/// <summary>
/// [Experimental] Sets the target camera for cap negotiation that can be set per camera.
/// </summary>
/// <param name="cameraName"></param>
/// <returns></returns>
public ReturnCode SetCamera(string cameraName)
{
TWFileSystem fs = new TWFileSystem();
fs.InputName = cameraName;
return(DGControl.FileSystem.ChangeDirectory(fs));
}
public static extern ReturnCode DsmWinNew(
[In, Out] TWIdentity origin,
[In, Out] TWIdentity destination,
DataGroups dg,
DataArgumentType dat,
Message msg,
[In, Out] TWFileSystem data);
//#region INotifyPropertyChanged Members
///// <summary>
///// Occurs when a property value changes.
///// </summary>
//public event PropertyChangedEventHandler PropertyChanged;
///// <summary>
///// Raises the <see cref="PropertyChanged"/> event.
///// </summary>
///// <param name="propertyName">Name of the property.</param>
//protected void OnPropertyChanged(string propertyName)
//{
// var syncer = Session.SynchronizationContext;
// if (syncer == null)
// {
// try
// {
// var hand = PropertyChanged;
// if (hand != null) { hand(this, new PropertyChangedEventArgs(propertyName)); }
// }
// catch { }
// }
// else
// {
// syncer.Post(o =>
// {
// try
// {
// var hand = PropertyChanged;
// if (hand != null) { hand(this, new PropertyChangedEventArgs(propertyName)); }
// }
// catch { }
// }, null);
// }
//}
//#endregion
#region cameras
/// <summary>
/// [Experimental] Gets the cameras supported by the source.
/// </summary>
/// <returns></returns>
public IList <string> GetCameras()
{
TWFileSystem fs = new TWFileSystem();
List <string> cams = new List <string>();
var rc = DGControl.FileSystem.GetFirstFile(fs);
while (rc == ReturnCode.Success)
{
switch (fs.FileType)
{
case FileType.Camera:
case FileType.CameraBottom:
case FileType.CameraTop:
case FileType.CameraPreview:
cams.Add(fs.OutputName);
break;
}
rc = DGControl.FileSystem.GetNextFile(fs);
}
return(cams);
}
public static ReturnCode DsmEntry(
TWIdentity origin,
TWIdentity destination,
Message msg,
TWFileSystem data)
{
if (PlatformInfo.Current.IsWindows)
{
if (PlatformInfo.Current.UseNewWinDSM)
{
return(NativeMethods.DsmWinNew(origin, destination, DataGroups.Control, DataArgumentType.FileSystem, msg, data));
}
else
{
return(NativeMethods.DsmWinOld(origin, destination, DataGroups.Control, DataArgumentType.FileSystem, msg, data));
}
}
else if (PlatformInfo.Current.IsLinux)
{
return(NativeMethods.DsmLinux(origin, destination, DataGroups.Control, DataArgumentType.FileSystem, msg, data));
}
throw new PlatformNotSupportedException();
}
/// <summary>
/// This operation formats the specified storage. This operation destroys all images and subdirectories
/// under the selected device. Use with caution.
/// </summary>
/// <param name="fileSystem">The file system.</param>
/// <returns></returns>
public ReturnCode FormatMedia(TWFileSystem fileSystem)
{
Session.VerifyState(4, 4, DataGroups.Control, DataArgumentType.FileSystem, Message.FormatMedia);
return(Dsm.DsmEntry(Session.AppId, Session.CurrentSource.Identity, Message.FormatMedia, fileSystem));
}
/// <summary>
/// This operation creates a new directory within the current directory. Pathnames are not allowed,
/// only the name of the new directory can be specified.
/// </summary>
/// <param name="fileSystem">The file system.</param>
/// <returns></returns>
public ReturnCode CreateDirectory(TWFileSystem fileSystem)
{
Session.VerifyState(4, 4, DataGroups.Control, DataArgumentType.FileSystem, Message.CreateDirectory);
return(Dsm.DsmEntry(Session.AppId, Session.CurrentSource.Identity, Message.CreateDirectory, fileSystem));
}
/// <summary>
/// This operation gets the next filename in a directory, and returns information about that file (the
/// same information that can be retrieved with GetInfo).
/// </summary>
/// <param name="fileSystem">The file system.</param>
/// <returns></returns>
public ReturnCode GetNextFile(TWFileSystem fileSystem)
{
Session.VerifyState(4, 6, DataGroups.Control, DataArgumentType.FileSystem, Message.GetNextFile);
return(Dsm.DsmEntry(Session.AppId, Session.CurrentSource.Identity, Message.GetNextFile, fileSystem));
}
