mmserv/thumbnailengine/TneProcessorInc/ctrcommon.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 06 Jul 2010 14:50:35 +0300
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permissions -rw-r--r--
Revision: 201025 Kit: 2010127
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/*
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* Copyright (c) 2005 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:   Common elements / data types
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*
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*/
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#ifndef CTRCOMMON_H
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#define CTRCOMMON_H
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// INCLUDES
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#include <e32std.h>
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// Video data format
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enum TTRVideoDataType
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{
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	ETRDuCodedPicture = 0,  // Each data unit contains one coded video picture
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	ETRDuVideoSegment,  // Each data unit contains one coded video segment (according resync value (MPEG4) and GOB header in H.263)
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	ETRYuvRawData420,   // Each data unit represents uncompressed video picture in YUV 4:2:0 format
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	ETRYuvRawData422    // Each data unit represents uncompressed video picture in YUV 4:2:2 format
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};
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/**
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*  Video coding options
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*  @lib TRANSCODER.LIB
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*  @since 3.1
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*/
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class TTRVideoCodingOptions
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    {
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    public:
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        // Segment interval in picture. In H.263 baseline this means number of non-empty GOB headers 
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        // (1=every GOB has a header), in MB-based systems number of MBs per segment. 
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        // Default is 0 == no segments inside picture
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        // Coding standard & used profile etc. limit the value.
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        TInt iSyncIntervalInPicture;
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        // Time between random access points (I-Frame)
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        TUint iMinRandomAccessPeriodInSeconds;
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        // Relevant to MPEG4 only. Specifies whether data partitioning is in use. 
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        // When equal to ETrue, data partitioning is in use.
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        TBool iDataPartitioning;
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        // Relevant to MPEG4 only. Specifies whether reversible variable length coding is in use. 
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        // When equal to ETrue, reversible variable length coding is in use. 
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        // Valid only if iDataPartitioned is equal to ETrue.
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        TBool iReversibleVLC;
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        // Relevant to MPEG4 only. Header extension code. 
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        TUint iHeaderExtension;
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    };
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/**
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*  Video format
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*  @lib TRANSCODER.LIB
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*  @since 3.1
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*/
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class TTRVideoFormat
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    {
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    public:
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        // Video picture size
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        TSize iSize;
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        // Video data type
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        TInt iDataType;
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    };
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/**
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*  Video picture
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*  @lib TRANSCODER.LIB
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*  @since 3.1
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*/
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class TTRVideoPicture
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    {
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    public:
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        // Picture data
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        TPtr8* iRawData;
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        // Picture size in pixels
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        TSize iDataSize;
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        // Picture timestamp
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        TTimeIntervalMicroSeconds iTimestamp;
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        // Queue element
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        TDblQueLink iLink; 
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        // Misc user info
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        TAny* iUser;
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    };
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/**
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*  Display options
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*  @lib TRANSCODER.LIB
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*  @since 3.1
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*/
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class TTRDisplayOptions
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    {
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    public:
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        // The video output rectangle on screen
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        TRect   iVideoRect;
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        // Initial clipping region to use
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        TRegion iClipRegion;
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    };
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/**
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*  TTREventItem
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*  @lib TRANSCODER.LIB
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*/
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class CTREventItem
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    {
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    public:
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        // Timestamp from which to start iAction
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        TTimeIntervalMicroSeconds iTimestamp;
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        // EnableEncoder setting status
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        TBool iEnableEncoderStatus; 
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        // Enable PS setting status
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        TBool iEnablePictureSinkStatus;
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        // RandomAccess client's setting
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        TBool iRandomAccessStatus;
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        // Enable / Disable encoder client setting
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        TBool iEnableEncoderClientSetting;
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        // Enable / Disable picture sink client's setting
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        TBool iEnablePictureSinkClientSetting;
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        // Queue link
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        TDblQueLink iLink;
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    public:
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        // Reset item's setting
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        inline void Reset()
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            {
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            // Reset setting statuses & ts
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            iTimestamp = -1;
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            iEnableEncoderStatus = EFalse;
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            iEnablePictureSinkStatus = EFalse;
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            iRandomAccessStatus = EFalse;
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            };
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    };
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#endif