/// <summary>
/// Gets the media type item for the given filename based on its extensions.
/// </summary>
/// <param name="filename">The path or filename</param>
/// <returns>The media type item</returns>
public MediaTypeItem GetItem(string filename)
{
var extension = Path.GetExtension(filename).ToLower();
MediaTypeItem item = null;
if ((item = Documents.SingleOrDefault(t => t.Extension == extension)) != null)
{
return(item);
}
if ((item = Images.SingleOrDefault(t => t.Extension == extension)) != null)
{
return(item);
}
if ((item = Videos.SingleOrDefault(t => t.Extension == extension)) != null)
{
return(item);
}
if ((item = Audio.SingleOrDefault(t => t.Extension == extension)) != null)
{
return(item);
}
if ((item = Resources.SingleOrDefault(t => t.Extension == extension)) != null)
{
return(item);
}
return(null);
}
private void buttonOK_Click(object sender, EventArgs e) // OK button event handler
{
DeviceItem webcamItem = this.comboBoxWebcam.SelectedItem as DeviceItem;
if (webcamItem != null)
{
Camera.webcamName = webcamItem.Name;
}
MediaTypeItem mediaTypeItem = this.comboBoxMediaType.SelectedItem as MediaTypeItem;
if (mediaTypeItem != null)
{
Camera.mediaType = mediaTypeItem.MediaType;
}
Camera.pixelSizeX = double.Parse(this.textBoxPixelSizeX.Text);
Camera.pixelSizeY = double.Parse(this.textBoxPixelSizeY.Text);
webcamItem = this.comboBoxComPort.SelectedItem as DeviceItem;
if (webcamItem != null)
{
Camera.comPortName = webcamItem.Name;
}
Camera.traceLogger.Enabled = checkBoxTraceLogger.Checked;
}
/// <summary>
/// Gets the content type for the given filename based on
/// its extension.
/// </summary>
/// <param name="filename">The path or filename</param>
/// <returns>The media type</returns>
public string GetContentType(string filename)
{
var extension = Path.GetExtension(filename).ToLower();
MediaTypeItem item = null;
if ((item = Documents.SingleOrDefault(t => t.Extension == extension)) != null)
{
return(item.ContentType);
}
if ((item = Images.SingleOrDefault(t => t.Extension == extension)) != null)
{
return(item.ContentType);
}
if ((item = Videos.SingleOrDefault(t => t.Extension == extension)) != null)
{
return(item.ContentType);
}
if ((item = Audio.SingleOrDefault(t => t.Extension == extension)) != null)
{
return(item.ContentType);
}
if ((item = Resources.SingleOrDefault(t => t.Extension == extension)) != null)
{
return(item.ContentType);
}
return("application/octet-stream");
}
private void comboBoxWebcam_SelectedIndexChanged(object sender, EventArgs e)
{
DeviceItem webcamItem = this.comboBoxWebcam.SelectedItem as DeviceItem;
if (webcamItem != null && webcamItem.Exists)
{
Camera.Webcam webcam = new Camera.Webcam(webcamItem.Name);
List <VideoInfoHeader> mediaTypes;
try
{
webcam.Open(false); mediaTypes = webcam.GetMediaTypes();
}
catch
{
mediaTypes = null;
}
this.comboBoxMediaType.Items.Clear();
if (mediaTypes != null && mediaTypes.Count > 0)
{
int selectedIndex = -1;
for (int index = 0; index < mediaTypes.Count; index++)
{
MediaTypeItem item = new MediaTypeItem(mediaTypes[index]);
this.comboBoxMediaType.Items.Add(item);
if (selectedIndex < 0)
{
string x = Camera.Webcam.ToString(Camera.mediaType);
string y = Camera.Webcam.ToString(item.MediaType);
if (x == y)
{
selectedIndex = index;
}
}
}
if (selectedIndex < 0)
{
selectedIndex = 0;
}
this.comboBoxMediaType.SelectedIndex = selectedIndex;
this.comboBoxMediaType.Enabled = true;
this.textBoxPixelSizeX.Enabled = true;
this.textBoxPixelSizeY.Enabled = true;
this.labelPixelSizeBy.Enabled = true;
this.labelPixelSizeUm.Enabled = true;
}
else
{
this.comboBoxMediaType.Enabled = false;
this.textBoxPixelSizeX.Enabled = false;
this.textBoxPixelSizeY.Enabled = false;
this.labelPixelSizeBy.Enabled = false;
this.labelPixelSizeUm.Enabled = false;
}
try
{
webcam.Close();
}
catch
{
}
}
else
{
this.comboBoxMediaType.Items.Clear();
this.comboBoxMediaType.Enabled = false;
this.textBoxPixelSizeX.Enabled = false;
this.textBoxPixelSizeY.Enabled = false;
this.labelPixelSizeBy.Enabled = false;
this.labelPixelSizeUm.Enabled = false;
}
}
