public static extern ReturnCode DsmWinNew(
[In, Out] TWIdentity origin,
[In, Out] TWIdentity destination,
DataGroups dg,
DataArgumentType dat,
Message msg,
[In, Out] TWJpegCompression data);
public static ReturnCode DsmEntry(
TWIdentity origin,
TWIdentity destination,
Message msg,
TWJpegCompression data)
{
if (PlatformInfo.Current.IsWindows)
{
if (PlatformInfo.Current.UseNewWinDSM)
{
return(NativeMethods.DsmWinNew(origin, destination, DataGroups.Image, DataArgumentType.JpegCompression, msg, data));
}
else
{
return(NativeMethods.DsmWinOld(origin, destination, DataGroups.Image, DataArgumentType.JpegCompression, msg, data));
}
}
else if (PlatformInfo.Current.IsLinux)
{
return(NativeMethods.DsmLinux(origin, destination, DataGroups.Image, DataArgumentType.JpegCompression, msg, data));
}
throw new PlatformNotSupportedException();
}
/// <summary>
/// Allows the application to configure the compression parameters to be used on all future JPEGcompressed
/// transfers during the current session. The application should have already
/// established that the requested values are supported by the Source.
/// </summary>
/// <param name="compression">The compression.</param>
/// <returns></returns>
public ReturnCode Set(TWJpegCompression compression)
{
Session.VerifyState(4, 4, DataGroups.Image, DataArgumentType.JpegCompression, Message.Set);
return(Dsm.DsmEntry(Session.AppId, Session.CurrentSource.Identity, Message.Set, compression));
}
public ReturnCode GetDefault(out TWJpegCompression compression)
{
Session.VerifyState(4, 6, DataGroups.Image, DataArgumentType.JpegCompression, Message.GetDefault);
compression = new TWJpegCompression();
return(Dsm.DsmEntry(Session.AppId, Session.CurrentSource.Identity, Message.GetDefault, compression));
}
