/// <summary>
/// Test
/// </summary>
static void Test_EnumerateInstalledPlugins()
{
//Debug.Listeners.Add(new ConsoleTraceListener());
// Create ParentWindow
IntPtr parentHandle = IntPtr.Zero;
/*
* MessageWindow f = new MessageWindow();
* f.MessageHandlers.Add(0x400, (ref Message m) => { m.Result = new IntPtr(1); });
* Application.DoEvents();
* IntPtr parentHandle = f.Handle;
*/
// find all installed plugins.
var ProgramFilesPath = Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles);
var dllFiles = Directory.GetFiles(ProgramFilesPath + "/Winamp/Plugins", "dsp_*.dll");
// foreach plugin dll...
foreach (var dllPath in dllFiles)
{
Console.WriteLine("Path: " + dllPath);
// Since the window f does not provide Winamp APIs,
// passing f.Handle will cause crash in loading dsp_sps.dll.
// dsp_sps requires IPC_GET_API_SERVICE.
DSPPlugin dsp = DSPPluginLoader.LoadDSPPlugin(dllPath, parentHandle);
if (dsp == null)
{
Console.WriteLine(" - Error.");
continue;
}
Console.WriteLine(" + Plug-in: " + dsp.Description);
Console.WriteLine(" + Header version: " + dsp.DspHeaderVersion);
for (int i = 0; i < dsp.Modules.Count; i++)
{
Console.WriteLine(" + Module #" + (i + 1) + ": " + dsp.Modules[i].Description);
}
dsp.Release();
}
}
/// <summary>
/// Test
/// </summary>
static void Test_PlayWithSATools()
{
string audioFileName = "./test.ogg";
string dspPluginDllName = "dsp_stereo_tool.dll";
// Load plugin
var ProgramFilesPath = Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles);
var pluginDllPath = Path.Combine(ProgramFilesPath, "Winamp/Plugins/" + dspPluginDllName);
Console.WriteLine("Loading: " + pluginDllPath);
DSPPlugin dsp = DSPPluginLoader.LoadDSPPlugin(pluginDllPath, IntPtr.Zero);
if (dsp == null || dsp.Modules == null || dsp.Modules.Count == 0)
{
Console.WriteLine(" - Error on LoadDSPPlugin(...)");
return;
}
DSPModule mod = dsp.Modules[0];
Console.WriteLine(" + Plug-in: " + dsp.Description);
Console.WriteLine(" + Header version: " + dsp.DspHeaderVersion);
Console.WriteLine(" + Module: " + mod.Description);
// Initialize Plugin
int initResult = mod.Init();
if (initResult != 0)
{
Console.WriteLine(" - Error on mod.Init(...)");
return;
}
using (OggDecodeStream waveStream = new OggDecodeStream(File.OpenRead(audioFileName)))
using (WaveOut waveOut = new WaveOut(-1, waveStream.SamplesPerSecond, waveStream.BitsPerSample, waveStream.Channels))
{
var bytesPerSample = waveStream.BitsPerSample / 8 * waveStream.Channels;
// Create waveform buffer (and get pinned pointer)
byte[] buffer = new byte[bytesPerSample * 4096];
GCHandle bufferHandle = GCHandle.Alloc(buffer, GCHandleType.Pinned);
IntPtr pBuffer = bufferHandle.AddrOfPinnedObject();
while (true)
{
// read (to half of buffer)
int read = waveStream.Read(buffer, 0, buffer.Length / 2);
if (read == 0)
{
break;
}
// modify by dsp
int samplesWritten = mod.ModifySample(pBuffer,
read / bytesPerSample, waveStream.BitsPerSample,
waveStream.Channels, waveStream.SamplesPerSecond);
// write
waveOut.Write(buffer, 0, samplesWritten * bytesPerSample);
while (waveOut.EnqueuedBufferSize >= buffer.Length * 4)
{
System.Windows.Forms.Application.DoEvents();
System.Threading.Thread.Sleep(1);
}
}
// release buffer
pBuffer = IntPtr.Zero;
bufferHandle.Free();
}
mod.Quit();
dsp.Release();
}
