windowscodecs: Add stub implementation of WICStandardFormatConverter.

dlls/windowscodecs/Makefile.in

@@ -10,6 +10,7 @@ C_SRCS = \
 	bmpdecode.c \
 	bmpencode.c \
 	clsfactory.c \
+	converter.c \
 	imgfactory.c \
 	info.c \
 	main.c \

dlls/windowscodecs/clsfactory.c

@@ -45,6 +45,7 @@ static classinfo wic_classes[] = {
     {&CLSID_WICImagingFactory, ImagingFactory_CreateInstance},
     {&CLSID_WICBmpDecoder, BmpDecoder_CreateInstance},
     {&CLSID_WICBmpEncoder, BmpEncoder_CreateInstance},
+    {&CLSID_WICDefaultFormatConverter, FormatConverter_CreateInstance},
     {0}};
 
 typedef struct {

dlls/windowscodecs/converter.c

+/*
+ * Copyright 2009 Vincent Povirk
+ *
+ * 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 "config.h"
+
+#include <stdarg.h>
+
+#define COBJMACROS
+
+#include "windef.h"
+#include "winbase.h"
+#include "objbase.h"
+#include "wincodec.h"
+
+#include "wincodecs_private.h"
+
+#include "wine/debug.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
+
+typedef struct FormatConverter {
+    const IWICFormatConverterVtbl *lpVtbl;
+    LONG ref;
+} FormatConverter;
+
+static HRESULT WINAPI FormatConverter_QueryInterface(IWICFormatConverter *iface, REFIID iid,
+    void **ppv)
+{
+    FormatConverter *This = (FormatConverter*)iface;
+    TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
+
+    if (!ppv) return E_INVALIDARG;
+
+    if (IsEqualIID(&IID_IUnknown, iid) ||
+        IsEqualIID(&IID_IWICBitmapSource, iid) ||
+        IsEqualIID(&IID_IWICFormatConverter, iid))
+    {
+        *ppv = This;
+    }
+    else
+    {
+        *ppv = NULL;
+        return E_NOINTERFACE;
+    }
+
+    IUnknown_AddRef((IUnknown*)*ppv);
+    return S_OK;
+}
+
+static ULONG WINAPI FormatConverter_AddRef(IWICFormatConverter *iface)
+{
+    FormatConverter *This = (FormatConverter*)iface;
+    ULONG ref = InterlockedIncrement(&This->ref);
+
+    TRACE("(%p) refcount=%u\n", iface, ref);
+
+    return ref;
+}
+
+static ULONG WINAPI FormatConverter_Release(IWICFormatConverter *iface)
+{
+    FormatConverter *This = (FormatConverter*)iface;
+    ULONG ref = InterlockedDecrement(&This->ref);
+
+    TRACE("(%p) refcount=%u\n", iface, ref);
+
+    if (ref == 0)
+    {
+        HeapFree(GetProcessHeap(), 0, This);
+    }
+
+    return ref;
+}
+
+static HRESULT WINAPI FormatConverter_GetSize(IWICFormatConverter *iface,
+    UINT *puiWidth, UINT *puiHeight)
+{
+    FIXME("(%p,%p,%p): stub\n", iface, puiWidth, puiHeight);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI FormatConverter_GetPixelFormat(IWICFormatConverter *iface,
+    WICPixelFormatGUID *pPixelFormat)
+{
+    FIXME("(%p,%p): stub\n", iface, pPixelFormat);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI FormatConverter_GetResolution(IWICFormatConverter *iface,
+    double *pDpiX, double *pDpiY)
+{
+    FIXME("(%p,%p,%p): stub\n", iface, pDpiX, pDpiY);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI FormatConverter_CopyPalette(IWICFormatConverter *iface,
+    IWICPalette *pIPalette)
+{
+    FIXME("(%p,%p): stub\n", iface, pIPalette);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI FormatConverter_CopyPixels(IWICFormatConverter *iface,
+    const WICRect *prc, UINT cbStride, UINT cbBufferSize, BYTE *pbBuffer)
+{
+    FIXME("(%p,%p,%u,%u,%p): stub\n", iface, prc, cbStride, cbBufferSize, pbBuffer);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI FormatConverter_Initialize(IWICFormatConverter *iface,
+    IWICBitmapSource *pISource, REFWICPixelFormatGUID dstFormat, WICBitmapDitherType dither,
+    IWICPalette *pIPalette, double alphaThresholdPercent, WICBitmapPaletteType paletteTranslate)
+{
+    FIXME("(%p,%p,%s,%u,%p,%0.1f,%u): stub\n", iface, pISource, debugstr_guid(dstFormat),
+        dither, pIPalette, alphaThresholdPercent, paletteTranslate);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI FormatConverter_CanConvert(IWICFormatConverter *iface,
+    REFWICPixelFormatGUID srcPixelFormat, REFWICPixelFormatGUID dstPixelFormat,
+    BOOL *pfCanConvert)
+{
+    FIXME("(%p,%s,%s,%p): stub\n", iface, debugstr_guid(srcPixelFormat),
+        debugstr_guid(dstPixelFormat), pfCanConvert);
+    return E_NOTIMPL;
+}
+
+static const IWICFormatConverterVtbl FormatConverter_Vtbl = {
+    FormatConverter_QueryInterface,
+    FormatConverter_AddRef,
+    FormatConverter_Release,
+    FormatConverter_GetSize,
+    FormatConverter_GetPixelFormat,
+    FormatConverter_GetResolution,
+    FormatConverter_CopyPalette,
+    FormatConverter_CopyPixels,
+    FormatConverter_Initialize,
+    FormatConverter_CanConvert
+};
+
+HRESULT FormatConverter_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
+{
+    FormatConverter *This;
+    HRESULT ret;
+
+    TRACE("(%p,%s,%p)\n", pUnkOuter, debugstr_guid(iid), ppv);
+
+    *ppv = NULL;
+
+    if (pUnkOuter) return CLASS_E_NOAGGREGATION;
+
+    This = HeapAlloc(GetProcessHeap(), 0, sizeof(FormatConverter));
+    if (!This) return E_OUTOFMEMORY;
+
+    This->lpVtbl = &FormatConverter_Vtbl;
+    This->ref = 1;
+
+    ret = IUnknown_QueryInterface((IUnknown*)This, iid, ppv);
+    IUnknown_Release((IUnknown*)This);
+
+    return ret;
+}

dlls/windowscodecs/regsvr.c

@@ -570,6 +570,12 @@ static struct regsvr_coclass const coclass_list[] = {
 	"windowscodecs.dll",
 	"Apartment"
     },
+    {   &CLSID_WICDefaultFormatConverter,
+	"WIC Default Format Converter",
+	NULL,
+	"windowscodecs.dll",
+	"Apartment"
+    },
     { NULL }			/* list terminator */
 };
 

dlls/windowscodecs/wincodecs_private.h

@@ -19,6 +19,7 @@
 #ifndef WINCODECS_PRIVATE_H
 #define WINCODECS_PRIVATE_H
 
+extern HRESULT FormatConverter_CreateInstance(IUnknown *pUnkOuter, REFIID riid, void** ppv);
 extern HRESULT ImagingFactory_CreateInstance(IUnknown *pUnkOuter, REFIID riid, void** ppv);
 extern HRESULT BmpDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID riid, void** ppv);
 extern HRESULT BmpEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv);