From 8c4603c73675958efc960fbd4bb599a2909d106a Mon Sep 17 00:00:00 2001
From: Konstantin <const@const.me>
Date: Mon, 16 Jan 2023 14:52:43 +0100
Subject: Source codes

---
 WhisperNet/API/iMediaFoundation.cs | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 WhisperNet/API/iMediaFoundation.cs

(limited to 'WhisperNet/API/iMediaFoundation.cs')

diff --git a/WhisperNet/API/iMediaFoundation.cs b/WhisperNet/API/iMediaFoundation.cs
new file mode 100644
index 0000000..535f904
--- /dev/null
+++ b/WhisperNet/API/iMediaFoundation.cs
@@ -0,0 +1,36 @@
+using ComLight;
+using System.Runtime.InteropServices;
+using Whisper.Internal;
+
+namespace Whisper
+{
+	/// <summary>Exposes a small subset of MS Media Foundation framework.</summary>
+	/// <remarks>That framework is a part of Windows OS, since Vista.</remarks>
+	/// <seealso href="https://learn.microsoft.com/en-us/windows/win32/medfound/microsoft-media-foundation-sdk" />
+	[ComInterface( "fb9763a5-d77d-4b6e-aff8-f494813cebd8", eMarshalDirection.ToManaged ), CustomConventions( typeof( NativeLogger ) )]
+	public interface iMediaFoundation: IDisposable
+	{
+		/// <summary>Decode complete audio file into a new memory buffer.</summary>
+		/// <returns>
+		/// Under the hood, the method asks MF to resample and convert audio into the suitable type for the Whisper model.<br/>
+		/// If the path is a video file, the method will decode the first audio track.
+		/// </returns>
+		[RetValIndex( 2 )]
+		iAudioBuffer loadAudioFile( [MarshalAs( UnmanagedType.LPWStr )] string path, [MarshalAs( UnmanagedType.U1 )] bool stereo = false );
+
+		/// <summary>Create a reader to stream the audio file from disk</summary>
+		/// <returns>
+		/// Under the hood, the method asks MF to resample and convert audio into the suitable type for the Whisper model.<br/>
+		/// If the path is a video file, the method will decode the first audio track.
+		/// </returns>
+		[RetValIndex( 2 )]
+		iAudioReader openAudioFile( [MarshalAs( UnmanagedType.LPWStr )] string path, [MarshalAs( UnmanagedType.U1 )] bool stereo = false );
+
+		/// <summary>List capture devices</summary>
+		void listCaptureDevices( [MarshalAs( UnmanagedType.FunctionPtr )] pfnFoundCaptureDevices pfn, IntPtr pv );
+
+		/// <summary>Open audio capture device</summary>
+		[RetValIndex( 2 )]
+		iAudioCapture openCaptureDevice( [MarshalAs( UnmanagedType.LPWStr )] string endpoint, [In] ref sCaptureParams captureParams );
+	}
+}
\ No newline at end of file
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