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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Runtime.InteropServices;
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namespace Service.Sound.SoundClient;
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public class NAudioClientDll
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{
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/**************************************常量定义**************************************/
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/*返回值定义*/
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public const int RET_SUCCESS = 0;
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public const int RET_INIT_CLIENT_FAIL = 1; //初始化客户端失败
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public const int RET_OPEN_AUDIOFILE_FAIL = 2; //打开音频文件失败
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public const int RET_INIT_PAGING_FAIL = 3; //初始化寻呼失败
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public const int RET_START_RECORD_FAIL = 4; //启动录音失败
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public const int RET_RESPONSE_TIMEOUT = 5; //响应超时
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public const int RET_LOCAL_IS_CALLING = 6; //正在进行本地对讲
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public const int RET_DEV_EXIST_IN_CALLINST = 7; //对讲实例中已存在该设备
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public const int RET_BOTH_DEV_IS_LOCALIP = 8; //对讲实例中双方都是本地IP
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public const int RET_CALLINST_NOT_EXIST = 9; //对讲实例不存在
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/*设备状态定义*/
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public const ushort DEVS_OFFLINE = 0; //离线状态
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public const ushort DEVS_IDLE = 1; //空闲状态
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public const ushort DEVS_PLAYING = 2; //播放状态
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public const ushort DEVS_INTERCOM = 3; //对讲状态
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public const ushort DEVS_SAMPLER = 4; //采集状态
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/*播放状态*/
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public const int PS_STOP = 0; //播放停止状态
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public const int PS_PLAYING = 1; //播放中
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public const int PS_PAUSE = 2; //播放暂停状态
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/*场景类型定义*/
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public const byte SCENE_PLAY_AUDIOFILE = 0; //播放音频文件
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public const byte SCENE_PLAY_TTS = 1; //文字转语音播放
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public const byte SCENE_PLAY_PAGING = 2; //话筒寻呼播放
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public const byte SCENE_PLAY_STREAM = 3; //音频流播放
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//播放实例
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public const byte PLAY_INST1 = 0; //播放实例1
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public const byte PLAY_INST2 = 1; //播放实例2
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public const byte PLAY_INST3 = 2; //播放实例3
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public const byte PLAY_INST4 = 3; //播放实例4
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public const byte PLAY_INST5 = 4; //播放实例5
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//呼叫状态
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public const int CALLS_IDLE = 0; //空闲状态
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public const int CALLS_START = 1; //启动对讲
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public const int CALLS_RING = 2; //响铃状态
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public const int CALLS_CALLING = 3; //呼叫状态
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public const int CALLS_HANGUP = 4; //挂断状态
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//呼叫回调类型
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public const uint CALLCB_NONE = 0;
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public const uint CALLCB_STATUS_CHANGE = 1; //对讲状态改变
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public const uint CALLCB_SEND_AUDIO_DATA = 2; //发送到设备的语音数据
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public const uint CALLCB_RECV_AUDIO_DATA = 3; //接收到的语音数据
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public const uint CALLCB_CMD_REQ_TIMEOUT = 4; //命令请求超时
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//命令请求超时类型
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public const int START_CALL_TMO = 1; //启动呼叫超时
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public const int PING_CALL_TMO = 2; //PING超时
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public const int ANSWER_CALL_TMO = 3; //接听呼叫超时
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public const int STOP_CALL_TMO = 4; //停止呼叫超时
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public const int RECV_DATA_TMO = 5; //接收数据超时
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//音频流格式
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public const int ASF_PCM = 0; //PCM格式
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public const int ASF_MP3 = 1; //mp3格式
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public const int ASF_IMA_ADPCM = 2; //IMA-ADPCM格式
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//网络话筒的音源
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public const byte NM_AS_MIC = 0; //前置MIC
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public const byte NM_AS_LINEIN = 1; //后置LINEIN
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//网络话筒广播采样率定义
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public const ushort NM_SMPR_8KHZ = 0;
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public const ushort NM_SMPR_16KHZ = 1;
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public const ushort NM_SMPR_24KHZ = 1;
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public const ushort NM_SMPR_32KHZ = 1;
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//回调类型定义
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public const int CBT_NONE = 0;
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public const int CBT_RECV_AUDIOSTREAM = 1; //收到音频流
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/*播放信息*/
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[StructLayout(LayoutKind.Sequential)]
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public struct sPlayInfo
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{
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public uint playStatus; //播放状态
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public int progress; //播放进度0-100
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public uint totalTime; //总播放时间(单位s)
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public uint samplerate; //采样率
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public uint bitrate; //比特率
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}
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/*对讲实例信息*/
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[StructLayout(LayoutKind.Sequential)]
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public struct sCallInstInfo
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{
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 16)]
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public string call_devip; // //主叫IP
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 16)]
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public string called_devip; // //被叫IP
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uint call_status; //呼叫状态
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}
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/*设备信息*/
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[StructLayout(LayoutKind.Sequential)]
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public struct sDeviceInfo
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{
