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