Module: wine Branch: master Commit: 60d1be132640673fdc7085a4bb5dc387ae1d3979 URL: http://source.winehq.org/git/wine.git/?a=commit;h=60d1be132640673fdc7085a4bb...
Author: Vincent Povirk vincent@codeweavers.com Date: Wed Sep 23 13:54:39 2009 -0500
windowscodecs: Add stub PNG encoder.
---
dlls/windowscodecs/clsfactory.c | 1 + dlls/windowscodecs/pngformat.c | 170 ++++++++++++++++++++++++++++++++ dlls/windowscodecs/regsvr.c | 6 + dlls/windowscodecs/wincodecs_private.h | 1 + 4 files changed, 178 insertions(+), 0 deletions(-)
diff --git a/dlls/windowscodecs/clsfactory.c b/dlls/windowscodecs/clsfactory.c index af3ce51..d8d2105 100644 --- a/dlls/windowscodecs/clsfactory.c +++ b/dlls/windowscodecs/clsfactory.c @@ -45,6 +45,7 @@ static classinfo wic_classes[] = { {&CLSID_WICImagingFactory, ImagingFactory_CreateInstance}, {&CLSID_WICBmpDecoder, BmpDecoder_CreateInstance}, {&CLSID_WICPngDecoder, PngDecoder_CreateInstance}, + {&CLSID_WICPngEncoder, PngEncoder_CreateInstance}, {&CLSID_WICBmpEncoder, BmpEncoder_CreateInstance}, {&CLSID_WICGifDecoder, GifDecoder_CreateInstance}, {&CLSID_WICIcoDecoder, IcoDecoder_CreateInstance}, diff --git a/dlls/windowscodecs/pngformat.c b/dlls/windowscodecs/pngformat.c index a20f6cd..1721281 100644 --- a/dlls/windowscodecs/pngformat.c +++ b/dlls/windowscodecs/pngformat.c @@ -659,6 +659,170 @@ HRESULT PngDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv) return ret; }
+typedef struct PngEncoder { + const IWICBitmapEncoderVtbl *lpVtbl; + LONG ref; +} PngEncoder; + +static HRESULT WINAPI PngEncoder_QueryInterface(IWICBitmapEncoder *iface, REFIID iid, + void **ppv) +{ + PngEncoder *This = (PngEncoder*)iface; + TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv); + + if (!ppv) return E_INVALIDARG; + + if (IsEqualIID(&IID_IUnknown, iid) || + IsEqualIID(&IID_IWICBitmapEncoder, iid)) + { + *ppv = This; + } + else + { + *ppv = NULL; + return E_NOINTERFACE; + } + + IUnknown_AddRef((IUnknown*)*ppv); + return S_OK; +} + +static ULONG WINAPI PngEncoder_AddRef(IWICBitmapEncoder *iface) +{ + PngEncoder *This = (PngEncoder*)iface; + ULONG ref = InterlockedIncrement(&This->ref); + + TRACE("(%p) refcount=%u\n", iface, ref); + + return ref; +} + +static ULONG WINAPI PngEncoder_Release(IWICBitmapEncoder *iface) +{ + PngEncoder *This = (PngEncoder*)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 PngEncoder_Initialize(IWICBitmapEncoder *iface, + IStream *pIStream, WICBitmapEncoderCacheOption cacheOption) +{ + FIXME("(%p,%p,%u): stub\n", iface, pIStream, cacheOption); + return E_NOTIMPL; +} + +static HRESULT WINAPI PngEncoder_GetContainerFormat(IWICBitmapEncoder *iface, + GUID *pguidContainerFormat) +{ + FIXME("(%p,%s): stub\n", iface, debugstr_guid(pguidContainerFormat)); + return E_NOTIMPL; +} + +static HRESULT WINAPI PngEncoder_GetEncoderInfo(IWICBitmapEncoder *iface, + IWICBitmapEncoderInfo **ppIEncoderInfo) +{ + FIXME("(%p,%p): stub\n", iface, ppIEncoderInfo); + return E_NOTIMPL; +} + +static HRESULT WINAPI PngEncoder_SetColorContexts(IWICBitmapEncoder *iface, + UINT cCount, IWICColorContext **ppIColorContext) +{ + FIXME("(%p,%u,%p): stub\n", iface, cCount, ppIColorContext); + return E_NOTIMPL; +} + +static HRESULT WINAPI PngEncoder_SetPalette(IWICBitmapEncoder *iface, IWICPalette *pIPalette) +{ + TRACE("(%p,%p)\n", iface, pIPalette); + return WINCODEC_ERR_UNSUPPORTEDOPERATION; +} + +static HRESULT WINAPI PngEncoder_SetThumbnail(IWICBitmapEncoder *iface, IWICBitmapSource *pIThumbnail) +{ + TRACE("(%p,%p)\n", iface, pIThumbnail); + return WINCODEC_ERR_UNSUPPORTEDOPERATION; +} + +static