version 2.05:
64/48/32-bit depth support many other changes
This commit is contained in:
zueuk
@ -3,7 +3,12 @@ unit ImageMaker;
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interface
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uses
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Windows, Graphics, ControlPoint, Render;
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Windows, Graphics, ControlPoint, RenderTypes;
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type TPalette = record
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logpal : TLogPalette;
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colors: array[0..255] of TPaletteEntry;
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end;
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type
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TImageMaker = class
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@ -14,14 +19,27 @@ type
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FBitmap: TBitmap;
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FAlphaBitmap: TBitmap;
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AlphaPalette: TPalette;
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FTransparentImage: TBitmap;
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Fcp: Tcontrolpoint;
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FCP: TControlPoint;
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FBucketHeight: integer;
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FBucketWidth: integer;
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FBuckets: TBucketArray;
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FBuckets64: TBucket64Array;
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FBuckets48: TBucket48Array;
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FBuckets32: TBucket32Array;
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FBuckets32f: TBucket32fArray;
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FOnProgress: TOnProgress;
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MaxA: int64; // for reuse in following slices
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FGetBucket: function(x, y: integer): TBucket64 of object;
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function GetBucket64(x, y: integer): TBucket64;
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function GetBucket48(x, y: integer): TBucket64;
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function GetBucket32(x, y: integer): TBucket64;
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function GetBucket32f(x, y: integer): TBucket64;
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function SafeGetBucket(x, y: integer): TBucket64;
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procedure CreateFilter;
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procedure NormalizeFilter;
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@ -31,27 +49,26 @@ type
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function GetTransparentImage: TBitmap;
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procedure CreateImage_MB(YOffset: integer = 0);
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procedure CreateImage_Flame3(YOffset: integer = 0);
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public
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constructor Create;
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destructor Destroy; override;
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function GetImage: TBitmap;
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procedure SetCP(CP: TControlPoint);
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procedure Init;
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procedure SetBucketData(const Buckets: TBucketArray; const BucketWidth: integer);
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procedure SetBucketData(const Buckets: pointer; BucketWidth, BucketHeight: integer; bits: integer);
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function GetFilterSize: Integer;
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procedure CreateImage(YOffset: integer = 0);
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procedure SaveImage(const FileName: String);
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procedure SaveImage(FileName: String);
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procedure GetBucketStats(var Stats: TBucketStats);
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property OnProgress: TOnProgress
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read FOnProgress
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write SetOnProgress;
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property MaxCount: int64 read MaxA;
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end;
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implementation
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@ -75,6 +92,21 @@ type
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PRGBArray = ^TRGBArray;
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TRGBArray = array[0..0] of TRGB;
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///////////////////////////////////////////////////////////////////////////////
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constructor TImageMaker.Create;
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var
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i: integer;
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begin
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AlphaPalette.logpal.palVersion := $300;
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AlphaPalette.logpal.palNumEntries := 256;
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for i := 0 to 255 do
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with AlphaPalette.logpal.palPalEntry[i] do begin
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peRed := i;
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peGreen := i;
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peBlue := i;
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end;
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end;
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///////////////////////////////////////////////////////////////////////////////
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destructor TImageMaker.Destroy;
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begin
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@ -177,10 +209,23 @@ begin
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end;
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///////////////////////////////////////////////////////////////////////////////
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procedure TImageMaker.SetBucketData(const Buckets: TBucketArray; const BucketWidth: integer);
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procedure TImageMaker.SetBucketData(const Buckets: pointer; BucketWidth, BucketHeight: integer; bits: integer);
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begin
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FBuckets := Buckets;
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FBuckets64 := TBucket64Array(Buckets);
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FBuckets48 := TBucket48Array(Buckets);
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FBuckets32f := TBucket32fArray(Buckets);
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FBuckets32 := TBucket32Array(Buckets);
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FBucketWidth := BucketWidth;
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FBucketHeight := BucketHeight;
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case bits of
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BITS_32: FGetBucket := GetBucket32;
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BITS_32f: FGetBucket := GetBucket32f;
