Dmitry Timoshkov : windowscodecs: Fix IWICBitmapEncoder:: SetPalette for a not initialized case in TIFF encoder.

Alexandre Julliard julliard at winehq.org
Thu Sep 14 14:50:08 CDT 2017


Module: wine
Branch: master
Commit: 52672282b8957d25b4c05ac691ee826975e4f4cc
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=52672282b8957d25b4c05ac691ee826975e4f4cc

Author: Dmitry Timoshkov <dmitry at baikal.ru>
Date:   Wed Sep 13 15:12:42 2017 -0500

windowscodecs: Fix IWICBitmapEncoder::SetPalette for a not initialized case in TIFF encoder.

Signed-off-by: Vincent Povirk <vincent at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/windowscodecs/tiffformat.c | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/dlls/windowscodecs/tiffformat.c b/dlls/windowscodecs/tiffformat.c
index 0d6618b..a0eec53 100644
--- a/dlls/windowscodecs/tiffformat.c
+++ b/dlls/windowscodecs/tiffformat.c
@@ -1903,10 +1903,20 @@ static HRESULT WINAPI TiffEncoder_SetColorContexts(IWICBitmapEncoder *iface,
     return E_NOTIMPL;
 }
 
-static HRESULT WINAPI TiffEncoder_SetPalette(IWICBitmapEncoder *iface, IWICPalette *pIPalette)
+static HRESULT WINAPI TiffEncoder_SetPalette(IWICBitmapEncoder *iface, IWICPalette *palette)
 {
-    TRACE("(%p,%p)\n", iface, pIPalette);
-    return WINCODEC_ERR_UNSUPPORTEDOPERATION;
+    TiffEncoder *This = impl_from_IWICBitmapEncoder(iface);
+    HRESULT hr;
+
+    TRACE("(%p,%p)\n", iface, palette);
+
+    EnterCriticalSection(&This->lock);
+
+    hr = This->stream ? WINCODEC_ERR_UNSUPPORTEDOPERATION : WINCODEC_ERR_NOTINITIALIZED;
+
+    LeaveCriticalSection(&This->lock);
+
+    return hr;
 }
 
 static HRESULT WINAPI TiffEncoder_SetThumbnail(IWICBitmapEncoder *iface, IWICBitmapSource *pIThumbnail)




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