--- a/misc/libphysfs/lzma/CPP/7zip/Common/CreateCoder.cpp Thu Oct 11 23:43:31 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,292 +0,0 @@
-// CreateCoder.cpp
-
-#include "StdAfx.h"
-
-#include "CreateCoder.h"
-
-#include "../../Windows/PropVariant.h"
-#include "../../Windows/Defs.h"
-#include "FilterCoder.h"
-#include "RegisterCodec.h"
-
-static const unsigned int kNumCodecsMax = 64;
-unsigned int g_NumCodecs = 0;
-const CCodecInfo *g_Codecs[kNumCodecsMax];
-void RegisterCodec(const CCodecInfo *codecInfo)
-{
- if (g_NumCodecs < kNumCodecsMax)
- g_Codecs[g_NumCodecs++] = codecInfo;
-}
-
-#ifdef EXTERNAL_CODECS
-static HRESULT ReadNumberOfStreams(ICompressCodecsInfo *codecsInfo, UInt32 index, PROPID propID, UInt32 &res)
-{
- NWindows::NCOM::CPropVariant prop;
- RINOK(codecsInfo->GetProperty(index, propID, &prop));
- if (prop.vt == VT_EMPTY)
- res = 1;
- else if (prop.vt == VT_UI4)
- res = prop.ulVal;
- else
- return E_INVALIDARG;
- return S_OK;
-}
-
-static HRESULT ReadIsAssignedProp(ICompressCodecsInfo *codecsInfo, UInt32 index, PROPID propID, bool &res)
-{
- NWindows::NCOM::CPropVariant prop;
- RINOK(codecsInfo->GetProperty(index, propID, &prop));
- if (prop.vt == VT_EMPTY)
- res = true;
- else if (prop.vt == VT_BOOL)
- res = VARIANT_BOOLToBool(prop.boolVal);
- else
- return E_INVALIDARG;
- return S_OK;
-}
-
-HRESULT LoadExternalCodecs(ICompressCodecsInfo *codecsInfo, CObjectVector<CCodecInfoEx> &externalCodecs)
-{
- UInt32 num;
- RINOK(codecsInfo->GetNumberOfMethods(&num));
- for (UInt32 i = 0; i < num; i++)
- {
- CCodecInfoEx info;
- NWindows::NCOM::CPropVariant prop;
- RINOK(codecsInfo->GetProperty(i, NMethodPropID::kID, &prop));
- // if (prop.vt != VT_BSTR)
- // info.Id.IDSize = (Byte)SysStringByteLen(prop.bstrVal);
- // memmove(info.Id.ID, prop.bstrVal, info.Id.IDSize);
- if (prop.vt != VT_UI8)
- {
- continue; // old Interface
- // return E_INVALIDARG;
- }
- info.Id = prop.uhVal.QuadPart;
- prop.Clear();
-
- RINOK(codecsInfo->GetProperty(i, NMethodPropID::kName, &prop));
- if (prop.vt == VT_BSTR)
- info.Name = prop.bstrVal;
- else if (prop.vt != VT_EMPTY)
- return E_INVALIDARG;;
-
- RINOK(ReadNumberOfStreams(codecsInfo, i, NMethodPropID::kInStreams, info.NumInStreams));
- RINOK(ReadNumberOfStreams(codecsInfo, i, NMethodPropID::kOutStreams, info.NumOutStreams));
- RINOK(ReadIsAssignedProp(codecsInfo, i, NMethodPropID::kEncoderIsAssigned, info.EncoderIsAssigned));
- RINOK(ReadIsAssignedProp(codecsInfo, i, NMethodPropID::kDecoderIsAssigned, info.DecoderIsAssigned));
-
- externalCodecs.Add(info);
- }
- return S_OK;
-}
-
-#endif
-
-bool FindMethod(
- #ifdef EXTERNAL_CODECS
- ICompressCodecsInfo * /* codecsInfo */, const CObjectVector<CCodecInfoEx> *externalCodecs,
- #endif
- const UString &name,
- CMethodId &methodId, UInt32 &numInStreams, UInt32 &numOutStreams)
-{
- UInt32 i;
- for (i = 0; i < g_NumCodecs; i++)
- {
- const CCodecInfo &codec = *g_Codecs[i];
- if (name.CompareNoCase(codec.Name) == 0)
- {
- methodId = codec.Id;
- numInStreams = codec.NumInStreams;
- numOutStreams = 1;
- return true;
- }
- }
- #ifdef EXTERNAL_CODECS
- if (externalCodecs)
- for (i = 0; i < (UInt32)externalCodecs->Size(); i++)
- {
- const CCodecInfoEx &codec = (*externalCodecs)[i];
- if (codec.Name.CompareNoCase(name) == 0)
- {
- methodId = codec.Id;
- numInStreams = codec.NumInStreams;
- numOutStreams = codec.NumOutStreams;
- return true;
- }
- }
- #endif
- return false;
-}
-
-bool FindMethod(
- #ifdef EXTERNAL_CODECS
- ICompressCodecsInfo * /* codecsInfo */, const CObjectVector<CCodecInfoEx> *externalCodecs,
- #endif
- CMethodId methodId, UString &name)
-{
