--- /dev/null
+/*
+ * Copyright 2009 Vincent Povirk for CodeWeavers
+ * Copyright 2012 Dmitry Timoshkov
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include "wincodecs_private.h"
+
+#include <wine/list.h>
+
+static const WCHAR mimetypes_valuename[] = {'M','i','m','e','T','y','p','e','s',0};
+static const WCHAR author_valuename[] = {'A','u','t','h','o','r',0};
+static const WCHAR friendlyname_valuename[] = {'F','r','i','e','n','d','l','y','N','a','m','e',0};
+static const WCHAR pixelformats_keyname[] = {'P','i','x','e','l','F','o','r','m','a','t','s',0};
+static const WCHAR formats_keyname[] = {'F','o','r','m','a','t','s',0};
+static const WCHAR containerformat_valuename[] = {'C','o','n','t','a','i','n','e','r','F','o','r','m','a','t',0};
+static const WCHAR metadataformat_valuename[] = {'M','e','t','a','d','a','t','a','F','o','r','m','a','t',0};
+static const WCHAR vendor_valuename[] = {'V','e','n','d','o','r',0};
+static const WCHAR version_valuename[] = {'V','e','r','s','i','o','n',0};
+static const WCHAR specversion_valuename[] = {'S','p','e','c','V','e','r','s','i','o','n',0};
+static const WCHAR bitsperpixel_valuename[] = {'B','i','t','L','e','n','g','t','h',0};
+static const WCHAR channelcount_valuename[] = {'C','h','a','n','n','e','l','C','o','u','n','t',0};
+static const WCHAR channelmasks_keyname[] = {'C','h','a','n','n','e','l','M','a','s','k','s',0};
+static const WCHAR numericrepresentation_valuename[] = {'N','u','m','e','r','i','c','R','e','p','r','e','s','e','n','t','a','t','i','o','n',0};
+static const WCHAR supportstransparency_valuename[] = {'S','u','p','p','o','r','t','s','T','r','a','n','s','p','a','r','e','n','c','y',0};
+static const WCHAR requiresfullstream_valuename[] = {'R','e','q','u','i','r','e','s','F','u','l','l','S','t','r','e','a','m',0};
+static const WCHAR supportspadding_valuename[] = {'S','u','p','p','o','r','t','s','P','a','d','d','i','n','g',0};
+static const WCHAR fileextensions_valuename[] = {'F','i','l','e','E','x','t','e','n','s','i','o','n','s',0};
+static const WCHAR containers_keyname[] = {'C','o','n','t','a','i','n','e','r','s',0};
+
+static HRESULT ComponentInfo_GetStringValue(HKEY classkey, LPCWSTR value,
+ UINT buffer_size, WCHAR *buffer, UINT *actual_size)
+{
+ LONG ret;
+ DWORD cbdata=buffer_size * sizeof(WCHAR);
+
+ if (!actual_size)
+ return E_INVALIDARG;
+
+ ret = RegGetValueW(classkey, NULL, value, RRF_RT_REG_SZ|RRF_NOEXPAND, NULL,
+ buffer, &cbdata);
+
+ if (ret == ERROR_FILE_NOT_FOUND)
+ {
+ *actual_size = 0;
+ return S_OK;
+ }
+
+ if (ret == 0 || ret == ERROR_MORE_DATA)
+ *actual_size = cbdata/sizeof(WCHAR);
+
+ if (!buffer && buffer_size != 0)
+ /* Yes, native returns the correct size in this case. */
+ return E_INVALIDARG;
+
+ if (ret == ERROR_MORE_DATA)
+ return WINCODEC_ERR_INSUFFICIENTBUFFER;
+
+ return HRESULT_FROM_WIN32(ret);
+}
+
+static HRESULT ComponentInfo_GetGUIDValue(HKEY classkey, LPCWSTR value,
+ GUID *result)
+{
+ LONG ret;
+ WCHAR guid_string[39];
+ DWORD cbdata = sizeof(guid_string);
+ HRESULT hr;
+
+ if (!result)
+ return E_INVALIDARG;
+
+ ret = RegGetValueW(classkey, NULL, value, RRF_RT_REG_SZ|RRF_NOEXPAND, NULL,
+ guid_string, &cbdata);
+
+ if (ret != ERROR_SUCCESS)
+ return HRESULT_FROM_WIN32(ret);
+
+ if (cbdata < sizeof(guid_string))
+ {
+ ERR("incomplete GUID value\n");
+ return E_FAIL;
+ }
+
+ hr = CLSIDFromString(guid_string, result);
+
+ return hr;
+}
+
+static HRESULT ComponentInfo_GetDWORDValue(HKEY classkey, LPCWSTR value,
+ DWORD *result)
+{
+ LONG ret;
+ DWORD cbdata = sizeof(DWORD);
+
+ if (!result)
+ return E_INVALIDARG;
+
+ ret = RegGetValueW(classkey, NULL, value, RRF_RT_DWORD, NULL,
+ result, &cbdata);
+
+ if (ret == ERROR_FILE_NOT_FOUND)
+ {
+ *result = 0;
+ return S_OK;
+ }
+
+ return HRESULT_FROM_WIN32(ret);
+}
+
+static HRESULT ComponentInfo_GetGuidList(HKEY classkey, LPCWSTR subkeyname,
+ UINT buffersize, GUID *buffer, UINT *actual_size)
+{
+ LONG ret;
+ HKEY subkey;
+ UINT items_returned;
+ WCHAR guid_string[39];
+ DWORD guid_string_size;
+ HRESULT hr=S_OK;
+
+ if (!actual_size)
+ return E_INVALIDARG;
+
+ ret = RegOpenKeyExW(classkey, subkeyname, 0, KEY_READ, &subkey);
+ if (ret == ERROR_FILE_NOT_FOUND)
+ {
+ *actual_size = 0;
+ return S_OK;
+ }
+ else if (ret != ERROR_SUCCESS) return HRESULT_FROM_WIN32(ret);
+
+ if (buffer)
+ {
+ items_returned = 0;
+ guid_string_size = 39;
+ while (items_returned < buffersize)
+ {
+ ret = RegEnumKeyExW(subkey, items_returned, guid_string,
+ &guid_string_size, NULL, NULL, NULL, NULL);
+
+ if (ret != ERROR_SUCCESS)
+ {
+ hr = HRESULT_FROM_WIN32(ret);
+ break;
+ }
+
+ if (guid_string_size != 38)
+ {
+ hr = E_FAIL;
+ break;
+ }
+
+ hr = CLSIDFromString(guid_string, &buffer[items_returned]);
+ if (FAILED(hr))
+ break;
+
+ items_returned++;
+ guid_string_size = 39;
+ }
+
+ if (ret == ERROR_NO_MORE_ITEMS)
+ hr = S_OK;
+
+ *actual_size = items_returned;
+ }
+ else
+ {
+ ret = RegQueryInfoKeyW(subkey, NULL, NULL, NULL, actual_size, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
+ if (ret != ERROR_SUCCESS)
+ hr = HRESULT_FROM_WIN32(ret);
+ }
+
+ RegCloseKey(subkey);
+
+ return hr;
+}
+
+typedef struct {
+ IWICBitmapDecoderInfo IWICBitmapDecoderInfo_iface;
+ LONG ref;
+ HKEY classkey;
+ CLSID clsid;
+} BitmapDecoderInfo;
+
+static inline BitmapDecoderInfo *impl_from_IWICBitmapDecoderInfo(IWICBitmapDecoderInfo *iface)
+{
+ return CONTAINING_RECORD(iface, BitmapDecoderInfo, IWICBitmapDecoderInfo_iface);
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_QueryInterface(IWICBitmapDecoderInfo *iface, REFIID iid,
+ void **ppv)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+ TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
+
+ if (!ppv) return E_INVALIDARG;
+
+ if (IsEqualIID(&IID_IUnknown, iid) ||
+ IsEqualIID(&IID_IWICComponentInfo, iid) ||
+ IsEqualIID(&IID_IWICBitmapCodecInfo, iid) ||
+ IsEqualIID(&IID_IWICBitmapDecoderInfo ,iid))
+ {
+ *ppv = &This->IWICBitmapDecoderInfo_iface;
+ }
+ else
+ {
+ *ppv = NULL;
+ return E_NOINTERFACE;
+ }
+
+ IUnknown_AddRef((IUnknown*)*ppv);
+ return S_OK;
+}
+
+static ULONG WINAPI BitmapDecoderInfo_AddRef(IWICBitmapDecoderInfo *iface)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+ ULONG ref = InterlockedIncrement(&This->ref);
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+
+ return ref;
+}
+
+static ULONG WINAPI BitmapDecoderInfo_Release(IWICBitmapDecoderInfo *iface)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+ ULONG ref = InterlockedDecrement(&This->ref);
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+
+ if (ref == 0)
+ {
+ RegCloseKey(This->classkey);
+ HeapFree(GetProcessHeap(), 0, This);
+ }
+
+ return ref;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetComponentType(IWICBitmapDecoderInfo *iface,
+ WICComponentType *pType)
+{
+ TRACE("(%p,%p)\n", iface, pType);
+ if (!pType) return E_INVALIDARG;
+ *pType = WICDecoder;
+ return S_OK;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetCLSID(IWICBitmapDecoderInfo *iface, CLSID *pclsid)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+ TRACE("(%p,%p)\n", iface, pclsid);
+
+ if (!pclsid)
+ return E_INVALIDARG;
+
+ memcpy(pclsid, &This->clsid, sizeof(CLSID));
+
+ return S_OK;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetSigningStatus(IWICBitmapDecoderInfo *iface, DWORD *pStatus)
+{
+ FIXME("(%p,%p): stub\n", iface, pStatus);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetAuthor(IWICBitmapDecoderInfo *iface, UINT cchAuthor,
+ WCHAR *wzAuthor, UINT *pcchActual)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchAuthor, wzAuthor, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, author_valuename,
+ cchAuthor, wzAuthor, pcchActual);
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetVendorGUID(IWICBitmapDecoderInfo *iface, GUID *pguidVendor)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+
+ TRACE("(%p,%p)\n", iface, pguidVendor);
+
+ return ComponentInfo_GetGUIDValue(This->classkey, vendor_valuename, pguidVendor);
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetVersion(IWICBitmapDecoderInfo *iface, UINT cchVersion,
+ WCHAR *wzVersion, UINT *pcchActual)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchVersion, wzVersion, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, version_valuename,
+ cchVersion, wzVersion, pcchActual);
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetSpecVersion(IWICBitmapDecoderInfo *iface, UINT cchSpecVersion,
