QString PlaybackControls::getTitle(QString file)
{
QString field;
ID3_Tag mTag(file.toStdString().c_str());
ID3_Frame* myFrame = mTag.Find(ID3FID_TITLE);
if (myFrame)
{
ID3_Field* myField = myFrame->GetField(ID3FN_TEXT);
if (myField)
{
field = myField->GetRawText();
}
}
return field;
}
String id3::v2::getString(const ID3_Frame* frame, ID3_FieldID fldName)
{
if (!frame)
{
return "";
}
ID3_Field* fp = frame->GetField(fldName);
if (!fp)
{
return "";
}
ID3_TextEnc enc = fp->GetEncoding();
fp->SetEncoding(ID3TE_ASCII);
String text(fp->GetRawText(), fp->Size());
fp->SetEncoding(enc);
return text;
}
MP3Data * MP3DataGenerator::readMetadata( const char * p_filePath)
{
// Set up file connection.
myID3_Tag = new ID3_Tag();
myID3_Tag->Link( p_filePath);
// Storage with default initialization.
MP3Data * myMP3Data = new MP3Data();
myMP3Data->setAll( "<undefinded>");
// Retrieve metadata.
ID3_Tag::Iterator * tagIter = myID3_Tag->CreateIterator();
ID3_Frame * myFrame = NULL;
while( NULL != ( myFrame = tagIter->GetNext()))
{
if( NULL != myFrame)
{
ID3_Field * myField = myFrame->GetField( ID3FN_TEXT);
// Check if current frame is part of the set aka a field of interest.
std::set<ID3_FrameID>::iterator current = interestingID3_FrameIDs->find( myFrame->GetID());
if ( NULL != myField && current != interestingID3_FrameIDs->end())
{
ID3_FrameID_LUT * myLUT = new ID3_FrameID_LUT();
std::string frameRealname = std::string( myLUT->getRealname( myFrame->GetID()));
// @TODO Show encoding in gui (optional)
if( myField->GetEncoding() == ID3TE_ASCII || ID3TE_ISO8859_1)
{
encoding += frameRealname + ": ISO8859_1 , ";
// Genre needs to be converted.
if( myFrame->GetID() == ID3FID_CONTENTTYPE) // ID3_FrameID = 32
{
const char * genre = myField->GetRawText();
// ID3V1 genre has is an int surrounded by round brackets; ID3V2 genre is text.
unsigned int genreIntegerAlias = removeBrackets( genre);
if( genreIntegerAlias < ID3_NR_OF_V1_GENRES && genre[0] == '(')
myMP3Data->setGenre( ID3_v1_genre_description[ genreIntegerAlias]);
else
myMP3Data->setGenre( genre);
}
// All other tags.
else if( myFrame->GetID() == ID3FID_TITLE)
myMP3Data->setTitle( myField->GetRawText());
else if( myFrame->GetID() == ID3FID_ALBUM)
myMP3Data->setAlbum( myField->GetRawText());
else if( myFrame->GetID() == ID3FID_YEAR)
myMP3Data->setYear( myField->GetRawText());
else if( myFrame->GetID() == ID3FID_TRACKNUM)
myMP3Data->setTracknumber( myField->GetRawText());
else if( myFrame->GetID() == ID3FID_LEADARTIST)
myMP3Data->setArtist( myField->GetRawText());
}
else if( myField->GetEncoding() == ID3TE_UTF8)
{
encoding += frameRealname + ": utf8 , ";
myMP3Data->setAll( "<unicode utf8 encoding>");
}
else if( myField->GetEncoding() == ID3TE_UNICODE || ID3TE_UTF16)
{
encoding += frameRealname + ": utf16 ,";
// @TODO Conversion to std::string ... myField->GetRawUnicodeText();
myMP3Data->setAll( "<unicode utf16 encoding>");
}
else if( myField->GetEncoding() == ID3TE_UTF16BE)
{
encoding += frameRealname + ": utf16be , ";
myMP3Data->setAll( "<unicode utf16be encoding>");
}
else if( myField->GetEncoding() == ID3TE_NUMENCODINGS)
{
encoding += frameRealname + ": numencodings , ";
myMP3Data->setAll( "<numencoding>");
}
else
{
encoding += frameRealname + ": unknown , ";
myMP3Data->setAll( "<<unknown encoding>");
}
}
}
}
// Retrieve file path and file name.
myMP3Data->setFilepath( p_filePath);
myMP3Data->setFilename( getFilename( p_filePath).c_str());
return myMP3Data;
}
