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using System.Runtime.ExceptionServices;
using Whisper;
namespace MicrophoneCS
{
sealed class CaptureThread: CaptureCallbacks
{
public CaptureThread( CommandLineArgs args, Context context, iAudioCapture source )
{
callbacks = new TranscribeCallbacks( args );
this.context = context;
this.source = source;
thread = new Thread( threadMain ) { Name = "Capture Thread" };
Console.WriteLine( "Press any key to quit" );
thread.Start();
}
static void readKeyCallback( object? state )
{
CaptureThread ct = ( state as CaptureThread ) ?? throw new ApplicationException();
Console.ReadKey();
ct.shouldQuit = true;
}
public void join()
{
ThreadPool.QueueUserWorkItem( readKeyCallback, this );
thread.Join();
edi?.Throw();
}
volatile bool shouldQuit = false;
protected override bool shouldCancel( Context sender ) =>
shouldQuit;
protected override void captureStatusChanged( Context sender, eCaptureStatus status )
{
Console.WriteLine( $"CaptureStatusChanged: {status}" );
}
readonly TranscribeCallbacks callbacks;
readonly Thread thread;
readonly Context context;
readonly iAudioCapture source;
ExceptionDispatchInfo? edi = null;
void threadMain()
{
try
{
context.runCapture( source, callbacks, this );
}
catch( Exception ex )
{
edi = ExceptionDispatchInfo.Capture( ex );
}
}
}
}
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