author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 02 Feb 2010 00:53:00 +0200 | |
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permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2008,2009 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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* Declaration of CCea861EdidParser class. |
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* |
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*/ |
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#ifndef C_CCEA861EDIDPARSER_H |
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#define C_CCEA861EDIDPARSER_H |
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#include <e32base.h> |
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#include "ediddatatypes.h" |
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#include "cea861ediddatatypes.h" |
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/** |
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* CCea861EdidParser is the base class for parsing CEA 861 EDID extension data |
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* |
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* @lib edidparser.dll |
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* @since S60 v9.2 |
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*/ |
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class CCea861EdidParser : public CBase |
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{ |
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public: |
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/** |
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* Two-phased constructor. |
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* |
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* Creates an instance of CCea861EdidParser |
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* |
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* @param aData |
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* @return CCea861EdidParser* created instance of CCea861EdidParser |
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* |
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*/ |
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IMPORT_C static CCea861EdidParser* NewL( const TExtDataBlock& aData ); |
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/** |
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* Two-phased constructor. |
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* |
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* Creates an instance of CEdidParserBase |
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* |
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* @param aData |
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* @return CCea861EdidParser* created instance of CCea861EdidParser |
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* |
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*/ |
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IMPORT_C static CCea861EdidParser* NewLC( const TExtDataBlock& aData ); |
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/** |
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* Destructor. |
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*/ |
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virtual ~CCea861EdidParser(); |
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/** |
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* Parses extension block |
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* |
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* @param aData Extension data block. |
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* @return TInt |
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*/ |
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IMPORT_C TInt ParseExtensionBlockL( const TExtDataBlock& aData ); |
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/** |
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* Indicates whether or not extension data is parsed |
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* |
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* @param none |
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* @return TBool |
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*/ |
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IMPORT_C TBool IsExtensionBlockParsed(); |
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/** |
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* Gets VIC (Video Identification Code) from given video data block |
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* |
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* @param aNumber |
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* @return VIC. Returns -1 if aNumber > number of VICs |
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*/ |
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IMPORT_C TInt8 GetVIC( TUint8 aNumber ); |
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/** |
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* Indicates whether or not underscan is supported |
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* |
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* @param none |
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* @return true/false |
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*/ |
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IMPORT_C TBool Underscan(); |
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/** |
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* Indicates whether or not basic audio is supported |
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* |
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* @param none |
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* @return true/false |
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*/ |
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IMPORT_C TBool BasicAudio(); |
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|
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/** |
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* Indicates whether or not YCbCr 4:4:4 color space is supported |
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* |
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* @param none |
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* @return true/false |
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*/ |
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IMPORT_C TBool YCbCr444(); |
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|
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/** |
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* Indicates whether or not YCbCr 4:2:2 color space is supported |
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* |
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* @param none |
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* @return true/false |
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*/ |
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IMPORT_C TBool YCbCr422(); |
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|
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/** |
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* Returns number of native formats. |
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* Section 2.2 in CEA-861-E.pdf describes native format as below: |
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* "A video format with native pixel layout and scanning method that the display device |
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* accepts and displays without any internal scaling, de-interlacing, interlacing or frame |
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* rate conversion" |
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* |
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* @param none |
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* @return number of native formats |
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*/ |
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IMPORT_C TUint8 TotalNumberOfNativeFormats(); |
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|
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/** |
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* Indicates whether or not Audio Data Block is supported |
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* |
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* @param none |
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* @return true/false |
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*/ |
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IMPORT_C TBool IsAudioDataBlockSupported(); |
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|
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/** |
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* Indicates whether or not Video Data Block is supported |
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* |
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* @param none |
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* @return true/false |
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*/ |
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IMPORT_C TBool IsVideoDataBlockSupported(); |
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|
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/** |
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* Indicates whether or not Vendor Specific Data Block is supported |
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* |
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* @param none |
