libs: sync vampimg with d2df-sdl

[d2df-editor.git] / src / lib / vampimg / ImagingUtility.pas

diff --git a/src/lib/vampimg/ImagingUtility.pas b/src/lib/vampimg/ImagingUtility.pas
index c137e1d1386823beaaeefdd0d2aec47e21d5c93e..1fb47dd66f3005112c7056073fa77f3788e6909f 100644 (file)
--- a/src/lib/vampimg/ImagingUtility.pas
+++ b/src/lib/vampimg/ImagingUtility.pas
@@ -1093,6 +1093,8 @@ begin
   Result := PByte(@W)^ = $FF;
 end;
 
+(* Vampimp wrongly use swaps for converting big-endian to little-endian anywhere *)
+{$IF DEFINED(FPC_LITTLE_ENDIAN)}
 function SwapEndianWord(Value: Word): Word;
 {$IF Defined(USE_ASM) and (not Defined(USE_INLINE))}
 asm
@@ -1170,6 +1172,27 @@ begin
   end;
 end;
 {$ENDIF}
+{$ELSEIF DEFINED(FPC_BIG_ENDIAN)}
+function SwapEndianWord(Value: Word): Word;
+begin
+  Result := Value
+end;
+
+procedure SwapEndianWord(P: PWordArray; Count: LongInt);
+begin
+end;
+
+function SwapEndianLongWord(Value: LongWord): LongWord;
+begin
+  Result := Value
+end;
+
+procedure SwapEndianLongWord(P: PLongWord; Count: LongInt);
+begin
+end;
+{$ELSE}
+  {$ERROR Unsupported endianness!}
+{$ENDIF}
 
 type
   TCrcTable = array[Byte] of LongWord;