1. 获取版本号有内存泄漏问题解决；

2. ffmpeg媒体屏幕共享/录制不需要增加间隔，实时获取即可，解决延时问题；
3. ffmpeg录制获取麦克给调用者；

git-svn-id: https://dev.3mang.com:543/svn/liveAssistant@44 ac0e06cd-bbdd-2244-bc7c-814b9d430a94

+2015/06/14 
+1. 获取版本号有内存泄漏问题解决；
+2. ffmpeg媒体屏幕共享/录制不需要增加间隔，实时获取即可，解决延时问题；
+3. ffmpeg录制获取麦克给调用者；
+（1）命令消息
+typedef struct tagWSData_S
+{
+	uint16_ws cmd; --- WS_CMD_REC_GET_MIC=26
+	uint8_ws byte_order; --- 1
+	uint8_ws resv;
+	uint32_ws data_len; --- 0
+	uint8_ws *data;
+}WSData_S;
+
+（2）返回消息
+成功消息
+typedef struct tagWSData_S
+{
+	uint16_ws cmd; --- WS_RES_REC_GET_MIC_SUC=53
+	uint8_ws byte_order; --- 1
+	uint8_ws resv;
+	uint32_ws data_len;
+	uint8_ws *data; --- 4字节麦克个数 4字节MIC1长度 MIC1长度字符串 4字节MIC2长度 MIC2长度字符串 ......
+}WSData_S;
+失败消息
+typedef struct tagWSData_S
+{
+	uint16_ws cmd; --- WS_RES_REC_GET_MIC_FAIL=54
+	uint8_ws byte_order; --- 1
+	uint8_ws resv;
+	uint32_ws data_len; --- 0
+	uint8_ws *data;
+}WSData_S;