Shaun Ren : ir50_32: Implement IV50_DecompressGetFormat.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: e8cfcbb2f4d4cd04e3ea77979214c4fccf503c92
URL:    https://gitlab.winehq.org/wine/wine/-/commit/e8cfcbb2f4d4cd04e3ea77979214c4f...

Author: Shaun Ren 
Date:   Wed Feb  1 01:42:13 2023 -0500

ir50_32: Implement IV50_DecompressGetFormat.

---

dlls/ir50_32/ir50.c | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/dlls/ir50_32/ir50.c b/dlls/ir50_32/ir50.c
index 92e4c8a49be..7e494d50761 100644
--- a/dlls/ir50_32/ir50.c
+++ b/dlls/ir50_32/ir50.c
@@ -97,8 +97,28 @@ IV50_DecompressQuery( LPBITMAPINFO in, LPBITMAPINFO out )
 static LRESULT
 IV50_DecompressGetFormat( LPBITMAPINFO in, LPBITMAPINFO out )
 {
-    FIXME("ICM_DECOMPRESS_GETFORMAT %p %p\n", in, out);
-    return ICERR_UNSUPPORTED;
+    DWORD size;
+
+    TRACE("ICM_DECOMPRESS_GETFORMAT %p %p\n", in, out);
+
+    if ( !in )
+        return ICERR_BADPARAM;
+
+    if ( in->bmiHeader.biCompression != IV50_MAGIC )
+        return ICERR_BADFORMAT;
+
+    size = in->bmiHeader.biSize;
+    if ( out )
+    {
+        memcpy( out, in, size );
+        out->bmiHeader.biHeight = abs(in->bmiHeader.biHeight);
+        out->bmiHeader.biCompression = BI_RGB;
+        out->bmiHeader.biBitCount = 32;
+        out->bmiHeader.biSizeImage = out->bmiHeader.biWidth * out->bmiHeader.biHeight * 4;
+        return ICERR_OK;
+    }
+
+    return size;
 }

static LRESULT IV50_DecompressBegin( IMFTransform *decoder, LPBITMAPINFO in, LPBITMAPINFO out )