103 lines
3.6 KiB
Text
103 lines
3.6 KiB
Text
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef __com_sun_star_rendering_FloatingPointBitmapLayout_idl__
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#define __com_sun_star_rendering_FloatingPointBitmapLayout_idl__
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#include <com/sun/star/rendering/FloatingPointBitmapFormat.idl>
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#include <com/sun/star/rendering/XColorSpace.idl>
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module com { module sun { module star { module rendering {
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/** This structure describes the memory layout of a bitmap having
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floating point color channels.<p>
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This structure collects all necessary information to describe the
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memory layout of a bitmap having floating point color channels<p>
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@since OOo 2.0
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*/
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struct FloatingPointBitmapLayout
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{
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/** Number of scanlines for this bitmap.
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This value must not be negative
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*/
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long ScanLines;
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/** Number of data bytes per scanline.
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This value must not be negative
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*/
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long ScanLineBytes;
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/** Byte offset between the start of two consecutive scanlines.
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This value is permitted to be negative, denoting a bitmap
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whose content is flipped at the x axis.
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*/
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long ScanLineStride;
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/** Byte offset between the start of two consecutive planes.
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This value is permitted to be negative. If this value is zero,
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the bitmap is assumed to be in chunky format, otherwise it is
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assumed to be planar. The difference between chunky and
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planar layout lies in the way how color channels are
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interleaved. For a chunky format, all channel data for a
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single pixel lies consecutively in memory. For a planar
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layout, the first channel of all pixel is stored consecutive,
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followed by the second channel, and so forth.<p>
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*/
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long PlaneStride;
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// TODO(F3): Need some specializations of XColorSpace for float
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// and half float formats. This maybe translates to the bitmap
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// layout as well, leading to separate structs for double, float
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// and half float formats, because of the ColorSpace member. Or
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// leave it as it is, forcing the client to query for derived
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// interfaces...
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/// Color space the bitmap colors shall be interpreted within.
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XColorSpace ColorSpace;
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/** Number of color components per pixel.
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This value must not be negative
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*/
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long NumComponents;
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/** Endianness of the pixel values.
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This value must be one of the <type>Endianness</type> constants
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*/
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byte Endianness;
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/** Format type of this bitmap.<p>
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This value must be one of the
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<type>FloatingPointBitmapFormat</type> constants.<p>
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*/
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byte Format;
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};
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}; }; }; };
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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