Jacek Caban : gdi32: Use NtGdiGetDIBitsInternal for GetDIBits.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 011032164040ac36370249655addb300baec1b78
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=011032164040ac36370249655...

Author: Jacek Caban 
Date:   Tue Aug 31 13:18:35 2021 +0100

gdi32: Use NtGdiGetDIBitsInternal for GetDIBits.

Signed-off-by: Jacek Caban 
Signed-off-by: Huw Davies 
Signed-off-by: Alexandre Julliard

---

dlls/gdi32/dib.c     | 17 ++++-------------
 dlls/gdi32/objects.c |  9 +++++++++
 include/ntgdi.h      |  3 +++
 3 files changed, 16 insertions(+), 13 deletions(-)

diff --git a/dlls/gdi32/dib.c b/dlls/gdi32/dib.c
index 5a8d29ae5bf..976e6060955 100644
--- a/dlls/gdi32/dib.c
+++ b/dlls/gdi32/dib.c
@@ -1190,22 +1190,13 @@ BITMAPINFO *copy_packed_dib( const BITMAPINFO *src_info, UINT usage )
 }

/******************************************************************************
- * GetDIBits [GDI32.@]
+ *           NtGdiGetDIBitsInternal    (win32u.@)
  *
  * Retrieves bits of bitmap and copies to buffer.
- *
- * RETURNS
- *    Success: Number of scan lines copied from bitmap
- *    Failure: 0
  */
-INT WINAPI DECLSPEC_HOTPATCH GetDIBits(
-    HDC hdc,         /* [in]  Handle to device context */
-    HBITMAP hbitmap, /* [in]  Handle to bitmap */
-    UINT startscan,  /* [in]  First scan line to set in dest bitmap */
-    UINT lines,      /* [in]  Number of scan lines to copy */
-    LPVOID bits,       /* [out] Address of array for bitmap bits */
-    BITMAPINFO * info, /* [out] Address of structure with bitmap data */
-    UINT coloruse)   /* [in]  RGB or palette index */
+INT WINAPI NtGdiGetDIBitsInternal( HDC hdc, HBITMAP hbitmap, UINT startscan, UINT lines,
+                                   void *bits, BITMAPINFO *info, UINT coloruse,
+                                   UINT max_bits, UINT max_info )
 {
     DC * dc;
     BITMAPOBJ * bmp;
diff --git a/dlls/gdi32/objects.c b/dlls/gdi32/objects.c
index 58ac32ed576..03985737b51 100644
--- a/dlls/gdi32/objects.c
+++ b/dlls/gdi32/objects.c
@@ -724,6 +724,15 @@ UINT WINAPI GetSystemPaletteEntries( HDC hdc, UINT start, UINT count, PALETTEENT
     return 0;
 }

+/***********************************************************************
+ *           GetDIBits    (GDI32.@)
+ */
+INT WINAPI DECLSPEC_HOTPATCH GetDIBits( HDC hdc, HBITMAP hbitmap, UINT startscan, UINT lines,
+                                        void *bits, BITMAPINFO *info, UINT coloruse )
+{
+    return NtGdiGetDIBitsInternal( hdc, hbitmap, startscan, lines, bits, info, coloruse, 0, 0 );
+}
+
 /***********************************************************************
  *           GetDIBColorTable    (GDI32.@)
  */
diff --git a/include/ntgdi.h b/include/ntgdi.h
index 63f65e04794..fbe168a73bd 100644
--- a/include/ntgdi.h
+++ b/include/ntgdi.h
@@ -273,6 +273,9 @@ BOOL     WINAPI NtGdiGetCharWidthW( HDC hdc, UINT first_char, UINT last_char, WC
 BOOL     WINAPI NtGdiGetColorAdjustment( HDC hdc, COLORADJUSTMENT *ca );
 BOOL     WINAPI NtGdiGetDCDword( HDC hdc, UINT method, DWORD *result );
 BOOL     WINAPI NtGdiGetDCPoint( HDC hdc, UINT method, POINT *result );
+INT      WINAPI NtGdiGetDIBitsInternal( HDC hdc, HBITMAP hbitmap, UINT startscan, UINT lines,
+                                        void *bits, BITMAPINFO *info, UINT coloruse,
+                                        UINT max_bits, UINT max_info );
 INT      WINAPI NtGdiGetDeviceCaps( HDC hdc, INT cap );
 BOOL     WINAPI NtGdiGetDeviceGammaRamp( HDC hdc, void *ptr );
 DWORD    WINAPI NtGdiGetFontData( HDC hdc, DWORD table, DWORD offset, void *buffer, DWORD length );