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BITS_48: FGetBucket := GetBucket48;
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BITS_64: FGetBucket := GetBucket64;
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else assert(false);
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end;
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end;
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///////////////////////////////////////////////////////////////////////////////
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@ -197,25 +242,13 @@ end;
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///////////////////////////////////////////////////////////////////////////////
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procedure TImageMaker.CreateImage(YOffset: integer);
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begin
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Case PNGTransparency of
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0,1:
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CreateImage_Flame3(YOffset);
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2:
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CreateImage_MB(YOffset);
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else
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Exception.CreateFmt('Unexpected value of PNGTransparency [%d]', [PNGTransparency]);
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end;
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end;
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///////////////////////////////////////////////////////////////////////////////
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procedure TImageMaker.CreateImage_Flame3(YOffset: integer);
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var
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gamma: double;
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i, j: integer;
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alpha: double;
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ai, ri, gi, bi: Integer;
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bgtot: TRGB;
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ri, gi, bi: Integer;
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ai, ia: integer;
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bgtot, zero_BG: TRGB;
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ls: double;
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ii, jj: integer;
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fp: array[0..3] of double;
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@ -223,14 +256,19 @@ var
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AlphaRow: PbyteArray;
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vib, notvib: Integer;
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bgi: array[0..2] of Integer;
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bucketpos: Integer;
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// bucketpos: Integer;
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filterValue: double;
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filterpos: Integer;
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// filterpos: Integer;
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lsa: array[0..1024] of double;
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sample_density: double;
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sample_density: extended;
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gutter_width: integer;
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k1, k2: double;
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area: double;
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GetBucket: function(x, y: integer): TBucket64 of object;
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bucket: TBucket64;
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bx, by: integer;
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label zero_alpha;
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begin
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if fcp.gamma = 0 then
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gamma := fcp.gamma
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@ -245,181 +283,21 @@ begin
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bgtot.red := bgi[0];
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bgtot.green := bgi[1];
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bgtot.blue := bgi[2];
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zero_BG.red := 0;
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zero_BG.green := 0;
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zero_BG.blue := 0;
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gutter_width := FBucketwidth - FOversample * fcp.Width;
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// gutter_width := 2 * ((25 - Foversample) div 2);
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FBitmap.PixelFormat := pf24bit;
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sample_density := fcp.sample_density * power(2, fcp.zoom) * power(2, fcp.zoom);
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k1 := (fcp.Contrast * BRIGHT_ADJUST * fcp.brightness * 268 * PREFILTER_WHITE) / 256.0;
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area := FBitmap.Width * FBitmap.Height / (fcp.ppux * fcp.ppuy);
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k2 := (FOversample * FOversample) / (fcp.Contrast * area * fcp.White_level * sample_density);
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lsa[0] := 0;
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for i := 1 to 1024 do begin
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lsa[i] := (k1 * log10(1 + fcp.White_level * i * k2)) / (fcp.White_level * i);
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end;
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ls := 0;
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ai := 0;
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bucketpos := 0;
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for i := 0 to fcp.Height - 1 do begin
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// if FStop then
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// Break;
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Progress(i / fcp.Height);
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AlphaRow := PByteArray(FAlphaBitmap.scanline[YOffset + i]);
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Row := PRGBArray(FBitmap.scanline[YOffset + i]);
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for j := 0 to fcp.Width - 1 do begin
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if FFilterSize > 1 then begin
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fp[0] := 0;
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fp[1] := 0;
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fp[2] := 0;
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fp[3] := 0;
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for ii := 0 to FFilterSize - 1 do begin
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for jj := 0 to FFilterSize - 1 do begin
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filterValue := FFilter[ii, jj];
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filterpos := bucketpos + ii * FBucketWidth + jj;
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ls := lsa[Min(1023, FBuckets[filterpos].Count)];
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fp[0] := fp[0] + filterValue * ls * FBuckets[filterpos].Red;
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fp[1] := fp[1] + filterValue * ls * FBuckets[filterpos].Green;
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fp[2] := fp[2] + filterValue * ls * FBuckets[filterpos].Blue;
