public static byte[] FromIDSP(byte[] idsp) { File.WriteAllBytes("temp.idsp", idsp); IntPtr vgm = VGMStreamNative.InitVGMStream("temp.idsp"); if (vgm == IntPtr.Zero) { throw new Exception("Error loading idsp"); } int channelCount = VGMStreamNative.GetVGMStreamChannelCount(vgm); int bitsPerFrame = VGMStreamNative.GetVGMStreamFrameSize(vgm); int size = VGMStreamNative.GetVGMStreamTotalSamples(vgm); int samplerate = VGMStreamNative.GetVGMStreamSampleRate(vgm); int total = (int)((samplerate * bitsPerFrame * channelCount * (size / 24576000f)) / 8 * 1024); short[] buffer = new short[total]; VGMStreamNative.RenderVGMStream(buffer, buffer.Length / 2, vgm); FileOutput o = new FileOutput(); o.Endian = Endianness.Little; o.writeString("RIFF"); o.writeInt(0); o.writeString("WAVEfmt "); o.writeInt(0x10); o.writeShort(1); o.writeShort(channelCount); o.writeInt(samplerate); o.writeInt(size); o.writeShort(2); o.writeShort(0x10); o.writeString("data"); o.writeInt(buffer.Length); for (int i = 0; i < buffer.Length / 2; i++) { o.writeShort(buffer[i]); } o.writeIntAt(o.size() - 8, 4); VGMStreamNative.CloseVGMStream(vgm); File.Delete("temp.idsp"); return(o.getBytes()); }
public void Play() { // this cannot be very fast .-. // if anyone know how to pass the file via a byte array then that would be great... File.WriteAllBytes("temp.idsp", idsp); Console.WriteLine("here"); IntPtr vgm = VGMStreamNative.InitVGMStream("temp.idsp"); if (vgm == IntPtr.Zero) { throw new Exception("Error loading idsp"); } Console.WriteLine("here"); int channelCount = VGMStreamNative.GetVGMStreamChannelCount(vgm); int bitsPerFrame = VGMStreamNative.GetVGMStreamFrameSize(vgm); int size = VGMStreamNative.GetVGMStreamTotalSamples(vgm); int samplerate = VGMStreamNative.GetVGMStreamSampleRate(vgm); Console.WriteLine("here"); int total = (int)((samplerate * bitsPerFrame * channelCount * (size / 24576000f)) / 8 * 1024); //Console.WriteLine(channelCount + " " + bitsPerFrame + " " + size + " " + samplerate + " " + total.ToString("x")); short[] buffer = new short[total]; VGMStreamNative.RenderVGMStream(buffer, buffer.Length / 2, vgm); Console.WriteLine("here"); FileOutput o = new FileOutput(); o.Endian = Endianness.Little; for (int i = 0; i < buffer.Length / 2; i++) { o.writeShort(buffer[i]); } o.save("test.wav"); Console.WriteLine("here"); WAVE.Play(o.getBytes(), VGMStreamNative.GetVGMStreamChannelCount(vgm), VGMStreamNative.GetVGMStreamSamplesPerFrame(vgm), VGMStreamNative.GetVGMStreamSampleRate(vgm)); VGMStreamNative.CloseVGMStream(vgm); File.Delete("temp.idsp"); }