From 9c5da076ece05ac857921b1baef3b2a89fef076a Mon Sep 17 00:00:00 2001 From: Vincent Povirk Date: Wed, 10 Jun 2009 15:40:27 -0500 Subject: [PATCH] windowscodecs: add a stub decoder for the BMP format --- dlls/windowscodecs/Makefile.in | 1 + dlls/windowscodecs/bmpdecode.c | 202 ++++++++++++++++++++++++++++++++ dlls/windowscodecs/clsfactory.c | 1 + dlls/windowscodecs/wincodecs_private.h | 1 + 4 files changed, 205 insertions(+), 0 deletions(-) create mode 100644 dlls/windowscodecs/bmpdecode.c diff --git a/dlls/windowscodecs/Makefile.in b/dlls/windowscodecs/Makefile.in index 9b2edd2..5aae5f1 100644 --- a/dlls/windowscodecs/Makefile.in +++ b/dlls/windowscodecs/Makefile.in @@ -6,6 +6,7 @@ MODULE = windowscodecs.dll IMPORTS = kernel32 uuid advapi32 ole32 C_SRCS = \ + bmpdecode.c \ clsfactory.c \ imgfactory.c \ main.c diff --git a/dlls/windowscodecs/bmpdecode.c b/dlls/windowscodecs/bmpdecode.c new file mode 100644 index 0000000..52ffb80 --- /dev/null +++ b/dlls/windowscodecs/bmpdecode.c @@ -0,0 +1,202 @@ +/* + * Copyright 2009 Vincent Povirk for CodeWeavers + * + * 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 + +#define COBJMACROS + +#include "windef.h" +#include "winbase.h" +#include "winreg.h" +#include "objbase.h" +#include "wincodec.h" + +#include "wincodecs_private.h" + +#include "wine/debug.h" + +WINE_DEFAULT_DEBUG_CHANNEL(wincodecs); + +typedef struct { + const IWICBitmapDecoderVtbl *lpIWICBitmapDecoderVtbl; + LONG ref; +} BmpDecoder; + +HRESULT WINAPI BmpDecoder_QueryInterface(IWICBitmapDecoder *iface, REFIID iid, + void **ppv) +{ + BmpDecoder *This = (BmpDecoder*)iface; + TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv); + + if (!ppv) return E_INVALIDARG; + + if (IsEqualIID(&IID_IUnknown, iid) || IsEqualIID(&IID_IWICBitmapDecoder, iid)) + { + *ppv = This; + } + else + { + *ppv = NULL; + return E_NOINTERFACE; + } + + IUnknown_AddRef((IUnknown*)*ppv); + return S_OK; +} + +static ULONG WINAPI BmpDecoder_AddRef(IWICBitmapDecoder *iface) +{ + BmpDecoder *This = (BmpDecoder*)iface; + ULONG ref = InterlockedIncrement(&This->ref); + + TRACE("(%p) refcount=%u\n", iface, ref); + + return ref; +} + +static ULONG WINAPI BmpDecoder_Release(IWICBitmapDecoder *iface) +{ + BmpDecoder *This = (BmpDecoder*)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 BmpDecoder_QueryCapability(IWICBitmapDecoder *iface, IStream *pIStream, + DWORD *pdwCapability) +{ + FIXME("(%p,%p,%p): stub\n", iface, pIStream, pdwCapability); + return E_NOTIMPL; +} + +static HRESULT WINAPI BmpDecoder_Initialize(IWICBitmapDecoder *iface, IStream *pIStream, + WICDecodeOptions cacheOptions) +{ + FIXME("(%p,%p,%x): stub\n", iface, pIStream, cacheOptions); + return E_NOTIMPL; +} + +static HRESULT WINAPI BmpDecoder_GetContainerFormat(IWICBitmapDecoder *iface, + GUID *pguidContainerFormat) +{ + FIXME("(%p,%p): stub\n", iface, pguidContainerFormat); + return E_NOTIMPL; +} + +static HRESULT WINAPI BmpDecoder_GetDecoderInfo(IWICBitmapDecoder *iface, + IWICBitmapDecoderInfo **ppIDecoderInfo) +{ + FIXME("(%p,%p): stub\n", iface, ppIDecoderInfo); + return E_NOTIMPL; +} + +static HRESULT WINAPI