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Commit 36095e2d authored by Dmitry Timoshkov's avatar Dmitry Timoshkov Committed by Alexandre Julliard
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windowscodecs: Add support for IMILBitmapScaler interface.

Makes the GOG downloader work. Signed-off-by: 's avatarDmitry Timoshkov <dmitry@baikal.ru> Signed-off-by: 's avatarVincent Povirk <vincent@codeweavers.com> Signed-off-by: 's avatarAlexandre Julliard <julliard@winehq.org>
parent f6cab98d
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dlls/windowscodecs/scaler.c
View file @ 36095e2d
/*
* Copyright 2010 Vincent Povirk for CodeWeavers
* Copyright 2016 Dmitry Timoshkov
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
......@@ -35,6 +36,7 @@ WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
typedef struct BitmapScaler {
IWICBitmapScaler IWICBitmapScaler_iface;
LONG ref;
IMILBitmapScaler IMILBitmapScaler_iface;
IWICBitmapSource *source;
UINT width, height;
UINT src_width, src_height;
......@@ -50,6 +52,11 @@ static inline BitmapScaler *impl_from_IWICBitmapScaler(IWICBitmapScaler *iface)
return CONTAINING_RECORD(iface, BitmapScaler, IWICBitmapScaler_iface);
}
static inline BitmapScaler *impl_from_IMILBitmapScaler(IMILBitmapScaler *iface)
{
return CONTAINING_RECORD(iface, BitmapScaler, IMILBitmapScaler_iface);
}
static HRESULT WINAPI BitmapScaler_QueryInterface(IWICBitmapScaler *iface, REFIID iid,
void **ppv)
{
......@@ -64,8 +71,13 @@ static HRESULT WINAPI BitmapScaler_QueryInterface(IWICBitmapScaler *iface, REFII
{
*ppv = &This->IWICBitmapScaler_iface;
}
else if (IsEqualIID(&IID_IMILBitmapScaler, iid))
{
*ppv = &This->IMILBitmapScaler_iface;
}
else
{
FIXME("unknown interface %s\n", debugstr_guid(iid));
*ppv = NULL;
return E_NOINTERFACE;
}
......@@ -380,6 +392,141 @@ static const IWICBitmapScalerVtbl BitmapScaler_Vtbl = {
BitmapScaler_Initialize
};
static HRESULT WINAPI IMILBitmapScaler_QueryInterface(IMILBitmapScaler *iface, REFIID iid,
void **ppv)
{
BitmapScaler *This = impl_from_IMILBitmapScaler(iface);
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
return IWICBitmapScaler_QueryInterface(&This->IWICBitmapScaler_iface, iid, ppv);
}
static ULONG WINAPI IMILBitmapScaler_AddRef(IMILBitmapScaler *iface)
{
BitmapScaler *This = impl_from_IMILBitmapScaler(iface);
return IWICBitmapScaler_AddRef(&This->IWICBitmapScaler_iface);
}
static ULONG WINAPI IMILBitmapScaler_Release(IMILBitmapScaler *iface)
{
BitmapScaler *This = impl_from_IMILBitmapScaler(iface);
return IWICBitmapScaler_Release(&This->IWICBitmapScaler_iface);
}
static HRESULT WINAPI IMILBitmapScaler_GetSize(IMILBitmapScaler *iface,
UINT *width, UINT *height)
{
BitmapScaler *This = impl_from_IMILBitmapScaler(iface);
TRACE("(%p,%p,%p)\n", iface, width, height);
if (!This->source)
return WINCODEC_ERR_NOTINITIALIZED;
return IWICBitmapScaler_GetSize(&This->IWICBitmapScaler_iface, width, height);
}
static HRESULT WINAPI IMILBitmapScaler_GetPixelFormat(IMILBitmapScaler *iface,
int *format)
{
BitmapScaler *This = impl_from_IMILBitmapScaler(iface);
IMILBitmapSource *source;
HRESULT hr;
TRACE("(%p,%p)\n", iface, format);
if (!format) return E_INVALIDARG;
if (!This->source)
return WINCODEC_ERR_NOTINITIALIZED;
hr = IWICBitmapSource_QueryInterface(This->source, &IID_IMILBitmapSource, (void **)&source);
if (hr == S_OK)
{
hr = source->lpVtbl->GetPixelFormat(source, format);
source->lpVtbl->Release(source);
}
return hr;
}
static HRESULT WINAPI IMILBitmapScaler_GetResolution(IMILBitmapScaler *iface,
double *dpix, double *dpiy)
{
