author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 19 Feb 2010 23:07:36 +0200 | |
branch | RCL_3 |
changeset 5 | 82749d516180 |
parent 0 | 2014ca87e772 |
child 7 | 2eb74cf6572e |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2006-2007 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: Image thumbnail decoder |
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* |
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*/ |
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//INCLUDE FILES |
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#include <e32base.h> |
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#include <imageconversion.h> |
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#include <exifread.h> |
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#include <e32math.h> |
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#include <iclextjpegapi.h> |
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#include "thumbnailimagedecoder.h" |
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#include "thumbnaillog.h" |
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#include "thumbnailpanic.h" |
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const TUid KImageTypeSVGUid = |
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{ |
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0x102073E7 |
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}; |
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// CImageDecoder supports up to 1/8 size reduction if EFullyScaleable is |
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// not set. |
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const TInt KMaximumReductionFactor = 8; |
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// Matchers for recognizing JPEG files |
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_LIT( KJpegMime, "image/jpeg" ); |
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// Matcher for recognizing SVG files |
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_LIT( KSvgMime, "image/svg+xml" ); |
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// ============================ MEMBER FUNCTIONS =============================== |
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// --------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::CThumbnailImageDecoder() |
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// C++ default constructor can NOT contain any code, that might leave. |
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// --------------------------------------------------------------------------- |
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// |
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CThumbnailImageDecoder::CThumbnailImageDecoder( RFs& aFs ): CActive( |
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EPriorityStandard ), iFs( aFs ) |
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{ |
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CActiveScheduler::Add( this ); |
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} |
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// --------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::~CThumbnailImageDecoder() |
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// Destructor. |
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// --------------------------------------------------------------------------- |
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// |
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CThumbnailImageDecoder::~CThumbnailImageDecoder() |
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{ |
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Release(); |
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} |
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// ----------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::CreateL() |
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// Creates thumbnail of image |
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// ----------------------------------------------------------------------------- |
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// |
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void CThumbnailImageDecoder::CreateL( RFile64& aFile, MThumbnailProviderObserver& |
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aObserver, const CThumbnailManager::TThumbnailQualityPreference aQualityPreference, const |
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TDataType& aMimeType, const TSize& aSize) |
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{ |
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TN_DEBUG1( "CThumbnailImageDecoder::CreateL() start" ); |
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iBuffer = NULL; |
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iSize = aSize; |
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iMimeType = aMimeType; |
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iObserver = &aObserver; |
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iFile = aFile; |
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CreateDecoderL( aQualityPreference ); |
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const TFrameInfo info( iDecoder->FrameInfo()); |
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if (( info.iOverallSizeInPixels.iWidth < 1 ) || ( |
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info.iOverallSizeInPixels.iHeight < 1 )) |
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{ |
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User::Leave( KErrCorrupt ); |
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} |
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iFrameInfoFlags = info.iFlags; |
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iOriginalSize = info.iOverallSizeInPixels; |
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TN_DEBUG1( "CThumbnailImageDecoder::CreateL() end" ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::CreateL() |
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// Creates thumbnail of image |
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// ----------------------------------------------------------------------------- |
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// |
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void CThumbnailImageDecoder::CreateL( const TDesC8* aBuffer, MThumbnailProviderObserver& |
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aObserver, const CThumbnailManager::TThumbnailQualityPreference aQualityPreference, const |
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TDataType& aMimeType, const TSize& aSize) |
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{ |
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TN_DEBUG1( "CThumbnailImageDecoder::CreateL() start" ); |
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115 |
|
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iSize = aSize; |
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iMimeType = aMimeType; |
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iObserver = &aObserver; |
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iBuffer = aBuffer; |
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120 |
|
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CreateDecoderL( aQualityPreference ); |
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122 |
|
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const TFrameInfo info( iDecoder->FrameInfo()); |
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if (( info.iOverallSizeInPixels.iWidth < 1 ) || ( |
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info.iOverallSizeInPixels.iHeight < 1 )) |
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{ |
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User::Leave( KErrCorrupt ); |
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} |
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iFrameInfoFlags = info.iFlags; |
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iOriginalSize = info.iOverallSizeInPixels; |
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131 |
|
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TN_DEBUG1( "CThumbnailImageDecoder::CreateL() end" ); |
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} |
