+++ /dev/null
-//
-// Radegast Metaverse Client
-// Copyright (c) 2009, Radegast Development Team
-// All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are met:
-//
-// * Redistributions of source code must retain the above copyright notice,
-// this list of conditions and the following disclaimer.
-// * Redistributions in binary form must reproduce the above copyright
-// notice, this list of conditions and the following disclaimer in the
-// documentation and/or other materials provided with the distribution.
-// * Neither the name of the application "Radegast", nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
-// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-//
-// $Id$
-//
-using System;
-using System.Runtime.InteropServices;
-using FMOD;
-using OpenMetaverse;
-
-namespace Radegast.Media
-{
- public class StreamInfoArgs : EventArgs
- {
- public string Key;
- public string Value;
-
- public StreamInfoArgs(string key, string value)
- {
- Key = key;
- Value = value;
- }
- }
-
- public class Sound : MediaObject
- {
- /// <summary>
- /// FMOD channel controller, should not be used directly, add methods to Radegast.Media.Sound
- /// </summary>
- public Channel FMODChannel { get { return channel; } }
- private Channel channel = null;
-
- /// <summary>
- /// FMOD sound object, should not be used directly, add methods to Radegast.Media.Sound
- /// </summary>
- public FMOD.Sound FMODSound { get { return sound; } }
- private FMOD.Sound sound = null;
-
- /// <summary>
- /// Returns current position of the sound played in ms
- /// </summary>
- public uint Position { get { return position; } }
- private uint position = 0;
-
- /// <summary>
- /// Is sound currently playing
- /// </summary>
- public bool Playing { get { return playing; } }
- private bool playing = false;
-
- /// <summary>
- /// Is sound currently paused
- /// </summary>
- public bool Paused { get { return paused; } }
- private bool paused = false;
-
- /// <summary>
- /// Fired when a stream meta data is received
- /// </summary>
- /// <param name="sender">Sender</param>
- /// <param name="e">Key, value are sent in e</param>
- public delegate void StreamInfoCallback(object sender, StreamInfoArgs e);
-
- /// <summary>
- /// Fired when a stream meta data is received
- /// </summary>
- public event StreamInfoCallback OnStreamInfo;
-
- private bool soundcreated = false;
- private System.Timers.Timer timer;
-
- /// <summary>
- /// Creates a new sound object
- /// </summary>
- /// <param name="system">Sound system</param>
- public Sound(FMOD.System system)
- :base(system)
- {
- timer = new System.Timers.Timer();
- timer.Interval = 50d;
- timer.Elapsed += new System.Timers.ElapsedEventHandler(timer_Elapsed);
- timer.Enabled = false;
- }
-
-
- /// <summary>
- /// Releases resources of this sound object
- /// </summary>
- public override void Dispose()
- {
- if (timer != null)
- {
- timer.Enabled = false;
- timer.Dispose();
- timer = null;
- }
-
- if (sound != null)
- {
- sound.release();
- sound = null;
- }
- base.Dispose();
- }
-
- /// <summary>
- /// Plays audio stream
- /// </summary>
- /// <param name="url">URL of the stream</param>
- public void PlayStream(string url)
- {
- if (!soundcreated)
- {
- MediaManager.FMODExec(system.createSound(url, (MODE.HARDWARE | MODE._2D | MODE.CREATESTREAM | MODE.NONBLOCKING), ref sound));
- soundcreated = true;
- timer.Enabled = true;
- timer_Elapsed(null, null);
- }
- }
-
- /// <summary>
- /// Toggles sound pause
- /// </summary>
- public void TogglePaused()
- {
- if (channel != null)
- {
- channel.getPaused(ref paused);
- channel.setPaused(!paused);
- }
- }
-
- /// <summary>
- /// Set or get current volume for this sound in range 0.0 - 1.0
- /// </summary>
- public float Volume
- {
- set { volume = value; }
- get { return volume; }
- }
- private float volume = 0.5f;
- private float currentVolume;
-
- void timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
- {
- OPENSTATE openstate = 0;
- uint percentbuffered = 0;
- bool starving = false;
-
- try
- {
- if (soundcreated)
- {
- MediaManager.FMODExec(sound.getOpenState(ref openstate, ref percentbuffered, ref starving));
-
- if (openstate == OPENSTATE.READY && channel == null)
- {
- MediaManager.FMODExec(system.playSound(CHANNELINDEX.FREE, sound, false, ref channel));
- MediaManager.FMODExec(channel.setVolume(volume));
- currentVolume = volume;
- }
- }
-
- if (channel != null)
- {
- if (currentVolume != volume)
- {
- currentVolume = volume;
- MediaManager.FMODExec(channel.setVolume(volume));
- }
-
- for (; ; )
- {
- if (Environment.OSVersion.Platform == PlatformID.Unix)
- break; // we get a sig 11 for some reason /me blames mono
-
- TAG tag = new TAG();
- if (sound.getTag(null, -1, ref tag) != RESULT.OK)
- {
- break;
- }
- if (tag.datatype != TAGDATATYPE.STRING)
- {
- break;
- }
- else
- {
- if (OnStreamInfo != null)
- try { OnStreamInfo(this, new StreamInfoArgs(tag.name.ToLower(), Marshal.PtrToStringAnsi(tag.data))); }
- catch (Exception) { }
- }
- }
-
- MediaManager.FMODExec(channel.getPaused(ref paused));
- MediaManager.FMODExec(channel.isPlaying(ref playing));
- MediaManager.FMODExec(channel.getPosition(ref position, TIMEUNIT.MS));
- }
-
- if (system != null)
- {
- system.update();
- }
- }
- catch (Exception ex)
- {
- playing = paused = false;
- timer.Enabled = false;
- Logger.Log("Error playing sound: ", Helpers.LogLevel.Debug, ex);
- }
- }
- }
-}
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