BitmapScaler *This = impl_from_IMILBitmapScaler(iface);
TRACE("(%p,%p,%p)\n", iface, dpix, dpiy);
if (!This->source)
return WINCODEC_ERR_NOTINITIALIZED;
return IWICBitmapScaler_GetResolution(&This->IWICBitmapScaler_iface, dpix, dpiy);
}
static HRESULT WINAPI IMILBitmapScaler_CopyPalette(IMILBitmapScaler *iface,
IWICPalette *palette)
{
BitmapScaler *This = impl_from_IMILBitmapScaler(iface);
TRACE("(%p,%p)\n", iface, palette);
if (!This->source)
return WINCODEC_ERR_NOTINITIALIZED;
return IWICBitmapScaler_CopyPalette(&This->IWICBitmapScaler_iface, palette);
}
static HRESULT WINAPI IMILBitmapScaler_CopyPixels(IMILBitmapScaler *iface,
const WICRect *rc, UINT stride, UINT size, BYTE *buffer)
{
BitmapScaler *This = impl_from_IMILBitmapScaler(iface);
TRACE("(%p,%p,%u,%u,%p)\n", iface, rc, stride, size, buffer);
if (!This->source)
return WINCODEC_ERR_NOTINITIALIZED;
return IWICBitmapScaler_CopyPixels(&This->IWICBitmapScaler_iface, rc, stride, size, buffer);
}
static HRESULT WINAPI IMILBitmapScaler_unknown1(IMILBitmapScaler *iface, void **ppv)
{
TRACE("(%p,%p)\n", iface, ppv);
return E_NOINTERFACE;
}
static HRESULT WINAPI IMILBitmapScaler_Initialize(IMILBitmapScaler *iface,
IMILBitmapSource *mil_source, UINT width, UINT height,
WICBitmapInterpolationMode mode)
{
BitmapScaler *This = impl_from_IMILBitmapScaler(iface);
IWICBitmapSource *wic_source;
HRESULT hr;
TRACE("(%p,%p,%u,%u,%u)\n", iface, mil_source, width, height, mode);
if (!mil_source) return E_INVALIDARG;
hr = mil_source->lpVtbl->QueryInterface(mil_source, &IID_IWICBitmapSource, (void **)&wic_source);
if (hr == S_OK)
{
hr = IWICBitmapScaler_Initialize(&This->IWICBitmapScaler_iface, wic_source, width, height, mode);
IWICBitmapSource_Release(wic_source);
}
return hr;
}
static const IMILBitmapScalerVtbl IMILBitmapScaler_Vtbl = {
IMILBitmapScaler_QueryInterface,
IMILBitmapScaler_AddRef,
IMILBitmapScaler_Release,
IMILBitmapScaler_GetSize,
IMILBitmapScaler_GetPixelFormat,
IMILBitmapScaler_GetResolution,
IMILBitmapScaler_CopyPalette,
IMILBitmapScaler_CopyPixels,
IMILBitmapScaler_unknown1,
IMILBitmapScaler_Initialize
};
HRESULT BitmapScaler_Create(IWICBitmapScaler **scaler)
{
BitmapScaler *This;
......@@ -388,6 +535,7 @@ HRESULT BitmapScaler_Create(IWICBitmapScaler **scaler)
if (!This) return E_OUTOFMEMORY;
This->IWICBitmapScaler_iface.lpVtbl = &BitmapScaler_Vtbl;
This->IMILBitmapScaler_iface.lpVtbl = &IMILBitmapScaler_Vtbl;
This->ref = 1;
This->source = NULL;
This->width = 0;
......
dlls/windowscodecs/wincodecs_private.h
View file @ 36095e2d
......@@ -79,6 +79,25 @@ DECLARE_INTERFACE_(IMILBitmap,IMILBitmapSource)
};
#undef INTERFACE
#define INTERFACE IMILBitmapScaler
DECLARE_INTERFACE_(IMILBitmapScaler,IMILBitmapSource)
{
/*** IUnknown methods ***/
STDMETHOD_(HRESULT,QueryInterface)(THIS_ REFIID,void **) PURE;
STDMETHOD_(ULONG,AddRef)(THIS) PURE;
STDMETHOD_(ULONG,Release)(THIS) PURE;
/*** IWICBitmapSource methods ***/
STDMETHOD_(HRESULT,GetSize)(THIS_ UINT *,UINT *) PURE;
STDMETHOD_(HRESULT,GetPixelFormat)(THIS_ int *) PURE;
STDMETHOD_(HRESULT,GetResolution)(THIS_ double *,double *) PURE;
STDMETHOD_(HRESULT,CopyPalette)(THIS_ IWICPalette *) PURE;
STDMETHOD_(HRESULT,CopyPixels)(THIS_ const WICRect *,UINT,UINT,BYTE *) PURE;
/*** IMILBitmapScaler methods ***/
STDMETHOD_(HRESULT,unknown1)(THIS_ void **) PURE;
STDMETHOD_(HRESULT,Initialize)(THIS_ IMILBitmapSource *,UINT,UINT,WICBitmapInterpolationMode) PURE;
};
#undef INTERFACE
#define INTERFACE IMILUnknown1
DECLARE_INTERFACE_(IMILUnknown1,IUnknown)
{
......
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