/*internal void BufferFiller(IntPtr data, int size)
* {
* if (t.Count != 0)
* {
* byte[] b = t.Dequeue();
* //size = b.Length;
* System.Runtime.InteropServices.Marshal.Copy(b, 0, data, b.Length);
* //data = t.Dequeue();
* //size = t2.Dequeue();
* }
* }*/
//WaveLib.WaveNative.WaveHdr h = new WaveLib.WaveNative.WaveHdr();
protected override void WndProc(ref Message m)
{
if (m.Msg == 0x113)
{
frame++;
if (frame >= File.Header.NrFrames)
{
frame = 0;
}
IO.Misc.THP.THPFrame f = File.GetFrame(frame); //t.Dequeue();
if (audio)
{
byte[] a;
f.ToPCM16(out a);
//t.Enqueue(a);
//w.Size = f.ToPCM16(out w.Data);
//unsafe
//{
//WaveLib.WaveNative.waveOutPrepareHeader(WaveOut, ref h, sizeof(WaveLib.WaveNative.WaveHdr));
//WaveLib.WaveNative.waveOutWrite(WaveOut, ref h, sizeof(WaveLib.WaveNative.WaveHdr));
//}
//byte[] s = f.ToPCM16();
bb.AddSamples(a, 0, a.Length);
}
pictureBox1.Image = f.ToBitmap();
//backgroundWorker1.RunWorkerAsync();
}
base.WndProc(ref m);
}
private void backgroundWorker1_DoWork(object sender, DoWorkEventArgs e)
{
while (!stop)
{
if (Frames.Count < 8 || AudioBuffer.BufferedBytes < 8192 * 4)
{
retry:
byte[] audio;
Bitmap b = Video.GetNextFrame(out audio);
if (audio != null)
{
short[] data = AudioConverter.GetWaveData(audio, 0, audio.Length);
byte[] result = new byte[data.Length * 2];
IOUtil.WriteS16sLE(result, 0, data);
AudioBuffer.AddSamples(result, 0, result.Length);
goto retry;
}
if (b == null)
{
stop = true;
if ((Video.Header.Flags & 4) == 4)
{
Player.Stop();
Player.Dispose();
Player = null;
AudioBuffer = null;
}
}
else
{
Frames.Enqueue(b);
}
}
}
}
private void RunAudioThread(object jobObj)
{
var job = (AudioOut.Job)jobObj;
using (var audioOut = new NAudio.Wave.WaveOut())
{
var audioBuffer = new NAudio.Wave.BufferedWaveProvider(new NAudio.Wave.WaveFormat());
audioOut.DesiredLatency = 100;
audioOut.Init(audioBuffer);
audioOut.Play();
var bufferSize = 5000;
var sampleBuffer = new float[bufferSize];
var byteBuffer = new byte[bufferSize * 4];
while (true)
{
while (audioBuffer.BufferedBytes < bufferSize * 2)
{
for (var i = 0; i < sampleBuffer.Length; i++)
{
sampleBuffer[i] = 0;
}
var sampleNum = job.GetNextSamples(sampleBuffer);
if (sampleNum == 0)
{
goto end;
}
for (var i = 0; i < sampleNum; i++)
{
var sampleU = unchecked ((ushort)(short)(sampleBuffer[i] * 0x4000));
byteBuffer[i * 4 + 0] = (byte)((sampleU >> 0) & 0xff);
byteBuffer[i * 4 + 1] = (byte)((sampleU >> 8) & 0xff);
byteBuffer[i * 4 + 2] = (byte)((sampleU >> 0) & 0xff);
byteBuffer[i * 4 + 3] = (byte)((sampleU >> 8) & 0xff);
}
audioBuffer.AddSamples(byteBuffer, 0, sampleNum * 4);
}
System.Threading.Thread.Sleep(50);
}
end:
audioOut.Stop();
}
lock (audioThreads)
audioThreads.Remove(System.Threading.Thread.CurrentThread);
}
/// <summary>
/// Add some music sample to the buffer. Not all samples are required to be accepted into the player buffer
/// </summary>
/// <param name="channels"></param>
/// <param name="rate"></param>
/// <param name="samples"></param>
/// <param name="frames"></param>
/// <returns></returns>
public int EnqueueSamples(int channels, int rate, byte[] samples, int frames)
{
// If we don't yet have a buffer, allocate one and start playing from it as a barground activity
if (buffer == null)
{
buffer = new NAudio.Wave.BufferedWaveProvider(new NAudio.Wave.WaveFormat(rate, channels));
dso = new NAudio.Wave.DirectSoundOut(70);
dso.Init(buffer);
dso.Play();
}
// Do we have room in the buffer to add all the new samples
int space = buffer.BufferLength - buffer.BufferedBytes;
if (space > samples.Length)
{
// Add them all
buffer.AddSamples(samples, 0, samples.Length);
return(frames);
}
// None added as there was insufficient room for them all
return(0);
}
private static void session_OnMusicDelivered(object sender, Spotify.MusicDeliveryEventArgs e)
{
_audioProvider.AddSamples(e.PcmData, 0, e.PcmData.Length);
}
/// <summary>
/// Feed audio data into the speakers
/// </summary>
/// <param name="recv">The audio data bytes</param>
public void BufferPlay(byte[] recv)
{
byte[] copied = new byte[recv.Length];
Array.Copy(recv, copied, recv.Length);
provider.AddSamples(copied, 0, copied.Length);
}