HRESULT WINAPI PngEncoder_SetPreview(IWICBitmapEncoder *iface, IWICBitmapSource *pIPreview) +{ + TRACE("(%p,%p)\n", iface, pIPreview); + return WINCODEC_ERR_UNSUPPORTEDOPERATION; +} + +static HRESULT WINAPI PngEncoder_CreateNewFrame(IWICBitmapEncoder *iface, + IWICBitmapFrameEncode **ppIFrameEncode, IPropertyBag2 **ppIEncoderOptions) +{ + FIXME("(%p,%p,%p): stub\n", iface, ppIFrameEncode, ppIEncoderOptions); + return E_NOTIMPL; +} + +static HRESULT WINAPI PngEncoder_Commit(IWICBitmapEncoder *iface) +{ + TRACE("(%p): stub\n", iface); + return E_NOTIMPL; +} + +static HRESULT WINAPI PngEncoder_GetMetadataQueryWriter(IWICBitmapEncoder *iface, + IWICMetadataQueryWriter **ppIMetadataQueryWriter) +{ + FIXME("(%p,%p): stub\n", iface, ppIMetadataQueryWriter); + return E_NOTIMPL; +} + +static const IWICBitmapEncoderVtbl PngEncoder_Vtbl = { + PngEncoder_QueryInterface, + PngEncoder_AddRef, + PngEncoder_Release, + PngEncoder_Initialize, + PngEncoder_GetContainerFormat, + PngEncoder_GetEncoderInfo, + PngEncoder_SetColorContexts, + PngEncoder_SetPalette, + PngEncoder_SetThumbnail, + PngEncoder_SetPreview, + PngEncoder_CreateNewFrame, + PngEncoder_Commit, + PngEncoder_GetMetadataQueryWriter +}; + +HRESULT PngEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv) +{ + PngEncoder *This; + HRESULT ret; + + TRACE("(%p,%s,%p)\n", pUnkOuter, debugstr_guid(iid), ppv); + + *ppv = NULL; + + if (pUnkOuter) return CLASS_E_NOAGGREGATION; + + if (!libpng_handle && !load_libpng()) + { + ERR("Failed writing PNG because unable to find %s\n",SONAME_LIBPNG); + return E_FAIL; + } + + This = HeapAlloc(GetProcessHeap(), 0, sizeof(PngEncoder)); + if (!This) return E_OUTOFMEMORY; + + This->lpVtbl = &PngEncoder_Vtbl; + This->ref = 1; + + ret = IUnknown_QueryInterface((IUnknown*)This, iid, ppv); + IUnknown_Release((IUnknown*)This); + + return ret; +} + #else /* !HAVE_PNG_H */
HRESULT PngDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv) @@ -667,4 +831,10 @@ HRESULT PngDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv) return E_FAIL; }
+HRESULT PngEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv) +{ + ERR("Trying to save PNG picture, but PNG supported not compiled in.\n"); + return E_FAIL; +} + #endif diff --git a/dlls/windowscodecs/regsvr.c b/dlls/windowscodecs/regsvr.c index 6544372..c87aa4b 100644 --- a/dlls/windowscodecs/regsvr.c +++ b/dlls/windowscodecs/regsvr.c @@ -741,6 +741,12 @@ static struct regsvr_coclass const coclass_list[] = { "windowscodecs.dll", "Apartment" }, + { &CLSID_WICPngEncoder, + "WIC PNG Encoder", + NULL, + "windowscodecs.dll", + "Apartment" + }, { &CLSID_WICBmpEncoder, "WIC BMP Encoder", NULL, diff --git a/dlls/windowscodecs/wincodecs_private.h b/dlls/windowscodecs/wincodecs_private.h index de719d2..632f822 100644 --- a/dlls/windowscodecs/wincodecs_private.h +++ b/dlls/windowscodecs/wincodecs_private.h @@ -23,6 +23,7 @@ extern HRESULT FormatConverter_CreateInstance(IUnknown *pUnkOuter, REFIID riid, extern HRESULT ImagingFactory_CreateInstance(IUnknown *pUnkOuter, REFIID riid, void** ppv); extern HRESULT BmpDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID riid, void** ppv); extern HRESULT PngDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv); +extern HRESULT PngEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv); extern HRESULT BmpEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv); extern HRESULT GifDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID riid, void** ppv); extern HRESULT IcoDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv);