1*b1cdbd2cSJim Jagielski/************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski#ifndef __com_sun_star_rendering_FloatingPointBitmapLayout_idl__ 24*b1cdbd2cSJim Jagielski#define __com_sun_star_rendering_FloatingPointBitmapLayout_idl__ 25*b1cdbd2cSJim Jagielski 26*b1cdbd2cSJim Jagielski#ifndef __com_sun_star_rendering_FloatingPointBitmapFormat_idl__ 27*b1cdbd2cSJim Jagielski#include <com/sun/star/rendering/FloatingPointBitmapFormat.idl> 28*b1cdbd2cSJim Jagielski#endif 29*b1cdbd2cSJim Jagielski#ifndef __com_sun_star_rendering_XColorSpace_idl__ 30*b1cdbd2cSJim Jagielski#include <com/sun/star/rendering/XColorSpace.idl> 31*b1cdbd2cSJim Jagielski#endif 32*b1cdbd2cSJim Jagielski 33*b1cdbd2cSJim Jagielskimodule com { module sun { module star { module rendering { 34*b1cdbd2cSJim Jagielski 35*b1cdbd2cSJim Jagielski/** This structure describes the memory layout of a bitmap having 36*b1cdbd2cSJim Jagielski floating point color channels.<p> 37*b1cdbd2cSJim Jagielski 38*b1cdbd2cSJim Jagielski This structure collects all necessary information to describe the 39*b1cdbd2cSJim Jagielski memory layout of a bitmap having floating point color channels<p> 40*b1cdbd2cSJim Jagielski 41*b1cdbd2cSJim Jagielski @since OpenOffice 2.0 42*b1cdbd2cSJim Jagielski */ 43*b1cdbd2cSJim Jagielskistruct FloatingPointBitmapLayout 44*b1cdbd2cSJim Jagielski{ 45*b1cdbd2cSJim Jagielski /** Number of scanlines for this bitmap. 46*b1cdbd2cSJim Jagielski 47*b1cdbd2cSJim Jagielski This value must not be negative 48*b1cdbd2cSJim Jagielski */ 49*b1cdbd2cSJim Jagielski long ScanLines; 50*b1cdbd2cSJim Jagielski 51*b1cdbd2cSJim Jagielski /** Number of data bytes per scanline. 52*b1cdbd2cSJim Jagielski 53*b1cdbd2cSJim Jagielski This value must not be negative 54*b1cdbd2cSJim Jagielski */ 55*b1cdbd2cSJim Jagielski long ScanLineBytes; 56*b1cdbd2cSJim Jagielski 57*b1cdbd2cSJim Jagielski /** Byte offset between the start of two consecutive scanlines. 58*b1cdbd2cSJim Jagielski 59*b1cdbd2cSJim Jagielski This value is permitted to be negative, denoting a bitmap 60*b1cdbd2cSJim Jagielski whose content is flipped at the x axis. 61*b1cdbd2cSJim Jagielski */ 62*b1cdbd2cSJim Jagielski long ScanLineStride; 63*b1cdbd2cSJim Jagielski 64*b1cdbd2cSJim Jagielski /** Byte offset between the start of two consecutive planes. 65*b1cdbd2cSJim Jagielski 66*b1cdbd2cSJim Jagielski This value is permitted to be negative. If this value is zero, 67*b1cdbd2cSJim Jagielski the bitmap is assumed to be in chunky format, otherwise it is 68*b1cdbd2cSJim Jagielski assumed to be planar. The difference between chunky and 69*b1cdbd2cSJim Jagielski planar layout lies in the way how color channels are 70*b1cdbd2cSJim Jagielski interleaved. For a chunky format, all channel data for a 71*b1cdbd2cSJim Jagielski single pixel lies consecutively in memory. For a planar 72*b1cdbd2cSJim Jagielski layout, the first channel of all pixel is stored consecutive, 73*b1cdbd2cSJim Jagielski followed by the second channel, and so forth.<p> 74*b1cdbd2cSJim Jagielski */ 75*b1cdbd2cSJim Jagielski long PlaneStride; 76*b1cdbd2cSJim Jagielski 77*b1cdbd2cSJim Jagielski // TODO(F3): Need some specializations of XColorSpace for float 78*b1cdbd2cSJim Jagielski // and half float formats. This maybe translates to the bitmap 79*b1cdbd2cSJim Jagielski // layout as well, leading to separate structs for double, float 80*b1cdbd2cSJim Jagielski // and half float formats, because of the ColorSpace member. Or 81*b1cdbd2cSJim Jagielski // leave it as it is, forcing the client to query for derived 82*b1cdbd2cSJim Jagielski // interfaces... 83*b1cdbd2cSJim Jagielski 84*b1cdbd2cSJim Jagielski /// Color space the bitmap colors shall be interpreted within. 85*b1cdbd2cSJim Jagielski XColorSpace ColorSpace; 86*b1cdbd2cSJim Jagielski 87*b1cdbd2cSJim Jagielski /** Number of color components per pixel. 88*b1cdbd2cSJim Jagielski 89*b1cdbd2cSJim Jagielski This value must not be negative 90*b1cdbd2cSJim Jagielski */ 91*b1cdbd2cSJim Jagielski long NumComponents; 92*b1cdbd2cSJim Jagielski 93*b1cdbd2cSJim Jagielski /** Endianness of the pixel values. 94*b1cdbd2cSJim Jagielski 95*b1cdbd2cSJim Jagielski This value must be one of the <type>Endianness</type> constants 96*b1cdbd2cSJim Jagielski */ 97*b1cdbd2cSJim Jagielski byte Endianness; 98*b1cdbd2cSJim Jagielski 99*b1cdbd2cSJim Jagielski /** Format type of this bitmap.<p> 100*b1cdbd2cSJim Jagielski 101*b1cdbd2cSJim Jagielski This value must be one of the 102*b1cdbd2cSJim Jagielski <type>FloatingPointBitmapFormat</type> constants.<p> 103*b1cdbd2cSJim Jagielski */ 104*b1cdbd2cSJim Jagielski byte Format; 105*b1cdbd2cSJim Jagielski}; 106*b1cdbd2cSJim Jagielski 107*b1cdbd2cSJim Jagielski}; }; }; }; 108*b1cdbd2cSJim Jagielski 109*b1cdbd2cSJim Jagielski#endif 110