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134 |
|
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// ----------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::DecodeL() |
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// Decode the thumbnail image |
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// ----------------------------------------------------------------------------- |
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// |
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void CThumbnailImageDecoder::DecodeL( const TDisplayMode aDisplayMode, const CThumbnailManager::TThumbnailFlags aFlags) |
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{ |
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TN_DEBUG1( "CThumbnailImageDecoder::DecodeL() start" ); |
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143 |
|
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// Create the bitmap |
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if ( !iBitmap ) |
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146 |
{ |
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iBitmap = new( ELeave )CFbsBitmap(); |
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} |
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149 |
|
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TN_DEBUG3( "CThumbnailImageDecoder::DecodeL() %d x %d", iSize.iWidth, iSize.iHeight ); |
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if( iOriginalSize.iWidth < iOriginalSize.iHeight ) |
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{ |
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TInt height = iSize.iHeight; |
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iSize.iHeight = iSize.iWidth; |
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iSize.iWidth = height; |
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iPortrait = ETrue; |
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TN_DEBUG3( "CThumbnailImageDecoder::DecodeL() %d x %d", iSize.iWidth, iSize.iHeight ); |
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} |
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else |
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160 |
{ |
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iPortrait = EFalse; |
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} |
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163 |
|
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TN_DEBUG3( "CThumbnailImageDecoder::DecodeL() iOriginalSize = %d x %d", iOriginalSize.iWidth, iOriginalSize.iHeight ); |
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165 |
|
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//Size in both x and y dimension must be non-zero, positive value |
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TSize loadSize( iOriginalSize) ; |
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|
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169 |
|
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if(iOriginalSize.iHeight < iSize.iHeight || iOriginalSize.iWidth < iSize.iWidth ) |
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{ |
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loadSize = iOriginalSize; |
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TN_DEBUG1( "CThumbnailImageDecoder::DecodeL() LoadSize is OriginalSize" ); |
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} |
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else if((iFrameInfoFlags& TFrameInfo::EFullyScaleable || IsSvg()) && aFlags == !CThumbnailManager::ECropToAspectRatio) |
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{ |
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loadSize = iSize; |
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TN_DEBUG1( "CThumbnailImageDecoder::DecodeL() EFullyScaleable start" ); |
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const TReal32 srcAspect = static_cast < TReal32 > ( |
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iOriginalSize.iWidth ) / iOriginalSize.iHeight; |
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181 |
|
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// set loadsize to maximum size within target size |
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if ( (loadSize.iHeight * srcAspect) <= loadSize.iWidth ) |
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{ |
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TReal trg = 0; |
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TReal src( loadSize.iHeight * srcAspect ); |
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Math::Round( trg, src, 0 ); |
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loadSize.SetSize( trg, loadSize.iHeight ); |
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} |
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else |
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{ |
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TReal trg; |
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TReal src( loadSize.iWidth / srcAspect ); |
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Math::Round( trg, src, 0 ); |
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loadSize.SetSize( loadSize.iWidth, trg ); |
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} |
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197 |
|
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TN_DEBUG3( "CThumbnailImageDecoder::DecodeL() EFullyScaleable loadSize = %d x %d", loadSize.iWidth, loadSize.iHeight ); |
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} |
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else |
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{ |
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|
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// Size reduction factor. 1/1, 1/2, 1/4, and 1/8 are possible values for all |
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// plug-ins. SVG graphics can be rendered at any size. |
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TInt reductionFactor = 1; |
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while ( reductionFactor < KMaximumReductionFactor && ( iSize.iWidth < |
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loadSize.iWidth / 2 ) && ( iSize.iHeight < loadSize.iHeight / 2 )) |
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{ |
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// magic: use loadSize that is half of previous size |
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loadSize.iWidth /= 2; |
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loadSize.iHeight /= 2; |
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reductionFactor *= 2; |
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} |
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// If original size is not an exact multiple of reduction factor, |
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// we need to round loadSize up |
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if ( reductionFactor && iOriginalSize.iWidth % reductionFactor ) |
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{ |
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loadSize.iWidth++; |
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} |
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if ( reductionFactor && iOriginalSize.iHeight % reductionFactor ) |
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{ |
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loadSize.iHeight++; |
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} |
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TN_DEBUG4( |
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"CThumbnailImageDecoder::DecodeL() - loadSize = (%d,%d) reduction = 1/%d ", loadSize.iWidth, loadSize.iHeight, reductionFactor ); |
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} |
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|
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User::LeaveIfError( iBitmap->Create( loadSize, aDisplayMode )); |
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|
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iDecoder->Convert( &iStatus, * iBitmap ); |
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while ( iStatus == KErrUnderflow ) |
