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Aspose.PSD是高级PSD和入门级AI文件格式操作API，允许创建和编辑Photoshop文件，并提供更新图层属性，添加水印，执行图形操作或将一种文件格式转换为另一种文件的功能，没有任何Adobe Photoshop或Adobe Illustrator依赖项。

Aspose.PSD for .Net更新至新版本v20.12，支持将图层转换为智能对象层，尝试使用SmartObjectLayers打开PSB文件时的未知资源标头，修复图像渲染不正确等问题。

>>你可以点击这里下载Aspose.PSD for .NET v20.12测试体验。

具体更新内容

新功能解析

PSDNET-757——支持将图层转换为智能对象层

     string dataDir = "PSDNET757_1\\";
            string outputDir = dataDir + "output\\";

            // These examples demonstrate how to convert layers to a smart object layer in the PSD file
            ExampleOfConvertingToSmartObjectLayer("ThreeRegularLayers", 0, 1);
            ExampleOfConvertingToSmartObjectLayer("FourWithMasks", 0, 2);
            ExampleOfConvertingToSmartObjectLayer("dummy", 2, 3, 1);
            ExampleOfConvertingToSmartObjectLayer("dummy_group", 6, 2);
            ExampleOfConvertingToSmartObjectLayer("argb16bit_5x5", 0);
            ExampleOfConvertingToSmartObjectLayer("cmyk16bit_5x5", 0);
            ExampleOfConvertingToSmartObjectLayer("grayscale5x5", 0);

            void ExampleOfConvertingToSmartObjectLayer(string filePath, params int[] layerNumbers)
            {
                string outputFilePath = outputDir + "Converted_" + filePath + ".psd";
                string pngOutputPath = Path.ChangeExtension(outputFilePath, ".png");
                using (PsdImage image = (PsdImage)Image.Load(dataDir + filePath + ".psd"))
                {
                    var layerCount = image.Layers.Length;
                    var smartObjectLayer = image.SmartObjectProvider.ConvertToSmartObject(layerNumbers);
                    var newLayerCount = image.Layers.Length;

                    image.Save(pngOutputPath, new PngOptions() { ColorType = PngColorType.TruecolorWithAlpha });
                    image.Save(outputFilePath, new PsdOptions(image));
                }
            }

PSDNET-765——PsdImageException：尝试使用SmartObjectLayers打开PSB文件时的未知资源标头

  // This example demonstrates that the specified PSD file is loaded, saved, and loaded again correctly.
            // Test manually that the saved files can be opened by Adobe® Photoshop®
            string baseFolder = "PSDNET765_1\\";
            string outputFolder = baseFolder + "output\\";
            string fileName = "CommonPsb.psb";
            string filePath = baseFolder + fileName;
            string psbOutputPath = outputFolder + fileName + "_saved.psb";
            string psdOutputPath = outputFolder + fileName + "_saved_as_psd.psd";
            using (PsdImage image = (PsdImage)Image.Load(filePath))
            {
                image.Save(psbOutputPath, new PsdOptions(image) { FileFormatVersion = FileFormatVersion.Psb, Resources = null, XmpData = null });
                image.Save(psdOutputPath, new PsdOptions(image) { FileFormatVersion = FileFormatVersion.Psd, Resources = null, XmpData = null });
            }

            using (PsdImage image1 = (PsdImage)Image.Load(psdOutputPath))
            {
                Console.WriteLine("PSD loaded");
            }

            using (PsdImage image2 = (PsdImage)Image.Load(psbOutputPath))
            {
                Console.WriteLine("PSB loaded");
            }