenced by encode().

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

• llimage/llimagejpeg.h
• llimage/llimagejpeg.cpp