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{ |
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iDecoder->ContinueConvert( &iStatus ); |
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} |
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|
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SetActive(); |
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|
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TN_DEBUG1( "CThumbnailImageDecoder::DecodeL() end" ); |
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} |
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|
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|
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// ----------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::Release() |
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// Releases resources |
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// ----------------------------------------------------------------------------- |
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// |
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void CThumbnailImageDecoder::Release() |
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{ |
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Cancel(); |
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delete iJpegReadBuffer; |
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iJpegReadBuffer = NULL; |
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delete iExifThumbImage; |
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iExifThumbImage = NULL; |
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delete iDecoder; |
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iDecoder = NULL; |
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} |
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|
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|
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// ----------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::DoCancel() |
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// ----------------------------------------------------------------------------- |
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// |
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void CThumbnailImageDecoder::DoCancel() |
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{ |
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if ( iDecoder ) |
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{ |
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iDecoder->Cancel(); |
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delete iJpegReadBuffer; |
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iJpegReadBuffer = NULL; |
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delete iExifThumbImage; |
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iExifThumbImage = NULL; |
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delete iDecoder; |
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iDecoder = NULL; |
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} |
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} |
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|
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|
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// ----------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::RunL() |
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// ----------------------------------------------------------------------------- |
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// |
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void CThumbnailImageDecoder::RunL() |
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{ |
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// This call takes ownership of iBitmap |
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iObserver->ThumbnailProviderReady( iStatus.Int(), iBitmap, iOriginalSize, iEXIF, iPortrait ); |
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|
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iBitmap = NULL; // owned by server now |
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Release(); |
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} |
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|
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|
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// ----------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::IsJpeg() |
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// ----------------------------------------------------------------------------- |
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// |
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TBool CThumbnailImageDecoder::IsJpeg() |
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{ |
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__ASSERT_DEBUG(( iMimeType.Des() != KNullDesC ), ThumbnailPanic( |
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EThumbnailEmptyDescriptor )); |
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|
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if ( KJpegMime() == iMimeType.Des()) |
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{ |
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return ETrue; |
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} |
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return EFalse; |
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} |
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|
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|
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// ----------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::IsSvg() |
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// ----------------------------------------------------------------------------- |
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// |
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TBool CThumbnailImageDecoder::IsSvg() |
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{ |
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__ASSERT_DEBUG(( iMimeType.Des() != KNullDesC ), ThumbnailPanic( |
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EThumbnailEmptyDescriptor )); |
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|
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if ( KSvgMime() == iMimeType.Des()) |
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{ |
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return ETrue; |
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} |
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return EFalse; |
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} |
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324 |
|
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|
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// ----------------------------------------------------------------------------- |
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// CThumbnailImageDecoder::CreateDecoderL |
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// Creates image decoder |
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// ----------------------------------------------------------------------------- |
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// |
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void CThumbnailImageDecoder::CreateDecoderL( CThumbnailManager::TThumbnailQualityPreference |
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aFlags ) |
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{ |
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TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() start" ); |
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|
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TBool thumbFound( EFalse ); |
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|
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// If the image is in jpeg format, try to get thumbnail from EXIF data (if EOptimizeForQuality not set) |
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if ( IsJpeg() && !( aFlags == CThumbnailManager::EOptimizeForQuality )) |
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{ |
