From 984d9de828b81e551e6c4913a52e3ddbcb181753 Mon Sep 17 00:00:00 2001
From: Ziqing Hui <zhui@codeweavers.com>
Date: Sat, 29 May 2021 08:26:55 +0800
Subject: [PATCH] windowscodecs: Implement DdsFrameEncode_Initialize.

Signed-off-by: Ziqing Hui <zhui@codeweavers.com>
Signed-off-by: Esme Povirk <esme@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/windowscodecs/ddsformat.c | 23 +++++++++++++++++++++--
 1 file changed, 21 insertions(+), 2 deletions(-)

diff --git a/dlls/windowscodecs/ddsformat.c b/dlls/windowscodecs/ddsformat.c
index 6dd7a01ff42..eea5235faba 100644
--- a/dlls/windowscodecs/ddsformat.c
+++ b/dlls/windowscodecs/ddsformat.c
@@ -1573,8 +1573,27 @@ static ULONG WINAPI DdsFrameEncode_Release(IWICBitmapFrameEncode *iface)
 static HRESULT WINAPI DdsFrameEncode_Initialize(IWICBitmapFrameEncode *iface,
                                                 IPropertyBag2 *encoderOptions)
 {
-    FIXME("(%p,%p): stub\n", iface, encoderOptions);
-    return E_NOTIMPL;
+    DdsFrameEncode *This = impl_from_IWICBitmapFrameEncode(iface);
+    HRESULT hr;
+
+    TRACE("(%p,%p)\n", iface, encoderOptions);
+    if (encoderOptions) FIXME("encoder options are not supported for DDS.\n");
+
+    EnterCriticalSection(&This->parent->lock);
+
+    if (This->initialized)
+    {
+        hr = WINCODEC_ERR_WRONGSTATE;
+    }
+    else
+    {
+        This->initialized = TRUE;
+        hr = S_OK;
+    }
+
+    LeaveCriticalSection(&This->parent->lock);
+
+    return hr;
 }
 
 static HRESULT WINAPI DdsFrameEncode_SetSize(IWICBitmapFrameEncode *iface,