diff -r 666f914201fb -r 2fe1408b6811 epoc32/include/mmf/devvideo/sorensonspark.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/epoc32/include/mmf/devvideo/sorensonspark.h Tue Mar 16 16:12:26 2010 +0000 @@ -0,0 +1,113 @@ +// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). +// All rights reserved. +// This component and the accompanying materials are made available +// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members +// which accompanies this distribution, and is available +// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html". +// +// Initial Contributors: +// Nokia Corporation - initial contribution. +// +// Contributors: +// +// Description: +// Constants and structs specific to Sorenson Spark. See the DevVideo specs for more details. +// +// + +#ifndef __DEVVIDEO_SORENSENSPARK_H__ +#define __DEVVIDEO_SORENSENSPARK_H__ + +#include + +/** +Specifies the picture type. +@publishedAll +@released +*/ +enum TSparkPictureType + { + /** + Indicates a keyframe + */ + ESparkPictureTypeKey = 0x01, + /** + Indicates a predicted or inter frame + */ + ESparkPictureTypeP = 0x02, + /** + Indicates a predicted frame that is disposable + */ + ESparkPictureTypeDisp = 0x04 + }; + +/** +Specifies action of deblocking filter +@publishedAll +@released +*/ +enum TSparkDeblocking + { + /** + Never deblock + */ + EDeblockNever = 0x1, + /** + Always deblock + */ + EDeblockAlways = 0x2, + /** + Apply deblocking as requested by video packet deblocking flag + */ + EDeblockAsIndicated = 0x4 + }; + + +/** +Settings to describe decompression +@publishedAll +@released +*/ +class TSparkDecompressSettings + { +public: + /** + If this member is set to EDeblockNever the decompressor will never deblock the image even + if the deblocking bit is set in the bitstream. If this member is set to EDeblockAlways the + decompressor will deblock the image even if the deblocking bit not set in the bitstream. + If this member is set to EDeblockAsIndicated then deblocking will only occur when the + deblocking bit in the bitstream is set to 1. + */ + TSparkDeblocking iDeblockingMethod; + }; + + +/** +Sorenson Spark video packet header +@publishedAll +@released +*/ +class TSparkPictureHeader + { +public: + /** + Indicates the temporal reference, which is formed by incrementing the value in the previously transmitted + picture header by one, plus the number of non-transmitted pictures since the previously transmitted one. + */ + TUint iTemporalReference; + /** + Indicates the picture coding type. iPictureType is set according to the picture header as one of + the values defined in TSparkPictureType + */ + TSparkPictureType iPictureType; + /** + Requests use of deblocking filter + */ + TBool Deblocking; + /** + Indicates the initial value of the quantization parameter + */ + TUint iQuantizer; + }; + +#endif