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Diffstat (limited to 'basebmp/inc/basebmp/rgbmaskpixelformats.hxx')
| -rw-r--r-- | basebmp/inc/basebmp/rgbmaskpixelformats.hxx | 292 |
1 files changed, 0 insertions, 292 deletions
diff --git a/basebmp/inc/basebmp/rgbmaskpixelformats.hxx b/basebmp/inc/basebmp/rgbmaskpixelformats.hxx deleted file mode 100644 index 9c0269d5a0..0000000000 --- a/basebmp/inc/basebmp/rgbmaskpixelformats.hxx +++ /dev/null @@ -1,292 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2000, 2010 Oracle and/or its affiliates. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org 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 version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - -#ifndef INCLUDED_BASEBMP_RGBMASKPIXELFORMATS_HXX -#define INCLUDED_BASEBMP_RGBMASKPIXELFORMATS_HXX - -#include <basebmp/color.hxx> -#include <basebmp/colortraits.hxx> -#include <basebmp/accessor.hxx> -#include <basebmp/pixeliterator.hxx> -#include <basebmp/pixelformatadapters.hxx> -#include <basebmp/metafunctions.hxx> -#include <basebmp/endian.hxx> - -#include <vigra/numerictraits.hxx> -#include <vigra/metaprogramming.hxx> - -#include <functional> - -namespace basebmp -{ - -/** Base class operating on RGB truecolor mask pixel - - Use this template, if you have an (integer) pixel type, and three - bitmasks denoting where the channel bits are. - - @tpl PixelType - Input pixel type to operate on - - @tpl ColorType - Underlying color type, to convert the pixel values into - - @tpl RedMask - Bitmask, to access the red bits in the data type - - @tpl GreenMask - Bitmask, to access the green bits in the data type - - @tpl BlueMask - Bitmask, to access the blue bits in the data type - - @tpl SwapBytes - When true, the final pixel values will be byte-swapped before - passed on. - */ -template< typename PixelType, - typename ColorType, - unsigned int RedMask, - unsigned int GreenMask, - unsigned int BlueMask, - bool SwapBytes > struct RGBMaskFunctorBase -{ - typedef PixelType pixel_type; - typedef ColorType color_type; - typedef typename make_unsigned<pixel_type>::type unsigned_pixel_type; - typedef typename ColorTraits<ColorType>::component_type component_type; - - // calc corrective shifts for all three channels in advance - enum { - red_shift = numberOfTrailingZeros<RedMask>::value, - green_shift = numberOfTrailingZeros<GreenMask>::value, - blue_shift = numberOfTrailingZeros<BlueMask>::value, - - red_bits = bitcount<RedMask>::value, - green_bits = bitcount<GreenMask>::value, - blue_bits = bitcount<BlueMask>::value - }; -}; - -template< typename PixelType, - typename ColorType, - unsigned int RedMask, - unsigned int GreenMask, - unsigned int BlueMask, - bool SwapBytes > struct RGBMaskGetter : - public RGBMaskFunctorBase<PixelType, - ColorType, - RedMask, - GreenMask, - BlueMask, - SwapBytes>, - public std::unary_function<PixelType, ColorType> -{ - typedef RGBMaskFunctorBase<PixelType, - ColorType, - RedMask, - GreenMask, - BlueMask, - SwapBytes> base_type; - - ColorType operator()( PixelType v ) const - { - v = SwapBytes ? byteSwap(v) : v; - - const typename base_type::unsigned_pixel_type red (v & RedMask); - const typename base_type::unsigned_pixel_type green(v & GreenMask); - const typename base_type::unsigned_pixel_type blue (v & BlueMask); - - // shift color nibbles to right-aligend position. ORing it - // channel value shifted twice the number of channel bits, to - // spread the value into the component_type range - ColorType res( (shiftRight(red, - base_type::red_shift-8* - (signed)sizeof(typename base_type::component_type)+ - base_type::red_bits)) | - (shiftRight(red, - base_type::red_shift-8* - (signed)sizeof(typename base_type::component_type)+ - 2*base_type::red_bits)), - - (shiftRight(green, - base_type::green_shift-8* - (signed)sizeof(typename base_type::component_type)+ - base_type::green_bits)) | - (shiftRight(green, - base_type::green_shift-8* - (signed)sizeof(typename base_type::component_type)+ - 