fix streaming audio buffer size initialization

src/Audio/StreamingSound.cs

@@ -10,9 +10,6 @@ namespace MoonWorks.Audio
 	/// </summary>
 	public abstract class StreamingSound : SoundInstance
 	{
-		// How big should each buffer we consume be?
-		protected abstract int BUFFER_SIZE { get; }
-
 		// Should the AudioDevice thread automatically update this class?
 		public abstract bool AutoUpdate { get; }
 
@@ -20,6 +17,7 @@ namespace MoonWorks.Audio
 		protected bool ConsumingBuffers = false;
 
 		private const int BUFFER_COUNT = 3;
+		private nuint BufferSize;
 		private readonly IntPtr[] buffers;
 		private int nextBufferIndex = 0;
 		private uint queuedBufferCount = 0;
@@ -32,13 +30,17 @@ namespace MoonWorks.Audio
 			ushort bitsPerSample,
 			ushort blockAlign,
 			ushort channels,
-			uint samplesPerSecond
+			uint samplesPerSecond,
+			uint bufferSize
 		) : base(device, formatTag, bitsPerSample, blockAlign, channels, samplesPerSecond)
 		{
+			BufferSize = bufferSize;
+			System.Console.WriteLine(BufferSize);
+
 			buffers = new IntPtr[BUFFER_COUNT];
 			for (int i = 0; i < BUFFER_COUNT; i += 1)
 			{
-				buffers[i] = (IntPtr) NativeMemory.Alloc((nuint) BUFFER_SIZE);
+				buffers[i] = (IntPtr) NativeMemory.Alloc(bufferSize);
 			}
 		}
 
@@ -156,7 +158,7 @@ namespace MoonWorks.Audio
 
 			FillBuffer(
 				(void*) buffer,
-				BUFFER_SIZE,
+				(int) BufferSize,
 				out int filledLengthInBytes,
 				out bool reachedEnd
 			);

src/Audio/StreamingSoundOgg.cs

@@ -9,8 +9,6 @@ namespace MoonWorks.Audio
 		private IntPtr VorbisHandle;
 		private IntPtr FileDataPtr;
 		private FAudio.stb_vorbis_info Info;
-
-		protected override int BUFFER_SIZE => 32768;
 		public override bool AutoUpdate => true;
 
 		public unsafe static StreamingSoundOgg Load(AudioDevice device, string filePath)
@@ -43,14 +41,16 @@ namespace MoonWorks.Audio
 			AudioDevice device,
 			IntPtr fileDataPtr, // MUST BE A NATIVE MEMORY HANDLE!!
 			IntPtr vorbisHandle,
-			FAudio.stb_vorbis_info info
+			FAudio.stb_vorbis_info info,
+			uint bufferSize = 32768
 		) : base(
 			device,
 			3, /* float type */
 			32, /* size of float */
 			(ushort) (4 * info.channels),
 			(ushort) info.channels,
-			info.sample_rate
+			info.sample_rate,
+			bufferSize
 		) {
 			FileDataPtr = fileDataPtr;
 			VorbisHandle = vorbisHandle;

src/Audio/StreamingSoundQoa.cs

@@ -9,7 +9,6 @@ namespace MoonWorks.Audio
 		private IntPtr QoaHandle;
 		private IntPtr FileDataPtr;
 
-		protected override int BUFFER_SIZE { get; }
 		public override bool AutoUpdate => true;
 
 		uint Channels;
@@ -60,15 +59,14 @@ namespace MoonWorks.Audio
 			16,
 			(ushort) (2 * channels),
 			(ushort) channels,
-			samplesPerSecond
+			samplesPerSecond,
+			samplesPerChannelPerFrame * channels * sizeof(short)
 		) {
 			FileDataPtr = fileDataPtr;
 			QoaHandle = qoaHandle;
 			Channels = channels;
 			SamplesPerChannelPerFrame = samplesPerChannelPerFrame;
 			TotalSamplesPerChannel = totalSamplesPerChannel;
-
-			BUFFER_SIZE = (int) (samplesPerChannelPerFrame * Channels * sizeof(short));
 		}
 
 		public override void Seek(uint sampleFrame)

src/Audio/StreamingSoundSeekable.cs

@@ -4,8 +4,24 @@ namespace MoonWorks.Audio
 	{
 		public bool Loop { get; set; }
 
-		protected StreamingSoundSeekable(AudioDevice device, ushort formatTag, ushort bitsPerSample, ushort blockAlign, ushort channels, uint samplesPerSecond) : base(device, formatTag, bitsPerSample, blockAlign, channels, samplesPerSecond)
-		{
+		protected StreamingSoundSeekable(
+			AudioDevice device,
+			ushort formatTag,
+			ushort bitsPerSample,
+			ushort blockAlign,
+			ushort channels,
+			uint samplesPerSecond,
+			uint bufferSize
+		) : base(
+				device,
+				formatTag,
+				bitsPerSample,
+				blockAlign,
+				channels,
+				samplesPerSecond,
+				bufferSize
+		) {
+
 		}
 
 		public abstract void Seek(uint sampleFrame);

src/Video/StreamingSoundTheora.cs

@@ -6,7 +6,7 @@ namespace MoonWorks.Video
 	public unsafe class StreamingSoundTheora : StreamingSound
 	{
 		private IntPtr VideoHandle;
-		protected override int BUFFER_SIZE => 8192;
+
 		// Theorafile is not thread safe, so let's update on the main thread.
 		public override bool AutoUpdate => false;
 
@@ -14,14 +14,16 @@ namespace MoonWorks.Video
 			AudioDevice device,
 			IntPtr videoHandle,
 			int channels,
-			uint sampleRate
+			uint sampleRate,
+			uint bufferSize = 8192
 		) : base(
 			device,
 			3, /* float type */
 			32, /* size of float */
 			(ushort) (4 * channels),
 			(ushort) channels,
-			sampleRate
+			sampleRate,
+			bufferSize
 		) {
 			VideoHandle = videoHandle;
 		}