public void Decode()
{
Filter[] filters = getFilters();
if (filters.Length == 0)
{
return;
}
_stream.Position = 0;
try
{
for (int i = 0; i < filters.Length; ++i)
{
switch (filters[i])
{
case Filter.ASCII85:
_stream = ASCII85Decoder.Decode(_stream);
break;
case Filter.ASCIIHex:
_stream = ASCIIHexDecoder.Decode(_stream);
break;
case Filter.RunLength:
_stream = RunLengthDecoder.Decode(_stream);
break;
case Filter.JPX:
_stream = JPXDecoder.Decode(_stream);
break;
case Filter.CCITTFax:
_stream = CCITTFaxDecoder.Decode(_stream, getDecodeParameters(i));
break;
case Filter.DCT:
_stream = DCTDecoder.Decode(_stream, getDecodeParameters(i));
break;
case Filter.Flate:
_stream = FlateDecoder.Decode(_stream, getDecodeParameters(i));
break;
case Filter.JBIG2:
_stream = JBIG2Decoder.Decode(_stream, getDecodeParameters(i));
break;
case Filter.LZW:
_stream = LZWDecoder.Decode(_stream, getDecodeParameters(i));
break;
}
_stream.Position = 0;
}
}
catch
{
return;
}
_dictionary.RemoveItem("Filter");
_dictionary.RemoveItem("DecodeParms");
}