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* @return true/false |
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*/ |
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IMPORT_C TBool IsVendorSpecificDataBlockSupported(); |
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|
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/** |
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* Indicates whether or not Speaker Allocation Data Block is supported |
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* |
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* |
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* @param none |
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* @return true/false |
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*/ |
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IMPORT_C TBool IsSpeakerAllocationDataBlockSupported(); |
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|
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/** |
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* Returns parsed information. |
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* Ownership of the pointer is not transfered. |
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* |
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* @param none |
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* @return CCea861ExtEdidInformation* |
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*/ |
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IMPORT_C CCea861ExtEdidInformation* GetParsedInformation(); |
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|
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/** |
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* Returns video latency from Vendor specific data block. |
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* Value is number of (milliseconds / 2) + 1 with a maximum allowed value of 251 (indicating |
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* 500 millisecond duration). A value of 0 indicates that the field is not valid |
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* or that the latency is unknown. A value of 255 indicates that no video is |
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* supported in this device or downstream. |
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* |
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* @param aVendorDataBlock |
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* @return video latency in ms |
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*/ |
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IMPORT_C TUint8 GetVideoLatency(); |
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|
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/** |
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* Returns audio latency from Vendor specific data block. |
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* Value is number of (milliseconds / 2) + 1 with a maximum allowed value of 251 (indicating |
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* 500 millisecond duration). A value of 0 indicates that the field is not valid |
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* or that the latency is unknown. A value of 255 indicates that no audio is |
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* supported in this device or downstream. |
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* |
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* @param none |
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* @return audio latency in ms |
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*/ |
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IMPORT_C TUint8 GetAudioLatency(); |
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|
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/** |
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* Returns interlaced video latency from Vendor specific data block. |
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* Value is number of (milliseconds / 2) + 1 with a maximum allowed value of 251 (indicating |
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* 500 millisecond duration). A value of 0 indicates that the field is not valid |
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* or that the latency is unknown. A value of 255 indicates that no video is |
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* supported in this device or downstream. |
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* |
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* @param aVendorDataBlock |
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* @return video latency in ms |
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*/ |
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IMPORT_C TUint8 GetInterlacedVideoLatency(); |
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/** |
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* Returns interlaced audio latency from Vendor specific data block. |
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* Value is number of (milliseconds / 2) + 1 with a maximum allowed value of 251 (indicating |
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* 500 millisecond duration). A value of 0 indicates that the field is not valid |
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* or that the latency is unknown. A value of 255 indicates that no audio is |
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* supported in this device or downstream. |
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* |
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* @param none |
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* @return audio latency in ms |
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*/ |
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IMPORT_C TUint8 GetInterlacedAudioLatency(); |
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private: |
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/** |
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* Default constructor. |
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*/ |
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CCea861EdidParser(); |
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/** |
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* By default Symbian 2nd phase constructor is private. |
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*/ |
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void ConstructL( const TExtDataBlock& aData ); |
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/** |
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* Reads CEA 861 extension v1 |
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* See table 36 in CEA-861-E.pdf |
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* |
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* @param aData |
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* @return TBool |
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*/ |
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TInt ReadCeaVersion1L( const TExtDataBlock& aData, TInt aIndex ); |
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/** |
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* Reads CEA 861 extension v2 |
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* See table 37 in CEA-861-E.pdf |
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* |
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* @param aData |
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* @return TBool |
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*/ |
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TInt ReadCeaVersion2L( const TExtDataBlock& aData, TInt aIndex ); |
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/** |
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* Reads CEA 861 extension v2 |
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* See table 38 in CEA-861-E.pdf |
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* |
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* @param aData |
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* @return TBool |
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*/ |
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TInt ReadCeaVersion3L( const TExtDataBlock& aData, TInt aIndex ); |
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/** |
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* Reads common parts of CEA 861 extension v2 and v3 |
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* See table 38 in CEA-861-E.pdf |
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* |
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* @param aData |
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* @return TBool |
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*/ |
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TInt ReadCeaVersion2and3Common( const TExtDataBlock& aData, TInt& aIndex ); |
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/** |
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* Gets EDID descriptor block |
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* |
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* @param aData |
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* @param aIndex |
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* @return TEdidDescriptorBlock |
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*/ |
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TEdidDescriptorBlock GetDescriptorBlock( const TExtDataBlock& aData, TInt& aIndex ) const; |
