internal IntPtr AudioMasterCallBackProc(
IntPtr /*AEffect^*/ aeffectPtr,
Opcodes opcode,
int index,
IntPtr value,
IntPtr ptr,
float opt
)
{
/*
* Logger.LogInformation(
* $"AudioMasterCallBackProc " +
* $"{nameof(aeffectPtr)}:{aeffectPtr:X} " +
* $"{nameof(opcode)}:{opcode:F} " +
* $"{nameof(index)}:{index} " +
* $"{nameof(value)}:{value:X} " +
* $"{nameof(ptr)}:{ptr:X} " +
* $"{nameof(opt)}:{opt}"
* );
*/
switch (opcode)
{
case Opcodes.audioMasterVersion:
{
return(new IntPtr(2400));
}
case Opcodes.audioMasterGetTime:
{
var p = _param.AsSpan(0, 1);
p[0].vstTimeInfo.nanoSeconds = _counter.NowTicks * 100;
return(_param.GetIntPtr(0));
}
case Opcodes.audioMasterGetSampleRate:
{
return(new IntPtr(SamplingRate));
}
case Opcodes.audioMasterGetBlockSize:
{
return(new IntPtr(BlockSize));
}
case Opcodes.audioMasterGetCurrentProcessLevel:
{
var p = _param.AsSpan(0, 1);
return(new IntPtr((int)p[0].vstProcessLevels));
}
default:
//Logger.LogInformation("NOP");
return(default);
}
}
public VstHost(
int samplingRate,
int blockSize,
ILoggerFactory loggerFactory
)
{
_loggerFactory = loggerFactory ?? throw new ArgumentNullException(nameof(loggerFactory));
_logger = _loggerFactory.CreateLogger <VstHost>();
_param = new("vstTimeInfo", 1, _loggerFactory);
var p = _param.AsSpan(0, 1);
p[0].vstTimeInfo.samplePos = 0.0;
p[0].vstTimeInfo.sampleRate = samplingRate;
p[0].vstTimeInfo.nanoSeconds = 0.0;
p[0].vstTimeInfo.ppqPos = 0.0;
p[0].vstTimeInfo.tempo = 240.0;
p[0].vstTimeInfo.barStartPos = 0.0;
p[0].vstTimeInfo.cycleStartPos = 0.0;
p[0].vstTimeInfo.cycleEndPos = 0.0;
p[0].vstTimeInfo.timeSigNumerator = 4;
p[0].vstTimeInfo.timeSigDenominator = 4;
p[0].vstTimeInfo.smpteOffset = 0;
p[0].vstTimeInfo.smpteFrameRate = VstTimeInfo.VstSmpteFrameRate.kVstSmpte24fps;
p[0].vstTimeInfo.samplesToNextClock = 0;
p[0].vstTimeInfo.flags = VstTimeInfo.VstTimeInfoFlags.kVstTempoValid | VstTimeInfo.VstTimeInfoFlags.kVstNanosValid;
p[0].vstProcessLevels = VstProcessLevels.kVstProcessLevelRealtime;
p[0].samplingRate = samplingRate;
p[0].blockSize = blockSize;
}
public AudioMaster(
int samplingRate,
int blockSize,
ILoggerFactory loggerFactory,
ElapsedTimeCounter counter,
IDllManager dllManager
)
{
_loggerFactory = loggerFactory;
_logger = _loggerFactory.CreateLogger <AudioMaster <T> >();
_counter = counter;
DllManager = dllManager;
_param = new("vstTimeInfo", 1, _loggerFactory);
var p = _param.AsSpan(0, 1);
p[0].vstTimeInfo.samplePos = 0.0;
p[0].vstTimeInfo.sampleRate = samplingRate;
p[0].vstTimeInfo.nanoSeconds = 0.0;
p[0].vstTimeInfo.ppqPos = 0.0;
p[0].vstTimeInfo.tempo = 240.0;
p[0].vstTimeInfo.barStartPos = 0.0;
p[0].vstTimeInfo.cycleStartPos = 0.0;
p[0].vstTimeInfo.cycleEndPos = 0.0;
p[0].vstTimeInfo.timeSigNumerator = 4;
p[0].vstTimeInfo.timeSigDenominator = 4;
p[0].vstTimeInfo.smpteOffset = 0;
p[0].vstTimeInfo.smpteFrameRate = VstTimeInfo.VstSmpteFrameRate.kVstSmpte24fps;
p[0].vstTimeInfo.samplesToNextClock = 0;
p[0].vstTimeInfo.flags = VstTimeInfo.VstTimeInfoFlags.kVstTempoValid | VstTimeInfo.VstTimeInfoFlags.kVstNanosValid;
p[0].vstProcessLevels = VstProcessLevels.kVstProcessLevelRealtime;
p[0].samplingRate = samplingRate;
p[0].blockSize = blockSize;
}
public void Test1()
{
var configuration =
new ConfigurationBuilder()
.AddJsonFile("appsettings.json")
.Build();
using var loggerFactory = LoggerFactory.Create(builder =>
{
builder.AddConfiguration(configuration);
builder.AddConsole();
builder.AddDebug();
});
using var test = new IPCBuffer <Struct>("test", 2, loggerFactory);
{
var s1 = test.AsSpan(0, 2);
s1[0].a = 10;
s1[0].b = 20;
s1[0].c = 30;
s1[0].d = 40;
s1[1].a = 50;
s1[1].b = 60;
s1[1].c = 70;
s1[1].d = 80;
var s2 = test.AsSpan(0, 1);
Assert.Equal(10, s2[0].a);
Assert.Equal(20, s2[0].b);
Assert.Equal(30, s2[0].c);
Assert.Equal(40, s2[0].d);
var s3 = test.AsSpan(1, 1);
Assert.Equal(50, s3[0].a);
Assert.Equal(60, s3[0].b);
Assert.Equal(70, s3[0].c);
Assert.Equal(80, s3[0].d);
}
}