[C#/WPF] JpegBitmapDecoder 클래스 : JPG 파일 로드하기

■ JpegBitmapDecoder 클래스를 사용해 JPG 파일을 로드하는 방법을 보여준다.

▶ MainWindow.xaml


<Window x:Class="TestProject.MainWindow"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Width="800"
    Height="600"
    Title="TestProject"
    FontFamily="나눔고딕코딩"
    FontSize="16">
    <ScrollViewer>
        <StackPanel Name="stackPanel" />
    </ScrollViewer>
</Window>

<Window x:Class="TestProject.MainWindow"

xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

Width="800"

Height="600"

Title="TestProject"

FontFamily="나눔고딕코딩"

FontSize="16">

</ScrollViewer>

</Window>

▶ MainWindow.xaml.cs


using System;
using System.IO;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Media.Imaging;

namespace TestProject
{
    /// <summary>
    /// 메인 윈도우
    /// </summary>
    public partial class MainWindow : Window
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainWindow()

        /// <summary>
        /// 생성자
        /// </summary>
        public MainWindow()
        {
            InitializeComponent();

            FileStream stream = new FileStream("IMAGE\\tulipfarm.jpg", FileMode.Open, FileAccess.Read, FileShare.Read);

            JpegBitmapDecoder decoder1 = new JpegBitmapDecoder
            (
                stream,
                BitmapCreateOptions.PreservePixelFormat,
                BitmapCacheOption.Default
            );

            BitmapSource bitmapSource1 = decoder1.Frames[0];

            Image image1 = new Image
            {
                Margin  = new Thickness(20),
                Stretch = Stretch.None,
                Source  = bitmapSource1
            };

            Uri uri = new Uri("IMAGE\\tulipfarm.jpg", UriKind.RelativeOrAbsolute);

            JpegBitmapDecoder decoder2 = new JpegBitmapDecoder
            (
                uri,
                BitmapCreateOptions.PreservePixelFormat,
                BitmapCacheOption.Default
            );

            BitmapSource bitmapSource2 = decoder2.Frames[0];

            Image image2 = new Image
            {
                Margin  = new Thickness(20),
                Stretch = Stretch.None,
                Source  = bitmapSource2
            };

            this.stackPanel.Children.Add(image1);
            this.stackPanel.Children.Add(image2);
        }

        #endregion
    }
}

using System;

using System.IO;

using System.Windows;

using System.Windows.Controls;

using System.Windows.Media;

using System.Windows.Media.Imaging;

namespace TestProject

{

/// <summary>

/// 메인 윈도우

/// </summary>

public partial class MainWindow : Window

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Constructor

////////////////////////////////////////////////////////////////////////////////////////// Public

#region 생성자 - MainWindow()

/// <summary>

/// 생성자

/// </summary>

public MainWindow()

{

InitializeComponent();

FileStream stream = new FileStream("IMAGE\\tulipfarm.jpg", FileMode.Open, FileAccess.Read, FileShare.Read);

JpegBitmapDecoder decoder1 = new JpegBitmapDecoder

(

stream,

BitmapCreateOptions.PreservePixelFormat,

BitmapCacheOption.Default

);

BitmapSource bitmapSource1 = decoder1.Frames[0];

Image image1 = new Image

{

Margin = new Thickness(20),

Stretch = Stretch.None,

Source = bitmapSource1

};

Uri uri = new Uri("IMAGE\\tulipfarm.jpg", UriKind.RelativeOrAbsolute);

JpegBitmapDecoder decoder2 = new JpegBitmapDecoder

(

uri,

BitmapCreateOptions.PreservePixelFormat,

BitmapCacheOption.Default

);

BitmapSource bitmapSource2 = decoder2.Frames[0];

Image image2 = new Image

{

Margin = new Thickness(20),

Stretch = Stretch.None,

Source = bitmapSource2

};

this.stackPanel.Children.Add(image1);

this.stackPanel.Children.Add(image2);

}

#endregion

}

TestProject.zip