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/** |
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* Gets pixel clock from descriptor block |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint16 |
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*/ |
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TUint16 GetPixelClock( const TExtDataBlock& aData, TInt& aIndex ) const; |
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/** |
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* Gets Horizontal Addressable Video in pixels |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint16 |
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*/ |
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TUint16 GetHorizontalAddressableVideoPixels( const TExtDataBlock& aData, TInt& aIndex ) const; |
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/** |
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* Gets Horizontal Blanking in pixels |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint16 |
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*/ |
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TUint16 GetHorizontalBlanking( const TExtDataBlock& aData, TInt& aIndex ) const; |
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/** |
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* Gets Vertical Addressable Video in lines |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint16 |
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*/ |
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TUint16 GetVerticalAddressableVideoPixels( const TExtDataBlock& aData, TInt& aIndex ) const; |
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|
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/** |
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* Gets Vertical Blanking in lines |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint16 |
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*/ |
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TUint16 GetVerticalBlanking( const TExtDataBlock& aData, TInt& aIndex ) const; |
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|
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/** |
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* Gets Horizontal Front Porch in pixels |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint16 |
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*/ |
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TUint16 GetHorizontalFrontPorch( const TExtDataBlock& aData, TInt& aIndex ) const; |
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|
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/** |
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* Gets Horizontal Sync Pulse Width in lines |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint16 |
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*/ |
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TUint16 GetHorizontalSyncPulseWidth( const TExtDataBlock& aData, TInt& aIndex ) const; |
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|
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/** |
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* Gets Vertical Front Porch in lines |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint16 |
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*/ |
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TUint16 GetVerticalFrontPorch( const TExtDataBlock& aData, TInt& aIndex ) const; |
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|
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/** |
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* Gets Vertical Sync Pulse Width in lines |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint16 |
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*/ |
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TUint8 GetVerticalSyncPulseWidth( const TExtDataBlock& aData, TInt& aIndex ) const; |
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|
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/** |
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* Gets Horizontal Addressable Video Image Size in mm |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint16 |
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*/ |
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TUint16 GetHorizontalAddressableImageSizeInMm( const TExtDataBlock& aData, TInt& aIndex ) const; |
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|
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/** |
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* Gets Vertical Addressable Video Image Size in mm |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint16 |
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*/ |
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TUint16 GetVerticalAddressableImageSizeInMm( const TExtDataBlock& aData, TInt& aIndex ) const; |
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|
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/** |
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* Gets Right Horizontal Border or Left Horizontal Border in Pixels |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint8 |
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*/ |
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TUint8 GetHorizontalBorderSize( const TExtDataBlock& aData, TInt& aIndex ) const; |
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|
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/** |
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* Gets Top Vertical Border or Bottom Vertical Border in Lines |
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* |
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* @param aData |
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* @param aIndex |
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* @return TUint8 |
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*/ |
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TUint8 GetVerticalBorderSize(const TExtDataBlock& aData, TInt& aIndex) const; |
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|
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|
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/** |
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|
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* Checks whether or not video is interlaced |
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* |
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|
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* @param aData |
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* @param aIndex |
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|
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* @return TBool |
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*/ |
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|
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TBool GetVideoIsInterlaced( const TExtDataBlock& aData, TInt& aIndex ) const; |
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|
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|
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|
407 |
/** |
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Revision: 201003
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|
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* Gets stero support |
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|
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* |
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* @param aData |
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* @param aIndex |
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* @return TEdidStereoViewingSupport |
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*/ |
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|
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TEdidStereoViewingSupport GetStereoViewingSupport( const TExtDataBlock& aData, TInt& aIndex ) const; |
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|
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|
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|
416 |
/** |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
417 |
* Gets signal definitions |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
418 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
419 |
* @param aData |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
420 |
* @param aIndex |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
421 |
* @return TEdidSyncSignalDefinitions |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
422 |
*/ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
423 |
TEdidSyncSignalDefinitions GetSyncSignalDefinitions( const TExtDataBlock& aData, TInt& aIndex ) const; |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
424 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
425 |
/** |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
426 |
* Gets analog sync signal definitions |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
427 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
428 |
* @param aByte17 |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
429 |
* @return TEdidSyncSignalDefinitions |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
430 |
*/ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
431 |
static TEdidSyncSignalDefinitions GetAnalogSyncSignalDefinitions( const TUint8 aByte17 ); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
432 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
433 |
/** |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
434 |
