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path: root/gstreamer-sharp/MixerMessage.cs
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namespace Gst.Interfaces {

	using System;
	using System.Runtime.InteropServices;
	using System.Reflection;
	using GLib;
	using Gst;
	using Gst.Interfaces;

	public static class MixerMessage {
		[DllImport("gstinterfaces-0.10.dll")]
		static extern int gst_mixer_message_get_type(IntPtr message);

		public static Gst.Interfaces.MixerMessageType MessageGetType(Gst.Message message) {
			int raw_ret = gst_mixer_message_get_type(message == null ? IntPtr.Zero : message.Handle);
			Gst.Interfaces.MixerMessageType ret = (Gst.Interfaces.MixerMessageType) raw_ret;
			return ret;
		}

		[DllImport("gstinterfaces-0.10.dll")]
		static extern void gst_mixer_message_parse_mute_toggled(IntPtr message, out IntPtr track, out bool mute);

		public static void ParseMuteToggled(Gst.Message message, out Gst.Interfaces.MixerTrack track, out bool mute) {
			IntPtr native_ptr;

			gst_mixer_message_parse_mute_toggled (message == null ? IntPtr.Zero : message.Handle, out native_ptr, out mute);

			track = (MixerTrack) GLib.Object.GetObject (native_ptr, false);
		}

		[DllImport("gstinterfaces-0.10.dll")]
		static extern void gst_mixer_message_parse_option_changed(IntPtr message, out IntPtr options, out IntPtr value);

		public static void MessageParseOptionChanged(Gst.Message message, out Gst.Interfaces.MixerOptions options, out string value) {
			IntPtr native_value;
			IntPtr native_options;

			gst_mixer_message_parse_option_changed(message == null ? IntPtr.Zero : message.Handle, out native_options, out native_value);

			options = (MixerOptions) GLib.Object.GetObject (native_options, false);
			value = GLib.Marshaller.Utf8PtrToString (native_value);
		}

		[DllImport("gstinterfaces-0.10.dll")]
		static extern void gst_mixer_message_parse_record_toggled(IntPtr message, out IntPtr track, out bool record);

		public static void MessageParseRecordToggled(Gst.Message message, out Gst.Interfaces.MixerTrack track, out bool record) {
			IntPtr native_ptr;

			gst_mixer_message_parse_record_toggled(message == null ? IntPtr.Zero : message.Handle, out native_ptr, out record);
			track = (MixerTrack) GLib.Object.GetObject (native_ptr, false);
		}

		[DllImport("gstinterfaces-0.10.dll")]
		static extern void gst_mixer_message_parse_volume_changed(IntPtr message, out IntPtr track, out IntPtr volumes, out int num_channels);

		public static void MessageParseVolumeChanged(Gst.Message message, out Gst.Interfaces.MixerTrack track, out int[] volumes) {
			IntPtr native_track;
			IntPtr native_volumes;
			int n_native_volumes;

			gst_mixer_message_parse_volume_changed(message == null ? IntPtr.Zero : message.Handle, out native_track, out native_volumes, out n_native_volumes);

			track = (MixerTrack) GLib.Object.GetObject (native_track, false);
			volumes = new int[n_native_volumes];
			for (int i = 0; i < n_native_volumes; i++)
				volumes[i] = Marshal.ReadInt32 (native_volumes, i * 4);
			GLib.Marshaller.Free (native_volumes);
		}

		[DllImport("gstinterfaces-0.10.dll")]
		static extern void gst_mixer_message_parse_options_list_changed(IntPtr message, out IntPtr options);

		public static void MessageParseOptionsListChanged(Gst.Message message, out Gst.Interfaces.MixerOptions options) {
			IntPtr native_options;

			gst_mixer_message_parse_options_list_changed(message == null ? IntPtr.Zero : message.Handle, out native_options);
			options = (MixerOptions) GLib.Object.GetObject (native_options, false);
		}
	}
}