Exemplo n.º 1
0
 public SoundEffect(AudioDevice device, string filename)
 {
     dev = device;
     List<byte> totalBytes = new List<byte> ();
     byte[] buffer = new byte[4096];
     var stream = File.OpenRead (filename);
     ALFormat fmt;
     int sampleRate;
     using (var decoder = DecoderFactory.GetDecoderFromStream (stream)) {
         int read = 0;
         fmt = decoder.Format;
         sampleRate = decoder.SampleRate;
         while ((read = decoder.Read (4096, buffer)) == 4096) {
             totalBytes.AddRange (buffer);
         }
         totalBytes.AddRange (buffer.Take (read));
     }
     dev.EnsureAudioThread(() => {
         alBuffer = AL.GenBuffer();
         AL.BufferData(
             alBuffer,
             fmt,
             totalBytes.ToArray(),
             totalBytes.Count,
             sampleRate
         );
     });
 }
Exemplo n.º 2
0
 internal StreamingAudio(AudioDevice device, ALFormat format, int sampleRate)
 {
     bufferFormat = format;
     while (!device.ready)
         ;
     var sid = AL.GenSource ();
     sourceId = (int)sid;
     AudioDevice.CheckALError ();
     bufferIds = AL.GenBuffers (4);
     AudioDevice.CheckALError ();
     this.device = device;
     this.sampleRate = sampleRate;
 }
Exemplo n.º 3
0
 public SoundEffect(AudioDevice device, Sound sound) : this(device, sound.Filename)
 {
 }
Exemplo n.º 4
0
 /// <summary>
 /// Initializes a new instance of the <see cref="nginz.SoundManager"/> class.
 /// </summary>
 public SoundManager()
 {
     Device = new AudioDevice ();
 }
Exemplo n.º 5
0
 /// <summary>
 /// Initializes a new instance of the <see cref="nginz.SoundManager"/> class.
 /// </summary>
 public SoundManager()
 {
     Device = new AudioDevice();
 }
Exemplo n.º 6
0
 public SoundEffect(AudioDevice device, Sound sound)
     : this(device, sound.Filename)
 {
 }
Exemplo n.º 7
0
        internal void Update()
        {
            //manage state
            if (currentState == AudioPlayState.Stopped)
            {
                AL.SourceStop(sourceId);
                device.Remove(this);
                threadRunning = false;
                if (!userStopped)
                {
                    if (PlaybackFinished != null)
                    {
                        PlaybackFinished(this, true);
                    }
                }
                userStopped = false;
                return;
            }
            var state = AL.GetSourceState(sourceId);

            AudioDevice.CheckALError();
            if (currentState == AudioPlayState.Paused)
            {
                if (state != ALSourceState.Paused)
                {
                    AL.SourcePause(sourceId);
                }
                return;
            }

            //load buffers
            int processed_count;

            AL.GetSource(sourceId, ALGetSourcei.BuffersProcessed, out processed_count);
            while (processed_count > 0)
            {
                int bid = AL.SourceUnqueueBuffer(sourceId);
                if (bid != 0 && !finished)
                {
                    int length = BufferNeeded(this, buffer);
                    finished = length <= 0;
                    if (!finished)
                    {
                        AL.BufferData(bid, bufferFormat, buffer, length, sampleRate);
                        AL.SourceQueueBuffer(sourceId, bid);
                    }
                }
                --processed_count;
            }
            //check buffer
            if (state == ALSourceState.Stopped && !finished)
            {
                AL.SourcePlay(sourceId);
            }
            //are we finished?
            if (finished && state == ALSourceState.Stopped)
            {
                device.Remove(this);
                currentState  = AudioPlayState.Stopped;
                threadRunning = false;
                Empty();
                if (PlaybackFinished != null)
                {
                    PlaybackFinished(this, false);
                }
            }
        }