mirror of
https://github.com/reactos/reactos.git
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191 lines
5.5 KiB
C
191 lines
5.5 KiB
C
/*
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* Copyright 2013 Hans Leidekker for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include <stdarg.h>
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#define COBJMACROS
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#include "windef.h"
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#include "winbase.h"
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#include "objbase.h"
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#include "wincodecs_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
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typedef struct ColorTransform {
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IWICColorTransform IWICColorTransform_iface;
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LONG ref;
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IWICBitmapSource *dst;
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} ColorTransform;
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static inline ColorTransform *impl_from_IWICColorTransform(IWICColorTransform *iface)
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{
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return CONTAINING_RECORD(iface, ColorTransform, IWICColorTransform_iface);
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}
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static HRESULT WINAPI ColorTransform_QueryInterface(IWICColorTransform *iface, REFIID iid,
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void **ppv)
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{
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ColorTransform *This = impl_from_IWICColorTransform(iface);
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TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
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if (!ppv) return E_INVALIDARG;
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if (IsEqualIID(&IID_IUnknown, iid) ||
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IsEqualIID(&IID_IWICBitmapSource, iid) ||
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IsEqualIID(&IID_IWICColorTransform, iid))
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{
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*ppv = &This->IWICColorTransform_iface;
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}
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else
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{
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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IUnknown_AddRef((IUnknown*)*ppv);
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return S_OK;
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}
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static ULONG WINAPI ColorTransform_AddRef(IWICColorTransform *iface)
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{
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ColorTransform *This = impl_from_IWICColorTransform(iface);
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ULONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p) refcount=%u\n", iface, ref);
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return ref;
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}
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static ULONG WINAPI ColorTransform_Release(IWICColorTransform *iface)
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{
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ColorTransform *This = impl_from_IWICColorTransform(iface);
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ULONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p) refcount=%u\n", iface, ref);
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if (ref == 0)
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{
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if (This->dst) IWICBitmapSource_Release(This->dst);
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HeapFree(GetProcessHeap(), 0, This);
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}
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return ref;
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}
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static HRESULT WINAPI ColorTransform_GetSize(IWICColorTransform *iface,
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UINT *puiWidth, UINT *puiHeight)
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{
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ColorTransform *This = impl_from_IWICColorTransform(iface);
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TRACE("(%p,%p,%p)\n", iface, puiWidth, puiHeight);
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return IWICBitmapSource_GetSize(This->dst, puiWidth, puiHeight);
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}
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static HRESULT WINAPI ColorTransform_GetPixelFormat(IWICColorTransform *iface,
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WICPixelFormatGUID *pPixelFormat)
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{
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ColorTransform *This = impl_from_IWICColorTransform(iface);
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TRACE("(%p,%p)\n", iface, pPixelFormat);
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return IWICBitmapSource_GetPixelFormat(This->dst, pPixelFormat);
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}
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static HRESULT WINAPI ColorTransform_GetResolution(IWICColorTransform *iface,
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double *pDpiX, double *pDpiY)
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{
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ColorTransform *This = impl_from_IWICColorTransform(iface);
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TRACE("(%p,%p,%p)\n", iface, pDpiX, pDpiY);
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return IWICBitmapSource_GetResolution(This->dst, pDpiX, pDpiY);
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}
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static HRESULT WINAPI ColorTransform_CopyPalette(IWICColorTransform *iface,
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IWICPalette *pIPalette)
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{
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ColorTransform *This = impl_from_IWICColorTransform(iface);
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TRACE("(%p,%p)\n", iface, pIPalette);
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return IWICBitmapSource_CopyPalette(This->dst, pIPalette);
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}
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static HRESULT WINAPI ColorTransform_CopyPixels(IWICColorTransform *iface,
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const WICRect *prc, UINT cbStride, UINT cbBufferSize, BYTE *pbBuffer)
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{
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ColorTransform *This = impl_from_IWICColorTransform(iface);
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TRACE("(%p,%s,%u,%u,%p)\n", iface, debug_wic_rect(prc), cbStride, cbBufferSize, pbBuffer);
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return IWICBitmapSource_CopyPixels(This->dst, prc, cbStride, cbBufferSize, pbBuffer);
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}
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static HRESULT WINAPI ColorTransform_Initialize(IWICColorTransform *iface,
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IWICBitmapSource *pIBitmapSource, IWICColorContext *pIContextSource,
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IWICColorContext *pIContextDest, REFWICPixelFormatGUID pixelFmtDest)
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{
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ColorTransform *This = impl_from_IWICColorTransform(iface);
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IWICBitmapSource *dst;
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HRESULT hr;
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TRACE("(%p,%p,%p,%p,%s)\n", iface, pIBitmapSource, pIContextSource,
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pIContextDest, debugstr_guid(pixelFmtDest));
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FIXME("ignoring color contexts\n");
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hr = WICConvertBitmapSource(pixelFmtDest, pIBitmapSource, &dst);
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if (FAILED(hr)) return hr;
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if (This->dst) IWICBitmapSource_Release(This->dst);
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This->dst = dst;
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return S_OK;
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}
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static const IWICColorTransformVtbl ColorTransform_Vtbl = {
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ColorTransform_QueryInterface,
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ColorTransform_AddRef,
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ColorTransform_Release,
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ColorTransform_GetSize,
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ColorTransform_GetPixelFormat,
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ColorTransform_GetResolution,
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ColorTransform_CopyPalette,
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ColorTransform_CopyPixels,
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ColorTransform_Initialize
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};
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HRESULT ColorTransform_Create(IWICColorTransform **colortransform)
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{
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ColorTransform *This;
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if (!colortransform) return E_INVALIDARG;
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This = HeapAlloc(GetProcessHeap(), 0, sizeof(ColorTransform));
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if (!This) return E_OUTOFMEMORY;
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This->IWICColorTransform_iface.lpVtbl = &ColorTransform_Vtbl;
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This->ref = 1;
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This->dst = NULL;
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*colortransform = &This->IWICColorTransform_iface;
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return S_OK;
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}
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