+ WCHAR *wzSpecVersion, UINT *pcchActual)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchSpecVersion, wzSpecVersion, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, specversion_valuename,
+ cchSpecVersion, wzSpecVersion, pcchActual);
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetFriendlyName(IWICBitmapDecoderInfo *iface, UINT cchFriendlyName,
+ WCHAR *wzFriendlyName, UINT *pcchActual)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchFriendlyName, wzFriendlyName, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, friendlyname_valuename,
+ cchFriendlyName, wzFriendlyName, pcchActual);
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetContainerFormat(IWICBitmapDecoderInfo *iface,
+ GUID *pguidContainerFormat)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+ TRACE("(%p,%p)\n", iface, pguidContainerFormat);
+ return ComponentInfo_GetGUIDValue(This->classkey, containerformat_valuename, pguidContainerFormat);
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetPixelFormats(IWICBitmapDecoderInfo *iface,
+ UINT cFormats, GUID *pguidPixelFormats, UINT *pcActual)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+ TRACE("(%p,%u,%p,%p)\n", iface, cFormats, pguidPixelFormats, pcActual);
+ return ComponentInfo_GetGuidList(This->classkey, formats_keyname, cFormats, pguidPixelFormats, pcActual);
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetColorManagementVersion(IWICBitmapDecoderInfo *iface,
+ UINT cchColorManagementVersion, WCHAR *wzColorManagementVersion, UINT *pcchActual)
+{
+ FIXME("(%p,%u,%p,%p): stub\n", iface, cchColorManagementVersion, wzColorManagementVersion, pcchActual);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetDeviceManufacturer(IWICBitmapDecoderInfo *iface,
+ UINT cchDeviceManufacturer, WCHAR *wzDeviceManufacturer, UINT *pcchActual)
+{
+ FIXME("(%p,%u,%p,%p): stub\n", iface, cchDeviceManufacturer, wzDeviceManufacturer, pcchActual);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetDeviceModels(IWICBitmapDecoderInfo *iface,
+ UINT cchDeviceModels, WCHAR *wzDeviceModels, UINT *pcchActual)
+{
+ FIXME("(%p,%u,%p,%p): stub\n", iface, cchDeviceModels, wzDeviceModels, pcchActual);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetMimeTypes(IWICBitmapDecoderInfo *iface,
+ UINT cchMimeTypes, WCHAR *wzMimeTypes, UINT *pcchActual)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchMimeTypes, wzMimeTypes, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, mimetypes_valuename,
+ cchMimeTypes, wzMimeTypes, pcchActual);
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetFileExtensions(IWICBitmapDecoderInfo *iface,
+ UINT cchFileExtensions, WCHAR *wzFileExtensions, UINT *pcchActual)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchFileExtensions, wzFileExtensions, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, fileextensions_valuename,
+ cchFileExtensions, wzFileExtensions, pcchActual);
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_DoesSupportAnimation(IWICBitmapDecoderInfo *iface,
+ BOOL *pfSupportAnimation)
+{
+ FIXME("(%p,%p): stub\n", iface, pfSupportAnimation);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_DoesSupportChromaKey(IWICBitmapDecoderInfo *iface,
+ BOOL *pfSupportChromaKey)
+{
+ FIXME("(%p,%p): stub\n", iface, pfSupportChromaKey);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_DoesSupportLossless(IWICBitmapDecoderInfo *iface,
+ BOOL *pfSupportLossless)
+{
+ FIXME("(%p,%p): stub\n", iface, pfSupportLossless);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_DoesSupportMultiframe(IWICBitmapDecoderInfo *iface,
+ BOOL *pfSupportMultiframe)
+{
+ FIXME("(%p,%p): stub\n", iface, pfSupportMultiframe);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_MatchesMimeType(IWICBitmapDecoderInfo *iface,
+ LPCWSTR wzMimeType, BOOL *pfMatches)
+{
+ FIXME("(%p,%s,%p): stub\n", iface, debugstr_w(wzMimeType), pfMatches);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_GetPatterns(IWICBitmapDecoderInfo *iface,
+ UINT cbSizePatterns, WICBitmapPattern *pPatterns, UINT *pcPatterns, UINT *pcbPatternsActual)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+ UINT pattern_count=0, patterns_size=0;
+ WCHAR subkeyname[11];
+ LONG res;
+ HKEY patternskey, patternkey;
+ static const WCHAR uintformatW[] = {'%','u',0};
+ static const WCHAR patternsW[] = {'P','a','t','t','e','r','n','s',0};
+ static const WCHAR positionW[] = {'P','o','s','i','t','i','o','n',0};
+ static const WCHAR lengthW[] = {'L','e','n','g','t','h',0};
+ static const WCHAR patternW[] = {'P','a','t','t','e','r','n',0};
+ static const WCHAR maskW[] = {'M','a','s','k',0};
+ static const WCHAR endofstreamW[] = {'E','n','d','O','f','S','t','r','e','a','m',0};
+ HRESULT hr=S_OK;
+ UINT i;
+ BYTE *bPatterns=(BYTE*)pPatterns;
+ DWORD length, valuesize;
+
+ TRACE("(%p,%i,%p,%p,%p)\n", iface, cbSizePatterns, pPatterns, pcPatterns, pcbPatternsActual);
+
+ res = RegOpenKeyExW(This->classkey, patternsW, 0, KEY_READ, &patternskey);
+ if (res != ERROR_SUCCESS) return HRESULT_FROM_WIN32(res);
+
+ res = RegQueryInfoKeyW(patternskey, NULL, NULL, NULL, &pattern_count, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
+ if (res == ERROR_SUCCESS)
+ {
+ patterns_size = pattern_count * sizeof(WICBitmapPattern);
+
+ for (i=0; i<pattern_count; i++)
+ {
+ snprintfW(subkeyname, 11, uintformatW, i);
+ res = RegOpenKeyExW(patternskey, subkeyname, 0, KEY_READ, &patternkey);
+ if (res == ERROR_SUCCESS)
+ {
+ valuesize = sizeof(ULONG);
+ res = RegGetValueW(patternkey, NULL, lengthW, RRF_RT_DWORD, NULL,
+ &length, &valuesize);
+ patterns_size += length*2;
+
+ if ((cbSizePatterns >= patterns_size) && (res == ERROR_SUCCESS))
+ {
+ pPatterns[i].Length = length;
+
+ pPatterns[i].EndOfStream = 0;
+ valuesize = sizeof(BOOL);
+ RegGetValueW(patternkey, NULL, endofstreamW, RRF_RT_DWORD, NULL,
+ &pPatterns[i].EndOfStream, &valuesize);
+
+ pPatterns[i].Position.QuadPart = 0;
+ valuesize = sizeof(ULARGE_INTEGER);
+ res = RegGetValueW(patternkey, NULL, positionW, RRF_RT_DWORD|RRF_RT_QWORD, NULL,
+ &pPatterns[i].Position, &valuesize);
+
+ if (res == ERROR_SUCCESS)
+ {
+ pPatterns[i].Pattern = bPatterns+patterns_size-length*2;
+ valuesize = length;
+ res = RegGetValueW(patternkey, NULL, patternW, RRF_RT_REG_BINARY, NULL,
+ pPatterns[i].Pattern, &valuesize);
+ }
+
+ if (res == ERROR_SUCCESS)
+ {
+ pPatterns[i].Mask = bPatterns+patterns_size-length;
+ valuesize = length;
+ res = RegGetValueW(patternkey, NULL, maskW, RRF_RT_REG_BINARY, NULL,
+ pPatterns[i].Mask, &valuesize);
+ }
+ }
+
+ RegCloseKey(patternkey);
+ }
+ if (res != ERROR_SUCCESS)
+ {
+ hr = HRESULT_FROM_WIN32(res);
+ break;
+ }
+ }
+ }
+ else hr = HRESULT_FROM_WIN32(res);
+
+ RegCloseKey(patternskey);
+
+ if (hr == S_OK)
+ {
+ *pcPatterns = pattern_count;
+ *pcbPatternsActual = patterns_size;
+ if (pPatterns && cbSizePatterns < patterns_size)
+ hr = WINCODEC_ERR_INSUFFICIENTBUFFER;
+ }
+
+ return hr;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_MatchesPattern(IWICBitmapDecoderInfo *iface,
+ IStream *pIStream, BOOL *pfMatches)
+{
+ WICBitmapPattern *patterns;
+ UINT pattern_count=0, patterns_size=0;
+ HRESULT hr;
+ UINT i;
+ ULONG pos;
+ BYTE *data=NULL;
+ ULONG datasize=0;
+ ULONG bytesread;
+ LARGE_INTEGER seekpos;
+
+ TRACE("(%p,%p,%p)\n", iface, pIStream, pfMatches);
+
+ hr = BitmapDecoderInfo_GetPatterns(iface, 0, NULL, &pattern_count, &patterns_size);
+ if (FAILED(hr)) return hr;
+
+ patterns = HeapAlloc(GetProcessHeap(), 0, patterns_size);
+ if (!patterns) return E_OUTOFMEMORY;
+
+ hr = BitmapDecoderInfo_GetPatterns(iface, patterns_size, patterns, &pattern_count, &patterns_size);
+ if (FAILED(hr)) goto end;
+
+ for (i=0; i<pattern_count; i++)
+ {
+ if (datasize < patterns[i].Length)
+ {
+ HeapFree(GetProcessHeap(), 0, data);
+ datasize = patterns[i].Length;
+ data = HeapAlloc(GetProcessHeap(), 0, patterns[i].Length);
+ if (!data)
+ {
+ hr = E_OUTOFMEMORY;
+ break;
+ }
+ }
+
+ if (patterns[i].EndOfStream)
+ seekpos.QuadPart = -patterns[i].Position.QuadPart;
+ else
+ seekpos.QuadPart = patterns[i].Position.QuadPart;
+ hr = IStream_Seek(pIStream, seekpos, patterns[i].EndOfStream ? STREAM_SEEK_END : STREAM_SEEK_SET, NULL);
+ if (hr == STG_E_INVALIDFUNCTION) continue; /* before start of stream */
+ if (FAILED(hr)) break;
+
+ hr = IStream_Read(pIStream, data, patterns[i].Length, &bytesread);
+ if (hr == S_FALSE || (hr == S_OK && bytesread != patterns[i].Length)) /* past end of stream */
+ continue;
+ if (FAILED(hr)) break;
+
+ for (pos=0; pos<patterns[i].Length; pos++)
+ {
+ if ((data[pos] & patterns[i].Mask[pos]) != patterns[i].Pattern[pos])
+ break;
+ }
+ if (pos == patterns[i].Length) /* matches pattern */
+ {
+ hr = S_OK;
+ *pfMatches = TRUE;
+ break;
+ }
+ }
+
+ if (i == pattern_count) /* does not match any pattern */
+ {
+ hr = S_OK;
+ *pfMatches = FALSE;
+ }
+
+end:
+ HeapFree(GetProcessHeap(), 0, patterns);
+ HeapFree(GetProcessHeap(), 0, data);
+
+ return hr;
+}
+
+static HRESULT WINAPI BitmapDecoderInfo_CreateInstance(IWICBitmapDecoderInfo *iface,
+ IWICBitmapDecoder **ppIBitmapDecoder)
+{
+ BitmapDecoderInfo *This = impl_from_IWICBitmapDecoderInfo(iface);
+
+ TRACE("(%p,%p)\n", iface, ppIBitmapDecoder);
+
+ return create_instance(&This->clsid, &IID_IWICBitmapDecoder, (void**)ppIBitmapDecoder);
+}
+
+static const IWICBitmapDecoderInfoVtbl BitmapDecoderInfo_Vtbl = {
+ BitmapDecoderInfo_QueryInterface,
+ BitmapDecoderInfo_AddRef,
+ BitmapDecoderInfo_Release,
+ BitmapDecoderInfo_GetComponentType,
+ BitmapDecoderInfo_GetCLSID,
+ BitmapDecoderInfo_GetSigningStatus,
+ BitmapDecoderInfo_GetAuthor,
+ BitmapDecoderInfo_GetVendorGUID,
+ BitmapDecoderInfo_GetVersion,
+ BitmapDecoderInfo_GetSpecVersion,
+ BitmapDecoderInfo_GetFriendlyName,
+ BitmapDecoderInfo_GetContainerFormat,
+ BitmapDecoderInfo_GetPixelFormats,
+ BitmapDecoderInfo_GetColorManagementVersion,
+ BitmapDecoderInfo_GetDeviceManufacturer,
+ BitmapDecoderInfo_GetDeviceModels,
+ BitmapDecoderInfo_GetMimeTypes,
+ BitmapDecoderInfo_GetFileExtensions,
+ BitmapDecoderInfo_DoesSupportAnimation,
+ BitmapDecoderInfo_DoesSupportChromaKey,
+ BitmapDecoderInfo_DoesSupportLossless,
+ BitmapDecoderInfo_DoesSupportMultiframe,
+ BitmapDecoderInfo_MatchesMimeType,
+ BitmapDecoderInfo_GetPatterns,
+ BitmapDecoderInfo_MatchesPattern,
+ BitmapDecoderInfo_CreateInstance
+};
+
+static HRESULT BitmapDecoderInfo_Constructor(HKEY classkey, REFCLSID clsid, IWICComponentInfo **ppIInfo)
+{
+ BitmapDecoderInfo *This;
+
+ This = HeapAlloc(GetProcessHeap(), 0, sizeof(BitmapDecoderInfo));
+ if (!This)
+ {
+ RegCloseKey(classkey);
+ return E_OUTOFMEMORY;
+ }
+
+ This->IWICBitmapDecoderInfo_iface.lpVtbl = &BitmapDecoderInfo_Vtbl;
+ This->ref = 1;
+ This->classkey = classkey;
+ memcpy(&This->clsid, clsid, sizeof(CLSID));
+
+ *ppIInfo = (IWICComponentInfo *)&This->IWICBitmapDecoderInfo_iface;
+ return S_OK;
+}
+
+typedef struct {
+ IWICBitmapEncoderInfo IWICBitmapEncoderInfo_iface;
+ LONG ref;
+ HKEY classkey;
+ CLSID clsid;
+} BitmapEncoderInfo;
+
+static inline BitmapEncoderInfo *impl_from_IWICBitmapEncoderInfo(IWICBitmapEncoderInfo *iface)
+{
+ return CONTAINING_RECORD(iface, BitmapEncoderInfo, IWICBitmapEncoderInfo_iface);
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_QueryInterface(IWICBitmapEncoderInfo *iface, REFIID iid,
+ void **ppv)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+ TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
+
+ if (!ppv) return E_INVALIDARG;
+
+ if (IsEqualIID(&IID_IUnknown, iid) ||
+ IsEqualIID(&IID_IWICComponentInfo, iid) ||
+ IsEqualIID(&IID_IWICBitmapCodecInfo, iid) ||
+ IsEqualIID(&IID_IWICBitmapEncoderInfo ,iid))
+ {
+ *ppv = &This->IWICBitmapEncoderInfo_iface;
+ }
+ else
+ {
+ *ppv = NULL;
+ return E_NOINTERFACE;
+ }
+
+ IUnknown_AddRef((IUnknown*)*ppv);
+ return S_OK;
+}
+
+static ULONG WINAPI BitmapEncoderInfo_AddRef(IWICBitmapEncoderInfo *iface)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+ ULONG ref = InterlockedIncrement(&This->ref);
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+
+ return ref;
+}
+
+static ULONG WINAPI BitmapEncoderInfo_Release(IWICBitmapEncoderInfo *iface)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+ ULONG ref = InterlockedDecrement(&This->ref);
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+
+ if (ref == 0)
+ {
+ RegCloseKey(This->classkey);
+ HeapFree(GetProcessHeap(), 0, This);
+ }
+
+ return ref;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetComponentType(IWICBitmapEncoderInfo *iface,
+ WICComponentType *pType)
+{
+ TRACE("(%p,%p)\n", iface, pType);
+ if (!pType) return E_INVALIDARG;
+ *pType = WICEncoder;
+ return S_OK;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetCLSID(IWICBitmapEncoderInfo *iface, CLSID *pclsid)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+ TRACE("(%p,%p)\n", iface, pclsid);
+
+ if (!pclsid)
+ return E_INVALIDARG;
+
+ memcpy(pclsid, &This->clsid, sizeof(CLSID));
+
+ return S_OK;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetSigningStatus(IWICBitmapEncoderInfo *iface, DWORD *pStatus)
+{
+ FIXME("(%p,%p): stub\n", iface, pStatus);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetAuthor(IWICBitmapEncoderInfo *iface, UINT cchAuthor,
+ WCHAR *wzAuthor, UINT *pcchActual)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchAuthor, wzAuthor, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, author_valuename,
+ cchAuthor, wzAuthor, pcchActual);
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetVendorGUID(IWICBitmapEncoderInfo *iface, GUID *pguidVendor)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+
+ TRACE("(%p,%p)\n", iface, pguidVendor);
+
+ return ComponentInfo_GetGUIDValue(This->classkey, vendor_valuename, pguidVendor);
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetVersion(IWICBitmapEncoderInfo *iface, UINT cchVersion,
+ WCHAR *wzVersion, UINT *pcchActual)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchVersion, wzVersion, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, version_valuename,
+ cchVersion, wzVersion, pcchActual);
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetSpecVersion(IWICBitmapEncoderInfo *iface, UINT cchSpecVersion,
+ WCHAR *wzSpecVersion, UINT *pcchActual)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchSpecVersion, wzSpecVersion, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, specversion_valuename,
+ cchSpecVersion, wzSpecVersion, pcchActual);
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetFriendlyName(IWICBitmapEncoderInfo *iface, UINT cchFriendlyName,
+ WCHAR *wzFriendlyName, UINT *pcchActual)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchFriendlyName, wzFriendlyName, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, friendlyname_valuename,
+ cchFriendlyName, wzFriendlyName, pcchActual);
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetContainerFormat(IWICBitmapEncoderInfo *iface,
+ GUID *pguidContainerFormat)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+ TRACE("(%p,%p)\n", iface, pguidContainerFormat);
+ return ComponentInfo_GetGUIDValue(This->classkey, containerformat_valuename, pguidContainerFormat);
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetPixelFormats(IWICBitmapEncoderInfo *iface,
+ UINT cFormats, GUID *pguidPixelFormats, UINT *pcActual)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+ TRACE("(%p,%u,%p,%p)\n", iface, cFormats, pguidPixelFormats, pcActual);
+ return ComponentInfo_GetGuidList(This->classkey, formats_keyname, cFormats, pguidPixelFormats, pcActual);
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetColorManagementVersion(IWICBitmapEncoderInfo *iface,
+ UINT cchColorManagementVersion, WCHAR *wzColorManagementVersion, UINT *pcchActual)
+{
+ FIXME("(%p,%u,%p,%p): stub\n", iface, cchColorManagementVersion, wzColorManagementVersion, pcchActual);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetDeviceManufacturer(IWICBitmapEncoderInfo *iface,
+ UINT cchDeviceManufacturer, WCHAR *wzDeviceManufacturer, UINT *pcchActual)
+{
+ FIXME("(%p,%u,%p,%p): stub\n", iface, cchDeviceManufacturer, wzDeviceManufacturer, pcchActual);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetDeviceModels(IWICBitmapEncoderInfo *iface,
+ UINT cchDeviceModels, WCHAR *wzDeviceModels, UINT *pcchActual)
+{
+ FIXME("(%p,%u,%p,%p): stub\n", iface, cchDeviceModels, wzDeviceModels, pcchActual);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetMimeTypes(IWICBitmapEncoderInfo *iface,
+ UINT cchMimeTypes, WCHAR *wzMimeTypes, UINT *pcchActual)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchMimeTypes, wzMimeTypes, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, mimetypes_valuename,
+ cchMimeTypes, wzMimeTypes, pcchActual);
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_GetFileExtensions(IWICBitmapEncoderInfo *iface,
+ UINT cchFileExtensions, WCHAR *wzFileExtensions, UINT *pcchActual)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchFileExtensions, wzFileExtensions, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, fileextensions_valuename,
+ cchFileExtensions, wzFileExtensions, pcchActual);
