XVPR_CODE ret;			// 返回值
XVPR *handle;			// 引擎句柄
xvpr_result res;		// 识别结果

char checksum[64] = "";
xvpr_person_info person;	

short *buffer = NULL;	
short *valid_buffer = NULL;
size_t buf_len = 0;

XVAD *vad_handle = NULL;

static char *identifies = "4621d373cade4e83";	// 声纹库群组号，可为不同类型的任务分配不同的群组号
static char *name = "test";	// 说话人用户名

// 版本号
printf("VER: %s\n", xvpr_version());

// 全局初始化（全局只需调一次）
ret = xvpr_global_init();
if (XVPR_CODE_SUCCESS != ret) {
	printf("Init xbusiness-vpr failed. RET = %d\n", ret);
	return -1;
}
printf("Init xbusiness-vpr success.\n");
	
// 设置接口参数
xvpr_global_setparam("accesskey", "84cc0e5c525dc728e1769ad6663341c8");	// AK
xvpr_global_setparam("secretkey", "84cc0e5c525dc728e1769ad6663341c8");	// SK
xvpr_global_setparam("host", "127.0.0.1");		// 服务地址
xvpr_global_setparam("port", "81");					// 服务端口
xvpr_global_setparam("version", "1");				// 服务端引擎声纹版本号

// 获取声纹引擎句柄	
// 该句柄不能多线程共享，必须在每个线程独立获取
handle = xvpr_client_init(identifies/* 声纹库群组号 */);	
if (NULL == handle) {
	printf("Create VPR handle failed. RET = %d\n", ret);
	return -1;
}
printf("Create VPR handle success.\n");

// 删除说话人
ret = xvpr_remove_person(handle, name);	
if (XVPR_CODE_SUCCESS != ret) {
	printf("Remove speaker information failed. RET = %d\n", ret);
} else {
	printf("Remove speaker information success.\n");
}
	
// 创建说话人
ret = xvpr_create_person(handle/* 声纹引擎句柄 */, name/* 说话人用户名 */);
if (XVPR_CODE_SUCCESS != ret) {
	printf("Create speaker information failed. RET = %d\n", ret);
} else {
	printf("Create speaker information success.\n");
}

// 获取说话人信息
// 能得到该说话人是否已成功注册声纹
ret = xvpr_get_info(handle, name, &person);
if (XVPR_CODE_SUCCESS != ret) {
	printf("Get speaker information failed. RET = %d\n", ret);
	return -1;
}
printf("Get speaker information success.\n");

// 读取语音信息
buf_len = xvpr_aid_read_buffer(argv[1], 50, &buffer);	// 语音参数
if (buf_len <= 0) {
	printf("Read speech buffer failed. RET = %d\n", buf_len);
	return -1;
}
printf("Read speech buffer success.\n");

// 创建端点检测实例
vad_handle = xvpr_vad_create_vad(8000);
if (NULL == vad_handle) {
	printf("Create VAD handle failed. RET = %d\n", vad_handle);
	return -1;
}
printf("Create VAD handle success.\n");

// 进行有效语音检测
buf_len = xvpr_vad_detect_valid_speech(vad_handle, buffer, buf_len, &valid_buffer);
if (buf_len <= 0) {
	printf("No speech detected. RET = %d\n", buf_len);
	return -1;
}
printf("Detected valid speech success.\n");

// 为说话人添加语音（注意：需要添加3条或以上语音）	
ret = xvpr_add_speech(handle, name, "codec:pcm/raw;sr:8000;verify:true;rule:*", buffer, buf_len, checksum);
if (XVPR_CODE_SUCCESS != ret) {
	printf("Add speech failed. RET = %d\n", ret);
	return -1;
}
printf("Add speech success.\n");

// 注册声纹
ret = xvpr_register_person(handle, name);
if (XVPR_CODE_SUCCESS != ret) {
	printf("Register speaker failed. RET = %d\n", ret);
	return -1;
}
printf("Register speaker success.\n");

// 声纹确认
ret = xvpr_verify_person(handle, name, "codec:pcm/raw;sr:8000;verify:true;rule:*", buffer, buf_len, &res);
if (XVPR_CODE_SUCCESS != ret) {
	printf("Verify speaker failed. RET = %d\n", ret);
	return -1;
}
printf("Verify speaker success. name=%s, similarity=%2f\n", res.name, res.similarity);

// 声纹辨认
ret = xvpr_identify_person(handle, "codec:pcm/raw;sr:8000;verify:true;rule:*", buffer, buf_len, &res);
if (XVPR_CODE_SUCCESS != ret) {
	printf("Identify speaker failed. RET = %d\n", ret);
	return -1;
}
printf("Identify speaker success. name=%s, similarity=%2f\n", res.name, res.similarity);

// 释放内存
xvpr_aid_release_buffer(&buffer);
xvpr_aid_release_buffer(&valid_buffer);
xvpr_global_release();

#if defined(WIN32) && !defined(GNUWINCE)
getch();
#else
getchar();	
#endif
return 0;