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 16)]
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public string devip; // //设备IP
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 16)]
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public string devname; // //设备名称
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}
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/*分组信息*/
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[StructLayout(LayoutKind.Sequential)]
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public struct sGroupInfo
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{
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public byte groupno; // //组编号
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
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public byte[] reserve; //设备名称
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 16)]
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public string devname; // //设备名称
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}
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/*广播信息*/
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[StructLayout(LayoutKind.Sequential)]
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public struct sCastPara
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{
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public byte audio_src; //音源,只对网络话筒有效(NM_AS_MIC \NM_AS_LINEIN)
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public byte priority; //优先级 (1-255)
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public ushort samplerate; //采样率
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public byte input_gain; //输入增益
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
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public byte[] reserve; //reserve
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}
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/*音频流格式*/
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[StructLayout(LayoutKind.Sequential)]
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public struct sAudioFrame
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{
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public uint audio_head; //音频包头标记
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public byte scene_type; //场景,0:广播,1:对讲,2
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public byte instance; //实例
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public byte priority; //帧优先级
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public byte audiofmt; //音频格式
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public uint sampleRate; //采样率
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public uint bitrate; //比特率
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
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public byte[] reserve; //保留
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public byte addr_type; //地址类型,0:编号,1:IP地址
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public uint audio_src; //音源（设备编号/IP）
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public uint audio_dst; //目标（设备编号/IP)，仅对讲时用
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public uint frame_no; //帧序号
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public ushort frame_len; //数据帧长度
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public ushort reserve1; //保留
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 1200)]
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public byte[] data; //帧数据
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}
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/*播放状态改变回调函数*/
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public delegate void PlayStatusChange(byte scene, byte inst, uint status);
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/*对讲回调函数*/
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public delegate void CallCallback(IntPtr call_inst, uint cbtype, IntPtr data, uint len);
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public delegate void ClientCallBack(string devip, uint cbtype, IntPtr data, uint len);
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/*********************通用控制函数*********************/
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/*网络音频客户端启动(初始化)
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localIP:本机IP地址
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_client_init(string devip);
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/*网络音频客户端启动(初始化)
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funcPlayStatusChange:播放状态回调函数
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_client_start(PlayStatusChange funcPlayStatusChange);
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/*设置回调函数，
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client_cb:回调通知函数
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_set_callback(ClientCallBack funcClientCB);
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/*
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停止客户端
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程序退出时调用
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_client_stop();
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/*添加播放设备到指定场景的播放实例
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scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
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inst:播放实例，PLAY_INST1、PLAY_INST2...
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devip:添加的设备IP
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_add_play_device(byte scene, byte inst, string devip);
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/*从指定场景的播放实例移除播放设备
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scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
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inst:播放实例，PLAY_INST1、PLAY_INST2...
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devip:移除的设备IP
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_remove_play_device(byte scene, byte inst, string devip);
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/*清空指定场景播放实例的播放设备
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scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
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inst:播放实例，PLAY_INST1、PLAY_INST2...
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_clear_play_device(byte scene, byte inst);
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/*获取设备名称
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devip:设备IP
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devname:获取到的设备名称,最大32byte
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_get_device_name(string devip, IntPtr devname);
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/*获取设备状态
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devno:设备编号
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status:设备状态,DEVS_OFFLINE、DEVS_IDLE....
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_get_device_status(string devip, ref ushort status);
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/*获取设备音量
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devip:设备IP
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volume:设备音量,0-100....
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_get_device_volume(string devip, ref byte volume);
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/*设置设备音量
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devip:设备IP
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volume:设备音量,0-100....
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_set_device_volume(string devip, byte volume);
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/*获取设备分组(临时组播)
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devip:设备IP
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group:设备分组,0-255....
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_get_device_temp_group(string devip, ref byte group);
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/*设置设备分组(临时组播)
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devno:设备IP
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group:设备音量,0-255....
