ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

windowscodecs: Implement CreateNewFrame for the PNG encoder.

This commit is contained in:
Vincent Povirk 2009-09-23 14:49:17 -05:00 committed by Alexandre Julliard
parent c79b70507a
commit 049a2e0c0c
1 changed files with 156 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

158
dlls/windowscodecs/pngformat.c
View File

@ -667,12 +667,147 @@ HRESULT PngDecoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
typedef struct PngEncoder {
const IWICBitmapEncoderVtbl *lpVtbl;
const IWICBitmapFrameEncodeVtbl *lpFrameVtbl;
LONG ref;
IStream *stream;
png_structp png_ptr;
png_infop info_ptr;
UINT frame_count;
} PngEncoder;
static inline PngEncoder *encoder_from_frame(IWICBitmapFrameEncode *iface)
{
return CONTAINING_RECORD(iface, PngEncoder, lpFrameVtbl);
}
static HRESULT WINAPI PngFrameEncode_QueryInterface(IWICBitmapFrameEncode *iface, REFIID iid,
void **ppv)
{
PngEncoder *This = encoder_from_frame(iface);
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
if (!ppv) return E_INVALIDARG;
if (IsEqualIID(&IID_IUnknown, iid) ||
IsEqualIID(&IID_IWICBitmapFrameEncode, iid))
{
*ppv = &This->lpFrameVtbl;
}
else
{
*ppv = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI PngFrameEncode_AddRef(IWICBitmapFrameEncode *iface)
{
PngEncoder *This = encoder_from_frame(iface);
return IUnknown_AddRef((IUnknown*)This);
}
static ULONG WINAPI PngFrameEncode_Release(IWICBitmapFrameEncode *iface)
{
PngEncoder *This = encoder_from_frame(iface);
return IUnknown_Release((IUnknown*)This);
}
static HRESULT WINAPI PngFrameEncode_Initialize(IWICBitmapFrameEncode *iface,
IPropertyBag2 *pIEncoderOptions)
{
FIXME("(%p,%p): stub\n", iface, pIEncoderOptions);
return E_NOTIMPL;
}
static HRESULT WINAPI PngFrameEncode_SetSize(IWICBitmapFrameEncode *iface,
UINT uiWidth, UINT uiHeight)
{
FIXME("(%p,%u,%u): stub\n", iface, uiWidth, uiHeight);
return E_NOTIMPL;
}
static HRESULT WINAPI PngFrameEncode_SetResolution(IWICBitmapFrameEncode *iface,
double dpiX, double dpiY)
{
FIXME("(%p,%0.2f,%0.2f): stub\n", iface, dpiX, dpiY);
return E_NOTIMPL;
}
static HRESULT WINAPI PngFrameEncode_SetPixelFormat(IWICBitmapFrameEncode *iface,
WICPixelFormatGUID *pPixelFormat)
{
TRACE("(%p,%s): stub\n", iface, debugstr_guid(pPixelFormat));
return E_NOTIMPL;
}
static HRESULT WINAPI PngFrameEncode_SetColorContexts(IWICBitmapFrameEncode *iface,
UINT cCount, IWICColorContext **ppIColorContext)
{
FIXME("(%p,%u,%p): stub\n", iface, cCount, ppIColorContext);
return E_NOTIMPL;
}
static HRESULT WINAPI PngFrameEncode_SetPalette(IWICBitmapFrameEncode *iface,
IWICPalette *pIPalette)
{
FIXME("(%p,%p): stub\n", iface, pIPalette);
return WINCODEC_ERR_UNSUPPORTEDOPERATION;
}
static HRESULT WINAPI PngFrameEncode_SetThumbnail(IWICBitmapFrameEncode *iface,
