使用C# .Net和Ghostscript从PDF中裁剪或修剪部分

using Ghostscript.NET;
using Ghostscript.NET.Processor;

string ghostscriptPath = @"C:\Program Files\gs\gs9.54.0\bin\gswin64c.exe";
GhostscriptProcessor ghostscriptProcessor = new GhostscriptProcessor();
ghostscriptProcessor.GhostscriptPath = ghostscriptPath;

string inputPdfPath = @"C:\path\to\input.pdf";
string outputPdfPath = @"C:\path\to\output.pdf";
int startX = 100; // 裁剪或修剪的起始X坐标
int startY = 100; // 裁剪或修剪的起始Y坐标
int width = 500; // 裁剪或修剪的宽度
int height = 500; // 裁剪或修剪的高度

Ghostscript.NET.GhostscriptRasterizer.GhostscriptPageSize pageSize = new Ghostscript.NET.GhostscriptRasterizer.GhostscriptPageSize(width, height);
Ghostscript.NET.GhostscriptRasterizer.GhostscriptPageCrop crop = new Ghostscript.NET.GhostscriptRasterizer.GhostscriptPageCrop(startX, startY, width, height);

Ghostscript.NET.Rasterizer.GhostscriptRasterizer rasterizer = new Ghostscript.NET.Rasterizer.GhostscriptRasterizer();
rasterizer.Open(inputPdfPath, ghostscriptProcessor, false);

rasterizer.Export(outputPdfPath, pageSize, crop, Ghostscript.NET.Rasterizer.GhostscriptImageType.Bmp);