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fp[3] := fp[3] + filterValue * ls * FBuckets[filterpos].Count;
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end;
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end;
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fp[0] := fp[0] / PREFILTER_WHITE;
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fp[1] := fp[1] / PREFILTER_WHITE;
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fp[2] := fp[2] / PREFILTER_WHITE;
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fp[3] := fcp.white_level * fp[3] / PREFILTER_WHITE;
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end else begin
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ls := lsa[Min(1023, FBuckets[bucketpos].count)] / PREFILTER_WHITE;
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fp[0] := ls * FBuckets[bucketpos].Red;
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fp[1] := ls * FBuckets[bucketpos].Green;
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fp[2] := ls * FBuckets[bucketpos].Blue;
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fp[3] := ls * FBuckets[bucketpos].Count * fcp.white_level;
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end;
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Inc(bucketpos, FOversample);
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if (fp[3] > 0.0) then begin
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alpha := power(fp[3], gamma);
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ls := vib * alpha / fp[3];
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ai := round(alpha * 256);
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if (ai < 0) then
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ai := 0
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else if (ai > 255) then
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ai := 255;
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ai := 255 - ai;
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end else begin
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// no intensity so simply set the BG;
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Row[j] := bgtot;
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AlphaRow[j] := 0;
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continue;
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end;
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if (notvib > 0) then
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ri := Round(ls * fp[0] + notvib * power(fp[0], gamma))
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else
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ri := Round(ls * fp[0]);
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ri := ri + (ai * bgi[0]) shr 8;
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if (ri < 0) then
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ri := 0
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else if (ri > 255) then
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ri := 255;
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if (notvib > 0) then
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gi := Round(ls * fp[1] + notvib * power(fp[1], gamma))
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else
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gi := Round(ls * fp[1]);
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gi := gi + (ai * bgi[1]) shr 8;
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if (gi < 0) then
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gi := 0
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else if (gi > 255) then
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gi := 255;
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if (notvib > 0) then
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bi := Round(ls * fp[2] + notvib * power(fp[2], gamma))
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else
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bi := Round(ls * fp[2]);
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bi := bi + (ai * bgi[2]) shr 8;
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if (bi < 0) then
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bi := 0
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else if (bi > 255) then
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bi := 255;
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Row[j].red := ri;
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Row[j].green := gi;
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Row[j].blue := bi;
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AlphaRow[j] := 255 - ai;
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end;
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Inc(bucketpos, gutter_width);
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Inc(bucketpos, (FOversample - 1) * FBucketWidth);
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end;
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FBitmap.PixelFormat := pf24bit;
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Progress(1);
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end;
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///////////////////////////////////////////////////////////////////////////////
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// michael baranov transparancy code from flamesong
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procedure TImageMaker.CreateImage_MB(YOffset: integer);
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var
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gamma: double;
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i, j: integer;
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alpha: double;
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ai, ri, gi, bi: Integer;
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bgtot: TRGB;
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ls: double;
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ii, jj: integer;
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fp: array[0..3] of double;
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Row: PRGBArray;
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AlphaRow: PbyteArray;
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vib, notvib: Integer;
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bgi: array[0..2] of Integer;
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bucketpos: Integer;
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filterValue: double;
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filterpos: Integer;
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lsa: array[0..1024] of double;
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sample_density: double;
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gutter_width: integer;
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k1, k2: double;
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area: double;
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ACount: double;
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RCount: double;
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GCount: double;
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BCount: double;
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offsetLow: double;
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offsetHigh: double;
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densLow: double;
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densHigh: double;
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divisor: double;
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begin
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if fcp.gamma = 0 then
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gamma := fcp.gamma
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if(FFilterSize <= gutter_width div 2) then // filter too big when 'post-processing' ?
