[1/5] windowscodecs: Implement IWICBitmapScaler::GetSize.

[Vincent Povirk]

This time with parameter checking.
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From 8f59b0023f4cb82ace7dfc382b2ac4049369a171 Mon Sep 17 00:00:00 2001
From: Vincent Povirk <vincent at codeweavers.com>
Date: Tue, 28 Feb 2012 16:21:24 -0600
Subject: [PATCH 1/6] windowscodecs: Implement IWICBitmapScaler::GetSize.

---
 dlls/windowscodecs/scaler.c |   14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/dlls/windowscodecs/scaler.c b/dlls/windowscodecs/scaler.c
index be21dcc..f7ac48a 100644
--- a/dlls/windowscodecs/scaler.c
+++ b/dlls/windowscodecs/scaler.c
@@ -102,9 +102,19 @@ static ULONG WINAPI BitmapScaler_Release(IWICBitmapScaler *iface)
 static HRESULT WINAPI BitmapScaler_GetSize(IWICBitmapScaler *iface,
     UINT *puiWidth, UINT *puiHeight)
 {
-    FIXME("(%p,%p,%p): stub\n", iface, puiWidth, puiHeight);
+    BitmapScaler *This = impl_from_IWICBitmapScaler(iface);
+    TRACE("(%p,%p,%p)\n", iface, puiWidth, puiHeight);
 
-    return E_NOTIMPL;
+    if (!puiWidth || !puiHeight)
+        return E_INVALIDARG;
+
+    if (!This->source)
+        return WINCODEC_ERR_WRONGSTATE;
+
+    *puiWidth = This->width;
+    *puiHeight = This->height;
+
+    return S_OK;
 }
 
 static HRESULT WINAPI BitmapScaler_GetPixelFormat(IWICBitmapScaler *iface,
-- 
1.7.9.5