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Accessing WMF metadata with C#

, 21 Jun 2006 96.1K 1.3K 46
An article on how to use C# and the Windows Media Format SDK to read metadata in Windows Media Format files.
metadatareader_demo.zip
WMFMetadataReader
WMFMetadataReader
bin
obj
Debug
Refactor
TempPE
WMFMetadataReader.exe
Properties
Settings.settings
WMFSDKWrapper
bin
Debug
WMFSDKWrapper.dll
obj
Debug
Refactor
TempPE
Properties
metadatareader_src.zip
namespace WMFMetadataReader
{
    partial class FormMain
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.IContainer components = null;

        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Windows Form Designer generated code

        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            this.label1 = new System.Windows.Forms.Label();
            this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();
            this.txtFileName = new System.Windows.Forms.TextBox();
            this.btnBrowse = new System.Windows.Forms.Button();
            this.cbFieldChooser = new System.Windows.Forms.ComboBox();
            this.label2 = new System.Windows.Forms.Label();
            this.label3 = new System.Windows.Forms.Label();
            this.txtValue = new System.Windows.Forms.TextBox();
            this.lblError = new System.Windows.Forms.Label();
            this.SuspendLayout();
            // 
            // label1
            // 
            this.label1.AutoSize = true;
            this.label1.Location = new System.Drawing.Point(13, 38);
            this.label1.Name = "label1";
            this.label1.Size = new System.Drawing.Size(97, 13);
            this.label1.TabIndex = 0;
            this.label1.Text = "Filename and path:";
            // 
            // openFileDialog1
            // 
            this.openFileDialog1.FileName = "openFileDialog1";
            // 
            // txtFileName
            // 
            this.txtFileName.Location = new System.Drawing.Point(133, 38);
            this.txtFileName.Name = "txtFileName";
            this.txtFileName.Size = new System.Drawing.Size(150, 20);
            this.txtFileName.TabIndex = 1;
            // 
            // btnBrowse
            // 
            this.btnBrowse.Location = new System.Drawing.Point(289, 38);
            this.btnBrowse.Name = "btnBrowse";
            this.btnBrowse.Size = new System.Drawing.Size(75, 23);
            this.btnBrowse.TabIndex = 2;
            this.btnBrowse.Text = "Browse...";
            this.btnBrowse.UseVisualStyleBackColor = true;
            this.btnBrowse.Click += new System.EventHandler(this.btnBrowse_Click);
            // 
            // cbFieldChooser
            // 
            this.cbFieldChooser.FormattingEnabled = true;
            this.cbFieldChooser.Items.AddRange(new object[] {
            "Title",
            "Author",
            "Copyright"});
            this.cbFieldChooser.Location = new System.Drawing.Point(133, 95);
            this.cbFieldChooser.Name = "cbFieldChooser";
            this.cbFieldChooser.Size = new System.Drawing.Size(121, 21);
            this.cbFieldChooser.TabIndex = 3;
            this.cbFieldChooser.SelectedIndexChanged += new System.EventHandler(this.cbFieldChooser_SelectedIndexChanged);
            // 
            // label2
            // 
            this.label2.AutoSize = true;
            this.label2.Location = new System.Drawing.Point(16, 98);
            this.label2.Name = "label2";
            this.label2.Size = new System.Drawing.Size(106, 13);
            this.label2.TabIndex = 4;
            this.label2.Text = "Metadata field name:";
            // 
            // label3
            // 
            this.label3.AutoSize = true;
            this.label3.Location = new System.Drawing.Point(16, 152);
            this.label3.Name = "label3";
            this.label3.Size = new System.Drawing.Size(106, 13);
            this.label3.TabIndex = 5;
            this.label3.Text = "Metadata field value:";
            // 
            // txtValue
            // 
            this.txtValue.Location = new System.Drawing.Point(130, 152);
            this.txtValue.Name = "txtValue";
            this.txtValue.Size = new System.Drawing.Size(231, 20);
            this.txtValue.TabIndex = 6;
            // 
            // lblError
            // 
            this.lblError.AutoSize = true;
            this.lblError.ForeColor = System.Drawing.Color.Red;
            this.lblError.Location = new System.Drawing.Point(133, 61);
            this.lblError.Name = "lblError";
            this.lblError.Size = new System.Drawing.Size(150, 13);
            this.lblError.TabIndex = 7;
            this.lblError.Text = "Please select a file to process.";
            this.lblError.Visible = false;
            // 
            // FormMain
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(391, 210);
            this.Controls.Add(this.lblError);
            this.Controls.Add(this.txtValue);
            this.Controls.Add(this.label3);
            this.Controls.Add(this.label2);
            this.Controls.Add(this.cbFieldChooser);
            this.Controls.Add(this.btnBrowse);
            this.Controls.Add(this.txtFileName);
            this.Controls.Add(this.label1);
            this.Name = "FormMain";
            this.Text = "WMF Metadata Reader Demo";
            this.ResumeLayout(false);
            this.PerformLayout();

        }

        #endregion

        private System.Windows.Forms.Label label1;
        private System.Windows.Forms.OpenFileDialog openFileDialog1;
        private System.Windows.Forms.TextBox txtFileName;
        private System.Windows.Forms.Button btnBrowse;
        private System.Windows.Forms.ComboBox cbFieldChooser;
        private System.Windows.Forms.Label label2;
        private System.Windows.Forms.Label label3;
        private System.Windows.Forms.TextBox txtValue;
        private System.Windows.Forms.Label lblError;
    }
}

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About the Author

Kris Rudin
Web Developer
United States United States
Kris Rudin is a senior developer with Ascentium corporation, with 10 years of experience including both web and Windows client software development.

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