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TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() create exif decoder" ); |
0
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TRAPD( err, CreateExifDecoderL( aFlags )); |
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thumbFound = ( err == KErrNone ); |
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iEXIF = ETrue; |
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} |
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346 |
|
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if ( !thumbFound ) |
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{ |
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iEXIF = EFalse; |
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TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() create normal decoder" ); |
0
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351 |
|
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delete iDecoder; |
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iDecoder = NULL; |
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|
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TFileName fullName; |
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if ( !iBuffer ) |
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357 |
{ |
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iFile.FullName( fullName ); |
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} |
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360 |
|
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CImageDecoder::TOptions options; |
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if ( aFlags == CThumbnailManager::EOptimizeForQuality ) |
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{ |
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options = ( CImageDecoder::TOptions )( CImageDecoder |
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::EOptionNoDither | CImageDecoder::EOptionAlwaysThread ); |
0
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} |
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else |
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{ |
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options = ( CImageDecoder::TOptions )( CImageDecoder |
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::EOptionNoDither | CImageDecoder::EPreferFastDecode | CImageDecoder::EOptionAlwaysThread ); |
0
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} |
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372 |
|
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if ( IsSvg()) |
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{ |
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if ( !iBuffer ) |
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{ |
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iDecoder = CImageDecoder::FileNewL( iFile, ContentAccess::EPeek, |
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options, KImageTypeSVGUid, KNullUid, KNullUid ); |
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379 |
|
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TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() - CImageDecoder created" ); |
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} |
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else |
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{ |
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TRAPD( decErr, iDecoder = CImageDecoder::DataNewL( iFs, *iBuffer, options, KImageTypeSVGUid ) ); |
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|
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if ( decErr != KErrNone ) |
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{ |
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TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() - error 1" ); |
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389 |
|
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User::Leave( decErr ); |
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} |
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392 |
|
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|
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TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() - CImageDecoder created" ); |
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} |
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} |
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else if ( !IsJpeg()) |
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397 |
{ |
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if ( !iBuffer ) |
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399 |
{ |
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iDecoder = CImageDecoder::FileNewL( iFile, ContentAccess::EPeek, options ); |
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401 |
|
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TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() - CImageDecoder created" ); |
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403 |
} |
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|
404 |
else |
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405 |
{ |
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TRAPD( decErr, iDecoder = CImageDecoder::DataNewL( iFs, *iBuffer, iMimeType.Des8(), options) ); |
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407 |
|
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if ( decErr != KErrNone ) |
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{ |
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410 |
TN_DEBUG2( "CThumbnailImageDecoder::CreateDecoderL() - CImageDecoder error %d", decErr ); |
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LeaveIfCorruptL(decErr); |
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412 |
|
0
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413 |
// don't force any mime type |
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414 |
TRAPD( decErr, iDecoder = CImageDecoder::DataNewL( iFs, *iBuffer, options ) ); |
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415 |
|
0
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416 |
if ( decErr != KErrNone ) |
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{ |
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418 |
TN_DEBUG2( "CThumbnailImageDecoder::CreateDecoderL() - CImageDecoder no mime error %d", decErr ); |
0
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419 |
|
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User::Leave( decErr ); |
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|
421 |
} |
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422 |
} |
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parents:
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|
423 |
|
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Revision: 201004
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|
424 |
TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() - CImageDecoder created" ); |
2014ca87e772
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|
425 |
} |
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|
426 |
} |
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parents:
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|
427 |
else |
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parents:
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|
428 |
{ |
2014ca87e772
Revision: 201004
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|
429 |
if ( !iBuffer ) |
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Revision: 201004
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parents:
diff
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|
430 |
{ |
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Revision: 201004
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parents:
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|
431 |
TRAPD( decErr, iDecoder = CExtJpegDecoder::FileNewL( |
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Revision: 201004
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|
432 |
CExtJpegDecoder::EHwImplementation, iFs, fullName, options) ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
433 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
434 |
