/// <summary>Constructs a new <see cref="ImageFileInfo" /> instance by reading the metadata from an image file header.</summary>
/// <param name="imgPath">The path to the image file.</param>
public static ImageFileInfo Load(string imgPath)
{
var fi = new FileInfo(imgPath);
if (!fi.Exists)
{
throw new FileNotFoundException("File not found", imgPath);
}
using var fs = File.OpenRead(imgPath);
using var stb = new StreamBufferInjector(fs);
using var ctx = new PipelineContext(new ProcessImageSettings());
ctx.ImageContainer = ctx.AddDispose(WicImageDecoder.Load(fs));
return(fromWicImage(ctx, fi.Length, fi.LastWriteTimeUtc));
}
/// <inheritdoc cref="ProcessImage(string, Stream, ProcessImageSettings)" />
/// <param name="imgStream">A stream containing a supported input image container. The stream must allow Seek and Read.</param>
public static ProcessImageResult ProcessImage(Stream imgStream, Stream outStream, ProcessImageSettings settings)
{
if (settings is null)
{
throw new ArgumentNullException(nameof(settings));
}
checkInStream(imgStream);
checkOutStream(outStream);
using var stb = new StreamBufferInjector(imgStream);
using var ctx = new PipelineContext(settings);
ctx.ImageContainer = ctx.AddDispose(WicImageDecoder.Load(imgStream));
buildPipeline(ctx);
return(WriteOutput(ctx, outStream));
}