* Gets digital sync signal definitions |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
435 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
436 |
* @param aByte17 |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
437 |
* @return TEdidSyncSignalDefinitions |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
438 |
*/ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
439 |
static TEdidSyncSignalDefinitions GetDigitalSyncSignalDefinitions( const TUint8 aByte17 ); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
440 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
441 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
442 |
/** |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
443 |
* CEA data block |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
444 |
**/ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
445 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
446 |
/** |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
447 |
* Reads CEA data block collection |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
448 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
449 |
* @param aData |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
450 |
* @param aIndex |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
451 |
* @return TInt |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
452 |
*/ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
453 |
TInt ReadCeaDataBlockCollectionL( const TExtDataBlock& aData, TInt& aIndex ); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
454 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
455 |
/** |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
456 |
* Reads CEA 861 short audio data block |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
457 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
458 |
* @param aData |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
459 |
* @param aIndex |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
460 |
* @param aLen |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
461 |
* @return none |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
462 |
*/ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
463 |
void ReadCea861ShortAudioDataBlockL( const TExtDataBlock& aData, TInt& aIndex, const TInt8 aLen ); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
464 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
465 |
/** |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
466 |
* Reads CEA 861 short video data block |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
467 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
468 |
* @param aData |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
469 |
* @param aIndex |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
470 |
* @param aLen |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
471 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
472 |
* @return none |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
473 |
*/ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
474 |
void ReadCea861ShortVideoDataBlockL( const TExtDataBlock& aData, TInt& aIndex, const TInt8 aLen ); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
475 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
476 |
/** |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
477 |
* Reads CEA 861 vendor data block |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
478 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
479 |
* @param aData |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
480 |
* @param aIndex |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
481 |
* @param aLen |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
482 |
* @return none |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
483 |
*/ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
484 |
void ReadCea861VendorSpecificDataBlockL( const TExtDataBlock& aData, TInt& aIndex, TInt8 aLen ); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
485 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
486 |
/** |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
487 |
* Reads CEA 861 speaker allocation data block |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
488 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
489 |
* @param aData |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
490 |
* @param aIndex |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
491 |
* @param aLen |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
492 |
* @return none |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
493 |
*/ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
494 |
void ReadCea861SpeakerAllocationDataBlock( const TExtDataBlock& aData, TInt& aIndex, const TInt8 aLen ); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
495 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
496 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
497 |
/** |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
498 |
* Reads video capability block |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
499 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
500 |
* @param aData |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
501 |
* @param aIndex |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
502 |
* @param aLen |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
503 |
* @return none |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
504 |
*/ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
505 |
void ReadVideoCapabilityDataBlockL( const TExtDataBlock& aData, TInt& aIndex, const TInt8 aLen ); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
506 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
507 |
/** |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
508 |
* Reads unknwown data block to skip it |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
509 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
510 |
* @param aData |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
511 |
* @param aIndex |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
512 |
* @param aLen |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
513 |
* @return none |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
514 |
*/ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
515 |
void ReadUnknownTagCode( const TExtDataBlock& aData, TInt& aIndex, const TInt8 aLen ); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
516 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
517 |
/** |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
518 |
* Determines audio block information |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
519 |
* |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
520 |
* @param aAudioBlock |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
521 |
* @return none |
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*/ |
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void CCea861EdidParser::DetermineAudioBlockInformation( TCEA861AudioDataBlock* aAudioBlock ); |
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/** |
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* Check if Latency_Fields_Preset bit is set as specified in HDMISpecification13a.pdf. |
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* |
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* @param aByte Byte to check. |
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* @return ETrue if Latency_Fields_Present bit is set. |
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TBool LatencyFieldsPresent( TUint8 aByte ) const; |
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/** |
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* Check if I_Latency_Fields_Preset bit is set as specified in HDMISpecification13a.pdf. |
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* |
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* @param aByte Byte to check. |
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* @return ETrue if I_Latency_Fields_Present bit is set. |
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*/ |
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TBool InterlacedLatencyFieldsPresent( TUint8 aByte ) const; |
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/** |
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* Calculate the video/audio latency in mm seconds. |
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* |
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* @param aByte Byte containing the latency information. |
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* @return Latency information in ms. |
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*/ |
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TUint8 LatencyInMs( TUint8 aByte ) const; |
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private: // data |
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TBool iParsed; // Indicates whether or not extension block is parsed |
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TExtDataBlock iExtensionData; // Extension data |
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CCea861ExtEdidInformation* iParsedInfo; // Contains Parsed information |
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TBool iAudioDataBlockSupported; |
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TBool iVideoDataBlockSupported; |
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TBool iVendorSpecificDataBlockSupported; |
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TBool iSpeakerAllocationDataBlockSupported; |
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}; |
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#endif // C_CCEA861EDIDPARSER_H |