Diff: DuerOS-Light-SDK-v1.1.0/duer-os-light/src/recorder/baidu_recorder.h

Revision:

47:9e361da97763

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/DuerOS-Light-SDK-v1.1.0/duer-os-light/src/recorder/baidu_recorder.h	Tue Jul 18 16:54:45 2017 +0800
@@ -0,0 +1,111 @@
+// Copyright 2017 Baidu Inc. All Rights Reserved.
+// Author: tai xiurong (taixiurong@baidu.com)
+//
+// Description:
+
+#ifndef BAIDU_IOT_TINYDU_IOT_OS_SRC_RECORDER_BAIDU_OS_RECORDER_H
+#define BAIDU_IOT_TINYDU_IOT_OS_SRC_RECORDER_BAIDU_OS_RECORDER_H
+
+#include <mbed.h>
+
+#include "baidu_ca_adapter.h"
+
+// #define O_BUFFER_LEN        (800)
+// #define I_BUFFER_LEN        ((O_BUFFER_LEN - 1) / 4 * 3)
+
+//#define REC_LOG(_fmt, ...)      //LOG("[REC]"_fmt, ##__VA_ARGS__)
+
+namespace duer {
+static const unsigned int s_o_buffer_len = 800;
+static const unsigned int s_i_buffer_len = (s_o_buffer_len -1)/4 *3;
+class Recorder {
+public:
+
+    class IPlugin {
+    public:
+
+        virtual int start_record() = 0;
+
+        virtual size_t read(void* data, size_t size) = 0;
+
+        virtual int stop_record() = 0;
+
+        virtual ~IPlugin() = 0;
+
+    };
+
+    class IListener {
+    public:
+
+        virtual int on_start() = 0;
+
+        virtual int on_resume() = 0;
+
+        virtual int on_data(const void* data, size_t size) = 0;
+
+        virtual int on_pause() = 0;
+
+        virtual int on_stop() = 0;
+
+        virtual ~IListener() = 0;
+
+    };
+
+    class MiddleWare: public IListener {
+    public:
+
+        MiddleWare();
+
+        virtual ~MiddleWare();
+
+        int set_listener(IListener* listener);
+
+    protected:
+
+        int process_start();
+
+        int process_resume();
+
+        int process_data(const void* data, size_t size);
+
+        int process_pause();
+
+        int process_stop();
+
+    private:
+
+        IListener* _listener;
+    };
+
+    Recorder(IPlugin* plugin, size_t  size, void* data);
+    Recorder(IPlugin* plugin, size_t  size);
+    Recorder(IPlugin* plugin);
+
+    virtual ~Recorder();
+
+    int start();
+
+    int resume();
+
+    int pause();
+
+    int stop();
+
+    int set_listener(IListener* listener);
+
+    static void add_drop_invalid_record();
+
+private:
+    void run();
+    IPlugin*            _plugin;
+    IListener*          _listener;
+    rtos::Thread        _thread;
+    int                 _state;
+    size_t              _capacity;
+    void*               _buff;
+
+};
+
+}//duer
+
+#endif // BAIDU_IOT_TINYDU_IOT_OS_SRC_RECORDER_BAIDU_OS_RECORDER_H