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GetBucket := FGetBucket
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else
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gamma := 1 / (2* fcp.gamma);
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vib := round(fcp.vibrancy * 256.0);
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notvib := 256 - vib;
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GetBucket := SafeGetBucket;
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bgi[0] := round(fcp.background[0]);
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bgi[1] := round(fcp.background[1]);
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bgi[2] := round(fcp.background[2]);
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bgtot.red := bgi[0];
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bgtot.green := bgi[1];
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bgtot.blue := bgi[2];
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FBitmap.PixelFormat := pf24bit;
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gutter_width := FBucketwidth - FOversample * fcp.Width;
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sample_density := fcp.sample_density * power(2, fcp.zoom) * power(2, fcp.zoom);
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sample_density := fcp.actual_density * sqr( power(2, fcp.zoom) );
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if sample_density = 0 then sample_density := 0.001;
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k1 := (fcp.Contrast * BRIGHT_ADJUST * fcp.brightness * 268 * PREFILTER_WHITE) / 256.0;
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area := FBitmap.Width * FBitmap.Height / (fcp.ppux * fcp.ppuy);
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k2 := (FOversample * FOversample) / (fcp.Contrast * area * fcp.White_level * sample_density);
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@ -429,34 +307,14 @@ begin
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lsa[i] := (k1 * log10(1 + fcp.White_level * i * k2)) / (fcp.White_level * i);
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end;
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// only do this for the first slice
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// TODO: should be nicer always using a image wide value
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if YOffset = 0 then begin
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MaxA := 0;
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bucketpos := 0;
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for i := 0 to fcp.Height - 1 do begin
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for j := 0 to fcp.Width - 1 do begin
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MaxA := Max(MaxA, FBuckets[bucketpos].Count);
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Inc(bucketpos, FOversample);
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end;
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Inc(bucketpos, gutter_width);
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Inc(bucketpos, (FOversample - 1) * FBucketWidth);
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end;
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end;
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offsetLow := 0;
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offsetHigh := 0.02;
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densLow := MaxA * offsetLow;
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densHigh := MaxA * offsetHigh;
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divisor := power(MaxA * (1 - offsethigh), Gamma);
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ls := 0;
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ai := 0;
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bucketpos := 0;
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//bucketpos := 0;
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by := 0;
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for i := 0 to fcp.Height - 1 do begin
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// if FStop then
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// Break;
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bx := 0;
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Progress(i / fcp.Height);
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AlphaRow := PByteArray(FAlphaBitmap.scanline[YOffset + i]);
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Row := PRGBArray(FBitmap.scanline[YOffset + i]);
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@ -466,23 +324,18 @@ begin
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fp[1] := 0;
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fp[2] := 0;
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fp[3] := 0;
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ACount := 0;
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for ii := 0 to FFilterSize - 1 do begin
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for jj := 0 to FFilterSize - 1 do begin
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filterValue := FFilter[ii, jj];
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filterpos := bucketpos + ii * FBucketWidth + jj;
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ls := lsa[Min(1023, FBuckets[filterpos].Count)];
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bucket := GetBucket(bx + jj, by + ii);
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ls := lsa[Min(1023, bucket.Count)];
