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/*
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* Copyright (c) 2007-2010 Sebastian Brannstrom, Lars Persson, EmbedDev AB
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*
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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 the License "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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* EmbedDev AB - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#include "MetaDataReader.h"
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#include <utf.h>
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#include <charconv.h>
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#include <eikenv.h>
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#include <mmf\common\mmfMeta.h>
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#include "debug.h"
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const TInt KMaxParseBuffer = 1024;
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CMetaDataReader::CMetaDataReader(MMetaDataReaderObserver& aObserver, RFs& aFs) : iObserver(aObserver), iFs(aFs)
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{
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iShow = NULL;
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}
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CMetaDataReader::~CMetaDataReader()
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{
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if( iPlayer )
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{
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iPlayer->Close();
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delete iPlayer;
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}
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delete iParseNextShowCallBack;
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iShowsToParse.Close();
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delete iCharConverter;
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}
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void CMetaDataReader::ConstructL()
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{
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DP("MetaDataReader::ConstructL");
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iPlayer = CMdaAudioPlayerUtility::NewL(*this);
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TCallBack callback(ParseNextShowCallbackL, this);
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iParseNextShowCallBack = new (ELeave)CAsyncCallBack(callback, CActive::EPriorityStandard);
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iCharConverter = CCnvCharacterSetConverter::NewL();
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iCharConverter->PrepareToConvertToOrFromL(KCharacterSetIdentifierIso88591, iFs);
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iLastConverterCharset = KCharacterSetIdentifierIso88591;
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}
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void CMetaDataReader::SubmitShowL(CShowInfo *aShowInfo)
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{
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DP("SubmitShow");
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iShowsToParse.Append(aShowInfo);
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if (iShow == NULL) {
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ParseNextShowL();
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}
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}
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TInt CMetaDataReader::ParseNextShowCallbackL(TAny* aMetaDataReader)
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{
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static_cast<CMetaDataReader*>(aMetaDataReader)->ParseNextShowL();
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return KErrNone;
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}
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void CMetaDataReader::ParseNextShowL()
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{
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DP("ParseNextShow");
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iPlayer->Close();
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if (iShowsToParse.Count() == 0) {
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DP("No more shows, stopping");
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iObserver.ReadMetaDataCompleteL();
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return;
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}
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iShow = iShowsToParse[0];
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iShowsToParse.Remove(0);
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iPlayer->OpenFileL(iShow->FileName());
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}
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void CMetaDataReader::MapcPlayComplete(TInt /*aError*/)
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{
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}
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void CMetaDataReader::MapcInitComplete(TInt aError, const TTimeIntervalMicroSeconds &aDuration)
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{
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DP1("MapcInitComplete, file=%S", &(iShow->FileName()));
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if(aError == KErrNone)
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{
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HBufC* buf = HBufC::New(KMaxParseBuffer);
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TInt numEntries = 0;
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if (buf != NULL && iPlayer->GetNumberOfMetaDataEntries(numEntries) == KErrNone) {
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DP1("%d meta data entries", numEntries);
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iShow->SetPlayTime((aDuration.Int64()/1000000));
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for (int i=0;i<numEntries;i++) {
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CMMFMetaDataEntry * entry = NULL;
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TRAPD(error, entry = iPlayer->GetMetaDataEntryL(i));
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if (error != KErrNone) {
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continue;
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}
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if (entry->Name() == KMMFMetaEntrySongTitle) {
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buf->Des().Copy(entry->Value());
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TRAP_IGNORE(iShow->SetTitleL(*buf));
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DP1("title: %S", &(iShow->Title()));
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} else if (entry->Name() == _L("artist")) {
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if (iShow->Description().Length() > 0) {
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buf->Des().Copy(iShow->Description());
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}
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buf->Des().Append(_L("\n"));
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buf->Des().Append(entry->Value());
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TRAP_IGNORE(iShow->SetDescriptionL(*buf));
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} else if (entry->Name() == KMMFMetaEntryAlbum) {
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if (iShow->Description().Length() > 0) {
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buf->Des().Copy(iShow->Description());
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}
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buf->Des().Append(_L("\n"));
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buf->Des().Append(entry->Value());
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TRAP_IGNORE(iShow->SetDescriptionL(*buf));
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}
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else if (entry->Name() == KMMFMetaEntryAlbumTrack) {
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TLex lexer(entry->Value());
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TUint value = 0;
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if(lexer.Val(value) == KErrNone) {
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iShow->SetTrackNo(value);
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}
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}
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}
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}
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delete buf;
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buf = NULL;
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}
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iObserver.ReadMetaData(*iShow);
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iPlayer->Stop();
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iShow = NULL;
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TRAP_IGNORE(ParseNextShowL());
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}
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void CMetaDataReader::SetIgnoreTrackNo(TBool aIgnoreTrackNo)
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{
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iIgnoreTrackNo = aIgnoreTrackNo;
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}
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