Vincent Povirk : windowscodecs: Implement SetResolution for the PNG encoder .
Alexandre Julliard
julliard at winehq.org
Fri Oct 9 09:24:16 CDT 2009
Module: wine
Branch: master
Commit: 6bc71039b193caafe730e0219ab589c317299a58
URL: http://source.winehq.org/git/wine.git/?a=commit;h=6bc71039b193caafe730e0219ab589c317299a58
Author: Vincent Povirk <vincent at codeweavers.com>
Date: Wed Sep 23 16:56:56 2009 -0500
windowscodecs: Implement SetResolution for the PNG encoder.
---
dlls/windowscodecs/pngformat.c | 14 ++++++++++++--
1 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/dlls/windowscodecs/pngformat.c b/dlls/windowscodecs/pngformat.c
index af074e8..48295b2 100644
--- a/dlls/windowscodecs/pngformat.c
+++ b/dlls/windowscodecs/pngformat.c
@@ -700,6 +700,7 @@ typedef struct PngEncoder {
const struct png_pixelformat *format;
BOOL info_written;
UINT width, height;
+ double xres, yres;
} PngEncoder;
static inline PngEncoder *encoder_from_frame(IWICBitmapFrameEncode *iface)
@@ -772,8 +773,15 @@ static HRESULT WINAPI PngFrameEncode_SetSize(IWICBitmapFrameEncode *iface,
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;
+ PngEncoder *This = encoder_from_frame(iface);
+ TRACE("(%p,%0.2f,%0.2f)\n", iface, dpiX, dpiY);
+
+ if (!This->frame_initialized || This->info_written) return WINCODEC_ERR_WRONGSTATE;
+
+ This->xres = dpiX;
+ This->yres = dpiY;
+
+ return S_OK;
}
static HRESULT WINAPI PngFrameEncode_SetPixelFormat(IWICBitmapFrameEncode *iface,
@@ -1099,6 +1107,8 @@ HRESULT PngEncoder_CreateInstance(IUnknown *pUnkOuter, REFIID iid, void** ppv)
This->info_written = FALSE;
This->width = 0;
This->height = 0;
+ This->xres = 0.0;
+ This->yres = 0.0;
ret = IUnknown_QueryInterface((IUnknown*)This, iid, ppv);
IUnknown_Release((IUnknown*)This);
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