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fp[0] := fp[0] + filterValue * ls * FBuckets[filterpos].Red;
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fp[1] := fp[1] + filterValue * ls * FBuckets[filterpos].Green;
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fp[2] := fp[2] + filterValue * ls * FBuckets[filterpos].Blue;
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fp[3] := fp[3] + filterValue * ls * FBuckets[filterpos].Count;
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ACount := ACount + filterValue * FBuckets[filterpos].Count;
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// RCount := RCount + filterValue * FBuckets[bucketpos].Red;
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// GCount := GCount + filterValue * FBuckets[bucketpos].Green;
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// BCount := BCount + filterValue * FBuckets[bucketpos].Blue;
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fp[0] := fp[0] + filterValue * ls * bucket.Red;
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fp[1] := fp[1] + filterValue * ls * bucket.Green;
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fp[2] := fp[2] + filterValue * ls * bucket.Blue;
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fp[3] := fp[3] + filterValue * ls * bucket.Count;
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end;
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end;
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@ -491,119 +344,136 @@ begin
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fp[2] := fp[2] / PREFILTER_WHITE;
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fp[3] := fcp.white_level * fp[3] / PREFILTER_WHITE;
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end else begin
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ls := lsa[Min(1023, FBuckets[bucketpos].count)] / PREFILTER_WHITE;
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bucket := GetBucket(bx, by);
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ls := lsa[Min(1023, bucket.count)] / PREFILTER_WHITE;
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fp[0] := ls * FBuckets[bucketpos].Red;
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fp[1] := ls * FBuckets[bucketpos].Green;
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fp[2] := ls * FBuckets[bucketpos].Blue;
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fp[3] := ls * FBuckets[bucketpos].Count * fcp.white_level;
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ACount := FBuckets[bucketpos].Count;
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RCount := FBuckets[bucketpos].Red;
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GCount := FBuckets[bucketpos].Green;
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BCount := FBuckets[bucketpos].Blue;
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fp[0] := ls * bucket.Red;
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fp[1] := ls * bucket.Green;
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fp[2] := ls * bucket.Blue;
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fp[3] := ls * bucket.Count * fcp.white_level;
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end;
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Inc(bucketpos, FOversample);
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Inc(bx, FOversample);
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if (fp[3] > 0.0) then begin
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if(divisor > 1E-12) then
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alpha := power(ACount - densLow, Gamma) / divisor
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else
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alpha := 1;
|
||||
if fcp.Transparency then begin // -------------------------- Transparency
|
||||
if (fp[3] > 0.0) then begin
|
||||
alpha := power(fp[3], gamma);
|
||||
ls := vib * alpha / fp[3];
|
||||
ai := round(alpha * 256);
|
||||
if (ai <= 0) then goto zero_alpha // ignore all if alpha = 0
|
||||
else if (ai > 255) then ai := 255;
|
||||
//ia := 255 - ai;
|
||||
end
|
||||
else begin
|
||||
zero_alpha:
|
||||
Row[j] := zero_BG;
|
||||
AlphaRow[j] := 0;
|
||||
continue;
|
||||
end;
|
||||
|
||||
// ls := vib * alpha;
|
||||
ls := vib * power(fp[3], gamma) / fp[3];
|
||||
ai := round(alpha * 256);
|
||||
if (ai < 0) then
|
||||
ai := 0
|
||||
else if (ai > 255) then
|
||||
ai := 255;
|
||||
ai := 255 - ai;
|
||||
end else begin
|
||||
// no intensity so simply set the BG;
|
||||
Row[j] := bgtot;
|
||||
AlphaRow[j] := 0;
|
||||
continue;
|
||||
end;
|
||||
if (notvib > 0) then begin
|
||||
ri := Round(ls * fp[0] + notvib * power(fp[0], gamma));
|
||||
gi := Round(ls * fp[1] + notvib * power(fp[1], gamma));
|
||||
bi := Round(ls * fp[2] + notvib * power(fp[2], gamma));
|
||||
end
|
||||
else begin
|
||||
ri := Round(ls * fp[0]);
|
||||
gi := Round(ls * fp[1]);
|
||||
bi := Round(ls * fp[2]);
|
||||
end;
|
||||
|
||||
if (notvib > 0) then
|
||||
ri := Round(ls * fp[0] + notvib * power(fp[0], gamma))
|
||||
else
|
||||
ri := Round(ls * fp[0]);
|
||||
ri := ri + (ai * bgi[0]) shr 8;
|
||||
if (ri < 0) then
|
||||
ri := 0
|
||||
else if (ri > 255) then
|
||||
ri := 255;
|
||||
// ignoring BG color in transparent renders...
|
||||
|
||||
if (notvib > 0) then
|
||||
gi := Round(ls * fp[1] + notvib * power(fp[1], gamma))
|
||||
else
|
||||
gi := Round(ls * fp[1]);
|
||||
gi := gi + (ai * bgi[1]) shr 8;
|
||||
if (gi < 0) then
|
||||
gi := 0
|
||||
else if (gi > 255) then
|
||||
gi := 255;
|
||||
ri := (ri * 255) div ai; // ai > 0 !
