48 lines
1.0 KiB
ObjectPascal
48 lines
1.0 KiB
ObjectPascal
unit uexportimport;
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interface
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uses
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udrawtim;
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procedure SaveImage(const FileName: string; Surf: PDrawSurf; Indexed: Boolean);
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function LoadImage(const FileName: string): PDrawSurf;
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implementation
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uses
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FPReadPNG, Classes, BGRABitmap, FileUtil, sysutils, zstream, FPWritePNG;
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procedure SaveImage(const FileName: string; Surf: PDrawSurf; Indexed: Boolean);
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var
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Writer: TFPWriterPNG;
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begin
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Writer := TFPWriterPNG.Create;
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Writer.CompressionLevel := clnone;
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Writer.UseAlpha := True;
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Writer.Indexed := Indexed;
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Surf^.SaveToFileUTF8(FileName, Writer);
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Writer.Free;
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end;
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function LoadImage(const FileName: string): PDrawSurf;
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var
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Reader: TFPReaderPNG;
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Stream: TFileStream;
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begin
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Reader := TFPReaderPNG.Create;
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Stream := TFileStream.Create(UTF8ToSys(FileName), fmOpenRead or fmShareDenyWrite);
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Stream.Position := 0;
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New(Result);
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Result^ := TBGRABitmap.Create;
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Result^.UsePalette := True;
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Reader.ImageRead(Stream, Result^);
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Stream.Free;
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Reader.Free;
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end;
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end.
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