BmpDecoder_CopyPalette(IWICBitmapDecoder *iface, + IWICPalette *pIPalette) +{ + FIXME("(%p,%p): stub\n", iface, pIPalette); + return E_NOTIMPL; +} + +static HRESULT WINAPI BmpDecoder_GetMetadataQueryReader(IWICBitmapDecoder *iface, + IWICMetadataQueryReader **ppIMetadataQueryReader) +{ + FIXME("(%p,%p): stub\n", iface, ppIMetadataQueryReader); + return E_NOTIMPL; +} + +static HRESULT WINAPI BmpDecoder_GetPreview(IWICBitmapDecoder *iface, + IWICBitmapSource **ppIBitmapSource) +{ + FIXME("(%p,%p): stub\n", iface, ppIBitmapSource); + return E_NOTIMPL; +} + +static HRESULT WINAPI BmpDecoder_GetColorContexts(IWICBitmapDecoder *iface, + UINT cCount, IWICColorContext **ppIColorContexts, UINT *pcActualCount) +{ + FIXME("(%p,%u,%p,%p): stub\n", iface, cCount, ppIColorContexts, pcActualCount); + return E_NOTIMPL; +} + +static HRESULT WINAPI BmpDecoder_GetThumbnail(IWICBitmapDecoder *iface, + IWICBitmapSource **ppIThumbnail) +{ + FIXME("(%p,%p): stub\n", iface, ppIThumbnail); + return E_NOTIMPL; +} + +static HRESULT WINAPI BmpDecoder_GetFrameCount(IWICBitmapDecoder *iface, + UINT *pCount) +{ + FIXME("(%p,%p): stub\n", iface, pCount); + return E_NOTIMPL; +} + +static HRESULT WINAPI BmpDecoder_GetFrame(IWICBitmapDecoder *iface, + UINT index, IWICBitmapFrameDecode **ppIBitmapFrame) +{ + FIXME("(%p,%u,%p): stub\n", iface, index, ppIBitmapFrame); + return E_NOTIMPL; +} + +static const IWICBitmapDecoderVtbl BmpDecoder_Vtbl = { + BmpDecoder_QueryInterface, + BmpDecoder_AddRef, + BmpDecoder_Release, + BmpDecoder_QueryCapability, + BmpDecoder_Initialize, + BmpDecoder_GetContainerFormat, + BmpDecoder_GetDecoderInfo, + BmpDecoder_CopyPalette, + BmpDecoder_GetMetadataQueryReader, + BmpDecoder_GetPreview, + BmpDecoder_GetColorContexts, + BmpDecoder_GetThumbnail, + BmpDecoder_GetFrameCount, + BmpDecoder_GetFrame +}; + +HRESULT BmpDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv) +{ + BmpDecoder *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(BmpDecoder)); + if (!This) return E_OUTOFMEMORY; + + This->lpIWICBitmapDecoderVtbl = &BmpDecoder_Vtbl; + This->ref = 1; + + ret = IUnknown_QueryInterface((IUnknown*)This, iid, ppv); + IUnknown_Release((IUnknown*)This); + + return ret; +} diff --git a/dlls/windowscodecs/clsfactory.c b/dlls/windowscodecs/clsfactory.c index fbe8fad..4d480ba 100644 --- a/dlls/windowscodecs/clsfactory.c +++ b/dlls/windowscodecs/clsfactory.c @@ -43,6 +43,7 @@ typedef struct { static classinfo wic_classes[] = { {&CLSID_WICImagingFactory, ImagingFactory_CreateInstance}, + {&CLSID_WICBmpDecoder, BmpDecoder_CreateInstance}, {0}}; typedef struct { diff --git a/dlls/windowscodecs/wincodecs_private.h b/dlls/windowscodecs/wincodecs_private.h index 5a9bf0c..5e1a4c1 100644 --- a/dlls/windowscodecs/wincodecs_private.h +++ b/dlls/windowscodecs/wincodecs_private.h @@ -20,6 +20,7 @@ #define WINCODECS_PRIVATE_H extern HRESULT ImagingFactory_CreateInstance(IUnknown *pUnkOuter, REFIID riid, void** ppv); +extern HRESULT BmpDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID riid, void** ppv); extern HRESULT get_clsid_key(REFCLSID clsid, REGSAM access, HKEY *pKey); -- 1.5.4.3