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_set_device_temp_group(string devip, byte group);
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/*移除设备分组(临时组播)
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devno:设备IP
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_remove_device_temp_group(string devip);
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/*
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获取播放设备
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scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
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inst:播放实例，PLAY_INST1、PLAY_INST2...
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pdevlist:获取到的设备编号列表
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devcnt:获取到的设备数目
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_get_play_device(byte scene, byte inst, IntPtr[] devip, ref int devcnt);
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/*设置播放音量(音源)
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scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
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inst:播放实例，PLAY_INST1、PLAY_INST2...
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volume:音量(0-100)
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_set_play_volume(byte scene, byte inst, int volume);
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/*获取播放音量(音源)
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scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
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inst:播放实例，PLAY_INST1、PLAY_INST2...
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volume:音量(0-100)
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_get_play_volume(byte scene, byte inst, ref int volume);
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/*设置TTS播放语速
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inst:播放实例，PLAY_INST1、PLAY_INST2...
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speed:语速(-10~+10,0为正常语速)
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_set_tts_speed(byte inst, int speed);
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/*设置推流音频参数
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inst:推流播放实例，PLAY_INST1、PLAY_INST2...
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audiofmt:音频流格式,ASF_PCM、ASF_MP3
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channelnbr:通道数(仅对PCM格式有效)
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samplerate:采样率(仅对PCM格式有效)
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_set_audio_stream_para(byte inst, int audiofmt, int channelnbr, int samplerate);
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/*发送音频数据
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inst:推流播放实例，PLAY_INST1、PLAY_INST2...
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data:发送的音频数据
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len:音频数据长度
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_send_play_data(byte inst, byte[] data, int len);
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/*获取TTS播放语速
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inst:播放实例，PLAY_INST1、PLAY_INST2...
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speed:语速(-10~+10,0为正常语速)
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*/
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[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_get_tts_speed(byte inst, ref int speed);
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/*启动音频播放,同时传入要播放的设备
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scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
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inst:播放实例，PLAY_INST1、PLAY_INST2...
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|
audiosrc:
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音频文件播放场景:audiosrc为音频文件路径,支持mp3、wma、wav 格式音频
|
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文字转语音播放场景:audiosrc为需要播放的文字
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寻呼场景:忽略此参数
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priority:音源的优先级(0-255),值越大优先级越高
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pdevlist:播放的设备编号列表
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devcnt:设备数目
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|
*/
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|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_start_play(byte scene, byte inst, string audiosrc, int priority, IntPtr[] devip,
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ref int devcnt);
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/*启动同步音频播放,同时传入要播放的设备,播放完成后函数返回,实时寻呼场景除外(立即返回)
|
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scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
|
|
|
inst:播放实例，PLAY_INST1、PLAY_INST2...
|
|
|
audiosrc:
|
|
|
音频文件播放场景:audiosrc为音频文件路径,支持mp3、wma、wav 格式音频
|
|
|
文字转语音播放场景:audiosrc为需要播放的文字
|
|
|
寻呼场景:忽略此参数
|
|
|
priority:音源的优先级(0-255),值越大优先级越高
|
|
|
pdevlist:播放的设备编号列表
|
|
|
devcnt:设备数目
|
|
|
*/
|
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|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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public static extern int na_start_play_sync(byte scene, byte inst, string audiosrc, int priority, IntPtr[] devip,
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|
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ref int devcnt);
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|
|
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|
/*启动音频播放,播放设备通过na_add_play_device和na_remove_play_device函数添加和删除
|
|
|
scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
|
|
|
inst:播放实例，PLAY_INST1、PLAY_INST2...
|
|
|
audiosrc:
|
|
|
音频文件播放场景:audiosrc为音频文件路径,支持mp3、wma、wav 格式音频
|
|
|
文字转语音播放场景:audiosrc为需要播放的文字
|
|
|
寻呼场景:忽略此参数
|
|
|
priority:音源的优先级(0-255),值越大优先级越高
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
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|
public static extern int na_start_play_1(byte scene, byte inst, string audiosrc, int priority);
|
|
|
|
|
|
/*启动同步音频播放,播放设备通过na_add_play_device和na_remove_play_device函数添加和删除,播放完成后函数返回,实时寻呼场景除外(立即返回)
|
|
|
scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
|
|
|
inst:播放实例，PLAY_INST1、PLAY_INST2...
|
|
|
audiosrc:
|
|
|
音频文件播放场景:audiosrc为音频文件路径,支持mp3、wma、wav 格式音频
|
|
|
文字转语音播放场景:audiosrc为需要播放的文字
|
|
|
寻呼场景:忽略此参数
|
|
|
priority:音源的优先级(0-255),值越大优先级越高
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_start_play_sync_1(byte scene, byte inst, string audiosrc, int priority);
|
|
|
|
|
|
/*暂停播放音频
|
|
|
scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
|
|
|
inst:播放实例，PLAY_INST1、PLAY_INST2...