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_DoesSupportAnimation(IWICBitmapEncoderInfo *iface,
+ BOOL *pfSupportAnimation)
+{
+ FIXME("(%p,%p): stub\n", iface, pfSupportAnimation);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_DoesSupportChromaKey(IWICBitmapEncoderInfo *iface,
+ BOOL *pfSupportChromaKey)
+{
+ FIXME("(%p,%p): stub\n", iface, pfSupportChromaKey);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_DoesSupportLossless(IWICBitmapEncoderInfo *iface,
+ BOOL *pfSupportLossless)
+{
+ FIXME("(%p,%p): stub\n", iface, pfSupportLossless);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_DoesSupportMultiframe(IWICBitmapEncoderInfo *iface,
+ BOOL *pfSupportMultiframe)
+{
+ FIXME("(%p,%p): stub\n", iface, pfSupportMultiframe);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_MatchesMimeType(IWICBitmapEncoderInfo *iface,
+ LPCWSTR wzMimeType, BOOL *pfMatches)
+{
+ FIXME("(%p,%s,%p): stub\n", iface, debugstr_w(wzMimeType), pfMatches);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI BitmapEncoderInfo_CreateInstance(IWICBitmapEncoderInfo *iface,
+ IWICBitmapEncoder **ppIBitmapEncoder)
+{
+ BitmapEncoderInfo *This = impl_from_IWICBitmapEncoderInfo(iface);
+
+ TRACE("(%p,%p)\n", iface, ppIBitmapEncoder);
+
+ return create_instance(&This->clsid, &IID_IWICBitmapEncoder, (void**)ppIBitmapEncoder);
+}
+
+static const IWICBitmapEncoderInfoVtbl BitmapEncoderInfo_Vtbl = {
+ BitmapEncoderInfo_QueryInterface,
+ BitmapEncoderInfo_AddRef,
+ BitmapEncoderInfo_Release,
+ BitmapEncoderInfo_GetComponentType,
+ BitmapEncoderInfo_GetCLSID,
+ BitmapEncoderInfo_GetSigningStatus,
+ BitmapEncoderInfo_GetAuthor,
+ BitmapEncoderInfo_GetVendorGUID,
+ BitmapEncoderInfo_GetVersion,
+ BitmapEncoderInfo_GetSpecVersion,
+ BitmapEncoderInfo_GetFriendlyName,
+ BitmapEncoderInfo_GetContainerFormat,
+ BitmapEncoderInfo_GetPixelFormats,
+ BitmapEncoderInfo_GetColorManagementVersion,
+ BitmapEncoderInfo_GetDeviceManufacturer,
+ BitmapEncoderInfo_GetDeviceModels,
+ BitmapEncoderInfo_GetMimeTypes,
+ BitmapEncoderInfo_GetFileExtensions,
+ BitmapEncoderInfo_DoesSupportAnimation,
+ BitmapEncoderInfo_DoesSupportChromaKey,
+ BitmapEncoderInfo_DoesSupportLossless,
+ BitmapEncoderInfo_DoesSupportMultiframe,
+ BitmapEncoderInfo_MatchesMimeType,
+ BitmapEncoderInfo_CreateInstance
+};
+
+static HRESULT BitmapEncoderInfo_Constructor(HKEY classkey, REFCLSID clsid, IWICComponentInfo **ppIInfo)
+{
+ BitmapEncoderInfo *This;
+
+ This = HeapAlloc(GetProcessHeap(), 0, sizeof(BitmapEncoderInfo));
+ if (!This)
+ {
+ RegCloseKey(classkey);
+ return E_OUTOFMEMORY;
+ }
+
+ This->IWICBitmapEncoderInfo_iface.lpVtbl = &BitmapEncoderInfo_Vtbl;
+ This->ref = 1;
+ This->classkey = classkey;
+ memcpy(&This->clsid, clsid, sizeof(CLSID));
+
+ *ppIInfo = (IWICComponentInfo *)&This->IWICBitmapEncoderInfo_iface;
+ return S_OK;
+}
+
+typedef struct {
+ IWICFormatConverterInfo IWICFormatConverterInfo_iface;
+ LONG ref;
+ HKEY classkey;
+ CLSID clsid;
+} FormatConverterInfo;
+
+static inline FormatConverterInfo *impl_from_IWICFormatConverterInfo(IWICFormatConverterInfo *iface)
+{
+ return CONTAINING_RECORD(iface, FormatConverterInfo, IWICFormatConverterInfo_iface);
+}
+
+static HRESULT WINAPI FormatConverterInfo_QueryInterface(IWICFormatConverterInfo *iface, REFIID iid,
+ void **ppv)
+{
+ FormatConverterInfo *This = impl_from_IWICFormatConverterInfo(iface);
+ TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
+
+ if (!ppv) return E_INVALIDARG;
+
+ if (IsEqualIID(&IID_IUnknown, iid) ||
+ IsEqualIID(&IID_IWICComponentInfo, iid) ||
+ IsEqualIID(&IID_IWICFormatConverterInfo ,iid))
+ {
+ *ppv = &This->IWICFormatConverterInfo_iface;
+ }
+ else
+ {
+ *ppv = NULL;
+ return E_NOINTERFACE;
+ }
+
+ IUnknown_AddRef((IUnknown*)*ppv);
+ return S_OK;
+}
+
+static ULONG WINAPI FormatConverterInfo_AddRef(IWICFormatConverterInfo *iface)
+{
+ FormatConverterInfo *This = impl_from_IWICFormatConverterInfo(iface);
+ ULONG ref = InterlockedIncrement(&This->ref);
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+
+ return ref;
+}
+
+static ULONG WINAPI FormatConverterInfo_Release(IWICFormatConverterInfo *iface)
+{
+ FormatConverterInfo *This = impl_from_IWICFormatConverterInfo(iface);
+ ULONG ref = InterlockedDecrement(&This->ref);
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+
+ if (ref == 0)
+ {
+ RegCloseKey(This->classkey);
+ HeapFree(GetProcessHeap(), 0, This);
+ }
+
+ return ref;
+}
+
+static HRESULT WINAPI FormatConverterInfo_GetComponentType(IWICFormatConverterInfo *iface,
+ WICComponentType *pType)
+{
+ TRACE("(%p,%p)\n", iface, pType);
+ if (!pType) return E_INVALIDARG;
+ *pType = WICPixelFormatConverter;
+ return S_OK;
+}
+
+static HRESULT WINAPI FormatConverterInfo_GetCLSID(IWICFormatConverterInfo *iface, CLSID *pclsid)
+{
+ FormatConverterInfo *This = impl_from_IWICFormatConverterInfo(iface);
+ TRACE("(%p,%p)\n", iface, pclsid);
+
+ if (!pclsid)
+ return E_INVALIDARG;
+
+ memcpy(pclsid, &This->clsid, sizeof(CLSID));
+
+ return S_OK;
+}
+
+static HRESULT WINAPI FormatConverterInfo_GetSigningStatus(IWICFormatConverterInfo *iface, DWORD *pStatus)
+{
+ FIXME("(%p,%p): stub\n", iface, pStatus);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI FormatConverterInfo_GetAuthor(IWICFormatConverterInfo *iface, UINT cchAuthor,
+ WCHAR *wzAuthor, UINT *pcchActual)
+{
+ FormatConverterInfo *This = impl_from_IWICFormatConverterInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchAuthor, wzAuthor, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, author_valuename,
+ cchAuthor, wzAuthor, pcchActual);
+}
+
+static HRESULT WINAPI FormatConverterInfo_GetVendorGUID(IWICFormatConverterInfo *iface, GUID *pguidVendor)
+{
+ FormatConverterInfo *This = impl_from_IWICFormatConverterInfo(iface);
+
+ TRACE("(%p,%p)\n", iface, pguidVendor);
+
+ return ComponentInfo_GetGUIDValue(This->classkey, vendor_valuename, pguidVendor);
+}
+
+static HRESULT WINAPI FormatConverterInfo_GetVersion(IWICFormatConverterInfo *iface, UINT cchVersion,
+ WCHAR *wzVersion, UINT *pcchActual)
+{
+ FormatConverterInfo *This = impl_from_IWICFormatConverterInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchVersion, wzVersion, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, version_valuename,
+ cchVersion, wzVersion, pcchActual);
+}
+
+static HRESULT WINAPI FormatConverterInfo_GetSpecVersion(IWICFormatConverterInfo *iface, UINT cchSpecVersion,
+ WCHAR *wzSpecVersion, UINT *pcchActual)
+{
+ FormatConverterInfo *This = impl_from_IWICFormatConverterInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchSpecVersion, wzSpecVersion, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, specversion_valuename,
+ cchSpecVersion, wzSpecVersion, pcchActual);
+}
+
+static HRESULT WINAPI FormatConverterInfo_GetFriendlyName(IWICFormatConverterInfo *iface, UINT cchFriendlyName,
+ WCHAR *wzFriendlyName, UINT *pcchActual)
+{
+ FormatConverterInfo *This = impl_from_IWICFormatConverterInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchFriendlyName, wzFriendlyName, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, friendlyname_valuename,
+ cchFriendlyName, wzFriendlyName, pcchActual);
+}
+
+static HRESULT WINAPI FormatConverterInfo_GetPixelFormats(IWICFormatConverterInfo *iface,
+ UINT cFormats, GUID *pguidPixelFormats, UINT *pcActual)
+{
+ FIXME("(%p,%u,%p,%p): stub\n", iface, cFormats, pguidPixelFormats, pcActual);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI FormatConverterInfo_CreateInstance(IWICFormatConverterInfo *iface,
+ IWICFormatConverter **ppIFormatConverter)
+{
+ FormatConverterInfo *This = impl_from_IWICFormatConverterInfo(iface);
+
+ TRACE("(%p,%p)\n", iface, ppIFormatConverter);
+
+ return create_instance(&This->clsid, &IID_IWICFormatConverter,
+ (void**)ppIFormatConverter);
+}
+
+static BOOL ConverterSupportsFormat(IWICFormatConverterInfo *iface, const WCHAR *formatguid)
+{
+ LONG res;
+ FormatConverterInfo *This = impl_from_IWICFormatConverterInfo(iface);
+ HKEY formats_key, guid_key;
+
+ /* Avoid testing using IWICFormatConverter_GetPixelFormats because that
+ would be O(n). A registry test should do better. */
+
+ res = RegOpenKeyExW(This->classkey, pixelformats_keyname, 0, KEY_READ, &formats_key);
+ if (res != ERROR_SUCCESS) return FALSE;
+
+ res = RegOpenKeyExW(formats_key, formatguid, 0, KEY_READ, &guid_key);
+ if (res == ERROR_SUCCESS) RegCloseKey(guid_key);
+
+ RegCloseKey(formats_key);
+
+ return (res == ERROR_SUCCESS);
+}
+
+static const IWICFormatConverterInfoVtbl FormatConverterInfo_Vtbl = {
+ FormatConverterInfo_QueryInterface,
+ FormatConverterInfo_AddRef,
+ FormatConverterInfo_Release,
+ FormatConverterInfo_GetComponentType,
+ FormatConverterInfo_GetCLSID,
+ FormatConverterInfo_GetSigningStatus,
+ FormatConverterInfo_GetAuthor,
+ FormatConverterInfo_GetVendorGUID,
+ FormatConverterInfo_GetVersion,
+ FormatConverterInfo_GetSpecVersion,
+ FormatConverterInfo_GetFriendlyName,
+ FormatConverterInfo_GetPixelFormats,
+ FormatConverterInfo_CreateInstance
+};
+
+static HRESULT FormatConverterInfo_Constructor(HKEY classkey, REFCLSID clsid, IWICComponentInfo **ppIInfo)
+{
+ FormatConverterInfo *This;
+
+ This = HeapAlloc(GetProcessHeap(), 0, sizeof(FormatConverterInfo));
+ if (!This)
+ {
+ RegCloseKey(classkey);
+ return E_OUTOFMEMORY;
+ }
+
+ This->IWICFormatConverterInfo_iface.lpVtbl = &FormatConverterInfo_Vtbl;
+ This->ref = 1;
+ This->classkey = classkey;
+ memcpy(&This->clsid, clsid, sizeof(CLSID));
+
+ *ppIInfo = (IWICComponentInfo *)&This->IWICFormatConverterInfo_iface;
+ return S_OK;
+}
+
+typedef struct {
+ IWICPixelFormatInfo2 IWICPixelFormatInfo2_iface;
+ LONG ref;
+ HKEY classkey;
+ CLSID clsid;
+} PixelFormatInfo;
+
+static inline PixelFormatInfo *impl_from_IWICPixelFormatInfo2(IWICPixelFormatInfo2 *iface)
+{
+ return CONTAINING_RECORD(iface, PixelFormatInfo, IWICPixelFormatInfo2_iface);
+}
+
+static HRESULT WINAPI PixelFormatInfo_QueryInterface(IWICPixelFormatInfo2 *iface, REFIID iid,
+ void **ppv)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+ TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
+
+ if (!ppv) return E_INVALIDARG;
+
+ if (IsEqualIID(&IID_IUnknown, iid) ||
+ IsEqualIID(&IID_IWICComponentInfo, iid) ||
+ IsEqualIID(&IID_IWICPixelFormatInfo, iid) ||
+ IsEqualIID(&IID_IWICPixelFormatInfo2 ,iid))
+ {
+ *ppv = &This->IWICPixelFormatInfo2_iface;
+ }
+ else
+ {
+ *ppv = NULL;
+ return E_NOINTERFACE;
+ }
+
+ IUnknown_AddRef((IUnknown*)*ppv);
+ return S_OK;
+}
+
+static ULONG WINAPI PixelFormatInfo_AddRef(IWICPixelFormatInfo2 *iface)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+ ULONG ref = InterlockedIncrement(&This->ref);
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+
+ return ref;
+}
+
+static ULONG WINAPI PixelFormatInfo_Release(IWICPixelFormatInfo2 *iface)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+ ULONG ref = InterlockedDecrement(&This->ref);
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+
+ if (ref == 0)
+ {
+ RegCloseKey(This->classkey);
+ HeapFree(GetProcessHeap(), 0, This);
+ }
+
+ return ref;
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetComponentType(IWICPixelFormatInfo2 *iface,
+ WICComponentType *pType)
+{
+ TRACE("(%p,%p)\n", iface, pType);
+ if (!pType) return E_INVALIDARG;
+ *pType = WICPixelFormat;
+ return S_OK;
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetCLSID(IWICPixelFormatInfo2 *iface, CLSID *pclsid)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+ TRACE("(%p,%p)\n", iface, pclsid);
+
+ if (!pclsid)
+ return E_INVALIDARG;
+
+ memcpy(pclsid, &This->clsid, sizeof(CLSID));
+
+ return S_OK;
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetSigningStatus(IWICPixelFormatInfo2 *iface, DWORD *pStatus)
+{
+ TRACE("(%p,%p)\n", iface, pStatus);
+
+ if (!pStatus)
+ return E_INVALIDARG;
+
+ /* Pixel formats don't require code, so they are considered signed. */
+ *pStatus = WICComponentSigned;
+
+ return S_OK;
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetAuthor(IWICPixelFormatInfo2 *iface, UINT cchAuthor,
+ WCHAR *wzAuthor, UINT *pcchActual)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchAuthor, wzAuthor, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, author_valuename,
+ cchAuthor, wzAuthor, pcchActual);
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetVendorGUID(IWICPixelFormatInfo2 *iface, GUID *pguidVendor)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+
+ TRACE("(%p,%p)\n", iface, pguidVendor);
+
+ return ComponentInfo_GetGUIDValue(This->classkey, vendor_valuename, pguidVendor);
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetVersion(IWICPixelFormatInfo2 *iface, UINT cchVersion,
+ WCHAR *wzVersion, UINT *pcchActual)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchVersion, wzVersion, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, version_valuename,
+ cchVersion, wzVersion, pcchActual);
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetSpecVersion(IWICPixelFormatInfo2 *iface, UINT cchSpecVersion,
+ WCHAR *wzSpecVersion, UINT *pcchActual)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchSpecVersion, wzSpecVersion, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, specversion_valuename,
+ cchSpecVersion, wzSpecVersion, pcchActual);
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetFriendlyName(IWICPixelFormatInfo2 *iface, UINT cchFriendlyName,
+ WCHAR *wzFriendlyName, UINT *pcchActual)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, cchFriendlyName, wzFriendlyName, pcchActual);
+
+ return ComponentInfo_GetStringValue(This->classkey, friendlyname_valuename,
+ cchFriendlyName, wzFriendlyName, pcchActual);
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetFormatGUID(IWICPixelFormatInfo2 *iface,
+ GUID *pFormat)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+ TRACE("(%p,%p)\n", iface, pFormat);
+
+ if (!pFormat)
+ return E_INVALIDARG;
+
+ *pFormat = This->clsid;
+
+ return S_OK;
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetColorContext(IWICPixelFormatInfo2 *iface,
+ IWICColorContext **ppIColorContext)
+{
+ FIXME("(%p,%p): stub\n", iface, ppIColorContext);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetBitsPerPixel(IWICPixelFormatInfo2 *iface,
+ UINT *puiBitsPerPixel)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+
+ TRACE("(%p,%p)\n", iface, puiBitsPerPixel);
+
+ return ComponentInfo_GetDWORDValue(This->classkey, bitsperpixel_valuename, puiBitsPerPixel);
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetChannelCount(IWICPixelFormatInfo2 *iface,
+ UINT *puiChannelCount)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+
+ TRACE("(%p,%p)\n", iface, puiChannelCount);
+
+ return ComponentInfo_GetDWORDValue(This->classkey, channelcount_valuename, puiChannelCount);
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetChannelMask(IWICPixelFormatInfo2 *iface,
+ UINT uiChannelIndex, UINT cbMaskBuffer, BYTE *pbMaskBuffer, UINT *pcbActual)
+{
+ static const WCHAR uintformatW[] = {'%','u',0};
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+ UINT channel_count;
+ HRESULT hr;
+ LONG ret;
+ WCHAR valuename[11];
+ DWORD cbData;
+
+ TRACE("(%p,%u,%u,%p,%p)\n", iface, uiChannelIndex, cbMaskBuffer, pbMaskBuffer, pcbActual);
+
+ if (!pcbActual)
+ return E_INVALIDARG;
+
+ hr = PixelFormatInfo_GetChannelCount(iface, &channel_count);
+
+ if (SUCCEEDED(hr) && uiChannelIndex >= channel_count)
+ hr = E_INVALIDARG;
+
+ if (SUCCEEDED(hr))
+ {
+ snprintfW(valuename, 11, uintformatW, uiChannelIndex);
+
+ cbData = cbMaskBuffer;
+
+ ret = RegGetValueW(This->classkey, channelmasks_keyname, valuename, RRF_RT_REG_BINARY, NULL, pbMaskBuffer, &cbData);
+
+ if (ret == ERROR_SUCCESS || ret == ERROR_MORE_DATA)
+ *pcbActual = cbData;
+
+ if (ret == ERROR_MORE_DATA)
+ hr = E_INVALIDARG;
+ else
+ hr = HRESULT_FROM_WIN32(ret);
+ }
+
+ return hr;
+}
+
+static HRESULT WINAPI PixelFormatInfo_SupportsTransparency(IWICPixelFormatInfo2 *iface,
+ BOOL *pfSupportsTransparency)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+
+ TRACE("(%p,%p)\n", iface, pfSupportsTransparency);
+
+ return ComponentInfo_GetDWORDValue(This->classkey, supportstransparency_valuename, (DWORD*)pfSupportsTransparency);
+}
+
+static HRESULT WINAPI PixelFormatInfo_GetNumericRepresentation(IWICPixelFormatInfo2 *iface,
+ WICPixelFormatNumericRepresentation *pNumericRepresentation)
+{
+ PixelFormatInfo *This = impl_from_IWICPixelFormatInfo2(iface);
+
+ TRACE("(%p,%p)\n", iface, pNumericRepresentation);
+
+ return ComponentInfo_GetDWORDValue(This->classkey, numericrepresentation_valuename, pNumericRepresentation);
+}
+
+static const IWICPixelFormatInfo2Vtbl PixelFormatInfo_Vtbl = {
+ PixelFormatInfo_QueryInterface,
+ PixelFormatInfo_AddRef,
+ PixelFormatInfo_Release,
+ PixelFormatInfo_GetComponentType,
+ PixelFormatInfo_GetCLSID,
+ PixelFormatInfo_GetSigningStatus,
+ PixelFormatInfo_GetAuthor,
+ PixelFormatInfo_GetVendorGUID,
+ PixelFormatInfo_GetVersion,
+ PixelFormatInfo_GetSpecVersion,
+ PixelFormatInfo_GetFriendlyName,
+ PixelFormatInfo_GetFormatGUID,
+ PixelFormatInfo_GetColorContext,
+ PixelFormatInfo_GetBitsPerPixel,
+ PixelFormatInfo_GetChannelCount,
+ PixelFormatInfo_GetChannelMask,
+ PixelFormatInfo_SupportsTransparency,
+ PixelFormatInfo_GetNumericRepresentation
+};
+
+static HRESULT PixelFormatInfo_Constructor(HKEY classkey, REFCLSID clsid, IWICComponentInfo **ppIInfo)
+{
+ PixelFormatInfo *This;
+
+ This = HeapAlloc(GetProcessHeap(), 0, sizeof(PixelFormatInfo));
+ if (!This)
+ {
+ RegCloseKey(classkey);
+ return E_OUTOFMEMORY;
+ }
+
+ This->IWICPixelFormatInfo2_iface.lpVtbl = &PixelFormatInfo_Vtbl;
+ This->ref = 1;
+ This->classkey = classkey;
+ memcpy(&This->clsid, clsid, sizeof(CLSID));
+
+ *ppIInfo = (IWICComponentInfo *)&This->IWICPixelFormatInfo2_iface;
+ return S_OK;
+}
+
+typedef struct
+{
+ IWICMetadataReaderInfo IWICMetadataReaderInfo_iface;
+ LONG ref;
+ HKEY classkey;
+ CLSID clsid;
+} MetadataReaderInfo;
+
+static inline MetadataReaderInfo *impl_from_IWICMetadataReaderInfo(IWICMetadataReaderInfo *iface)
+{
+ return CONTAINING_RECORD(iface, MetadataReaderInfo, IWICMetadataReaderInfo_iface);
+}
+
+static HRESULT WINAPI MetadataReaderInfo_QueryInterface(IWICMetadataReaderInfo *iface,
+ REFIID riid, void **ppv)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+
+ TRACE("(%p,%s,%p)\n", iface, debugstr_guid(riid), ppv);
+
+ if (!ppv) return E_INVALIDARG;
+
+ if (IsEqualIID(&IID_IUnknown, riid) ||
+ IsEqualIID(&IID_IWICComponentInfo, riid) ||
+ IsEqualIID(&IID_IWICMetadataHandlerInfo, riid) ||
+ IsEqualIID(&IID_IWICMetadataReaderInfo, riid))
+ {
+ *ppv = &This->IWICMetadataReaderInfo_iface;
+ }
+ else
+ {
+ *ppv = NULL;
+ return E_NOINTERFACE;
+ }
+
+ IUnknown_AddRef((IUnknown *)*ppv);
+ return S_OK;
+}
+
+static ULONG WINAPI MetadataReaderInfo_AddRef(IWICMetadataReaderInfo *iface)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+ ULONG ref = InterlockedIncrement(&This->ref);
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+ return ref;
+}
+
+static ULONG WINAPI MetadataReaderInfo_Release(IWICMetadataReaderInfo *iface)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+ ULONG ref = InterlockedDecrement(&This->ref);
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+
+ if (!ref)
+ {
+ RegCloseKey(This->classkey);
+ HeapFree(GetProcessHeap(), 0, This);
+ }
+ return ref;
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetComponentType(IWICMetadataReaderInfo *iface,
+ WICComponentType *type)
+{
+ TRACE("(%p,%p)\n", iface, type);
+
+ if (!type) return E_INVALIDARG;
+ *type = WICMetadataReader;
+ return S_OK;
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetCLSID(IWICMetadataReaderInfo *iface,
+ CLSID *clsid)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+
+ TRACE("(%p,%p)\n", iface, clsid);
+
+ if (!clsid) return E_INVALIDARG;
+ *clsid = This->clsid;
+ return S_OK;
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetSigningStatus(IWICMetadataReaderInfo *iface,
+ DWORD *status)
+{
+ FIXME("(%p,%p): stub\n", iface, status);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetAuthor(IWICMetadataReaderInfo *iface,
+ UINT length, WCHAR *author, UINT *actual_length)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, length, author, actual_length);
+
+ return ComponentInfo_GetStringValue(This->classkey, author_valuename,
+ length, author, actual_length);
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetVendorGUID(IWICMetadataReaderInfo *iface,
+ GUID *vendor)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+
+ TRACE("(%p,%p)\n", iface, vendor);
+
+ return ComponentInfo_GetGUIDValue(This->classkey, vendor_valuename, vendor);
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetVersion(IWICMetadataReaderInfo *iface,
+ UINT length, WCHAR *version, UINT *actual_length)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, length, version, actual_length);
+
+ return ComponentInfo_GetStringValue(This->classkey, version_valuename,
+ length, version, actual_length);
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetSpecVersion(IWICMetadataReaderInfo *iface,
+ UINT length, WCHAR *version, UINT *actual_length)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, length, version, actual_length);
+
+ return ComponentInfo_GetStringValue(This->classkey, specversion_valuename,
+ length, version, actual_length);
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetFriendlyName(IWICMetadataReaderInfo *iface,
+ UINT length, WCHAR *name, UINT *actual_length)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+
+ TRACE("(%p,%u,%p,%p)\n", iface, length, name, actual_length);
+
+ return ComponentInfo_GetStringValue(This->classkey, friendlyname_valuename,
+ length, name, actual_length);
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetMetadataFormat(IWICMetadataReaderInfo *iface,
+ GUID *format)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+ TRACE("(%p,%p)\n", iface, format);
+ return ComponentInfo_GetGUIDValue(This->classkey, metadataformat_valuename, format);
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetContainerFormats(IWICMetadataReaderInfo *iface,
+ UINT length, GUID *formats, UINT *actual_length)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+ TRACE("(%p,%u,%p,%p)\n", iface, length, formats, actual_length);
+
+ return ComponentInfo_GetGuidList(This->classkey, containers_keyname, length,
+ formats, actual_length);
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetDeviceManufacturer(IWICMetadataReaderInfo *iface,
+ UINT length, WCHAR *manufacturer, UINT *actual_length)
+{
+ FIXME("(%p,%u,%p,%p): stub\n", iface, length, manufacturer, actual_length);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetDeviceModels(IWICMetadataReaderInfo *iface,
+ UINT length, WCHAR *models, UINT *actual_length)
+{
+ FIXME("(%p,%u,%p,%p): stub\n", iface, length, models, actual_length);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI MetadataReaderInfo_DoesRequireFullStream(IWICMetadataReaderInfo *iface,
+ BOOL *param)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+ TRACE("(%p,%p)\n", iface, param);
+ return ComponentInfo_GetDWORDValue(This->classkey, requiresfullstream_valuename, (DWORD *)param);
+}
+
+static HRESULT WINAPI MetadataReaderInfo_DoesSupportPadding(IWICMetadataReaderInfo *iface,
+ BOOL *param)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+ TRACE("(%p,%p)\n", iface, param);
+ return ComponentInfo_GetDWORDValue(This->classkey, supportspadding_valuename, (DWORD *)param);
+}
+
+static HRESULT WINAPI MetadataReaderInfo_DoesRequireFixedSize(IWICMetadataReaderInfo *iface,
+ BOOL *param)
+{
+ FIXME("(%p,%p): stub\n", iface, param);
+ return E_NOTIMPL;
+}
+
+static HRESULT WINAPI MetadataReaderInfo_GetPatterns(IWICMetadataReaderInfo *iface,
+ REFGUID container, UINT length, WICMetadataPattern *patterns, UINT *count, UINT *actual_length)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+ HRESULT hr=S_OK;
+ LONG res;
+ UINT pattern_count=0, patterns_size=0;
+ DWORD valuesize, patternsize;
+ BYTE *bPatterns=(BYTE*)patterns;
+ HKEY containers_key, guid_key, pattern_key;
+ WCHAR subkeyname[11];
+ WCHAR guidkeyname[39];
+ int i;
+ static const WCHAR uintformatW[] = {'%','u',0};
+ static const WCHAR patternW[] = {'P','a','t','t','e','r','n',0};
+ static const WCHAR positionW[] = {'P','o','s','i','t','i','o','n',0};
+ static const WCHAR maskW[] = {'M','a','s','k',0};
+ static const WCHAR dataoffsetW[] = {'D','a','t','a','O','f','f','s','e','t',0};
+
+ TRACE("(%p,%s,%u,%p,%p,%p)\n", iface, debugstr_guid(container), length, patterns, count, actual_length);
+
+ if (!actual_length || !container) return E_INVALIDARG;
+
+ res = RegOpenKeyExW(This->classkey, containers_keyname, 0, KEY_READ, &containers_key);
+ if (res == ERROR_SUCCESS)
+ {
+ StringFromGUID2(container, guidkeyname, 39);
+
+ res = RegOpenKeyExW(containers_key, guidkeyname, 0, KEY_READ, &guid_key);
+ if (res == ERROR_FILE_NOT_FOUND) hr = WINCODEC_ERR_COMPONENTNOTFOUND;
+ else if (res != ERROR_SUCCESS) hr = HRESULT_FROM_WIN32(res);
+
+ RegCloseKey(containers_key);
+ }
+ else if (res == ERROR_FILE_NOT_FOUND) hr = WINCODEC_ERR_COMPONENTNOTFOUND;
+ else hr = HRESULT_FROM_WIN32(res);
+
+ if (SUCCEEDED(hr))
+ {
+ res = RegQueryInfoKeyW(guid_key, NULL, NULL, NULL, &pattern_count, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
+ if (res != ERROR_SUCCESS) hr = HRESULT_FROM_WIN32(res);
+
+ if (SUCCEEDED(hr))
+ {
+ patterns_size = pattern_count * sizeof(WICMetadataPattern);
+
+ for (i=0; i<pattern_count; i++)
+ {
+ snprintfW(subkeyname, 11, uintformatW, i);
+ res = RegOpenKeyExW(guid_key, subkeyname, 0, KEY_READ, &pattern_key);
+ if (res == ERROR_SUCCESS)
+ {
+ res = RegGetValueW(pattern_key, NULL, patternW, RRF_RT_REG_BINARY, NULL,
+ NULL, &patternsize);
+ patterns_size += patternsize*2;
+
+ if ((length >= patterns_size) && (res == ERROR_SUCCESS))
+ {
+ patterns[i].Length = patternsize;
+
+ patterns[i].DataOffset.QuadPart = 0;
+ valuesize = sizeof(ULARGE_INTEGER);
+ RegGetValueW(pattern_key, NULL, dataoffsetW, RRF_RT_DWORD|RRF_RT_QWORD, NULL,
+ &patterns[i].DataOffset, &valuesize);
+
+ patterns[i].Position.QuadPart = 0;
+ valuesize = sizeof(ULARGE_INTEGER);
+ res = RegGetValueW(pattern_key, NULL, positionW, RRF_RT_DWORD|RRF_RT_QWORD, NULL,
+ &patterns[i].Position, &valuesize);
+
+ if (res == ERROR_SUCCESS)
+ {
+ patterns[i].Pattern = bPatterns+patterns_size-patternsize*2;
+ valuesize = patternsize;
+ res = RegGetValueW(pattern_key, NULL, patternW, RRF_RT_REG_BINARY, NULL,
+ patterns[i].Pattern, &valuesize);
+ }
+
+ if (res == ERROR_SUCCESS)
+ {
+ patterns[i].Mask = bPatterns+patterns_size-patternsize;
+ valuesize = patternsize;
+ res = RegGetValueW(pattern_key, NULL, maskW, RRF_RT_REG_BINARY, NULL,
+ patterns[i].Mask, &valuesize);
+ }
+ }
+
+ RegCloseKey(pattern_key);
+ }
+ if (res != ERROR_SUCCESS)
+ {
+ hr = HRESULT_FROM_WIN32(res);
+ break;
+ }
+ }
+ }
+
+ RegCloseKey(guid_key);
+ }
+
+ if (hr == S_OK)
+ {
+ *count = pattern_count;
+ *actual_length = patterns_size;
+ if (patterns && length < patterns_size)
+ hr = WINCODEC_ERR_INSUFFICIENTBUFFER;
+ }
+
+ return hr;
+}
+
+static HRESULT WINAPI MetadataReaderInfo_MatchesPattern(IWICMetadataReaderInfo *iface,
+ REFGUID container, IStream *stream, BOOL *matches)
+{
+ HRESULT hr;
+ WICMetadataPattern *patterns;
+ UINT pattern_count=0, patterns_size=0;
+ ULONG datasize=0;
+ BYTE *data=NULL;
+ ULONG bytesread;
+ UINT i;
+ LARGE_INTEGER seekpos;
+ ULONG pos;
+
+ TRACE("(%p,%s,%p,%p)\n", iface, debugstr_guid(container), stream, matches);
+
+ hr = MetadataReaderInfo_GetPatterns(iface, container, 0, NULL, &pattern_count, &patterns_size);
+ if (FAILED(hr)) return hr;
+
+ patterns = HeapAlloc(GetProcessHeap(), 0, patterns_size);
+ if (!patterns) return E_OUTOFMEMORY;
+
+ hr = MetadataReaderInfo_GetPatterns(iface, container, patterns_size, patterns, &pattern_count, &patterns_size);
+ if (FAILED(hr)) goto end;
+
+ for (i=0; i<pattern_count; i++)
+ {
+ if (datasize < patterns[i].Length)
+ {
+ HeapFree(GetProcessHeap(), 0, data);
+ datasize = patterns[i].Length;
+ data = HeapAlloc(GetProcessHeap(), 0, patterns[i].Length);
+ if (!data)
+ {
+ hr = E_OUTOFMEMORY;
+ break;
+ }
+ }
+
+ seekpos.QuadPart = patterns[i].Position.QuadPart;
+ hr = IStream_Seek(stream, seekpos, STREAM_SEEK_SET, NULL);
+ if (FAILED(hr)) break;
+
+ hr = IStream_Read(stream, data, patterns[i].Length, &bytesread);
+ if (hr == S_FALSE || (hr == S_OK && bytesread != patterns[i].Length)) /* past end of stream */
+ continue;
+ if (FAILED(hr)) break;
+
+ for (pos=0; pos<patterns[i].Length; pos++)
+ {
+ if ((data[pos] & patterns[i].Mask[pos]) != patterns[i].Pattern[pos])
+ break;
+ }
+ if (pos == patterns[i].Length) /* matches pattern */
+ {
+ hr = S_OK;
+ *matches = TRUE;
+ break;
+ }
+ }
+
+ if (i == pattern_count) /* does not match any pattern */
+ {
+ hr = S_OK;
+ *matches = FALSE;
+ }
+
+end:
+ HeapFree(GetProcessHeap(), 0, patterns);
+ HeapFree(GetProcessHeap(), 0, data);
+
+ return hr;
+}
+
+static HRESULT WINAPI MetadataReaderInfo_CreateInstance(IWICMetadataReaderInfo *iface,
+ IWICMetadataReader **reader)
+{
+ MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
+
+ TRACE("(%p,%p)\n", iface, reader);
+
+ return create_instance(&This->clsid, &IID_IWICMetadataReader, (void **)reader);
+}
+
+static const IWICMetadataReaderInfoVtbl MetadataReaderInfo_Vtbl = {
+ MetadataReaderInfo_QueryInterface,
+ MetadataReaderInfo_AddRef,
+ MetadataReaderInfo_Release,
+ MetadataReaderInfo_GetComponentType,
+ MetadataReaderInfo_GetCLSID,
+ MetadataReaderInfo_GetSigningStatus,
+ MetadataReaderInfo_GetAuthor,
+ MetadataReaderInfo_GetVendorGUID,
+ MetadataReaderInfo_GetVersion,
+ MetadataReaderInfo_GetSpecVersion,
+ MetadataReaderInfo_GetFriendlyName,
+ MetadataReaderInfo_GetMetadataFormat,
+ MetadataReaderInfo_GetContainerFormats,
+ MetadataReaderInfo_GetDeviceManufacturer,
+ MetadataReaderInfo_GetDeviceModels,
+ MetadataReaderInfo_DoesRequireFullStream,
+ MetadataReaderInfo_DoesSupportPadding,
+ MetadataReaderInfo_DoesRequireFixedSize,
+ MetadataReaderInfo_GetPatterns,
+ MetadataReaderInfo_MatchesPattern,
+ MetadataReaderInfo_CreateInstance
+};
+
+static HRESULT MetadataReaderInfo_Constructor(HKEY classkey, REFCLSID clsid, IWICComponentInfo **info)
+{
+ MetadataReaderInfo *This;
+
+ This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
+ if (!This)
+ {
+ RegCloseKey(classkey);
+ return E_OUTOFMEMORY;
+ }
+
+ This->IWICMetadataReaderInfo_iface.lpVtbl = &MetadataReaderInfo_Vtbl;
+ This->ref = 1;
+ This->classkey = classkey;
+ This->clsid = *clsid;
+
+ *info = (IWICComponentInfo *)&This->IWICMetadataReaderInfo_iface;
+ return S_OK;
+}
+
+static const WCHAR clsid_keyname[] = {'C','L','S','I','D',0};
+static const WCHAR instance_keyname[] = {'I','n','s','t','a','n','c','e',0};
+
+struct category {
+ WICComponentType type;
+ const GUID *catid;
+ HRESULT (*constructor)(HKEY,REFCLSID,IWICComponentInfo**);
+};
+
+static const struct category categories[] = {
+ {WICDecoder, &CATID_WICBitmapDecoders, BitmapDecoderInfo_Constructor},
+ {WICEncoder, &CATID_WICBitmapEncoders, BitmapEncoderInfo_Constructor},
+ {WICPixelFormatConverter, &CATID_WICFormatConverters, FormatConverterInfo_Constructor},
+ {WICPixelFormat, &CATID_WICPixelFormats, PixelFormatInfo_Constructor},
+ {WICMetadataReader, &CATID_WICMetadataReader, MetadataReaderInfo_Constructor},
+ {0}
+};
+
+HRESULT CreateComponentInfo(REFCLSID clsid, IWICComponentInfo **ppIInfo)
+{
+ HKEY clsidkey;
+ HKEY classkey;
+ HKEY catidkey;
+ HKEY instancekey;
+ WCHAR guidstring[39];
+ LONG res;
+ const struct category *category;
+ BOOL found = FALSE;
+ HRESULT hr;
+
+ res = RegOpenKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, KEY_READ, &clsidkey);
+ if (res != ERROR_SUCCESS)
+ return HRESULT_FROM_WIN32(res);
+
+ for (category=categories; category->type; category++)
+ {
+ StringFromGUID2(category->catid, guidstring, 39);
+ res = RegOpenKeyExW(clsidkey, guidstring, 0, KEY_READ, &catidkey);
+ if (res == ERROR_SUCCESS)
+ {
+ res = RegOpenKeyExW(catidkey, instance_keyname, 0, KEY_READ, &instancekey);
+ if (res == ERROR_SUCCESS)
+ {
+ StringFromGUID2(clsid, guidstring, 39);
+ res = RegOpenKeyExW(instancekey, guidstring, 0, KEY_READ, &classkey);
+ if (res == ERROR_SUCCESS)
+ {
+ RegCloseKey(classkey);
+ found = TRUE;
+ }
+ RegCloseKey(instancekey);
+ }
+ RegCloseKey(catidkey);
+ }
+ if (found) break;
+ }
+
+ if (found)
+ {
+ res = RegOpenKeyExW(clsidkey, guidstring, 0, KEY_READ, &classkey);
+ if (res == ERROR_SUCCESS)
+ hr = category->constructor(classkey, clsid, ppIInfo);
+ else
+ hr = HRESULT_FROM_WIN32(res);
+ }
+ else
+ {
+ FIXME("%s is not supported\n", wine_dbgstr_guid(clsid));
+ hr = E_FAIL;
+ }
+
+ RegCloseKey(clsidkey);
+
+ return hr;
+}
+
+typedef struct {
+ IEnumUnknown IEnumUnknown_iface;
+ LONG ref;
+ struct list objects;
+ struct list *cursor;
+ CRITICAL_SECTION lock; /* Must be held when reading or writing cursor */
+} ComponentEnum;
+
+static inline ComponentEnum *impl_from_IEnumUnknown(IEnumUnknown *iface)
+{
+ return CONTAINING_RECORD(iface, ComponentEnum, IEnumUnknown_iface);
+}
+
+typedef struct {
+ struct list entry;
+ IUnknown *unk;
+} ComponentEnumItem;
+
+static const IEnumUnknownVtbl ComponentEnumVtbl;
+
+static HRESULT WINAPI ComponentEnum_QueryInterface(IEnumUnknown *iface, REFIID iid,
+ void **ppv)
+{
+ ComponentEnum *This = impl_from_IEnumUnknown(iface);
+ TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
+
+ if (!ppv) return E_INVALIDARG;
+
+ if (IsEqualIID(&IID_IUnknown, iid) ||
+ IsEqualIID(&IID_IEnumUnknown, iid))
+ {
+ *ppv = &This->IEnumUnknown_iface;
+ }
+ else
+ {
+ *ppv = NULL;
+ return E_NOINTERFACE;
+ }
+
+ IUnknown_AddRef((IUnknown*)*ppv);
+ return S_OK;
+}
+
+static ULONG WINAPI ComponentEnum_AddRef(IEnumUnknown *iface)
+{
+ ComponentEnum *This = impl_from_IEnumUnknown(iface);
+ ULONG ref = InterlockedIncrement(&This->ref);
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+
+ return ref;
+}
+
+static ULONG WINAPI ComponentEnum_Release(IEnumUnknown *iface)
+{