2*base_type::green_bits)), - - (shiftRight(blue, - base_type::blue_shift-8* - (signed)sizeof(typename base_type::component_type)+ - base_type::blue_bits)) | - (shiftRight(blue, - base_type::blue_shift-8* - (signed)sizeof(typename base_type::component_type)+ - 2*base_type::blue_bits)) ); - return res; - } -}; - -template< typename PixelType, - typename ColorType, - unsigned int RedMask, - unsigned int GreenMask, - unsigned int BlueMask, - bool SwapBytes > struct RGBMaskSetter : - public RGBMaskFunctorBase<PixelType, - ColorType, - RedMask, - GreenMask, - BlueMask, - SwapBytes>, - public std::unary_function<ColorType, PixelType> -{ - typedef RGBMaskFunctorBase<PixelType, - ColorType, - RedMask, - GreenMask, - BlueMask, - SwapBytes> base_type; - - PixelType operator()( ColorType const& c ) const - { - const typename base_type::unsigned_pixel_type red (c.getRed()); - const typename base_type::unsigned_pixel_type green(c.getGreen()); - const typename base_type::unsigned_pixel_type blue (c.getBlue()); - - typename base_type::unsigned_pixel_type res( - (shiftLeft(red, - base_type::red_shift-8* - (signed)sizeof(typename base_type::component_type)+ - base_type::red_bits) & RedMask) | - (shiftLeft(green, - base_type::green_shift-8* - (signed)sizeof(typename base_type::component_type)+ - base_type::green_bits) & GreenMask) | - (shiftLeft(blue, - base_type::blue_shift-8* - (signed)sizeof(typename base_type::component_type)+ - base_type::blue_bits) & BlueMask) ); - - return SwapBytes ? byteSwap(res) : res; - } -}; - -//----------------------------------------------------------------------------- - -template< typename PixelType, - unsigned int RedMask, - unsigned int GreenMask, - unsigned int BlueMask, - bool SwapBytes > struct PixelFormatTraitsTemplate_RGBMask -{ - typedef PixelType pixel_type; - - typedef RGBMaskGetter<pixel_type, - Color, - RedMask, - GreenMask, - BlueMask, - SwapBytes> getter_type; - typedef RGBMaskSetter<pixel_type, - Color, - RedMask, - GreenMask, - BlueMask, - SwapBytes> setter_type; - - typedef PixelIterator<pixel_type> iterator_type; - typedef StandardAccessor<pixel_type> raw_accessor_type; - typedef AccessorSelector< - getter_type, setter_type> accessor_selector; -}; - -//----------------------------------------------------------------------------- - -#ifdef OSL_LITENDIAN -# define BASEBMP_TRUECOLORMASK_LSB_SWAP false -# define BASEBMP_TRUECOLORMASK_MSB_SWAP true -#else -# ifdef OSL_BIGENDIAN -# define BASEBMP_TRUECOLORMASK_LSB_SWAP true -# define BASEBMP_TRUECOLORMASK_MSB_SWAP false -# else -# error Undetermined endianness! -# endif -#endif - -//----------------------------------------------------------------------------- - -// 16bpp MSB RGB -typedef PixelFormatTraitsTemplate_RGBMask< - sal_uInt16, - 0xF800, - 0x07E0, - 0x001F, - BASEBMP_TRUECOLORMASK_MSB_SWAP > PixelFormatTraits_RGB16_565_MSB; -BASEBMP_SPECIALIZE_ACCESSORTRAITS(PixelFormatTraits_RGB16_565_MSB::getter_type, - PixelFormatTraits_RGB16_565_MSB::setter_type); - -// 16bpp LSB RGB -typedef PixelFormatTraitsTemplate_RGBMask< - sal_uInt16, - 0xF800, - 0x07E0, - 0x001F, - BASEBMP_TRUECOLORMASK_LSB_SWAP > PixelFormatTraits_RGB16_565_LSB; -BASEBMP_SPECIALIZE_ACCESSORTRAITS(PixelFormatTraits_RGB16_565_LSB::getter_type, - PixelFormatTraits_RGB16_565_LSB::setter_type); - -// 32bpp endian-sensitive RGB -typedef PixelFormatTraitsTemplate_RGBMask< - sal_uInt32, - 0xFF0000, - 0x00FF00, - 0x0000FF, - BASEBMP_TRUECOLORMASK_LSB_SWAP > PixelFormatTraits_RGB32_888; -BASEBMP_SPECIALIZE_ACCESSORTRAITS(PixelFormatTraits_RGB32_888::getter_type, - PixelFormatTraits_RGB32_888::setter_type); - -// 32bpp endian-sensitive BGR -typedef PixelFormatTraitsTemplate_RGBMask< - sal_uInt32, - 0xFF0000, - 0x00FF00, - 0x0000FF, - BASEBMP_TRUECOLORMASK_MSB_SWAP > PixelFormatTraits_BGR32_888; -BASEBMP_SPECIALIZE_ACCESSORTRAITS(PixelFormatTraits_BGR32_888::getter_type, - PixelFormatTraits_BGR32_888::setter_type); - -} // namespace basebmp - -#endif /* INCLUDED_BASEBMP_RGBMASKPIXELFORMATS_HXX */ - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |