windowscodecs: Use an iface instead of a vtbl pointer in FormatConverter.
Michael Stefaniuc
mstefani at redhat.de
Wed Dec 8 15:59:35 CST 2010
---
dlls/windowscodecs/converter.c | 27 ++++++++++++++++-----------
1 files changed, 16 insertions(+), 11 deletions(-)
diff --git a/dlls/windowscodecs/converter.c b/dlls/windowscodecs/converter.c
index 6d965e9..663e3d4 100644
--- a/dlls/windowscodecs/converter.c
+++ b/dlls/windowscodecs/converter.c
@@ -66,7 +66,7 @@ struct pixelformatinfo {
};
typedef struct FormatConverter {
- const IWICFormatConverterVtbl *lpVtbl;
+ IWICFormatConverter IWICFormatConverter_iface;
LONG ref;
IWICBitmapSource *source;
const struct pixelformatinfo *dst_format, *src_format;
@@ -76,6 +76,11 @@ typedef struct FormatConverter {
CRITICAL_SECTION lock; /* must be held when initialized */
} FormatConverter;
+static inline FormatConverter *impl_from_IWICFormatConverter(IWICFormatConverter *iface)
+{
+ return CONTAINING_RECORD(iface, FormatConverter, IWICFormatConverter_iface);
+}
+
static void make_grayscale_palette(WICColor *colors, UINT num_colors)
{
int i, v;
@@ -799,7 +804,7 @@ static const struct pixelformatinfo *get_formatinfo(const WICPixelFormatGUID *fo
static HRESULT WINAPI FormatConverter_QueryInterface(IWICFormatConverter *iface, REFIID iid,
void **ppv)
{
- FormatConverter *This = (FormatConverter*)iface;
+ FormatConverter *This = impl_from_IWICFormatConverter(iface);
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
if (!ppv) return E_INVALIDARG;
@@ -822,7 +827,7 @@ static HRESULT WINAPI FormatConverter_QueryInterface(IWICFormatConverter *iface,
static ULONG WINAPI FormatConverter_AddRef(IWICFormatConverter *iface)
{
- FormatConverter *This = (FormatConverter*)iface;
+ FormatConverter *This = impl_from_IWICFormatConverter(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) refcount=%u\n", iface, ref);
@@ -832,7 +837,7 @@ static ULONG WINAPI FormatConverter_AddRef(IWICFormatConverter *iface)
static ULONG WINAPI FormatConverter_Release(IWICFormatConverter *iface)
{
- FormatConverter *This = (FormatConverter*)iface;
+ FormatConverter *This = impl_from_IWICFormatConverter(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) refcount=%u\n", iface, ref);
@@ -851,7 +856,7 @@ static ULONG WINAPI FormatConverter_Release(IWICFormatConverter *iface)
static HRESULT WINAPI FormatConverter_GetSize(IWICFormatConverter *iface,
UINT *puiWidth, UINT *puiHeight)
{
- FormatConverter *This = (FormatConverter*)iface;
+ FormatConverter *This = impl_from_IWICFormatConverter(iface);
TRACE("(%p,%p,%p)\n", iface, puiWidth, puiHeight);
@@ -864,7 +869,7 @@ static HRESULT WINAPI FormatConverter_GetSize(IWICFormatConverter *iface,
static HRESULT WINAPI FormatConverter_GetPixelFormat(IWICFormatConverter *iface,
WICPixelFormatGUID *pPixelFormat)
{
- FormatConverter *This = (FormatConverter*)iface;
+ FormatConverter *This = impl_from_IWICFormatConverter(iface);
TRACE("(%p,%p): stub\n", iface, pPixelFormat);
@@ -879,7 +884,7 @@ static HRESULT WINAPI FormatConverter_GetPixelFormat(IWICFormatConverter *iface,
static HRESULT WINAPI FormatConverter_GetResolution(IWICFormatConverter *iface,
double *pDpiX, double *pDpiY)
{
- FormatConverter *This = (FormatConverter*)iface;
+ FormatConverter *This = impl_from_IWICFormatConverter(iface);
TRACE("(%p,%p,%p): stub\n", iface, pDpiX, pDpiY);
@@ -899,7 +904,7 @@ static HRESULT WINAPI FormatConverter_CopyPalette(IWICFormatConverter *iface,
static HRESULT WINAPI FormatConverter_CopyPixels(IWICFormatConverter *iface,
const WICRect *prc, UINT cbStride, UINT cbBufferSize, BYTE *pbBuffer)
{
- FormatConverter *This = (FormatConverter*)iface;
+ FormatConverter *This = impl_from_IWICFormatConverter(iface);
WICRect rc;
HRESULT hr;
TRACE("(%p,%p,%u,%u,%p)\n", iface, prc, cbStride, cbBufferSize, pbBuffer);
@@ -929,7 +934,7 @@ static HRESULT WINAPI FormatConverter_Initialize(IWICFormatConverter *iface,
IWICBitmapSource *pISource, REFWICPixelFormatGUID dstFormat, WICBitmapDitherType dither,
IWICPalette *pIPalette, double alphaThresholdPercent, WICBitmapPaletteType paletteTranslate)
{
- FormatConverter *This = (FormatConverter*)iface;
+ FormatConverter *This = impl_from_IWICFormatConverter(iface);
const struct pixelformatinfo *srcinfo, *dstinfo;
static INT fixme=0;
GUID srcFormat;
@@ -989,7 +994,7 @@ static HRESULT WINAPI FormatConverter_CanConvert(IWICFormatConverter *iface,
REFWICPixelFormatGUID srcPixelFormat, REFWICPixelFormatGUID dstPixelFormat,
BOOL *pfCanConvert)
{
- FormatConverter *This = (FormatConverter*)iface;
+ FormatConverter *This = impl_from_IWICFormatConverter(iface);
const struct pixelformatinfo *srcinfo, *dstinfo;
TRACE("(%p,%s,%s,%p)\n", iface, debugstr_guid(srcPixelFormat),
@@ -1037,7 +1042,7 @@ HRESULT FormatConverter_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** p
This = HeapAlloc(GetProcessHeap(), 0, sizeof(FormatConverter));
if (!This) return E_OUTOFMEMORY;
- This->lpVtbl = &FormatConverter_Vtbl;
+ This->IWICFormatConverter_iface.lpVtbl = &FormatConverter_Vtbl;
This->ref = 1;
This->source = NULL;
InitializeCriticalSection(&This->lock);
--
1.7.3.2
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