New upstream version 19.0.3+dfsg1

UI/frontend-plugins/frontend-tools/captions-mssapi.hpp

@@ -0,0 +1,37 @@
+#pragma once
+
+#include "captions-handler.hpp"
+#include "captions-mssapi-stream.hpp"
+#include <util/windows/HRError.hpp>
+#include <util/windows/ComPtr.hpp>
+#include <util/windows/WinHandle.hpp>
+#include <util/windows/CoTaskMemPtr.hpp>
+#include <util/threading.h>
+#include <util/platform.h>
+#include <sphelper.h>
+
+#include <obs.hpp>
+
+#include <thread>
+
+class mssapi_captions : public captions_handler {
+	friend class CaptionStream;
+
+	ComPtr<CaptionStream>  audio;
+	ComPtr<ISpObjectToken> token;
+	ComPtr<ISpRecoGrammar> grammar;
+	ComPtr<ISpRecognizer>  recognizer;
+	ComPtr<ISpRecoContext> context;
+
+	HANDLE                 notify;
+	WinHandle              stop;
+	std::thread            t;
+	bool                   started = false;
+
+	void main_thread();
+
+public:
+	mssapi_captions(captions_cb callback, const std::string &lang);
+	virtual ~mssapi_captions();
+	virtual void pcm_data(const void *data, size_t frames) override;
+};