mute
8585972a1e
WinForms tray app that captures text (from file or direct input) and synthesizes speech via libpiper (Piper TTS), outputting to any audio device (VB-CABLE for virtual mic routing). Features: - Global PTT hotkey (configurable F1-F12) via WH_KEYBOARD_LL - Text file sequential reader (line-by-line on each PTT cycle) - Direct text input with Speak button - Voice manager: browse 147-voice Piper catalogue, download, remove - libpiper P/Invoke wrapper with UTF-8 marshaling, streaming chunks - BufferedWaveProvider streaming playback with trailing silence flush - Sentence terminator auto-append (fixes espeak-ng final-word drop) - Tray icon with minimize-to-tray Architecture: - Robovoice.Core: ITtsEngine, ISttSource interfaces, voice catalogue - Robovoice.Tts.LibPiper: P/Invoke wrapper for libpiper.dll - Robovoice.Stt.File: text file STT source (testing without mic server) - Robovoice.Stt.Udp: UDP client stub (for future Linux mic server) - Robovoice.App: WinForms UI, orchestrator, PTT hotkey, audio output
29 lines
898 B
C#
29 lines
898 B
C#
using System.Runtime.InteropServices;
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namespace Robovoice.Tts.LibPiper;
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internal static class NativeDependencyLoader
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{
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private static int _loaded;
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public static void EnsureLoaded()
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{
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if (Interlocked.CompareExchange(ref _loaded, 1, 0) != 0)
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return;
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string baseDir = AppContext.BaseDirectory;
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string nativeDir = Path.Combine(baseDir, "runtimes", "win-x64", "native");
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if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows) && Directory.Exists(nativeDir))
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{
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if (!SetDllDirectory(nativeDir))
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throw new InvalidOperationException(
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$"SetDllDirectory failed for: {nativeDir}");
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}
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}
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[DllImport("kernel32.dll", SetLastError = true, CharSet = CharSet.Unicode)]
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[return: MarshalAs(UnmanagedType.Bool)]
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private static extern bool SetDllDirectory(string lpPathName);
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}
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