IWICBitmapSource *pIThumbnail)
{
FIXME("(%p,%p): stub\n", iface, pIThumbnail);
return WINCODEC_ERR_UNSUPPORTEDOPERATION;
}
static HRESULT WINAPI PngFrameEncode_WritePixels(IWICBitmapFrameEncode *iface,
UINT lineCount, UINT cbStride, UINT cbBufferSize, BYTE *pbPixels)
{
FIXME("(%p,%u,%u,%u,%p): stub\n", iface, lineCount, cbStride, cbBufferSize, pbPixels);
return E_NOTIMPL;
}
static HRESULT WINAPI PngFrameEncode_WriteSource(IWICBitmapFrameEncode *iface,
IWICBitmapSource *pIBitmapSource, WICRect *prc)
{
FIXME("(%p,%p,%p): stub\n", iface, pIBitmapSource, prc);
return E_NOTIMPL;
}
static HRESULT WINAPI PngFrameEncode_Commit(IWICBitmapFrameEncode *iface)
{
FIXME("(%p): stub\n", iface);
return E_NOTIMPL;
}
static HRESULT WINAPI PngFrameEncode_GetMetadataQueryWriter(IWICBitmapFrameEncode *iface,
IWICMetadataQueryWriter **ppIMetadataQueryWriter)
{
FIXME("(%p, %p): stub\n", iface, ppIMetadataQueryWriter);
return E_NOTIMPL;
}
static const IWICBitmapFrameEncodeVtbl PngEncoder_FrameVtbl = {
PngFrameEncode_QueryInterface,
PngFrameEncode_AddRef,
PngFrameEncode_Release,
PngFrameEncode_Initialize,
PngFrameEncode_SetSize,
PngFrameEncode_SetResolution,
PngFrameEncode_SetPixelFormat,
PngFrameEncode_SetColorContexts,
PngFrameEncode_SetPalette,
PngFrameEncode_SetThumbnail,
PngFrameEncode_WritePixels,
PngFrameEncode_WriteSource,
PngFrameEncode_Commit,
PngFrameEncode_GetMetadataQueryWriter
};
static HRESULT WINAPI PngEncoder_QueryInterface(IWICBitmapEncoder *iface, REFIID iid,
void **ppv)
{
@ -826,8 +961,25 @@ static HRESULT WINAPI PngEncoder_SetPreview(IWICBitmapEncoder *iface, IWICBitmap
static HRESULT WINAPI PngEncoder_CreateNewFrame(IWICBitmapEncoder *iface,
IWICBitmapFrameEncode **ppIFrameEncode, IPropertyBag2 **ppIEncoderOptions)
{
FIXME("(%p,%p,%p): stub\n", iface, ppIFrameEncode, ppIEncoderOptions);
return E_NOTIMPL;
PngEncoder *This = (PngEncoder*)iface;
HRESULT hr;
TRACE("(%p,%p,%p)\n", iface, ppIFrameEncode, ppIEncoderOptions);
if (This->frame_count != 0)
return WINCODEC_ERR_UNSUPPORTEDOPERATION;
if (!This->stream)
return WINCODEC_ERR_NOTINITIALIZED;
hr = CreatePropertyBag2(ppIEncoderOptions);
if (FAILED(hr)) return hr;
This->frame_count = 1;
IWICBitmapEncoder_AddRef(iface);
*ppIFrameEncode = (IWICBitmapFrameEncode*)&This->lpFrameVtbl;
return S_OK;
}
static HRESULT WINAPI PngEncoder_Commit(IWICBitmapEncoder *iface)
@ -880,10 +1032,12 @@ HRESULT PngEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
if (!This) return E_OUTOFMEMORY;
This->lpVtbl = &PngEncoder_Vtbl;
This->lpFrameVtbl = &PngEncoder_FrameVtbl;
This->ref = 1;
This->png_ptr = NULL;
This->info_ptr = NULL;
This->stream = NULL;
This->frame_count = 0;
ret = IUnknown_QueryInterface((IUnknown*)This, iid, ppv);
IUnknown_Release((IUnknown*)This);