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// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#ifndef CONVERSIONCOEFFICIENT_H
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#define CONVERSIONCOEFFICIENT_H
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/**
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Specifies the possible YUV-RGB conversion coefficients to use.
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The coefficients are determined by two factors:
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The YUV signal range used, and the actual conversion multipliers.
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@publishedAll
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@released
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*/
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enum TYuvCoefficients
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{
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/**
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The nominal Y range is [16…235] and the U and V ranges [16…240]. This corresponds to H.264 | MPEG-4 AVC video_range_flag=0.
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*/
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EYuvRange0 = 0x01000000,
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/**
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The nominal Y, U, and V ranges are [0…255]. This corresponds to H.264 | MPEG-4 AVC video_range_flag=1.
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*/
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EYuvRange1 = 0x02000000,
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/**
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The YUV-RGB conversion cofficients are those specified in ITU-R Recommendation BT.709.
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This corresponds to H.264 | MPEG-4 AVC matrix_coefficients=1. BT.709 is the default YUV format used
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for MPEG-4 Part 2 and H.264 | MPEG-4 AVC.
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*/
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EYuvBt709 = 0x00000001,
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/**
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YUV data with range 0 (Y [16…235]) and conversion coefficients according to BT.709.
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This is the most typical configuration.
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*/
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EYuvBt709Range0 = EYuvRange0 | EYuvBt709,
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/**
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YUV data with range 1 (Y [0…255]) and conversion coefficients according to BT.709.
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*/
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EYuvBt709Range1 = EYuvRange1 | EYuvBt709,
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/**
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The YUV-RGB conversion cofficients are those specified in ITU-R Recommendation BT.601.5.
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*/
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EYuvBt601 = 0x00000002,
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/**
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YUV data with range 0 (Y [16…235]) and conversion coefficients according to BT.601.5.
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This is the data format used in H.263.
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*/
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EYuvBt601Range0 = EYuvRange0 | EYuvBt601,
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/**
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YUV data with range 1 (Y [0…255]) and conversion coefficients according to BT.601.5.
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*/
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EYuvBt601Range1 = EYuvRange1 | EYuvBt601,
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/**
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A custom conversion matrix is used.
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@see TYuvConversionMatrix.
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*/
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ECustomYuvMatrix = 0x00800000
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};
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#endif // CONVERSIONCOEFFICIENT_H
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