60 lines
1.7 KiB
C#
60 lines
1.7 KiB
C#
using System;
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using System.Windows.Controls;
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using Jellyfish.Library;
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namespace Jellyfish.Virtu.Services
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{
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public sealed class SilverlightAudioService : AudioService
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{
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public SilverlightAudioService(Machine machine, UserControl page, MediaElement media) :
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base(machine)
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{
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if (page == null)
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{
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throw new ArgumentNullException("page");
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}
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if (media == null)
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{
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throw new ArgumentNullException("media");
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}
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_media = media;
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_mediaSource = new WaveMediaStreamSource(SampleRate, SampleChannels, SampleBits, SampleSize, SampleLatency, OnMediaSourceUpdate);
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_media.SetSource(_mediaSource);
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page.Loaded += (sender, e) => _media.Play();
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page.Unloaded += (sender, e) => _media.Stop();
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}
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public override void SetVolume(float volume)
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{
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_media.Dispatcher.Send(() => _media.Volume = volume);
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}
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protected override void Dispose(bool disposing)
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{
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if (disposing)
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{
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_mediaSource.Dispose();
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}
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base.Dispose(disposing);
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}
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private void OnMediaSourceUpdate(byte[] buffer, int bufferSize) // audio thread
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{
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//if (_count++ % (1000 / SampleLatency) == 0)
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//{
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// DebugService.WriteLine("OnMediaSourceUpdate");
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//}
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Buffer.BlockCopy(Source, 0, buffer, 0, bufferSize);
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Update();
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}
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private MediaElement _media;
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private WaveMediaStreamSource _mediaSource;
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//private int _count;
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}
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}
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