if ( decErr != KErrNone ) |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
435 |
{ |
5
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
436 |
TN_DEBUG2( "CThumbnailImageDecoder::CreateDecoderL() - HW CExtJpegDecoder failed %d", decErr); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
437 |
LeaveIfCorruptL(decErr); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
438 |
|
0
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
439 |
TRAP( decErr, iDecoder = CExtJpegDecoder::FileNewL( |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
440 |
CExtJpegDecoder::ESwImplementation, iFs, fullName, options) ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
441 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
442 |
if ( decErr != KErrNone ) |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
443 |
{ |
5
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
444 |
TN_DEBUG2( "CThumbnailImageDecoder::CreateDecoderL() - SW CExtJpegDecoder failed %d", decErr); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
445 |
LeaveIfCorruptL(decErr); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
446 |
|
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
447 |
TRAP( decErr, iDecoder = CImageDecoder::FileNewL( iFile, ContentAccess::EPeek, options )); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
448 |
|
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
449 |
if( decErr != KErrNone) |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
450 |
{ |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
451 |
TN_DEBUG2( "CThumbnailImageDecoder::CreateDecoderL() - CImageDecoder failed %d", decErr); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
452 |
User::Leave( decErr ); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
453 |
} |
0
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
454 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
455 |
TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() - CImageDecoder created" ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
456 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
457 |
else |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
458 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
459 |
TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() - SW CExtJpegDecoder created" ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
460 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
461 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
462 |
else |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
463 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
464 |
TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() - HW CExtJpegDecoder created" ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
465 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
466 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
467 |
else |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
468 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
469 |
TRAPD( decErr, iDecoder = CExtJpegDecoder::DataNewL( |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
470 |
CExtJpegDecoder::EHwImplementation, iFs, *iBuffer, options )); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
471 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
472 |
if ( decErr != KErrNone ) |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
473 |
{ |
5
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
474 |
TN_DEBUG2( "CThumbnailImageDecoder::CreateDecoderL() - HW CExtJpegDecoder failed %d", decErr); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
475 |
LeaveIfCorruptL(decErr); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
476 |
|
0
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
477 |
TRAP( decErr, iDecoder = CExtJpegDecoder::DataNewL( |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
478 |
CExtJpegDecoder::ESwImplementation, iFs, *iBuffer, options )); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
479 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
480 |
if ( decErr != KErrNone ) |
5
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
481 |
{ |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
482 |
TN_DEBUG2( "CThumbnailImageDecoder::CreateDecoderL() - SW CExtJpegDecoder failed %d", decErr); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
483 |
LeaveIfCorruptL(decErr); |
0
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
484 |
TRAPD( decErr, iDecoder = CImageDecoder::DataNewL( iFs, *iBuffer, iMimeType.Des8(), options) ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
485 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
486 |
if ( decErr != KErrNone ) |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
487 |
{ |
5
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
488 |
TN_DEBUG2( "CThumbnailImageDecoder::CreateDecoderL() - CImageDecoder failed %d", decErr); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
489 |
LeaveIfCorruptL(decErr); |
0
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
490 |
// don't force any mime type |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
491 |
TRAPD( decErr, iDecoder = CImageDecoder::DataNewL( iFs, *iBuffer, options ) ); |
5
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
492 |
|
0
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
493 |
if ( decErr != KErrNone ) |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
494 |
{ |
5
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
495 |
TN_DEBUG2( "CThumbnailImageDecoder::CreateDecoderL() - CImageDecoder no mime failed %d", decErr); |
0
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
496 |
User::Leave( decErr ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
497 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
498 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
499 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
500 |
TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() - CImageDecoder created" ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
501 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
502 |
else |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
503 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
504 |
TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() - SW CExtJpegDecoder created" ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
505 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
506 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
507 |
else |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
508 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
509 |
TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() - HW CExtJpegDecoder created" ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
510 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
511 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
512 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
513 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
514 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
515 |
TN_DEBUG1( "CThumbnailImageDecoder::CreateDecoderL() end" ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
516 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
517 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
518 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
519 |
// ----------------------------------------------------------------------------- |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
520 |
// CThumbnailImageDecoder::CreateExifDecoderL() |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
521 |
// ----------------------------------------------------------------------------- |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
522 |
// |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
523 |
void CThumbnailImageDecoder::CreateExifDecoderL( CThumbnailManager |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
524 |
::TThumbnailQualityPreference aFlags ) |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
525 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
526 |
TN_DEBUG1( "CThumbnailImageDecoder::CreateExifDecoderL() start" ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
527 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
528 |
// If the image is in jpeg format, try to get thumbnail from EXIF data. |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
