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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using System.IO;
namespace WpfBitmapCropped
{
/// <summary>
/// Logique d'interaction pour MainWindow.xaml
/// </summary>
public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
private void btnCrop_Click(object sender, RoutedEventArgs e)
{
BitmapSource testbitm = this.img1.Source as BitmapSource; // c'est ici que ca va pas
CroppedBitmap cb =new CroppedBitmap(testbitm, new Int32Rect(400, 400, 100, 100));
// Set Image.Source to cropped image
this.img2.Source = cb;
// Pour sauvegarder ce CroppedBitmap
FileStream stream = new FileStream(Directory.GetCurrentDirectory()+ "/Images/empty.png", FileMode.Create);
PngBitmapEncoder encoder = new PngBitmapEncoder();
this.myTextBlock.Text = "Codec Author is: " + encoder.CodecInfo.Author.ToString();
encoder.Frames.Add(BitmapFrame.Create(cb));
encoder.Save(stream);
}
//------------------------------CODE A VIRER-------------------------------//
// public BitmapSource Convertbs( BitmapImage bitmap)
//{
//var bitmapData = bitmap.LockBits(
// new System.Drawing.Rectangle(0, 0, bitmap.Width, bitmap.Height),
// System.Drawing.Imaging.ImageLockMode.ReadOnly, bitmap.PixelFormat);
//var bitmapSource = BitmapSource.Create(
// bitmapData.Width, bitmapData.Height, 96, 96, PixelFormats.Bgr24, null,
// bitmapData.Scan0, bitmapData.Stride * bitmapData.Height, bitmapData.Stride);
//bitmap.UnlockBits(bitmapData);
//return bitmapSource;
//}
}
} |
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