PsdImage.Convert

PsdImage.Convert method

Converteert deze afbeeldingsindeling naar de indeling die is opgegeven in opties.

public void Convert(PsdOptions newOptions)
ParameterTypeBeschrijving
newOptionsPsdOptionsDe nieuwe opties.

Voorbeelden

Deze voorbeelden demonstreren de conversie van het PSD-beeldformaat naar andere kleurmodi/bitdiepte.

[C#]

string dataDir = baseFolder + Path.DirectorySeparatorChar;
string outputDir = dataDir + "output" + Path.DirectorySeparatorChar;

// Deze voorbeelden demonstreren de conversie van het PSD-beeldformaat naar andere kleurmodi/bitdiepte.
ImageConversion(ColorModes.Grayscale, 16, 2);
ImageConversion(ColorModes.Grayscale, 8, 2);
ImageConversion(ColorModes.Grayscale, 8, 1);
ImageConversion(ColorModes.Rgb, 8, 4);
ImageConversion(ColorModes.Rgb, 16, 4);
ImageConversion(ColorModes.Cmyk, 8, 5);
ImageConversion(ColorModes.Cmyk, 16, 5);

void ImageConversion(ColorModes colorMode, short channelBitsCount, short channelsCount)
{
    var compression = channelBitsCount > 8 ? CompressionMethod.Raw : CompressionMethod.RLE;
    SaveToPsdThenLoadAndSaveToPng(
        "SheetColorHighlightExample",
        colorMode,
        channelBitsCount,
        channelsCount,
        compression,
        1);
    SaveToPsdThenLoadAndSaveToPng(
        "FillOpacitySample",
        colorMode,
        channelBitsCount,
        channelsCount,
        compression,
        2);
    SaveToPsdThenLoadAndSaveToPng(
        "ClippingMaskRegular",
        colorMode,
        channelBitsCount,
        channelsCount,
        compression,
        3);
}

// Slaat op naar PSD, laadt vervolgens het opgeslagen bestand en slaat op naar PNG.
void SaveToPsdThenLoadAndSaveToPng(
    string file,
    ColorModes colorMode,
    short channelBitsCount,
    short channelsCount,
    CompressionMethod compression,
    int layerNumber)
{
    string srcFile = dataDir + file + ".psd";
    string postfix = colorMode.ToString() + channelBitsCount + "bits" + channelsCount + "channels" +
                     compression;
    string fileName = file + "_" + postfix + ".psd";
    string exportPath = outputDir + fileName;
    PsdOptions psdOptions = new PsdOptions()
    {
        ColorMode = colorMode,
        ChannelBitsCount = channelBitsCount,
        ChannelsCount = channelsCount,
        CompressionMethod = compression
    };
    using (var image = (PsdImage)Image.Load(srcFile))
    {
        image.Convert(psdOptions);

        RasterCachedImage raster = image.Layers.Length > 0 && layerNumber >= 0
            ? (RasterCachedImage)image.Layers[layerNumber]
            : image;
        Aspose.PSD.Graphics graphics = new Graphics(raster);
        int width = raster.Width;
        int height = raster.Height;
        Rectangle rect = new Rectangle(
            width / 3,
            height / 3,
            width - (2 * (width / 3)) - 1,
            height - (2 * (height / 3)) - 1);
        graphics.DrawRectangle(new Aspose.PSD.Pen(Color.DarkGray, 1), rect);

        image.Save(exportPath);
    }

    string pngExportPath = Path.ChangeExtension(exportPath, "png");
    using (PsdImage image = (PsdImage)Image.Load(exportPath))
    {
        image.Save(pngExportPath, new PngOptions() { ColorType = PngColorType.TruecolorWithAlpha });
    }
}

Zie ook

PsdImage.BinarizeOtsu PsdImage.Crop