- UInt32 i;
- for (i = 0; i < g_NumCodecs; i++)
- {
- const CCodecInfo &codec = *g_Codecs[i];
- if (methodId == codec.Id)
- {
- name = codec.Name;
- return true;
- }
- }
- #ifdef EXTERNAL_CODECS
- if (externalCodecs)
- for (i = 0; i < (UInt32)externalCodecs->Size(); i++)
- {
- const CCodecInfoEx &codec = (*externalCodecs)[i];
- if (methodId == codec.Id)
- {
- name = codec.Name;
- return true;
- }
- }
- #endif
- return false;
-}
-
-HRESULT CreateCoder(
- DECL_EXTERNAL_CODECS_LOC_VARS
- CMethodId methodId,
- CMyComPtr<ICompressFilter> &filter,
- CMyComPtr<ICompressCoder> &coder,
- CMyComPtr<ICompressCoder2> &coder2,
- bool encode, bool onlyCoder)
-{
- bool created = false;
- UInt32 i;
- for (i = 0; i < g_NumCodecs; i++)
- {
- const CCodecInfo &codec = *g_Codecs[i];
- if (codec.Id == methodId)
- {
- if (encode)
- {
- if (codec.CreateEncoder)
- {
- void *p = codec.CreateEncoder();
- if (codec.IsFilter) filter = (ICompressFilter *)p;
- else if (codec.NumInStreams == 1) coder = (ICompressCoder *)p;
- else coder2 = (ICompressCoder2 *)p;
- created = (p != 0);
- break;
- }
- }
- else
- if (codec.CreateDecoder)
- {
- void *p = codec.CreateDecoder();
- if (codec.IsFilter) filter = (ICompressFilter *)p;
- else if (codec.NumInStreams == 1) coder = (ICompressCoder *)p;
- else coder2 = (ICompressCoder2 *)p;
- created = (p != 0);
- break;
- }
- }
- }
-
- #ifdef EXTERNAL_CODECS
- if (!created && externalCodecs)
- for (i = 0; i < (UInt32)externalCodecs->Size(); i++)
- {
- const CCodecInfoEx &codec = (*externalCodecs)[i];
- if (codec.Id == methodId)
- {
- if (encode)
- {
- if (codec.EncoderIsAssigned)
- {
- if (codec.IsSimpleCodec())
- {
- HRESULT result = codecsInfo->CreateEncoder(i, &IID_ICompressCoder, (void **)&coder);
- if (result != S_OK && result != E_NOINTERFACE && result != CLASS_E_CLASSNOTAVAILABLE)
- return result;
- if (!coder)
- {
- RINOK(codecsInfo->CreateEncoder(i, &IID_ICompressFilter, (void **)&filter));
- }
- }
- else
- {
- RINOK(codecsInfo->CreateEncoder(i, &IID_ICompressCoder2, (void **)&coder2));
- }
- break;
- }
- }
- else
- if (codec.DecoderIsAssigned)
- {
- if (codec.IsSimpleCodec())
- {
- HRESULT result = codecsInfo->CreateDecoder(i, &IID_ICompressCoder, (void **)&coder);
- if (result != S_OK && result != E_NOINTERFACE && result != CLASS_E_CLASSNOTAVAILABLE)
- return result;
- if (!coder)
- {
- RINOK(codecsInfo->CreateDecoder(i, &IID_ICompressFilter, (void **)&filter));
- }
- }
- else
- {
- RINOK(codecsInfo->CreateDecoder(i, &IID_ICompressCoder2, (void **)&coder2));
- }
- break;
- }
- }
- }
- #endif
-
- if (onlyCoder && filter)
- {
- CFilterCoder *coderSpec = new CFilterCoder;
- coder = coderSpec;
- coderSpec->Filter = filter;
- }
- return S_OK;
-}
-
-HRESULT CreateCoder(
- DECL_EXTERNAL_CODECS_LOC_VARS
- CMethodId methodId,
- CMyComPtr<ICompressCoder> &coder,
- CMyComPtr<ICompressCoder2> &coder2,
- bool encode)
-{
- CMyComPtr<ICompressFilter> filter;
- return CreateCoder(
- EXTERNAL_CODECS_LOC_VARS
- methodId,
- filter, coder, coder2, encode, true);
-}
-
-HRESULT CreateCoder(
- DECL_EXTERNAL_CODECS_LOC_VARS
- CMethodId methodId,
- CMyComPtr<ICompressCoder> &coder, bool encode)
-{
- CMyComPtr<ICompressFilter> filter;
- CMyComPtr<ICompressCoder2> coder2;
- return CreateCoder(
- EXTERNAL_CODECS_LOC_VARS
- methodId,
- coder, coder2, encode);
-}
-
-HRESULT CreateFilter(
- DECL_EXTERNAL_CODECS_LOC_VARS
- CMethodId methodId,
- CMyComPtr<ICompressFilter> &filter,
- bool encode)
-{
- CMyComPtr<ICompressCoder> coder;
- CMyComPtr<ICompressCoder2> coder2;
- return CreateCoder(
- EXTERNAL_CODECS_LOC_VARS
- methodId,
- filter, coder, coder2, encode, false);
-}