ImageDescriptionArray JPEGInstance::Open( const String& filePath, const IsoString& hints )
{
Close();
try
{
Exception::EnableConsoleOutput();
JPEGImageOptions jpegOptions = JPEGFormat::DefaultOptions();
IsoStringList theHints;
hints.Break( theHints, ' ', true/*trim*/ );
theHints.Remove( IsoString() );
for ( IsoStringList::const_iterator i = theHints.Begin(); i < theHints.End(); ++i )
if ( *i == "verbosity" )
{
if ( ++i == theHints.End() )
break;
int n;
if ( i->TryToInt( n ) )
jpegOptions.verbosity = Range( n, 0, 3 );
}
m_reader = new JPEGReader;
m_reader->SetJPEGOptions( jpegOptions );
m_reader->Open( filePath );
return ImageDescriptionArray() << ImageDescription( m_reader->Info(), m_reader->Options() );
}
catch ( ... )
{
Close();
throw;
}
}
IsoStringList JP2Format::MimeTypes() const
{
IsoStringList mimes;
mimes.Add( "image/jp2" ); // RFC3745
mimes.Add( "image/jpeg2000" );
mimes.Add( "image/jpeg2000-image" );
mimes.Add( "image/x-jpeg2000-image" );
return mimes;
}
void JPEGInstance::Create( const String& filePath, int /*numberOfImages*/, const IsoString& hints )
{
Close();
Exception::EnableConsoleOutput();
writer = new JPEGWriter;
writer->Create( filePath );
JPEGImageOptions options = JPEGFormat::DefaultOptions();
IsoStringList theHints;
hints.Break( theHints, ' ', true/*trim*/ );
theHints.Remove( IsoString() );
for ( IsoStringList::const_iterator i = theHints.Begin(); i < theHints.End(); ++i )
{
if ( *i == "quality" )
{
if ( ++i == theHints.End() )
break;
int q = options.quality;
if ( i->TryToInt( q ) )
options.quality = Range( q, 0, 100 );
}
else if ( *i == "optimized" )
options.optimizedCoding = true;
else if ( *i == "no-optimized" )
options.optimizedCoding = false;
else if ( *i == "arithmetic" )
options.arithmeticCoding = true;
else if ( *i == "huffman" )
options.arithmeticCoding = false;
else if ( *i == "progressive" )
options.progressive = true;
else if ( *i == "no-progressive" )
options.progressive = false;
}
writer->JPEGOptions() = options;
}
FilterParser::token_list FilterParser::Tokenize( const IsoStringList& linesUTF8 )
{
token_list tokenList;
bool blockComment = false;
int row = 0;
for ( IsoStringList::const_iterator i = linesUTF8.Begin(); i < linesUTF8.End(); ++i, ++row )
{
IsoString token;
int tokenCol = 0;
for ( IsoString::const_iterator j = i->Begin(); j < i->End(); ++j )
{
if ( blockComment )
{
if ( *j == '*' )
if ( ++j < i->End() )
if ( *j == '/' )
{
blockComment = false;
/*
* Uncomment the next line to turn block comments into
* separators.
*
tokenCol = j - i->Begin() + 1;
*/
}
}
else
{
bool lineComment = false;
switch ( *j )
{
case ' ':
case '\t':
if ( !token.IsEmpty() )
{
tokenList.Add( Token( token, row, tokenCol ) );
token.Clear();
}
for ( IsoString::const_iterator k = j; ++k < i->End(); ++j )
if ( *k != ' ' && *k != '\t' )
break;
tokenCol = j - i->Begin() + 1;
break;
/*
case ',':
if ( token.IsEmpty() )
throw SourceCodeError( "Expected a token before ','", row+1, int( j - i->Begin() + 1 ) );
tokenList.Add( Token( token, row, tokenCol ) );
token.Clear();
tokenCol = j - i->Begin() + 1;
break;
*/
case '{':
case '}':
if ( !token.IsEmpty() )
{
tokenList.Add( Token( token, row, tokenCol ) );
token.Clear();
}
tokenList.Add( Token( IsoString( *j ), row, int( j - i->Begin() ) ) );
tokenCol = j - i->Begin() + 1;
break;
case '/':
if ( ++j < i->End() )
{
if ( *j == '/' )
lineComment = true;
else if ( *j == '*' )
{
blockComment = true;
/*
* Uncomment the next lines to turn block comments into
* separators.
*
if ( !token.IsEmpty() )
{
tokenList.Add( Token( token, row, tokenCol ) );
token.Clear();
}
*/
}
else
token += *--j;
}
break;
default:
token += *j;
break;
}
if ( lineComment )
break;
}
}
if ( !token.IsEmpty() )
tokenList.Add( Token( token, row, tokenCol ) );
}
return tokenList;
}
void JPCInstance::Create( const String& filePath, int/*numberOfImages*/, const IsoString& hints )
{
Close();
Exception::EnableConsoleOutput();
m_path = filePath;
IsoStringList theHints;
hints.Break( theHints, ' ', true/*trim*/ );
theHints.Remove( IsoString() );
for ( IsoStringList::const_iterator i = theHints.Begin(); i < theHints.End(); ++i )
{
if ( *i == "lossy" )
m_jp2Options.lossyCompression = true;
else if ( *i == "lossless" )
m_jp2Options.lossyCompression = false;
else if ( *i == "compression-rate" )
{
if ( ++i == theHints.End() )
break;
if ( i->TryToFloat( m_jp2Options.compressionRate ) )
m_jp2Options.compressionRate = Range( m_jp2Options.compressionRate, 0.01F, 0.99F );
}
else if ( *i == "signed" )
m_jp2Options.signedSample = true;
else if ( *i == "unsigned" )
m_jp2Options.signedSample = false;
else if ( *i == "tiled" )
m_jp2Options.tiledImage = true;
else if ( *i == "untiled" )
m_jp2Options.tiledImage = true;
else if ( *i == "tile-width" )
{
if ( ++i == theHints.End() )
break;
if ( i->TryToInt( m_jp2Options.tileWidth ) )
m_jp2Options.tileWidth = Range( m_jp2Options.tileWidth, 16, 8192 );
}
else if ( *i == "tile-height" )
{
if ( ++i == theHints.End() )
break;
if ( i->TryToInt( m_jp2Options.tileHeight ) )
m_jp2Options.tileHeight = Range( m_jp2Options.tileHeight, 16, 8192 );
}
else if ( *i == "layers" )
{
if ( ++i == theHints.End() )
break;
if ( i->TryToInt( m_jp2Options.numberOfLayers ) )
m_jp2Options.numberOfLayers = Range( m_jp2Options.numberOfLayers, 1, 10 );
}
else if ( *i == "lrcp" )
m_jp2Options.progressionOrder = JPEG2000ProgressionOrder::LRCP;
else if ( *i == "rlcp" )
m_jp2Options.progressionOrder = JPEG2000ProgressionOrder::RLCP;
else if ( *i == "rpcl" )
m_jp2Options.progressionOrder = JPEG2000ProgressionOrder::RPCL;
else if ( *i == "pcrl" )
m_jp2Options.progressionOrder = JPEG2000ProgressionOrder::PCRL;
else if ( *i == "cprl" )
m_jp2Options.progressionOrder = JPEG2000ProgressionOrder::CPRL;
}
}
