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// XzEncoder.cpp
#include "StdAfx.h"
#include "../../../C/Alloc.h"
#include "../Common/CWrappers.h"
#include "../Common/StreamUtils.h"
#include "XzEncoder.h"
namespace NCompress {
namespace NLzma2 {
HRESULT SetLzma2Prop(PROPID propID, const PROPVARIANT &prop, CLzma2EncProps &lzma2Props);
}
namespace NXz {
extern "C" {
static void *SzBigAlloc(ISzAllocPtr, size_t size) { return BigAlloc(size); }
static void SzBigFree(ISzAllocPtr, void *address) { BigFree(address); }
static const ISzAlloc g_BigAlloc = { SzBigAlloc, SzBigFree };
static void *SzAlloc(ISzAllocPtr, size_t size) { return MyAlloc(size); }
static void SzFree(ISzAllocPtr, void *address) { MyFree(address); }
static const ISzAlloc g_Alloc = { SzAlloc, SzFree };
}
void CEncoder::InitCoderProps()
{
Lzma2EncProps_Init(&_lzma2Props);
XzProps_Init(&xzProps);
XzFilterProps_Init(&filter);
xzProps.lzma2Props = &_lzma2Props;
// xzProps.filterProps = (_filterId != 0 ? &filter : NULL);
xzProps.filterProps = NULL;
}
CEncoder::CEncoder()
{
InitCoderProps();
}
CEncoder::~CEncoder()
{
}
HRESULT CEncoder::SetCoderProp(PROPID propID, const PROPVARIANT &prop)
{
return NLzma2::SetLzma2Prop(propID, prop, _lzma2Props);
}
STDMETHODIMP CEncoder::SetCoderProperties(const PROPID *propIDs,
const PROPVARIANT *coderProps, UInt32 numProps)
{
Lzma2EncProps_Init(&_lzma2Props);
for (UInt32 i = 0; i < numProps; i++)
{
RINOK(SetCoderProp(propIDs[i], coderProps[i]));
}
return S_OK;
// return SResToHRESULT(Lzma2Enc_SetProps(_encoder, &lzma2Props));
}
STDMETHODIMP CEncoder::Code(ISequentialInStream *inStream,
ISequentialOutStream *outStream, const UInt64 * /* inSize */, const UInt64 * /* outSize */,
ICompressProgressInfo *progress)
{
CSeqOutStreamWrap seqOutStream;
seqOutStream.Init(outStream);
// if (IntToBool(newData))
{
/*
UInt64 size;
{
NCOM::CPropVariant prop;
RINOK(updateCallback->GetProperty(0, kpidSize, &prop));
if (prop.vt != VT_UI8)
return E_INVALIDARG;
size = prop.uhVal.QuadPart;
RINOK(updateCallback->SetTotal(size));
}
*/
/*
CLzma2EncProps lzma2Props;
Lzma2EncProps_Init(&lzma2Props);
lzma2Props.lzmaProps.level = GetLevel();
*/
CSeqInStreamWrap seqInStream;
seqInStream.Init(inStream);
/*
{
NCOM::CPropVariant prop = (UInt64)size;
RINOK(NCompress::NLzma2::SetLzma2Prop(NCoderPropID::kReduceSize, prop, lzma2Props));
}
FOR_VECTOR (i, _methods)
{
COneMethodInfo &m = _methods[i];
SetGlobalLevelAndThreads(m
#ifndef _7ZIP_ST
, _numThreads
#endif
);
{
FOR_VECTOR (j, m.Props)
{
const CProp &prop = m.Props[j];
RINOK(NCompress::NLzma2::SetLzma2Prop(prop.Id, prop.Value, lzma2Props));
}
}
}
#ifndef _7ZIP_ST
lzma2Props.numTotalThreads = _numThreads;
#endif
*/
CCompressProgressWrap progressWrap;
progressWrap.Init(progress);
xzProps.checkId = XZ_CHECK_CRC32;
// xzProps.checkId = XZ_CHECK_CRC64;
/*
CXzProps xzProps;
CXzFilterProps filter;
XzProps_Init(&xzProps);
XzFilterProps_Init(&filter);
xzProps.lzma2Props = &_lzma2Props;
*/
/*
xzProps.filterProps = (_filterId != 0 ? &filter : NULL);
switch (_crcSize)
{
case 0: xzProps.checkId = XZ_CHECK_NO; break;
case 4: xzProps.checkId = XZ_CHECK_CRC32; break;
case 8: xzProps.checkId = XZ_CHECK_CRC64; break;
case 32: xzProps.checkId = XZ_CHECK_SHA256; break;
default: return E_INVALIDARG;
}
filter.id = _filterId;
if (_filterId == XZ_ID_Delta)
{
bool deltaDefined = false;
FOR_VECTOR (j, _filterMethod.Props)
{
const CProp &prop = _filterMethod.Props[j];
if (prop.Id == NCoderPropID::kDefaultProp && prop.Value.vt == VT_UI4)
{
UInt32 delta = (UInt32)prop.Value.ulVal;
if (delta < 1 || delta > 256)
return E_INVALIDARG;
filter.delta = delta;
deltaDefined = true;
}
}
if (!deltaDefined)
return E_INVALIDARG;
}
*/
SRes res = Xz_Encode(&seqOutStream.vt, &seqInStream.vt, &xzProps, progress ? &progressWrap.vt : NULL);
/*
if (res == SZ_OK)
return updateCallback->SetOperationResult(NArchive::NUpdate::NOperationResult::kOK);
*/
return SResToHRESULT(res);
}
}
}}
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