mirror of
https://github.com/moparisthebest/Simba
synced 2024-11-11 03:45:06 -05:00
Added several bitmap functions (Contrast, Brightness, Invert, Desaturate)
git-svn-id: http://www.villavu.com/repositories/merlijn/mufasa@133 3f818213-9676-44b0-a9b4-5e4c4e03d09d
This commit is contained in:
Raymond
parent
4a65a1ffb1
commit
030aac3748
@ -186,3 +186,44 @@ begin;
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Bmp[Bitmap].RotateBitmap(angle,Bmp[result]);
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end;
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end;
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function Desaturate(Bitmap : integer) : integer;
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begin;
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with CurrThread.Client.MBitmaps do
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begin;
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result := CreateBMP(0,0);
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Bmp[Bitmap].Desaturate(Bmp[result]);
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end;
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end;
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procedure InvertBitmap(Bitmap : integer);
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begin;
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CurrThread.Client.MBitmaps.Bmp[Bitmap].Invert;
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end;
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function CopyBitmap(Bitmap : integer) : integer;
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begin;
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result := Currthread.Client.MBitmaps.CopyBMP(bitmap);
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end;
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function GreyScaleBitmap(Bitmap : integer) : integer;
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begin;
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with CurrThread.Client.MBitmaps do
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begin;
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result := CreateBMP(0,0);
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Bmp[Bitmap].GreyScale(Bmp[result]);
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end;
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end;
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function BrightnessBitmap(Bitmap,br : integer) : integer;
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begin;
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with CurrThread.Client.MBitmaps do
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begin;
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result := CreateBMP(0,0);
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Bmp[Bitmap].Brightness(Bmp[result],br);
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end;
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end;
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function ContrastBitmap(bitmap : integer; co : extended) : integer;
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begin;
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with CurrThread.Client.MBitmaps do
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begin;
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result := CreateBMP(0,0);
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Bmp[Bitmap].Contrast(Bmp[result],co);
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end;
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end;
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@ -106,4 +106,10 @@ Sender.AddFunction(@FindBitmapSpiral,'function FindBitmapSpiral(bitmap: Integer;
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Sender.AddFunction(@FindBitmapsSpiralTolerance,'function FindBitmapsSpiralTolerance(bitmap: integer; x, y: Integer; var Points : TPointArray; xs, ys, xe, ye,tolerance: Integer): Boolean;');
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Sender.AddFunction(@FindBitmapSpiralTolerance,'function FindBitmapSpiralTolerance(bitmap: integer; var x, y: Integer; xs, ys, xe, ye,tolerance : integer): Boolean;');
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Sender.AddFunction(@RotateBitmap,'function RotateBitmap(bitmap: Integer; angle: Extended): Integer;');
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Sender.AddFunction(@Desaturate,'function DesaturateBitmap(Bitmap : integer) : integer;');
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sender.AddFunction(@InvertBitmap,'procedure InvertBitmap(Bitmap : integer);');
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Sender.AddFunction(@CopyBitmap,'function CopyBitmap(Bitmap: integer) : integer)');
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Sender.AddFunction(@GreyScaleBitmap,'function GreyScaleBitmap(bitmap : integer) : integer');
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Sender.AddFunction(@BrightnessBitmap,'function BrightnessBitmap(Bitmap,br : integer) : integer;');
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Sender.AddFunction(@ContrastBitmap,'function ContrastBitmap(bitmap : integer; co : extended) : integer;');
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@ -60,6 +60,15 @@ type
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procedure FastReplaceColor(OldColor, NewColor: TColor);
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procedure CopyClientToBitmap(MWindow : TMWindow; xs, ys, xe, ye: Integer);
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procedure RotateBitmap(angle: Extended;TargetBitmap : TMufasaBitmap );
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procedure Desaturate;overload;
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procedure Desaturate(TargetBitmap : TMufasaBitmap); overload;
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procedure GreyScale(TargetBitmap : TMufasaBitmap);overload;
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procedure GreyScale;
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procedure Brightness(br: integer);overload;
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procedure Brightness(TargetBitmap : TMufasaBitmap; br : integer); overload;
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procedure Contrast(co: Extended);overload;
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procedure Contrast(TargetBitmap : TMufasaBitmap; co : Extended);overload;
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procedure Invert;
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constructor Create;
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destructor Destroy;override;
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end;
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@ -76,6 +85,7 @@ type
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function GetBMP(Index : integer) : TMufasaBitmap;
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property Bmp[Index : integer]: TMufasaBitmap read GetBMP;
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function CreateBMP(w, h: integer): Integer;
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function CopyBMP( Bitmap : integer) : Integer;
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function CreateMirroredBitmap(bitmap: Integer; MirrorStyle : TBmpMirrorStyle): Integer;
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function CreateBMPFromFile(const Path : string) : integer;
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function CreateBMPFromString(width,height : integer; Data : string) : integer;overload;
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@ -89,7 +99,8 @@ type
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implementation
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uses
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Windowutil,paszlib,DCPbase64,mmath,math;
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Windowutil,paszlib,DCPbase64,mmath,math,
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colour_conv;
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function Min(a,b:integer) : integer;
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begin
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@ -134,6 +145,17 @@ begin
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BmpArray[Result].Index:= Result;
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end;
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function TMBitmaps.CopyBMP(Bitmap: integer): Integer;
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var
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InputBMP : TMufasaBitmap;
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OutputBMP : TMUfasaBitmap;
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begin
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InputBMP := GetBMP(Bitmap);
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Result := CreateBMP(InputBmp.w,InputBMP.h);
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OutputBMP := GetBMP(Result);
