49 lines
1.4 KiB
C#
49 lines
1.4 KiB
C#
using System.IO;
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using SixLabors.ImageSharp;
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using SixLabors.ImageSharp.Processing;
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namespace GifResizer.Models;
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public class Gif : IDisposable
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{
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private readonly string _path;
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private Image? _image;
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public Gif(string path)
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{
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ArgumentNullException.ThrowIfNull(path);
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if (path.Length == 0 || path.IsWhiteSpace() || !File.Exists(path))
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throw new ArgumentException($"File '{path}' does not exist");
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_path = path;
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}
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public void Load()
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{
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_image = Image.Load(_path);
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}
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public void Resize(int width, int height)
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{
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if(_image == null) throw new InvalidOperationException("Image hasn't been loaded yet");
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if(width <= 0 || height <= 0) throw new InvalidOperationException("Please specify a valid width or height.");
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if(width == _image.Width && height == _image.Height) return;
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_image.Mutate(x => x.Resize(width, height));
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}
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public void Save(string outputPath)
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{
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if(_image == null) throw new InvalidOperationException("Image hasn't been loaded yet");
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var directory = Path.GetDirectoryName(outputPath);
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if (!string.IsNullOrEmpty(directory))
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{
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Directory.CreateDirectory(directory);
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}
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_image.Save(Path.Combine(outputPath));
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}
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public void Dispose()
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{
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_image?.Dispose();
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}
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} |