public void GlobalSetup()
{
_drawingBitmap = DrawingBitmapExtension.FromFile(_sourceBitmapPath);
_bitmapSource = BitmapSourceExtension.FromFile(_sourceBitmapPath);
_container = _drawingBitmap.ToImagePixelsContainer();
_imageSharp = ImageSharpBgr24Extension.FromFile(_sourceBitmapPath);
}
public async Task ToEachClasses()
{
// bmp から ImagePixels を作成できないので DrawingBitmap から作成する
using var image = await ImageSharpBgr24Extension.FromFileAsync(_sourceBitmapPath);
var avesBase = image.GetChannelsAverage().ToList();
avesBase.Count.Is(3);
// ToDrawingBitmap
using var bitmap0 = image.ToDrawingBitmap();
var aves00 = bitmap0.GetChannelsAverage().ToList();
aves00.Count.Is(3);
aves00.Is(avesBase);
// ToBitmapSource
var bitmapSource = image.ToBitmapSource();
var aves10 = bitmapSource.GetChannelsAverage().ToList();
aves10.Count.Is(3);
aves10.Is(avesBase);
// ToWriteableBitmap(BitmapSource)
var writeable = image.ToWriteableBitmap();
var aves20 = writeable.GetChannelsAverage().ToList();
aves20.Count.Is(3);
aves20.Is(avesBase);
image.CopyToWriteableBitmap(writeable);
var aves21 = writeable.GetChannelsAverage().ToList();
aves21.Count.Is(3);
aves21.Is(avesBase);
// ToImagePixelsContainer
using var container = image.ToImagePixelsContainer();
var pixels = container.Pixels;
var aves30 = pixels.GetChannelsAverage().ToList();
aves30.Count.Is(3);
aves30.Is(avesBase);
image.CopyToImagePixels(ref pixels);
var aves31 = pixels.GetChannelsAverage().ToList();
aves31.Count.Is(3);
aves31.Is(avesBase);
}
public void FileLoadSave(string imagePath, string extension)
{
if (extension.Contains(".tif"))
{
return; //ImageSharp(1.02) は Tiff に未対応…
}
// 画像ファイルを Load -> Save -> Load して画素平均値を比較する
using var bitmap0 = ImageSharpBgr24Extension.FromFile(imagePath);
var baseAves = bitmap0.GetChannelsAverage().ToList();
var savePath = GetTempFileName() + extension;
bitmap0.ToImageFile(savePath);
using var bitmap1 = ImageSharpBgr24Extension.FromFile(savePath);
var newAves = bitmap1.GetChannelsAverage().ToList();
newAves.Is(baseAves);
System.IO.File.Delete(savePath);
}
public void GlobalSetup()
{
_imageSharp = ImageSharpBgr24Extension.FromFile(_sourceBitmapPath);
_writeableBitmap = _imageSharp.ToWriteableBitmap();
_container = new ImagePixelsContainer(_imageSharp.Width, _imageSharp.Height);
}
public void ImageSharp_FromJpeg()
{
var bitmap = ImageSharpBgr24Extension.FromFile(_jpgPath);
}
public async Task ImageSharp_FromPngAsync()
{
var bitmap = await ImageSharpBgr24Extension.FromFileAsync(_pngPath);
}
public async Task ImageSharp_FromBitmapAsync()
{
var bitmap = await ImageSharpBgr24Extension.FromFileAsync(_bmpPath);
}
public void ImageSharp_FromPng()
{
var bitmap = ImageSharpBgr24Extension.FromFile(_pngPath);
}
public void ImageSharp_FromBitmap()
{
var bitmap = ImageSharpBgr24Extension.FromFile(_bmpPath);
}