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Move(InputBMP.FData[0],OutPutBMP.FData[0],InputBMP.w * InputBMP.h * SizeOf(TRGB32));
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end;
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function TMBitmaps.CreateMirroredBitmap(bitmap: Integer;
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MirrorStyle: TBmpMirrorStyle): Integer;
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var
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@ -516,11 +538,181 @@ begin
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if not ((Oldx <0) or (Oldx >= w) or (Oldy < 0) or (Oldy >= h)) then
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TargetBitmap.FData[ y * NewW + x] := Self.FData[OldY * W + OldX];
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end;
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end;
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//NewX = Round(MiddlePoint.x + CosAngle * (x-MiddlePoint.x) - SinAngle * (y-MiddlePoint.y)) - MinX;
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//NewY = Round(MiddlePoint.y + SinAngle * (x-MiddlePoint.x) + CosAngle * (y-MiddlePoint.y)) - MinY;
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// Writeln(Format('(%d,%d) becomes (%d,%d)',[x,y,Round(MiddlePoint.x + CosAngle * (x-MiddlePoint.x) - SinAngle * (y-MiddlePoint.y)) - MinX,
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// Round(MiddlePoint.y + SinAngle * (x-MiddlePoint.x) + CosAngle * (y-MiddlePoint.y))]));
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procedure TMufasaBitmap.Desaturate;
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var
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I : integer;
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He,Se,Le : extended;
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Ptr : PRGB32;
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begin
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Ptr := FData;
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for i := (h*w-1) downto 0 do
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begin;
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RGBToHSL(Ptr^.R,Ptr^.G,Ptr^.B,He,Se,Le);
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HSLtoRGB(He,0.0,Le,Ptr^.R,Ptr^.G,Ptr^.B);
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inc(ptr);
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end;
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end;
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procedure TMufasaBitmap.Desaturate(TargetBitmap: TMufasaBitmap);
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var
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I : integer;
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He,Se,Le : extended;
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PtrOld,PtrNew : PRGB32;
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begin
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TargetBitmap.SetSize(w,h);
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PtrOld := Self.FData;
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PtrNew := TargetBitmap.FData;
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for i := (h*w-1) downto 0 do
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begin;
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RGBToHSL(PtrOld^.R,PtrOld^.G,PtrOld^.B,He,Se,Le);
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HSLtoRGB(He,0.0,Le,PtrNew^.R,PtrNew^.G,PtrNew^.B);
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inc(ptrOld);
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inc(PtrNew);
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end;
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end;
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procedure TMufasaBitmap.GreyScale(TargetBitmap: TMufasaBitmap);
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var
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I : integer;
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Lum : byte;
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PtrOld,PtrNew : PRGB32;
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begin
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TargetBitmap.SetSize(w,h);
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PtrOld := Self.FData;
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PtrNew := TargetBitmap.FData;
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for i := (h*w-1) downto 0 do
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begin;
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Lum := Round(PtrOld^.r * 0.3 + PtrOld^.g * 0.59 + PtrOld^.b * 0.11);
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PtrNew^.r := Lum;
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PtrNew^.g := Lum;
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PtrNew^.b := Lum;
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inc(ptrOld);
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inc(PtrNew);
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end;
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end;
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procedure TMufasaBitmap.GreyScale;
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var
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I : integer;
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Lum : Byte;
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Ptr: PRGB32;
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begin
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Ptr := Self.FData;
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for i := (h*w-1) downto 0 do
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begin;
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Lum := Round(Ptr^.r * 0.3 + Ptr^.g * 0.59 + Ptr^.b * 0.11);
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Ptr^.r := Lum;
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Ptr^.g := Lum;
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Ptr^.b := Lum;
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inc(ptr);
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end;
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end;
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function BrigthnessAdjust(Col: byte; br : integer): byte;inline;
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var
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temp : integer;
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begin;
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Temp := Col + Br;
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if temp < 0 then
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temp := 0
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else if temp > 255 then
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temp := 255;
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result := temp;
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end;
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procedure TMufasaBitmap.Brightness(br: integer);
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var
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I : integer;
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Ptr: PRGB32;
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begin
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Ptr := Self.FData;
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for i := (h*w-1) downto 0 do
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begin;
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Ptr^.r := BrigthnessAdjust(Ptr^.r,br);
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Ptr^.g := BrigthnessAdjust(Ptr^.g,br);
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Ptr^.b := BrigthnessAdjust(Ptr^.b,br);
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inc(ptr);
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end;
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end;
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procedure TMufasaBitmap.Brightness(TargetBitmap: TMufasaBitmap; br: integer);
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var
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I : integer;
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PtrOld,PtrNew : PRGB32;
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begin
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TargetBitmap.SetSize(w,h);
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PtrOld := Self.FData;
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PtrNew := TargetBitmap.FData;
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for i := (h*w-1) downto 0 do
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begin;
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PtrNew^.r := BrigthnessAdjust(PtrOld^.r,br);
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PtrNew^.g := BrigthnessAdjust(PtrOld^.g,br);
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PtrNew^.b := BrigthnessAdjust(PtrOld^.b,br);
