Vincent Povirk : windowscodecs: Implement WriteSource for BMP frame encoder .
Alexandre Julliard
julliard at winehq.org
Wed Aug 12 11:09:41 CDT 2009
Module: wine
Branch: master
Commit: 2df20cb92160e3642f7e5ebde3ef4a490fe9be47
URL: http://source.winehq.org/git/wine.git/?a=commit;h=2df20cb92160e3642f7e5ebde3ef4a490fe9be47
Author: Vincent Povirk <vincent at codeweavers.com>
Date: Tue Aug 11 17:32:51 2009 -0500
windowscodecs: Implement WriteSource for BMP frame encoder.
---
dlls/windowscodecs/bmpencode.c | 61 ++++++++++++++++++++++++++++++++++++++-
1 files changed, 59 insertions(+), 2 deletions(-)
diff --git a/dlls/windowscodecs/bmpencode.c b/dlls/windowscodecs/bmpencode.c
index 963de6e..a545103 100644
--- a/dlls/windowscodecs/bmpencode.c
+++ b/dlls/windowscodecs/bmpencode.c
@@ -246,8 +246,65 @@ static HRESULT WINAPI BmpFrameEncode_WritePixels(IWICBitmapFrameEncode *iface,
static HRESULT WINAPI BmpFrameEncode_WriteSource(IWICBitmapFrameEncode *iface,
IWICBitmapSource *pIBitmapSource, WICRect *prc)
{
- FIXME("(%p,%p,%p): stub\n", iface, pIBitmapSource, prc);
- return E_NOTIMPL;
+ BmpFrameEncode *This = (BmpFrameEncode*)iface;
+ HRESULT hr;
+ WICRect rc;
+ WICPixelFormatGUID guid;
+ TRACE("(%p,%p,%p)\n", iface, pIBitmapSource, prc);
+
+ if (!This->initialized || !This->width || !This->height)
+ return WINCODEC_ERR_WRONGSTATE;
+
+ if (!This->format)
+ {
+ hr = IWICBitmapSource_GetPixelFormat(pIBitmapSource, &guid);
+ if (FAILED(hr)) return hr;
+ hr = BmpFrameEncode_SetPixelFormat(iface, &guid);
+ if (FAILED(hr)) return hr;
+ }
+
+ hr = IWICBitmapSource_GetPixelFormat(pIBitmapSource, &guid);
+ if (FAILED(hr)) return hr;
+ if (memcmp(&guid, This->format->guid, sizeof(GUID)) != 0)
+ {
+ /* should use WICConvertBitmapSource to convert, but that's unimplemented */
+ ERR("format %s unsupported\n", debugstr_guid(&guid));
+ return E_FAIL;
+ }
+
+ if (This->xres == 0.0 || This->yres == 0.0)
+ {
+ double xres, yres;
+ hr = IWICBitmapSource_GetResolution(pIBitmapSource, &xres, &yres);
+ if (FAILED(hr)) return hr;
+ hr = BmpFrameEncode_SetResolution(iface, xres, yres);
+ if (FAILED(hr)) return hr;
+ }
+
+ if (!prc)
+ {
+ UINT width, height;
+ hr = IWICBitmapSource_GetSize(pIBitmapSource, &width, &height);
+ if (FAILED(hr)) return hr;
+ rc.X = 0;
+ rc.Y = 0;
+ rc.Width = width;
+ rc.Height = height;
+ prc = &rc;
+ }
+
+ if (prc->Width != This->width) return E_INVALIDARG;
+
+ hr = BmpFrameEncode_AllocateBits(This);
+ if (FAILED(hr)) return hr;
+
+ hr = IWICBitmapSource_CopyPixels(pIBitmapSource, prc, This->stride,
+ This->stride*(This->height-This->lineswritten),
+ This->bits + This->stride*This->lineswritten);
+
+ This->lineswritten += rc.Height;
+
+ return S_OK;
}
static HRESULT WINAPI BmpFrameEncode_Commit(IWICBitmapFrameEncode *iface)
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