public SRes Lzma2Enc_Encode(ISeqOutStream outStream, ISeqInStream inStream, ICompressProgress progress)
{
for (int i = 0; i < mProps.mNumBlockThreads; i++)
{
CLzma2EncInternal t = mCoders[i];
if (t.mEnc == null)
{
t.mEnc = LzmaEnc_Create(mAlloc);
if (t.mEnc == null)
{
return(SZ_ERROR_MEM);
}
}
}
#if !_7ZIP_ST
if (mProps.mNumBlockThreads <= 1)
#endif
return(mCoders[0].Lzma2Enc_EncodeMt1(this, outStream, inStream, progress));
#if !_7ZIP_ST
mMtCoder.mProgress = progress;
mMtCoder.mInStream = inStream;
mMtCoder.mOutStream = outStream;
mMtCoder.mAlloc = mAlloc;
mMtCoder.mMtCallback = new CMtCallbackImp(this);
mMtCoder.mBlockSize = mProps.mBlockSize;
mMtCoder.mDestBlockSize = mProps.mBlockSize + (mProps.mBlockSize >> 10) + 16;
mMtCoder.mNumThreads = mProps.mNumBlockThreads;
return(mMtCoder.MtCoder_Code());
#endif
}
internal static SRes FullRead(ISeqInStream stream, P <byte> data, ref long processedSize)
{
long size = processedSize;
processedSize = 0;
while (size != 0)
{
long curSize = size;
SRes res = stream.Read(data, ref curSize);
processedSize += curSize;
data += curSize;
size -= curSize;
if (res != SZ_OK)
{
return(res);
}
if (curSize == 0)
{
return(SZ_OK);
}
}
return(SZ_OK);
}
internal SRes LzmaEnc_PrepareForLzma2(ISeqInStream inStream, uint keepWindowSize, ISzAlloc alloc, ISzAlloc allocBig)
{
mMatchFinderBase.mStream = inStream;
mNeedInit = true;
return LzmaEnc_AllocAndInit(keepWindowSize, alloc, allocBig);
}
internal SRes LzmaEnc_Prepare(ISeqOutStream outStream, ISeqInStream inStream, ISzAlloc alloc, ISzAlloc allocBig)
{
mMatchFinderBase.mStream = inStream;
mNeedInit = true;
mRC.mOutStream = outStream;
return LzmaEnc_AllocAndInit(0, alloc, allocBig);
}
public SRes LzmaEnc_Encode(ISeqOutStream outStream, ISeqInStream inStream, ICompressProgress progress, ISzAlloc alloc, ISzAlloc allocBig)
{
SRes res;
if ((res = LzmaEnc_Prepare(outStream, inStream, alloc, allocBig)) != SZ_OK)
return res;
return LzmaEnc_Encode2(progress);
}
internal SRes Lzma2Enc_EncodeMt1(CLzma2Enc mainEncoder, ISeqOutStream outStream, ISeqInStream inStream, ICompressProgress progress)
{
ulong packTotal = 0;
SRes res = SZ_OK;
if (mainEncoder.mOutBuf == null)
{
mainEncoder.mOutBuf = IAlloc_AllocBytes(mainEncoder.mAlloc, LZMA2_CHUNK_SIZE_COMPRESSED_MAX);
if (mainEncoder.mOutBuf == null)
{
return(SZ_ERROR_MEM);
}
}
if ((res = Lzma2EncInt_Init(mainEncoder.mProps)) != SZ_OK)
{
return(res);
}
if ((res = mEnc.LzmaEnc_PrepareForLzma2(inStream, LZMA2_KEEP_WINDOW_SIZE, mainEncoder.mAlloc, mainEncoder.mAllocBig)) != SZ_OK)
{
return(res);
}
for (;;)
{
long packSize = LZMA2_CHUNK_SIZE_COMPRESSED_MAX;
res = Lzma2EncInt_EncodeSubblock(mainEncoder.mOutBuf, ref packSize, outStream);
if (res != SZ_OK)
{
break;
}
packTotal += (ulong)packSize;
res = Progress(progress, mSrcPos, packTotal);
if (res != SZ_OK)
{
break;
}
if (packSize == 0)
{
break;
}
}
mEnc.LzmaEnc_Finish();
if (res == SZ_OK)
{
if (outStream.Write(new byte[] { 0 }, 1) != 1)
{
return(SZ_ERROR_WRITE);
}
}
return(res);
}
internal static SRes FullRead(ISeqInStream stream, P<byte> data, ref long processedSize)
{
long size = processedSize;
processedSize = 0;
while(size != 0)
{
long curSize = size;
SRes res = stream.Read(data, ref curSize);
processedSize += curSize;
data += curSize;
size -= curSize;
if(res != SZ_OK)
return res;
if(curSize == 0)
return SZ_OK;
}
return SZ_OK;
}
public SRes Lzma2Enc_Encode(ISeqOutStream outStream, ISeqInStream inStream, ICompressProgress progress)
{
for (int i = 0; i < mProps.mNumBlockThreads; i++)
{
CLzma2EncInternal t = mCoders[i];
if (t.mEnc == null)
{
t.mEnc = LzmaEnc_Create(mAlloc);
if (t.mEnc == null)
return SZ_ERROR_MEM;
}
}
#if !_7ZIP_ST
if (mProps.mNumBlockThreads <= 1)
#endif
return mCoders[0].Lzma2Enc_EncodeMt1(this, outStream, inStream, progress);
#if !_7ZIP_ST
mMtCoder.mProgress = progress;
mMtCoder.mInStream = inStream;
mMtCoder.mOutStream = outStream;
mMtCoder.mAlloc = mAlloc;
mMtCoder.mMtCallback = new CMtCallbackImp(this);
mMtCoder.mBlockSize = mProps.mBlockSize;
mMtCoder.mDestBlockSize = mProps.mBlockSize + (mProps.mBlockSize >> 10) + 16;
mMtCoder.mNumThreads = mProps.mNumBlockThreads;
return mMtCoder.MtCoder_Code();
#endif
}
internal SRes Lzma2Enc_EncodeMt1(CLzma2Enc mainEncoder, ISeqOutStream outStream, ISeqInStream inStream, ICompressProgress progress)
{
ulong packTotal = 0;
SRes res = SZ_OK;
if (mainEncoder.mOutBuf == null)
{
mainEncoder.mOutBuf = IAlloc_AllocBytes(mainEncoder.mAlloc, LZMA2_CHUNK_SIZE_COMPRESSED_MAX);
if (mainEncoder.mOutBuf == null)
return SZ_ERROR_MEM;
}
if ((res = Lzma2EncInt_Init(mainEncoder.mProps)) != SZ_OK)
return res;
if ((res = mEnc.LzmaEnc_PrepareForLzma2(inStream, LZMA2_KEEP_WINDOW_SIZE, mainEncoder.mAlloc, mainEncoder.mAllocBig)) != SZ_OK)
return res;
for (;;)
{
long packSize = LZMA2_CHUNK_SIZE_COMPRESSED_MAX;
res = Lzma2EncInt_EncodeSubblock(mainEncoder.mOutBuf, ref packSize, outStream);
if (res != SZ_OK)
break;
packTotal += (ulong)packSize;
res = Progress(progress, mSrcPos, packTotal);
if (res != SZ_OK)
break;
if (packSize == 0)
break;
}
mEnc.LzmaEnc_Finish();
if (res == SZ_OK)
{
if (outStream.Write(new byte[] { 0 }, 1) != 1)
return SZ_ERROR_WRITE;
}
return res;
}
