diff options
Diffstat (limited to 'indra/llimage/llimagetga.h')
| -rw-r--r-- | indra/llimage/llimagetga.h | 128 |
1 files changed, 64 insertions, 64 deletions
diff --git a/indra/llimage/llimagetga.h b/indra/llimage/llimagetga.h index b1f34dcdad..a6aafc5fed 100644 --- a/indra/llimage/llimagetga.h +++ b/indra/llimage/llimagetga.h @@ -1,25 +1,25 @@ -/** +/** * @file llimagetga.h * @brief Image implementation to compresses and decompressed TGA files. * * $LicenseInfo:firstyear=2001&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. - * + * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. - * + * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. - * + * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * + * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ @@ -34,75 +34,75 @@ class LLImageTGA : public LLImageFormatted { protected: - virtual ~LLImageTGA(); - + virtual ~LLImageTGA(); + public: - LLImageTGA(); - LLImageTGA(const std::string& file_name); + LLImageTGA(); + LLImageTGA(const std::string& file_name); + + /*virtual*/ std::string getExtension() { return std::string("tga"); } + /*virtual*/ bool updateData(); + /*virtual*/ bool decode(LLImageRaw* raw_image, F32 decode_time=0.0); + /*virtual*/ bool encode(const LLImageRaw* raw_image, F32 encode_time=0.0); - /*virtual*/ std::string getExtension() { return std::string("tga"); } - /*virtual*/ bool updateData(); - /*virtual*/ bool decode(LLImageRaw* raw_image, F32 decode_time=0.0); - /*virtual*/ bool encode(const LLImageRaw* raw_image, F32 encode_time=0.0); + bool decodeAndProcess(LLImageRaw* raw_image, F32 domain, F32 weight); - bool decodeAndProcess(LLImageRaw* raw_image, F32 domain, F32 weight); - private: - bool decodeTruecolor( LLImageRaw* raw_image, bool rle, bool flipped ); + 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 decodeTruecolorRle8( LLImageRaw* raw_image ); - bool decodeTruecolorRle15( LLImageRaw* raw_image ); - bool decodeTruecolorRle24( LLImageRaw* raw_image ); - bool decodeTruecolorRle32( LLImageRaw* raw_image, bool &alpha_opaque ); + bool decodeTruecolorNonRle( LLImageRaw* raw_image, bool &alpha_opaque ); - void decodeTruecolorPixel15( U8* dst, const U8* src ); + bool decodeColorMap( LLImageRaw* raw_image, bool rle, bool flipped ); - 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); - 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 std::string& file_name); - bool loadFile(const std::string& file_name); - private: - // Class specific data - U32 mDataOffset; // Offset from start of data to the actual header. - - // Data from header - U8 mIDLength; // Length of identifier string - U8 mColorMapType; // 0 = No Map - U8 mImageType; // Supported: 2 = Uncompressed true color, 3 = uncompressed monochrome without colormap - U8 mColorMapIndexLo; // First color map entry (low order byte) - U8 mColorMapIndexHi; // First color map entry (high order byte) - U8 mColorMapLengthLo; // Color map length (low order byte) - U8 mColorMapLengthHi; // Color map length (high order byte) - U8 mColorMapDepth; // Size of color map entry (15, 16, 24, or 32 bits) - U8 mXOffsetLo; // X offset of image (low order byte) - U8 mXOffsetHi; // X offset of image (hi order byte) - U8 mYOffsetLo; // Y offset of image (low order byte) - U8 mYOffsetHi; // Y offset of image (hi order byte) - U8 mWidthLo; // Width (low order byte) - U8 mWidthHi; // Width (hi order byte) - U8 mHeightLo; // Height (low order byte) - U8 mHeightHi; // Height (hi order byte) - U8 mPixelSize; // 8, 16, 24, 32 bits per pixel - U8 mAttributeBits; // 4 bits: number of attributes per pixel - U8 mOriginRightBit; // 1 bit: origin, 0 = left, 1 = right - U8 mOriginTopBit; // 1 bit: origin, 0 = bottom, 1 = top - U8 mInterleave; // 2 bits: interleaved flag, 0 = none, 1 = interleaved 2, 2 = interleaved 4 - - U8* mColorMap; - S32 mColorMapStart; - S32 mColorMapLength; - S32 mColorMapBytesPerEntry; - - bool mIs15Bit; - - static const U8 s5to8bits[32]; + // Class specific data + U32 mDataOffset; // Offset from start of data to the actual header. + + // Data from header + U8 mIDLength; // Length of identifier string + U8 mColorMapType; // 0 = No Map + U8 mImageType; // Supported: 2 = Uncompressed true color, 3 = uncompressed monochrome without colormap + U8 mColorMapIndexLo; // First color map entry (low order byte) + U8 mColorMapIndexHi; // First color map entry (high order byte) + U8 mColorMapLengthLo; // Color map length (low order byte) + U8 mColorMapLengthHi; // Color map length (high order byte) + U8 mColorMapDepth; // Size of color map entry (15, 16, 24, or 32 bits) + U8 mXOffsetLo; // X offset of image (low order byte) + U8 mXOffsetHi; // X offset of image (hi order byte) + U8 mYOffsetLo; // Y offset of image (low order byte) + U8 mYOffsetHi; // Y offset of image (hi order byte) + U8 mWidthLo; // Width (low order byte) + U8 mWidthHi; // Width (hi order byte) + U8 mHeightLo; // Height (low order byte) + U8 mHeightHi; // Height (hi order byte) + U8 mPixelSize; // 8, 16, 24, 32 bits per pixel + U8 mAttributeBits; // 4 bits: number of attributes per pixel + U8 mOriginRightBit; // 1 bit: origin, 0 = left, 1 = right + U8 mOriginTopBit; // 1 bit: origin, 0 = bottom, 1 = top + U8 mInterleave; // 2 bits: interleaved flag, 0 = none, 1 = interleaved 2, 2 = interleaved 4 + + U8* mColorMap; + S32 mColorMapStart; + S32 mColorMapLength; + S32 mColorMapBytesPerEntry; + + bool mIs15Bit; + + static const U8 s5to8bits[32]; }; #endif |