|
||||
if (ri < 0) then ri := 0
|
||||
else if (ri > 255) then ri := 255;
|
||||
|
||||
if (notvib > 0) then
|
||||
bi := Round(ls * fp[2] + notvib * power(fp[2], gamma))
|
||||
else
|
||||
bi := Round(ls * fp[2]);
|
||||
bi := bi + (ai * bgi[2]) shr 8;
|
||||
if (bi < 0) then
|
||||
bi := 0
|
||||
else if (bi > 255) then
|
||||
bi := 255;
|
||||
(*
|
||||
gi := (gi * 255) div ai;
|
||||
if (gi < 0) then gi := 0
|
||||
else if (gi > 255) then gi := 255;
|
||||
|
||||
ri := Round(RCount/ACount) + (ai * bgi[0]) shr 8;
|
||||
if (ri < 0) then
|
||||
ri := 0
|
||||
else if (ri > 255) then
|
||||
ri := 255;
|
||||
bi := (bi * 255) div ai;
|
||||
if (bi < 0) then bi := 0
|
||||
else if (bi > 255) then bi := 255;
|
||||
|
||||
gi := Round(GCount/ACount) + (ai * bgi[1]) shr 8;
|
||||
if (gi < 0) then
|
||||
gi := 0
|
||||
else if (gi > 255) then
|
||||
gi := 255;
|
||||
Row[j].red := ri;
|
||||
Row[j].green := gi;
|
||||
Row[j].blue := bi;
|
||||
AlphaRow[j] := ai;
|
||||
end
|
||||
else begin // ------------------------------------------- No transparency
|
||||
if (fp[3] > 0.0) then begin
|
||||
alpha := power(fp[3], gamma);
|
||||
ls := vib * alpha / fp[3];
|
||||
ai := round(alpha * 256);
|
||||
if (ai < 0) then ai := 0
|
||||
else if (ai > 255) then ai := 255;
|
||||
ia := 255 - ai;
|
||||
end
|
||||
else begin
|
||||
// no intensity so simply set the BG;
|
||||
Row[j] := bgtot;
|
||||
continue;
|
||||
end;
|
||||
|
||||
bi := Round(BCount/ACount) + (ai * bgi[2]) shr 8;
|
||||
if (bi < 0) then
|
||||
bi := 0
|
||||
else if (bi > 255) then
|
||||
bi := 255;
|
||||
*)
|
||||
Row[j].red := ri;
|
||||
Row[j].green := gi;
|
||||
Row[j].blue := bi;
|
||||
if (notvib > 0) then begin
|
||||
ri := Round(ls * fp[0] + notvib * power(fp[0], gamma));
|
||||
gi := Round(ls * fp[1] + notvib * power(fp[1], gamma));
|
||||
bi := Round(ls * fp[2] + notvib * power(fp[2], gamma));
|
||||
end
|
||||
else begin
|
||||
ri := Round(ls * fp[0]);
|
||||
gi := Round(ls * fp[1]);
|
||||
bi := Round(ls * fp[2]);
|
||||
end;
|
||||
|
||||
AlphaRow[j] := 255 - ai;
|
||||
ri := ri + (ia * bgi[0]) shr 8;
|
||||
if (ri < 0) then ri := 0
|
||||
else if (ri > 255) then ri := 255;
|
||||
|
||||
gi := gi + (ia * bgi[1]) shr 8;
|
||||
if (gi < 0) then gi := 0
|
||||
else if (gi > 255) then gi := 255;
|
||||
|
||||
bi := bi + (ia * bgi[2]) shr 8;
|
||||
if (bi < 0) then bi := 0
|
||||
else if (bi > 255) then bi := 255;
|
||||
|
||||
Row[j].red := ri;
|
||||
Row[j].green := gi;
|
||||
Row[j].blue := bi;
|
||||
|
||||
AlphaRow[j] := ai; //?
|
||||
end
|
||||
end;
|
||||
|
||||
Inc(bucketpos, gutter_width);
|
||||
Inc(bucketpos, (FOversample - 1) * FBucketWidth);
|
||||
//Inc(bucketpos, gutter_width);
|
||||
//Inc(bucketpos, (FOversample - 1) * FBucketWidth);
|
||||
Inc(by, FOversample);
|
||||
end;
|
||||
|
||||
FBitmap.PixelFormat := pf24bit;
|
||||
|
||||
Progress(1);
|
||||
end;
|
||||
|
||||
///////////////////////////////////////////////////////////////////////////////
|
||||
procedure TImageMaker.SaveImage(const FileName: String);
|
||||
procedure TImageMaker.SaveImage(FileName: String);
|
||||
var
|
||||
