Create a MediaPlayer in WPF

The following code shows how to build a simple mediaplayer in WPF

Please note:
1. Create an Image called "imgVideoPlayer" in your xaml code.
2. Call the "REadItem" method on a button click
3. Call the "PlayFile" method on another button click. preferably a button called "Play"



using
System;
using System.IO;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Navigation;
using System.Windows.Media.Imaging;
using System.Windows.Forms;
using System.Collections.Generic;

namespace Utilities
{
    /// <summary>
    /// Player
    /// </summary>
    public partial class Player
    {
         #region Private Varaibles

        String item                 = string.Empty;
        String mediaItemShortName   = string.Empty;
        String imgLogo              = string.Empty;
        String mediaType            = string.Empty;

        double oldHeight    = 0;
         double oldWidth     = 0;
         bool fetchHeights   = false;
        MediaPlayer player;

        #endregion Private Varaibles

        #region constructor

        /// <summary>
        /// Initializes a new instance of the <see cref="Player"/> class.
        /// </summary>
        public Player()
        {
             this.InitializeComponent();
        }

        #endregion constructor


        /// <summary>
        /// Reads the item.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The <see cref="System.Windows.RoutedEventArgs"/> instance containing the event data.</param>
        private void readItem(object sender, System.Windows.RoutedEventArgs e)
         {
             try
            {
                System.Windows.Forms.OpenFileDialog openDialog = new System.Windows.Forms.OpenFileDialog();
                 if (openDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                  {
                     if (!String.IsNullOrEmpty(openDialog.FileName))
                    {
                        FileInfo fi = new FileInfo(openDialog.FileName);

                        item                = fi.FullName;
                        mediaItemShortName  = fi.Name;
                     }
                      else
                     {
                          MessageBox.Show("Please select a file.", "Error",
                              System.Windows.MessageBoxButton.OK,
                              System.Windows.MessageBoxImage.Error);
                     }
                 }

            }
            catch (Exception ex)
            {
                System.Windows.MessageBox.Show(ex.Message, "An error occurred", System.Windows.MessageBoxButton.OK, System.Windows.MessageBoxImage.Error);
            }
        }


         /// <summary>
        /// Playfiles the specified sender.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The <see cref="System.Windows.RoutedEventArgs"/> instance containing the event data.</param>
        private void playfile(object sender, System.Windows.RoutedEventArgs e)
         {
             try {
                 if (string.IsNullOrEmpty(item))
                 {
                      return;
                 }
                 else
                {
                    player = new MediaPlayer();
                     player.Open(new Uri(@item, UriKind.Relative));
                    VideoDrawing drawing = new VideoDrawing();
                    drawing.Rect = new Rect(60,60,imgVideoPlayer.Height,imgVideoPlayer.Width);
                    drawing.Player = player;
                    player.Play();
                    DrawingImage di = new DrawingImage(drawing);
                     // freeze the image
                    di.Freeze();
                    imgVideoPlayer.Source = di;
                     if (mediaType.ToLower().Equals("video"))
                     {
                          if (fetchHeights)
                        {
                            imgVideoPlayer.Width = oldWidth;
                            imgVideoPlayer.Height = oldHeight;
                          }
                     }
                 }
            }
            catch (Exception ex) {
               MessageBox.Show(ex.Message, ex.Message, System.Windows.MessageBoxButton.OK, System.Windows.MessageBoxImage.Error);
            }
        }
    }
}
By [)ia6l0 iii   Popularity  (5708 Views)