bool write_chunk_table()
{
long position=outstream.Position;
if(chunk_table_start_position!=-1) // stream is seekable
{
try
{
outstream.Seek(chunk_table_start_position, SeekOrigin.Begin);
outstream.Write(BitConverter.GetBytes(position), 0, 8);
outstream.Seek(position, SeekOrigin.Begin);
}
catch
{
return false;
}
}
try
{
uint version=0;
outstream.Write(BitConverter.GetBytes(version), 0, 4);
outstream.Write(BitConverter.GetBytes(chunk_bytes.Count), 0, 4);
}
catch
{
return false;
}
if(chunk_bytes.Count>0)
{
enc.init(outstream);
IntegerCompressor ic=new IntegerCompressor(enc, 32, 2);
ic.initCompressor();
for(int i=0; i<chunk_bytes.Count; i++)
{
if(chunk_size==uint.MaxValue) ic.compress((i!=0?(int)chunk_sizes[i-1]:0), (int)chunk_sizes[i], 0);
ic.compress((i!=0?(int)chunk_bytes[i-1]:0), (int)chunk_bytes[i], 1);
}
enc.done();
}
if(chunk_table_start_position==-1) // stream is not-seekable
{
try
{
outstream.Write(BitConverter.GetBytes(position), 0, 8);
}
catch
{
return false;
}
}
return true;
}
bool write_chunk_table()
{
long position = outstream.Position;
if (chunk_table_start_position != -1) // stream is seekable
{
try
{
outstream.Seek(chunk_table_start_position, SeekOrigin.Begin);
outstream.Write(BitConverter.GetBytes(position), 0, 8);
outstream.Seek(position, SeekOrigin.Begin);
}
catch
{
return(false);
}
}
try
{
uint version = 0;
outstream.Write(BitConverter.GetBytes(version), 0, 4);
outstream.Write(BitConverter.GetBytes(chunk_bytes.Count), 0, 4);
}
catch
{
return(false);
}
if (chunk_bytes.Count > 0)
{
enc.init(outstream);
IntegerCompressor ic = new IntegerCompressor(enc, 32, 2);
ic.initCompressor();
for (int i = 0; i < chunk_bytes.Count; i++)
{
if (chunk_size == uint.MaxValue)
{
ic.compress((i != 0?(int)chunk_sizes[i - 1]:0), (int)chunk_sizes[i], 0);
}
ic.compress((i != 0?(int)chunk_bytes[i - 1]:0), (int)chunk_bytes[i], 1);
}
enc.done();
}
if (chunk_table_start_position == -1) // stream is not-seekable
{
try
{
outstream.Write(BitConverter.GetBytes(position), 0, 8);
}
catch
{
return(false);
}
}
return(true);
}