i,row: integer;
|
||||
PngObject: TPngObject;
|
||||
rowbm, rowpng: PByteArray;
|
||||
JPEGImage: TJPEGImage;
|
||||
PNGerror: boolean;
|
||||
label BMPhack;
|
||||
begin
|
||||
if UpperCase(ExtractFileExt(FileName)) = '.PNG' then begin
|
||||
pngError := false;
|
||||
|
||||
PngObject := TPngObject.Create;
|
||||
PngObject.Assign(FBitmap);
|
||||
Case PNGTransparency of
|
||||
0:
|
||||
; // do nothing
|
||||
1,2:
|
||||
try
|
||||
PngObject.Assign(FBitmap);
|
||||
if fcp.Transparency then // PNGTransparency <> 0
|
||||
begin
|
||||
PngObject.CreateAlpha;
|
||||
for i:= 0 to FAlphaBitmap.Height - 1 do begin
|
||||
@ -614,12 +484,19 @@ begin
|
||||
end;
|
||||
end;
|
||||
end;
|
||||
else
|
||||
Exception.CreateFmt('Unexpected value of PNGTransparency [%d]', [PNGTransparency]);
|
||||
//else Exception.CreateFmt('Unexpected value of PNGTransparency [%d]', [PNGTransparency]);
|
||||
|
||||
PngObject.SaveToFile(FileName);
|
||||
except
|
||||
pngError := true;
|
||||
end;
|
||||
PngObject.Free;
|
||||
|
||||
if pngError then begin
|
||||
FileName := ChangeFileExt(FileName, '.bmp');
|
||||
goto BMPHack;
|
||||
end;
|
||||
|
||||
PngObject.SaveToFile(FileName);
|
||||
PngObject.Free;
|
||||
end else if UpperCase(ExtractFileExt(FileName)) = '.JPG' then begin
|
||||
JPEGImage := TJPEGImage.Create;
|
||||
JPEGImage.Assign(FBitmap);
|
||||
@ -636,9 +513,14 @@ begin
|
||||
// Free;
|
||||
// end;
|
||||
end else begin // bitmap
|
||||
BMPHack:
|
||||
FBitmap.SaveToFile(FileName);
|
||||
if fcp.Transparency then begin
|
||||
FAlphaBitmap.Palette := CreatePalette(AlphaPalette.logpal);
|
||||
FileName := ChangeFileExt(FileName, '_alpha.bmp');
|
||||
FAlphaBitmap.SaveToFile(FileName);
|
||||
end;
|
||||
end;
|
||||
|
||||
end;
|
||||
|
||||
///////////////////////////////////////////////////////////////////////////////
|
||||
@ -656,41 +538,115 @@ var
|
||||
PngObject: TPngObject;
|
||||
rowbm, rowpng: PByteArray;
|
||||
begin
|
||||
if assigned(FTransparentImage) then
|
||||
FTransparentImage.Free;
|
||||
if assigned(FTransparentImage) then FTransparentImage.Free;
|
||||
|
||||
FTransparentImage := TBitmap.Create;
|
||||
|
||||
FTransparentImage.Width := Fcp.Width;
|
||||
FTransparentImage.Height := Fcp.Height;
|
||||
|
||||
FTransparentImage.Canvas.Brush.Color := ClSilver;
|
||||
FTransparentImage.Canvas.FillRect(Rect(0,0,Fcp.Width, Fcp.Height));
|
||||
FTransparentImage.Canvas.Brush.Color := $CCCCCC;
|
||||
FTransparentImage.Canvas.FillRect(Rect(0, 0, Fcp.Width, Fcp.Height));
|
||||
|
||||
FTransparentImage.Canvas.Brush.Color := ClWhite;
|
||||
for x := 0 to ((Fcp.Width - 1) div 20) do begin
|
||||
for y := 0 to ((Fcp.Height - 1) div 20) do begin
|
||||
FTransparentImage.Canvas.Brush.Color := $FFFFFF;
|
||||
for x := 0 to ((Fcp.Width - 1) div 8) do begin
|
||||
for y := 0 to ((Fcp.Height - 1) div 8) do begin
|
||||
if odd(x + y) then
|
||||
FTransparentImage.Canvas.FillRect(Rect(x * 20, y * 20, x * 20 + 20, y * 20 + 20));
|
||||
FTransparentImage.Canvas.FillRect(Rect(x * 8, y * 8, x * 8 + 8, y * 8 + 8));
|
||||
end;
|
||||
end;
|
||||
|
||||
PngObject := TPngObject.Create;
|