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_pause_play(byte scene, byte inst);
|
|
|
|
|
|
/*暂停之后恢复播放音频
|
|
|
scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
|
|
|
inst:播放实例，PLAY_INST1、PLAY_INST2...
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_restore_play(byte scene, byte inst);
|
|
|
|
|
|
/*停止播放音频
|
|
|
scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
|
|
|
inst:播放实例，PLAY_INST1、PLAY_INST2...
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_stop_play(byte scene, byte inst);
|
|
|
|
|
|
/*获取播放信息
|
|
|
scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
|
|
|
inst:播放实例，PLAY_INST1、PLAY_INST2...
|
|
|
playinfo:获取到的播放信息
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_get_playinfo(byte scene, byte inst, ref sPlayInfo playinfo);
|
|
|
|
|
|
/*获取播放状态
|
|
|
scene:播放场景,SCENE_PLAY_AUDIOFILE、SCENE_PLAY_TTS、SCENE_PLAY_PAGING
|
|
|
inst:播放实例，PLAY_INST1、PLAY_INST2...
|
|
|
status:获取到的播放状态
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_get_play_status(byte scene, byte inst, ref uint status);
|
|
|
|
|
|
|
|
|
/**************************************对讲接口*******************************************/
|
|
|
|
|
|
/*设置对讲回调函数，
|
|
|
talk_cb:对讲回调函数
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_set_call_callback(CallCallback funcCallCallback);
|
|
|
|
|
|
/*软件作为主叫方启动对讲，
|
|
|
call_inst:对讲实例
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_start_call(out IntPtr call_inst, string called_devip);
|
|
|
|
|
|
/*软件停止对讲，
|
|
|
call_inst:对讲实例
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_stop_call(IntPtr call_inst);
|
|
|
|
|
|
/*软件作为被叫方接听对讲，
|
|
|
call_inst:对讲实例
|
|
|
*/
|
|
|
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_answer_call(IntPtr call_inst);
|
|
|
|
|
|
/*获取对讲实例信息
|
|
|
call_inst:对讲的实例
|
|
|
p_inst_info:实例信息
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_get_call_inst_info(IntPtr call_inst, ref sCallInstInfo instinfo);
|
|
|
|
|
|
/**************************************网络话筒相关接口*******************************************/
|
|
|
|
|
|
/*设置网络话筒的广播设备
|
|
|
devip:话筒的IP地址
|
|
|
devinfo:设备信息
|
|
|
devcnt:设备数目
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_nm_set_castdev(string devip, IntPtr devinfo, int devcnt);
|
|
|
|
|
|
/*设置网络话筒的广播分组
|
|
|
devip:话筒的IP地址
|
|
|
groupinfo:分组信息
|
|
|
groupcnt:分组数目
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_nm_set_castgroup(string devip, IntPtr groupinfo, int groupcnt);
|
|
|
|
|
|
/*网络话筒启动广播
|
|
|
devip:话筒的IP地址
|
|
|
groupinfo:分组信息
|
|
|
groupcnt:分组数目
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_nm_start_cast(string devip, sCastPara cast_para);
|
|
|
|
|
|
/*网络话筒停止广播
|
|
|
devip:话筒的IP地址
|
|
|
groupinfo:分组信息
|
|
|
groupcnt:分组数目
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_nm_stop_cast(string devip);
|
|
|
|
|
|
/**************************************端口控制接口*******************************************/
|
|
|
/*获取设备端口状态，
|
|
|
devip:设备IP
|
|
|
iomode:端口模式,一个端口占2bit,0:悬空输入；1:上拉输入;2:下拉输入;3:推挽输出
|
|
|
ioval:端口值
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_get_iostatus(string devip, ref uint iomode, ref uint ioval);
|
|
|
|
|
|
/*获取设备端口状态，
|
|
|
devip:设备IP
|
|
|
ioval:端口值，低16bit表示要设置的端口值，高16bit指定哪个端口需要设置
|
|
|
*/
|
|
|
[DllImport("NAudioClientDll.dll", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Ansi)]
|
|
|
public static extern int na_set_ioval(string devip, uint ioval);
|
|
|
} |
