Tony Wasserka : windowscodecs: Add stubs for the IWICStream interface.
Module: wine Branch: master Commit: a18fc6ec76893dfbaa096d630473ef2da567f5a4 URL: http://source.winehq.org/git/wine.git/?a=commit;h=a18fc6ec76893dfbaa096d6304... Author: Tony Wasserka <tony.wasserka(a)freenet.de> Date: Tue Aug 18 17:48:49 2009 +0200 windowscodecs: Add stubs for the IWICStream interface. --- dlls/windowscodecs/Makefile.in | 1 + dlls/windowscodecs/imgfactory.c | 4 +- dlls/windowscodecs/stream.c | 272 ++++++++++++++++++++++++++++++++ dlls/windowscodecs/wincodecs_private.h | 1 + 4 files changed, 276 insertions(+), 2 deletions(-) diff --git a/dlls/windowscodecs/Makefile.in b/dlls/windowscodecs/Makefile.in index 30146e4..1e478f6 100644 --- a/dlls/windowscodecs/Makefile.in +++ b/dlls/windowscodecs/Makefile.in @@ -18,6 +18,7 @@ C_SRCS = \ palette.c \ propertybag.c \ regsvr.c \ + stream.c \ ungif.c @MAKE_DLL_RULES@ diff --git a/dlls/windowscodecs/imgfactory.c b/dlls/windowscodecs/imgfactory.c index 6424e42..a98aeb8 100644 --- a/dlls/windowscodecs/imgfactory.c +++ b/dlls/windowscodecs/imgfactory.c @@ -256,8 +256,8 @@ static HRESULT WINAPI ImagingFactory_CreateBitmapFlipRotator(IWICImagingFactory static HRESULT WINAPI ImagingFactory_CreateStream(IWICImagingFactory *iface, IWICStream **ppIWICStream) { - FIXME("(%p,%p): stub\n", iface, ppIWICStream); - return E_NOTIMPL; + TRACE("(%p,%p)\n", iface, ppIWICStream); + return StreamImpl_Create(ppIWICStream); } static HRESULT WINAPI ImagingFactory_CreateColorContext(IWICImagingFactory *iface, diff --git a/dlls/windowscodecs/stream.c b/dlls/windowscodecs/stream.c new file mode 100644 index 0000000..b496b31 --- /dev/null +++ b/dlls/windowscodecs/stream.c @@ -0,0 +1,272 @@ +/* + * Copyright 2009 Tony Wasserka + * + * 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 "wine/debug.h" + +#define COBJMACROS +#include "windef.h" +#include "winbase.h" +#include "winreg.h" +#include "objbase.h" +#include "wincodec.h" +#include "wincodecs_private.h" + +WINE_DEFAULT_DEBUG_CHANNEL(wincodecs); + +/****************************************** + * IWICStream implementation + * + */ +typedef struct IWICStreamImpl +{ + const IWICStreamVtbl *lpVtbl; + LONG ref; + + IStream *pStream; +} IWICStreamImpl; + +static HRESULT WINAPI IWICStreamImpl_QueryInterface(IWICStream *iface, + REFIID iid, void **ppv) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv); + + if (!ppv) return E_INVALIDARG; + + if (IsEqualIID(&IID_IUnknown, iid) || IsEqualIID(&IID_IStream, iid) || + IsEqualIID(&IID_ISequentialStream, iid) || IsEqualIID(&IID_IWICStream, iid)) + { + *ppv = This; + IUnknown_AddRef((IUnknown*)*ppv); + return S_OK; + } + else + { + *ppv = NULL; + return E_NOINTERFACE; + } +} + +static ULONG WINAPI IWICStreamImpl_AddRef(IWICStream *iface) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + ULONG ref = InterlockedIncrement(&This->ref); + + TRACE("(%p) refcount=%u\n", iface, ref); + + return ref; +} + +static ULONG WINAPI IWICStreamImpl_Release(IWICStream *iface) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + ULONG ref = InterlockedDecrement(&This->ref); + + TRACE("(%p) refcount=%u\n", iface, ref); + + if (ref == 0) { + if (This->pStream) IStream_Release(This->pStream); + HeapFree(GetProcessHeap(), 0, This); + } + return ref; +} + +static HRESULT WINAPI IWICStreamImpl_Read(IWICStream *iface, + void *pv, ULONG cb, ULONG *pcbRead) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p): relay\n", This); + + if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED; + return IStream_Read(This->pStream, pv, cb, pcbRead); +} + +static HRESULT WINAPI IWICStreamImpl_Write(IWICStream *iface, + void const *pv, ULONG cb, ULONG *pcbWritten) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p): relay\n", This); + + if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED; + return IStream_Write(This->pStream, pv, cb, pcbWritten); +} + +static HRESULT WINAPI IWICStreamImpl_Seek(IWICStream *iface, + LARGE_INTEGER dlibMove, DWORD dwOrigin, ULARGE_INTEGER *plibNewPosition) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p): relay\n", This); + + if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED; + return IStream_Seek(This->pStream, dlibMove, dwOrigin, plibNewPosition); +} + +static HRESULT WINAPI IWICStreamImpl_SetSize(IWICStream *iface, + ULARGE_INTEGER libNewSize) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p): relay\n", This); + + if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED; + return IStream_SetSize(This->pStream, libNewSize); +} + +static HRESULT WINAPI IWICStreamImpl_CopyTo(IWICStream *iface, + IStream *pstm, ULARGE_INTEGER cb, ULARGE_INTEGER *pcbRead, ULARGE_INTEGER *pcbWritten) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p): relay\n", This); + + if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED; + return IStream_CopyTo(This->pStream, pstm, cb, pcbRead, pcbWritten); +} + +static HRESULT WINAPI IWICStreamImpl_Commit(IWICStream *iface, + DWORD grfCommitFlags) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p): relay\n", This); + + if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED; + return IStream_Commit(This->pStream, grfCommitFlags); +} + +static HRESULT WINAPI IWICStreamImpl_Revert(IWICStream *iface) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p): relay\n", This); + + if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED; + return IStream_Revert(This->pStream); +} + +static HRESULT WINAPI IWICStreamImpl_LockRegion(IWICStream *iface, + ULARGE_INTEGER libOffset, ULARGE_INTEGER cb, DWORD dwLockType) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p): relay\n", This); + + if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED; + return IStream_LockRegion(This->pStream, libOffset, cb, dwLockType); +} + +static HRESULT WINAPI IWICStreamImpl_UnlockRegion(IWICStream *iface, + ULARGE_INTEGER libOffset, ULARGE_INTEGER cb, DWORD dwLockType) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p): relay\n", This); + + if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED; + return IStream_UnlockRegion(This->pStream, libOffset, cb, dwLockType); +} + +static HRESULT WINAPI IWICStreamImpl_Stat(IWICStream *iface, + STATSTG *pstatstg, DWORD grfStatFlag) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p): relay\n", This); + + if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED; + return IStream_Stat(This->pStream, pstatstg, grfStatFlag); +} + +static HRESULT WINAPI IWICStreamImpl_Clone(IWICStream *iface, + IStream **ppstm) +{ + IWICStreamImpl *This = (IWICStreamImpl*)iface; + TRACE("(%p): relay\n", This); + + if (!This->pStream) return WINCODEC_ERR_NOTINITIALIZED; + return IStream_Clone(This->pStream, ppstm); +} + +static HRESULT WINAPI IWICStreamImpl_InitializeFromIStream(IWICStream *iface, + IStream *pIStream) +{ + FIXME("(%p): stub\n", iface); + return E_NOTIMPL; +} + +static HRESULT WINAPI IWICStreamImpl_InitializeFromFilename(IWICStream *iface, + LPCWSTR wzFileName, DWORD dwDesiredAccess) +{ + FIXME("(%p): stub\n", iface); + return E_NOTIMPL; +} + +static HRESULT WINAPI IWICStreamImpl_InitializeFromMemory(IWICStream *iface, + BYTE *pbBuffer, DWORD cbBufferSize) +{ + FIXME("(%p): stub\n", iface); + return E_NOTIMPL; +} + +static HRESULT WINAPI IWICStreamImpl_InitializeFromIStreamRegion(IWICStream *iface, + IStream *pIStream, ULARGE_INTEGER ulOffset, ULARGE_INTEGER ulMaxSize) +{ + FIXME("(%p): stub\n", iface); + return E_NOTIMPL; +} + + +const IWICStreamVtbl WICStream_Vtbl = +{ + /*** IUnknown methods ***/ + IWICStreamImpl_QueryInterface, + IWICStreamImpl_AddRef, + IWICStreamImpl_Release, + /*** ISequentialStream methods ***/ + IWICStreamImpl_Read, + IWICStreamImpl_Write, + /*** IStream methods ***/ + IWICStreamImpl_Seek, + IWICStreamImpl_SetSize, + IWICStreamImpl_CopyTo, + IWICStreamImpl_Commit, + IWICStreamImpl_Revert, + IWICStreamImpl_LockRegion, + IWICStreamImpl_UnlockRegion, + IWICStreamImpl_Stat, + IWICStreamImpl_Clone, + /*** IWICStream methods ***/ + IWICStreamImpl_InitializeFromIStream, + IWICStreamImpl_InitializeFromFilename, + IWICStreamImpl_InitializeFromMemory, + IWICStreamImpl_InitializeFromIStreamRegion, +}; + +HRESULT StreamImpl_Create(IWICStream **stream) +{ + IWICStreamImpl *pObject; + + if( !stream ) return E_INVALIDARG; + + pObject = HeapAlloc(GetProcessHeap(), 0, sizeof(IWICStreamImpl)); + if( !pObject ) { + *stream = NULL; + return E_OUTOFMEMORY; + } + + pObject->lpVtbl = &WICStream_Vtbl; + pObject->ref = 1; + pObject->pStream = NULL; + + *stream = (IWICStream*)pObject; + + return S_OK; +} diff --git a/dlls/windowscodecs/wincodecs_private.h b/dlls/windowscodecs/wincodecs_private.h index 6dcd47e..da6f374 100644 --- a/dlls/windowscodecs/wincodecs_private.h +++ b/dlls/windowscodecs/wincodecs_private.h @@ -26,6 +26,7 @@ extern HRESULT BmpEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** extern HRESULT GifDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID riid, void** ppv); extern HRESULT PaletteImpl_Create(IWICPalette **palette); +extern HRESULT StreamImpl_Create(IWICStream **stream); extern HRESULT copy_pixels(UINT bpp, const BYTE *srcbuffer, UINT srcwidth, UINT srcheight, INT srcstride,
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Alexandre Julliard