||||
PngObject.Assign(FBitmap);
|
||||
PngObject.CreateAlpha;
|
||||
for i:= 0 to FAlphaBitmap.Height - 1 do begin
|
||||
rowbm := PByteArray(FAlphaBitmap.scanline[i]);
|
||||
rowpng := PByteArray(PngObject.AlphaScanline[i]);
|
||||
for row := 0 to FAlphaBitmap.Width -1 do begin
|
||||
rowpng[row] := rowbm[row];
|
||||
|
||||
if fcp.Transparency then begin
|
||||
PngObject.CreateAlpha;
|
||||
for i:= 0 to FAlphaBitmap.Height - 1 do begin
|
||||
rowbm := PByteArray(FAlphaBitmap.scanline[i]);
|
||||
rowpng := PByteArray(PngObject.AlphaScanline[i]);
|
||||
for row := 0 to FAlphaBitmap.Width - 1 do begin
|
||||
rowpng[row] := rowbm[row];
|
||||
end;
|
||||
end;
|
||||
end;
|
||||
|
||||
PngObject.Draw(FTransparentImage.Canvas, Rect(0,0,Fcp.Width, Fcp.Height));
|
||||
|
||||
PngObject.Draw(FTransparentImage.Canvas, FTransparentImage.Canvas.ClipRect);
|
||||
PngObject.Free;
|
||||
|
||||
Result := FTransparentImage;
|
||||
end;
|
||||
|
||||
///////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
function TImageMaker.GetBucket64(x, y: integer): TBucket64;
|
||||
begin
|
||||
Result := FBuckets64[y][x];
|
||||
end;
|
||||
|
||||
function TImageMaker.GetBucket32(x, y: integer): TBucket64;
|
||||
begin
|
||||
with FBuckets32[y][x] do begin
|
||||
Result.Red := Red;
|
||||
Result.Green := Green;
|
||||
Result.Blue := Blue;
|
||||
Result.Count := Count;
|
||||
end;
|
||||
end;
|
||||
|
||||
function TImageMaker.GetBucket32f(x, y: integer): TBucket64;
|
||||
begin
|
||||
with FBuckets32f[y][x] do begin
|
||||
Result.Red := round(Red);
|
||||
Result.Green := round(Green);
|
||||
Result.Blue := round(Blue);
|
||||
Result.Count := round(Count);
|
||||
end;
|
||||
end;
|
||||
|
||||
function TImageMaker.GetBucket48(x, y: integer): TBucket64;
|
||||
begin
|
||||
with FBuckets48[y][x] do begin
|
||||
Result.Red := int64(rl) or ( int64(rh) shl 32 );
|
||||
Result.Green := int64(gl) or ( int64(gh) shl 32 );
|
||||
Result.Blue := int64(bl) or ( int64(bh) shl 32 );
|
||||
Result.Count := int64(cl) or ( int64(ch) shl 32 );
|
||||
end;
|
||||
end;
|
||||
|
||||
function TImageMaker.SafeGetBucket(x, y: integer): TBucket64;
|
||||
begin
|
||||
if x < 0 then x := 0
|
||||
else if x >= FBucketWidth then x := FBucketWidth-1;
|
||||
if y < 0 then y := 0
|
||||
else if y >= FBucketHeight then y := FBucketHeight-1;
|
||||
Result := FGetBucket(x, y);
|
||||
end;
|
||||
|
||||
///////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
procedure TImageMaker.GetBucketStats(var Stats: TBucketStats);
|
||||
var
|
||||
bucketpos: integer;
|
||||
x, y: integer;
|
||||
b: TBucket64;
|
||||
begin
|
||||
with Stats do begin
|
||||
MaxR := 0;
|
||||
MaxG := 0;
|
||||
MaxB := 0;
|
||||
MaxA := 0;
|
||||
TotalA := 0;
|
||||
|
||||
for y := 0 to FBucketHeight - 1 do
|
||||
for x := 0 to FBucketWidth - 1 do begin
|
||||
b := FGetBucket(x, y);
|
||||
MaxR := max(MaxR, b.Red);
|
||||
MaxG := max(MaxG, b.Green);
|
||||
MaxB := max(MaxB, b.Blue);
|
||||
MaxA := max(MaxA, b.Count);
|
||||
Inc(TotalA, b.Count);
|
||||
end;
|
||||
end;
|
||||
end;
|
||||
|
||||
end.
|
||||
|
||||
Reference in New Issue
Block a user