public async Task <IActionResult> Crop([FromQuery] ImageCropInputModel imageCropInputModel)
{
if (ModelState.IsValid)
{
return(BadRequest(ModelState));
}
var modifiedImage = await _imageProcessor.CropImage(imageCropInputModel);
return(File(modifiedImage.ImageAsBytes, modifiedImage.ImageFormat));
}
public async Task <ModifiedImage> CropImage(ImageCropInputModel imageCropInputModel)
{
var image = await _imageService.GetImageAsSkBitmap(imageCropInputModel.Url);
var info = GetImageInfo(imageCropInputModel);
var encoding = imageCropInputModel.GetEncoding();
using (var surface = SKSurface.Create(info))
{
var sourceRectangle = new SKRect(imageCropInputModel.Left,
imageCropInputModel.Top,
imageCropInputModel.Right,
imageCropInputModel.Bottom);
var destRectangle = GetDestinationRectangle(imageCropInputModel);
surface.Canvas.DrawBitmap(image, sourceRectangle, destRectangle);
return(await _imageService.SaveImage(surface, encoding));
}
}
