AudioDealThread.c
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#include <stdio.h>
#include <pthread.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "JZsdkLib.h"
#include "../AudioDeal.h"
#include "Megaphone/Megaphone.h"
#include "version_choose.h"
static pthread_mutex_t LibStatusPthread_mutex = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t LibStatusPthread_cond = PTHREAD_COND_INITIALIZER;
static pthread_mutex_t PlayStatus_mutex = PTHREAD_MUTEX_INITIALIZER;
static int AudioDealThreadStatus = JZ_FLAGCODE_OFF;
/**************
*
* 设置音频库的处理状态
*
* ***********/
static T_JZsdkReturnCode Set_AudioThreadStatus(int status)
{
AudioDealThreadStatus = status;
}
/**************
*
* 获取音频库的处理状态
*
* ***********/
T_JZsdkReturnCode Get_AudioDealThreadStatus()
{
return AudioDealThreadStatus;
}
/**************
*
* 音频库重采样与滤波标志位
*
* ***********/
T_JZsdkReturnCode Set_AudioDeal_ResampleAndFilterAndPlay_Flag(struct AudioDealInfo *IndexInfo ,int value)
{
pthread_mutex_lock(&LibStatusPthread_mutex);
//状态无变化
if (IndexInfo->AudioDeal_ResampleAndFilterAndPlay_Finish_Flag == value)
{
//直接退出
pthread_mutex_unlock(&LibStatusPthread_mutex);
return JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
}
//1、修改结构体的值
IndexInfo->AudioDeal_ResampleAndFilterAndPlay_Finish_Flag = value;
//2、通知播放状态管理线程
pthread_cond_signal(&LibStatusPthread_cond);
pthread_mutex_unlock(&LibStatusPthread_mutex);
return JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
}
/**************
*
* 音频库alsa标志位
*
* ***********/
T_JZsdkReturnCode Set_AudioDeal_Alsa_Flag(struct AudioDealInfo *IndexInfo ,int value)
{
pthread_mutex_lock(&LibStatusPthread_mutex);
//状态无变化
if (IndexInfo->AudioDeal_Alsa_Finish_Flag == value)
{
//直接退出
pthread_mutex_unlock(&LibStatusPthread_mutex);
return JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
}
//1、修改结构体的值
IndexInfo->AudioDeal_Alsa_Finish_Flag = value;
//2、通知播放状态管理线程
pthread_cond_signal(&LibStatusPthread_cond);
pthread_mutex_unlock(&LibStatusPthread_mutex);
return JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
}
/************************
*
* 播放状态线程初始化
*
* *******************/
static void *AudioDeal_LibStatusThread(void *arg)
{
struct AudioDealInfo *IndexInfo = (struct AudioDealInfo *) arg;
while (1)
{
pthread_mutex_lock(&LibStatusPthread_mutex);
//等候解锁线程
pthread_cond_wait(&LibStatusPthread_cond, &LibStatusPthread_mutex);
if (IndexInfo->AudioDeal_Alsa_Finish_Flag == JZ_FLAGCODE_OFF
&& IndexInfo->AudioDeal_ResampleAndFilterAndPlay_Finish_Flag == JZ_FLAGCODE_OFF)
{
//广播音频库的处理部分处于空闲状态
Set_AudioThreadStatus(JZ_FLAGCODE_OFF);
//printf("音频库状态变化off");
}
else
{
Set_AudioThreadStatus(JZ_FLAGCODE_ON);
//printf("音频库状态变化on");
}
pthread_mutex_unlock(&LibStatusPthread_mutex);
}
}
static T_JZsdkReturnCode AudioDeal_LibStatus_Init(struct AudioDealInfo *IndexInfo)
{
pthread_t alsa_play_task;
pthread_attr_t task_attribute; //线程属性
pthread_attr_init(&task_attribute); //初始化线程属性
pthread_attr_setdetachstate(&task_attribute, PTHREAD_CREATE_DETACHED); //设置线程属性
int tts_ret = pthread_create(&alsa_play_task,&task_attribute,AudioDeal_LibStatusThread,(void *)IndexInfo); //TTS线程
if(tts_ret != 0)
{
JZSDK_LOG_ERROR("创建播放线程失败！\n");
return JZ_ERROR_SYSTEM_MODULE_CODE_FAILURE;
}
}
/************************
*
* 三大线程的管理文件
* 分别是 数据生成线程 播放线程 播放状态线程
*
* *******************/
T_JZsdkReturnCode AudioDealThread_Init(struct AudioDealInfo *IndexInfo)
{
pthread_cond_init(&LibStatusPthread_cond, NULL);
pthread_mutex_init(&LibStatusPthread_mutex, NULL);
pthread_mutex_init(&PlayStatus_mutex, NULL);
AudioDeal_LibStatus_Init(IndexInfo);
return JZ_ERROR_SYSTEM_MODULE_CODE_SUCCESS;
}