+ ComponentEnum *This = impl_from_IEnumUnknown(iface);
+ ULONG ref = InterlockedDecrement(&This->ref);
+ ComponentEnumItem *cursor, *cursor2;
+
+ TRACE("(%p) refcount=%u\n", iface, ref);
+
+ if (ref == 0)
+ {
+ LIST_FOR_EACH_ENTRY_SAFE(cursor, cursor2, &This->objects, ComponentEnumItem, entry)
+ {
+ IUnknown_Release(cursor->unk);
+ list_remove(&cursor->entry);
+ HeapFree(GetProcessHeap(), 0, cursor);
+ }
+ This->lock.DebugInfo->Spare[0] = 0;
+ DeleteCriticalSection(&This->lock);
+ HeapFree(GetProcessHeap(), 0, This);
+ }
+
+ return ref;
+}
+
+static HRESULT WINAPI ComponentEnum_Next(IEnumUnknown *iface, ULONG celt,
+ IUnknown **rgelt, ULONG *pceltFetched)
+{
+ ComponentEnum *This = impl_from_IEnumUnknown(iface);
+ ULONG num_fetched=0;
+ ComponentEnumItem *item;
+ HRESULT hr=S_OK;
+
+ TRACE("(%p,%u,%p,%p)\n", iface, celt, rgelt, pceltFetched);
+
+ EnterCriticalSection(&This->lock);
+ while (num_fetched<celt)
+ {
+ if (!This->cursor)
+ {
+ hr = S_FALSE;
+ break;
+ }
+ item = LIST_ENTRY(This->cursor, ComponentEnumItem, entry);
+ IUnknown_AddRef(item->unk);
+ rgelt[num_fetched] = item->unk;
+ num_fetched++;
+ This->cursor = list_next(&This->objects, This->cursor);
+ }
+ LeaveCriticalSection(&This->lock);
+ if (pceltFetched)
+ *pceltFetched = num_fetched;
+ return hr;
+}
+
+static HRESULT WINAPI ComponentEnum_Skip(IEnumUnknown *iface, ULONG celt)
+{
+ ComponentEnum *This = impl_from_IEnumUnknown(iface);
+ ULONG i;
+ HRESULT hr=S_OK;
+
+ TRACE("(%p,%u)\n", iface, celt);
+
+ EnterCriticalSection(&This->lock);
+ for (i=0; i<celt; i++)
+ {
+ if (!This->cursor)
+ {
+ hr = S_FALSE;
+ break;
+ }
+ This->cursor = list_next(&This->objects, This->cursor);
+ }
+ LeaveCriticalSection(&This->lock);
+ return hr;
+}
+
+static HRESULT WINAPI ComponentEnum_Reset(IEnumUnknown *iface)
+{
+ ComponentEnum *This = impl_from_IEnumUnknown(iface);
+
+ TRACE("(%p)\n", iface);
+
+ EnterCriticalSection(&This->lock);
+ This->cursor = list_head(&This->objects);
+ LeaveCriticalSection(&This->lock);
+ return S_OK;
+}
+
+static HRESULT WINAPI ComponentEnum_Clone(IEnumUnknown *iface, IEnumUnknown **ppenum)
+{
+ ComponentEnum *This = impl_from_IEnumUnknown(iface);
+ ComponentEnum *new_enum;
+ ComponentEnumItem *old_item, *new_item;
+ HRESULT ret=S_OK;
+ struct list *old_cursor;
+
+ new_enum = HeapAlloc(GetProcessHeap(), 0, sizeof(ComponentEnum));
+ if (!new_enum)
+ {
+ *ppenum = NULL;
+ return E_OUTOFMEMORY;
+ }
+
+ new_enum->IEnumUnknown_iface.lpVtbl = &ComponentEnumVtbl;
+ new_enum->ref = 1;
+ new_enum->cursor = NULL;
+ list_init(&new_enum->objects);
+ InitializeCriticalSection(&new_enum->lock);
+ new_enum->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ComponentEnum.lock");
+
+ EnterCriticalSection(&This->lock);
+ old_cursor = This->cursor;
+ LeaveCriticalSection(&This->lock);
+
+ LIST_FOR_EACH_ENTRY(old_item, &This->objects, ComponentEnumItem, entry)
+ {
+ new_item = HeapAlloc(GetProcessHeap(), 0, sizeof(ComponentEnumItem));
+ if (!new_item)
+ {
+ ret = E_OUTOFMEMORY;
+ break;
+ }
+ new_item->unk = old_item->unk;
+ list_add_tail(&new_enum->objects, &new_item->entry);
+ IUnknown_AddRef(new_item->unk);
+ if (&old_item->entry == old_cursor) new_enum->cursor = &new_item->entry;
+ }
+
+ if (FAILED(ret))
+ {
+ IEnumUnknown_Release(&new_enum->IEnumUnknown_iface);
+ *ppenum = NULL;
+ }
+ else
+ *ppenum = &new_enum->IEnumUnknown_iface;
+
+ return ret;
+}
+
+static const IEnumUnknownVtbl ComponentEnumVtbl = {
+ ComponentEnum_QueryInterface,
+ ComponentEnum_AddRef,
+ ComponentEnum_Release,
+ ComponentEnum_Next,
+ ComponentEnum_Skip,
+ ComponentEnum_Reset,
+ ComponentEnum_Clone
+};
+
+HRESULT CreateComponentEnumerator(DWORD componentTypes, DWORD options, IEnumUnknown **ppIEnumUnknown)
+{
+ ComponentEnum *This;
+ ComponentEnumItem *item;
+ const struct category *category;
+ HKEY clsidkey, catidkey, instancekey;
+ WCHAR guidstring[39];
+ LONG res;
+ int i;
+ HRESULT hr=S_OK;
+ CLSID clsid;
+
+ if (options) FIXME("ignoring flags %x\n", options);
+
+ res = RegOpenKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, KEY_READ, &clsidkey);
+ if (res != ERROR_SUCCESS)
+ return HRESULT_FROM_WIN32(res);
+
+ This = HeapAlloc(GetProcessHeap(), 0, sizeof(ComponentEnum));
+ if (!This)
+ {
+ RegCloseKey(clsidkey);
+ return E_OUTOFMEMORY;
+ }
+
+ This->IEnumUnknown_iface.lpVtbl = &ComponentEnumVtbl;
+ This->ref = 1;
+ list_init(&This->objects);
+ InitializeCriticalSection(&This->lock);
+ This->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ComponentEnum.lock");
+
+ for (category=categories; category->type && hr == S_OK; category++)
+ {
+ if ((category->type & componentTypes) == 0) continue;
+ StringFromGUID2(category->catid, guidstring, 39);
+ res = RegOpenKeyExW(clsidkey, guidstring, 0, KEY_READ, &catidkey);
+ if (res == ERROR_SUCCESS)
+ {
+ res = RegOpenKeyExW(catidkey, instance_keyname, 0, KEY_READ, &instancekey);
+ if (res == ERROR_SUCCESS)
+ {
+ i=0;
+ for (;;i++)
+ {
+ DWORD guidstring_size = 39;
+ res = RegEnumKeyExW(instancekey, i, guidstring, &guidstring_size, NULL, NULL, NULL, NULL);
+ if (res != ERROR_SUCCESS) break;
+
+ item = HeapAlloc(GetProcessHeap(), 0, sizeof(ComponentEnumItem));
+ if (!item) { hr = E_OUTOFMEMORY; break; }
+
+ hr = CLSIDFromString(guidstring, &clsid);
+ if (SUCCEEDED(hr))
+ {
+ hr = CreateComponentInfo(&clsid, (IWICComponentInfo**)&item->unk);
+ if (SUCCEEDED(hr))
+ list_add_tail(&This->objects, &item->entry);
+ }
+
+ if (FAILED(hr))
+ {
+ HeapFree(GetProcessHeap(), 0, item);
+ hr = S_OK;
+ }
+ }
+ RegCloseKey(instancekey);
+ }
+ RegCloseKey(catidkey);
+ }
+ if (res != ERROR_SUCCESS && res != ERROR_NO_MORE_ITEMS)
+ hr = HRESULT_FROM_WIN32(res);
+ }
+ RegCloseKey(clsidkey);
+
+ if (SUCCEEDED(hr))
+ {
+ IEnumUnknown_Reset(&This->IEnumUnknown_iface);
+ *ppIEnumUnknown = &This->IEnumUnknown_iface;
+ }
+ else
+ {
+ *ppIEnumUnknown = NULL;
+ IEnumUnknown_Release(&This->IEnumUnknown_iface);
+ }
+
+ return hr;
+}
+
+static BOOL is_1bpp_format(const WICPixelFormatGUID *format)
+{
+ return IsEqualGUID(format, &GUID_WICPixelFormatBlackWhite) ||
+ IsEqualGUID(format, &GUID_WICPixelFormat1bppIndexed);
+}
+
+HRESULT WINAPI WICConvertBitmapSource(REFWICPixelFormatGUID dstFormat, IWICBitmapSource *pISrc, IWICBitmapSource **ppIDst)
+{
+ HRESULT res;
+ IEnumUnknown *enumconverters;
+ IUnknown *unkconverterinfo;
+ IWICFormatConverterInfo *converterinfo=NULL;
+ IWICFormatConverter *converter=NULL;
+ GUID srcFormat;
+ WCHAR srcformatstr[39], dstformatstr[39];
+ BOOL canconvert;
+ ULONG num_fetched;
+
+ TRACE("%s,%p,%p\n", debugstr_guid(dstFormat), pISrc, ppIDst);
+
+ res = IWICBitmapSource_GetPixelFormat(pISrc, &srcFormat);
+ if (FAILED(res)) return res;
+
+ if (IsEqualGUID(&srcFormat, dstFormat) || (is_1bpp_format(&srcFormat) && is_1bpp_format(dstFormat)))
+ {
+ IWICBitmapSource_AddRef(pISrc);
+ *ppIDst = pISrc;
+ return S_OK;
+ }
+
+ StringFromGUID2(&srcFormat, srcformatstr, 39);
+ StringFromGUID2(dstFormat, dstformatstr, 39);
+
+ res = CreateComponentEnumerator(WICPixelFormatConverter, 0, &enumconverters);
+ if (FAILED(res)) return res;
+
+ while (!converter)
+ {
+ res = IEnumUnknown_Next(enumconverters, 1, &unkconverterinfo, &num_fetched);
+
+ if (res == S_OK)
+ {
+ res = IUnknown_QueryInterface(unkconverterinfo, &IID_IWICFormatConverterInfo, (void**)&converterinfo);
+
+ if (SUCCEEDED(res))
+ {
+ canconvert = ConverterSupportsFormat(converterinfo, srcformatstr);
+
+ if (canconvert)
+ canconvert = ConverterSupportsFormat(converterinfo, dstformatstr);
+
+ if (canconvert)
+ {
+ res = IWICFormatConverterInfo_CreateInstance(converterinfo, &converter);
+
+ if (SUCCEEDED(res))
+ res = IWICFormatConverter_CanConvert(converter, &srcFormat, dstFormat, &canconvert);
+
+ if (SUCCEEDED(res) && canconvert)
+ res = IWICFormatConverter_Initialize(converter, pISrc, dstFormat, WICBitmapDitherTypeNone,
+ NULL, 0.0, WICBitmapPaletteTypeMedianCut);
+
+ if (FAILED(res) || !canconvert)
+ {
+ if (converter)
+ {
+ IWICFormatConverter_Release(converter);
+ converter = NULL;
+ }
+ }
+ }
+
+ IWICFormatConverterInfo_Release(converterinfo);
+ }
+
+ IUnknown_Release(unkconverterinfo);
+ }
+ else
+ break;
+ }
+
+ IEnumUnknown_Release(enumconverters);
+
+ if (converter)
+ {
+ res = IWICFormatConverter_QueryInterface(converter, &IID_IWICBitmapSource, (void **)ppIDst);
+ IWICFormatConverter_Release(converter);
+ return res;
+ }
+ else
+ {
+ FIXME("cannot convert %s to %s\n", debugstr_guid(&srcFormat), debugstr_guid(dstFormat));
+ *ppIDst = NULL;
+ return WINCODEC_ERR_COMPONENTNOTFOUND;
+ }
+}