io::CompressedReader::CompressedReader(ID3_Reader& reader, size_type newSize)
: _uncompressed(new char_type[newSize])
{
size_type oldSize = reader.remainingBytes();
BString binary = readBinary(reader, oldSize);
int dwResult = ::uncompress(_uncompressed,
reinterpret_cast<luint*>(&newSize),
reinterpret_cast<const uchar*>(binary.data()),
oldSize);
if (dwResult != Z_OK)
newSize = 0;
this->setBuffer(_uncompressed, newSize);
}
bool ID3_FieldImpl::ParseText(ID3_Reader& reader)
{
ID3D_NOTICE( "ID3_Field::ParseText(): reader.getBeg() = " << reader.getBeg() );
ID3D_NOTICE( "ID3_Field::ParseText(): reader.getCur() = " << reader.getCur() );
ID3D_NOTICE( "ID3_Field::ParseText(): reader.getEnd() = " << reader.getEnd() );
this->Clear();
ID3_TextEnc enc = this->GetEncoding();
size_t fixed_size = this->Size();
if (fixed_size)
{
ID3D_NOTICE( "ID3_Field::ParseText(): fixed size string" );
// The string is of fixed length
String text = readEncodedText(reader, fixed_size, enc);
this->SetText(text);
ID3D_NOTICE( "ID3_Field::ParseText(): fixed size string = " << text );
}
else if (_flags & ID3FF_LIST)
{
ID3D_NOTICE( "ID3_Field::ParseText(): text list" );
// lists are always the last field in a frame. parse all remaining
// characters in the reader
while (!reader.atEnd())
{
String text = readEncodedString(reader, enc);
this->AddText(text);
ID3D_NOTICE( "ID3_Field::ParseText(): adding string = " << text );
}
}
else if (_flags & ID3FF_CSTR)
{
ID3D_NOTICE( "ID3_Field::ParseText(): null terminated string" );
String text = readEncodedString(reader, enc);
this->SetText(text);
ID3D_NOTICE( "ID3_Field::ParseText(): null terminated string = " << text );
}
else
{
ID3D_NOTICE( "ID3_Field::ParseText(): last field string" );
String text = readEncodedText(reader, reader.remainingBytes(), enc);
// not null terminated.
this->AddText(text);
ID3D_NOTICE( "ID3_Field::ParseText(): last field string = " << text );
}
_changed = false;
return true;
}
BString io::readAllBinary(ID3_Reader& reader)
{
return readBinary(reader, reader.remainingBytes());
}