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// ICoder.h
using System;
namespace SevenZip
{
/// <summary>
/// The exception that is thrown when an error in input stream occurs during decoding.
/// </summary>
class DataErrorException : ApplicationException
{
public DataErrorException(): base("Data Error") { }
}
/// <summary>
/// The exception that is thrown when the value of an argument is outside the allowable range.
/// </summary>
class InvalidParamException : ApplicationException
{
public InvalidParamException(): base("Invalid Parameter") { }
}
public interface ICodeProgress
{
/// <summary>
/// Callback progress.
/// </summary>
/// <param name="inSize">
/// input size. -1 if unknown.
/// </param>
/// <param name="outSize">
/// output size. -1 if unknown.
/// </param>
void SetProgress(Int64 inSize, Int64 outSize);
};
public interface ICoder
{
/// <summary>
/// Codes streams.
/// </summary>
/// <param name="inStream">
/// input Stream.
/// </param>
/// <param name="outStream">
/// output Stream.
/// </param>
/// <param name="inSize">
/// input Size. -1 if unknown.
/// </param>
/// <param name="outSize">
/// output Size. -1 if unknown.
/// </param>
/// <param name="progress">
/// callback progress reference.
/// </param>
/// <exception cref="SevenZip.DataErrorException">
/// if input stream is not valid
/// </exception>
void Code(System.IO.Stream inStream, System.IO.Stream outStream,
Int64 inSize, Int64 outSize, ICodeProgress progress);
};
/*
public interface ICoder2
{
void Code(ISequentialInStream []inStreams,
const UInt64 []inSizes,
ISequentialOutStream []outStreams,
UInt64 []outSizes,
ICodeProgress progress);
};
*/
/// <summary>
/// Provides the fields that represent properties idenitifiers for compressing.
/// </summary>
public enum CoderPropID
{
/// <summary>
/// Specifies default property.
/// </summary>
DefaultProp = 0,
/// <summary>
/// Specifies size of dictionary.
/// </summary>
DictionarySize,
/// <summary>
/// Specifies size of memory for PPM*.
/// </summary>
UsedMemorySize,
/// <summary>
/// Specifies order for PPM methods.
/// </summary>
Order,
/// <summary>
/// Specifies Block Size.
/// </summary>
BlockSize,
/// <summary>
/// Specifies number of postion state bits for LZMA (0 <= x <= 4).
/// </summary>
PosStateBits,
/// <summary>
/// Specifies number of literal context bits for LZMA (0 <= x <= 8).
/// </summary>
LitContextBits,
/// <summary>
/// Specifies number of literal position bits for LZMA (0 <= x <= 4).
/// </summary>
LitPosBits,
/// <summary>
/// Specifies number of fast bytes for LZ*.
/// </summary>
NumFastBytes,
/// <summary>
/// Specifies match finder. LZMA: "BT2", "BT4" or "BT4B".
/// </summary>
MatchFinder,
/// <summary>
/// Specifies the number of match finder cyckes.
/// </summary>
MatchFinderCycles,
/// <summary>
/// Specifies number of passes.
/// </summary>
NumPasses,
/// <summary>
/// Specifies number of algorithm.
/// </summary>
Algorithm,
/// <summary>
/// Specifies the number of threads.
/// </summary>
NumThreads,
/// <summary>
/// Specifies mode with end marker.
/// </summary>
EndMarker
};
public interface ISetCoderProperties
{
void SetCoderProperties(CoderPropID[] propIDs, object[] properties);
};
public interface IWriteCoderProperties
{
void WriteCoderProperties(System.IO.Stream outStream);
}
public interface ISetDecoderProperties
{
void SetDecoderProperties(byte[] properties);
}
}
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