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inc(ptrOld);
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inc(PtrNew);
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end;
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end;
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const
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Grey = 128;
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function ContrastAdjust(Col: byte; co : extended): byte;inline;
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var
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temp : integer;
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begin;
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Temp := floor((col - Grey) * co) + grey;
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if temp < 0 then
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temp := 0
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else if temp > 255 then
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temp := 255;
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result := temp;
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end;
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procedure TMufasaBitmap.Contrast(co: Extended);
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var
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I : integer;
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Ptr: PRGB32;
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begin
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Ptr := Self.FData;
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for i := (h*w-1) downto 0 do
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begin;
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Ptr^.r := ContrastAdjust(Ptr^.r,co);
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Ptr^.g := ContrastAdjust(Ptr^.g,co);
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Ptr^.b := ContrastAdjust(Ptr^.b,co);
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inc(ptr);
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end;
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end;
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procedure TMufasaBitmap.Contrast(TargetBitmap: TMufasaBitmap; co: Extended);
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var
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I : integer;
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PtrOld,PtrNew : PRGB32;
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begin
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TargetBitmap.SetSize(w,h);
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PtrOld := Self.FData;
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PtrNew := TargetBitmap.FData;
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for i := (h*w-1) downto 0 do
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begin;
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PtrNew^.r := ContrastAdjust(PtrOld^.r,co);
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PtrNew^.g := ContrastAdjust(PtrOld^.g,co);
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PtrNew^.b := ContrastAdjust(PtrOld^.b,co);
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inc(ptrOld);
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inc(PtrNew);
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end;
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end;
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procedure TMufasaBitmap.Invert;
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var
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Ptr : PRGB32;
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i : integer;
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begin
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ptr := Self.FData;
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for i := (h*w-1) downto 0 do
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begin;
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Self.FData[i].r := not Self.FData[i].r;
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Self.FData[i].g := not Self.FData[i].g;
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Self.Fdata[i].b := not Self.FData[i].b;
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end;
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end;
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constructor TMBitmaps.Create(Owner: TObject);
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@ -40,7 +40,8 @@ Procedure ColorToRGB(Color : integer;var r,g,b : integer); overload; inline;
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Procedure RGBToXYZ(R,G,B : integer;var x,y,z : Extended); inline;
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Procedure XYZToRGB(X,Y,Z : Extended;var R,G,B: integer); inline;
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Procedure RGBToHSL(RR,GG,BB : integer;var H,S,L : Extended); inline;
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Procedure HSLtoRGB(H,S,L : extended;var R,G,B : Integer); inline;
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Procedure HSLtoRGB(H,S,L : extended;var R,G,B : Byte); inline;overload;
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Procedure HSLtoRGB(H,S,L : extended;var R,G,B : Integer); inline;overload;
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Procedure ColorToHSL(Col: Integer; var h, s, l: Extended); inline;
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implementation
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@ -201,6 +202,49 @@ end;
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Red (R), Green (G) and Blue (B) components.
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/\}
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procedure HSLtoRGB(H, S, L: extended; var R, G, B: Byte); inline; overload;
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var
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Temp,Temp2 : Extended;
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//begin
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Function Hue2RGB(TempHue : Extended) : integer;
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begin;
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if TempHue < 0 then
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TempHue := TempHue + 1
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else if TempHue > 1 then
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TempHue := TempHue - 1;
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if ( ( 6 * TempHue ) < 1 ) then
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Result :=Round(255 * (( Temp + ( Temp2 - Temp ) * 6 * TempHue )))
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else if ( ( 2 * TempHue ) < 1 ) then
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Result :=Round(255 * Temp2)
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else if ( ( 3 * TempHue ) < 2 ) then
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Result :=Round(255 * (Temp + ( Temp2 - Temp ) * ( ( TwoDivThree ) - TempHue ) * 6))
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else
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Result :=Round(255 * Temp);
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end;
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begin;
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H := H / 100;
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S := S / 100;
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L := L / 100;
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if s = 0 then
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begin;
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R := Byte(Round(L * 255));
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G := R;
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B := R;
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end else
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begin;
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if (L < 0.5) then
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Temp2 := L * ( 1 + S )
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else
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Temp2 := (L + S) - ( S * L);
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Temp := 2 * L - Temp2;
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R := Hue2RGB( H + ( OneDivThree ) );
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G := Hue2RGB( H );
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B := Hue2RGB( H - ( OneDivThree ) );
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end;
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end;
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Procedure HSLtoRGB(H,S,L : extended;var R,G,B : Integer); inline;
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var
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Temp,Temp2 : Extended;
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