Diff: DuerOS-Light-SDK-v1.1.0/duer-os-light/src/media-base/baidu_media_base.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/media-base/baidu_media_base.h	Tue Jul 18 16:54:45 2017 +0800
@@ -0,0 +1,57 @@
+// Copyright 2017 Baidu Inc. All Rights Reserved.
+// Author: Chen Xihao (chenxihao@baidu.com)
+//
+// Description: Base class of Media
+
+#ifndef BAIDU_TINYDU_IOT_OS_SRC_MEDIA_BASE_BAIDU_MEDIA_BASE_H
+#define BAIDU_TINYDU_IOT_OS_SRC_MEDIA_BASE_BAIDU_MEDIA_BASE_H
+
+#include "mbed.h"
+#include "baidu_recorder.h"
+#include "baidu_media_type.h"
+
+namespace duer {
+
+class MediaBase : public Recorder::IPlugin {
+public:
+    int start_play(MediaType type);
+
+    int write(const void* data, size_t size);
+
+    int regulate_voice(unsigned char vol);
+
+    int pause_play();
+
+    int stop_play();
+
+    virtual int start_record();
+
+    virtual size_t read(void* data, size_t size);
+
+    virtual int stop_record();
+
+protected:
+    virtual int on_start_play(MediaType type) = 0;
+
+    virtual int on_write(const void* data, size_t size) = 0;
+
+    virtual int on_voice(unsigned char vol) = 0;
+
+    virtual int on_pause_play() = 0;
+
+    virtual int on_stop_play() = 0;
+
+    virtual int on_start_record() = 0;
+
+    virtual size_t on_read(void* data, size_t size) = 0;
+
+    virtual int on_stop_record() = 0;
+
+private:
+    static rtos::Mutex      _s_lock;
+    static int              _s_status;
+};
+
+} // namespace duer
+
+#endif // BAIDU_TINYDU_IOT_OS_SRC_MEDIA_BASE_BAIDU_MEDIA_BASE_H