529 |
CExifRead* reader = NULL; |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
530 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
531 |
if ( !iBuffer ) |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
532 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
533 |
TInt64 size( 0 ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
534 |
User::LeaveIfError( iFile.Size( size )); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
535 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
536 |
TInt readSize = Min( size, KJpegLoadBufferSize ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
537 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
538 |
delete iJpegReadBuffer; |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
539 |
iJpegReadBuffer = NULL; |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
540 |
iJpegReadBuffer = HBufC8::NewL( readSize ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
541 |
TPtr8 localBuffer = iJpegReadBuffer->Des(); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
542 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
543 |
User::LeaveIfError( iFile.Read( localBuffer, readSize )); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
544 |
reader = CExifRead::NewL( localBuffer, CExifRead::ENoJpeg ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
545 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
546 |
else |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
547 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
548 |
reader = CExifRead::NewL( *iBuffer, CExifRead::ENoJpeg ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
549 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
550 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
551 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
552 |
CleanupStack::PushL( reader ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
553 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
554 |
iExifThumbImage = reader->GetThumbnailL(); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
555 |
CleanupStack::PopAndDestroy( reader ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
556 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
557 |
User::LeaveIfNull( iExifThumbImage ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
558 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
559 |
delete iDecoder; |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
560 |
iDecoder = NULL; |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
561 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
562 |
CImageDecoder::TOptions options; |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
563 |
if ( aFlags == CThumbnailManager::EOptimizeForQuality ) |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
564 |
{ |
5
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
565 |
options = ( CImageDecoder::TOptions )( CImageDecoder::EOptionNoDither | CImageDecoder::EOptionAlwaysThread ); |
0
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
566 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
567 |
else |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
568 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
569 |
options = ( CImageDecoder::TOptions )( CImageDecoder::EOptionNoDither | |
5
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
570 |
CImageDecoder::EPreferFastDecode | CImageDecoder::EOptionAlwaysThread ); |
0
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
571 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
572 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
573 |
TRAPD( err, iDecoder = CExtJpegDecoder::DataNewL( iFs, * iExifThumbImage, |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
574 |
options )); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
575 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
576 |
if ( err == KErrNotFound || err == KErrNotSupported ) |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
577 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
578 |
delete iDecoder; |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
579 |
iDecoder = NULL; |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
580 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
581 |
iDecoder = CImageDecoder::DataNewL( iFs, * iExifThumbImage, options ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
582 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
583 |
else |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
584 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
585 |
TN_DEBUG2( "CThumbnailImageDecoder::CreateExifDecoderL() - CExtJpegDecoder err == %d", err ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
586 |
User::LeaveIfError( err ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
587 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
588 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
589 |
/* |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
590 |
// If the Exif thumbnail is smaller than requested it will not be used |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
591 |
TFrameInfo frame = iDecoder->FrameInfo( 0 ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
592 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
593 |
if ( frame.iOverallSizeInPixels.iWidth < iSize.iWidth || |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
594 |
frame.iOverallSizeInPixels.iHeight < iSize.iHeight ) |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
595 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
596 |
User::Leave( KErrGeneral ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
597 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
598 |
*/ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
599 |
TN_DEBUG1( "CThumbnailImageDecoder::CreateExifDecoderL() end" ); |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
600 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
601 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
602 |
|
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
603 |
// ----------------------------------------------------------------------------- |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
604 |
// CThumbnailImageDecoder::CreateExifDecoderL() |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
605 |
// Returns size of original image |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
606 |
// ----------------------------------------------------------------------------- |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
607 |
// |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
608 |
const TSize& CThumbnailImageDecoder::OriginalSize()const |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
609 |
{ |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
610 |
return iOriginalSize; |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
611 |
} |
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
612 |
|
5
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
613 |
// ----------------------------------------------------------------------------- |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
614 |
// CThumbnailImageDecoder::LeaveIfCorruptL() |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
615 |
// Leave is image is corrupted |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
616 |
// ----------------------------------------------------------------------------- |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
617 |
// |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
618 |
void CThumbnailImageDecoder::LeaveIfCorruptL(const TInt aError ) |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
619 |
{ |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
620 |
//no sense to try other codecs if image is corrupted |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
621 |
if( aError == KErrCorrupt || aError == KErrUnderflow) |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
622 |
{ |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
623 |
User::Leave( aError ); |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
624 |
} |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
625 |
} |
82749d516180
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
626 |
|
0
2014ca87e772
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
627 |
//End of file |