src/lynq/lib/liblynq-call/lynq_call_rtp.cpp

#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <fcntl.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <binder/Parcel.h>
#include <log/log.h>
#include <cutils/jstring.h>
#include <pthread.h>
#include "liblog/lynq_deflog.h"
#include <sys/time.h>
#include <string.h>
#include "lynq_call.h"
#include "lynq_module_common.h"
#include "lynq_call_common.h"

#define RTP_FROM_CMD "gst-launch-1.0 -v udpsrc port=%d caps=\'application/x-rtp, media=(string)audio, clock-rate=(int)%d, channels=(int)%d\' ! rtpjitterbuffer latency=%d ! rtppcmadepay ! alawdec ! audioresample ! audioconvert ! alsasink device=\'hw:0,2\'"
#define RTP_TO_CMD   "gst-launch-1.0 -v alsasrc device=\'hw:0,6\' ! audioconvert ! audioresample ! alawenc ! rtppcmapay ! udpsink host=%s %s auto-multicast=true port=%d"
#define RTP_VLAN_INFO_FORMAT "multicast-iface=\"%s\""
#define USER_LOG_TAG "LYNQ_CALL"

typedef struct
{   
    char ip[MAX_IP_LENGTH];
    int port;   
    char vlan_info[MAX_VLAN_INFO_LENGTH];
}lynq_rtp_server_info;

typedef struct
{       
    int port;
    int clockrate;  
    int latency;
    int channels;
}lynq_rtp_client_info;

static lynq_rtp_client_info g_rtp_client_info;
static lynq_rtp_server_info g_rtp_server_info;

static pthread_t g_rtp_thread[RTP_MODE_MAX];
static bool g_rtp_thread_valid[RTP_MODE_MAX];

void lynq_init_rtp()
{   
    memset(&g_rtp_client_info,0,sizeof(g_rtp_client_info));
    memset(&g_rtp_server_info,0,sizeof(g_rtp_server_info));    
  

    lynq_set_rtp_param(8000,1,400);

    for(int i=0;i<RTP_MODE_MAX;i++)
    {
        lynq_set_rtp_port(i,6666);
        g_rtp_thread_valid[i] = 0;
    }          
    
    LYDBGLOG("lynq init rtp success!!!");
    return;
}

/*Audio Path setting begin*/
/*sub function*/
void lynq_set_rtp_mixer_ctrl(int enable_rtp)
{
    char cmd[256];
    LYINFLOG("set_rtp_mixer_ctrl %d", enable_rtp);
    if(enable_rtp)
    {
        sprintf(cmd, "amixer -D mtk_phonecall cset name=\"Speech_on\" %d", 0);
        system(cmd);
        sprintf(cmd, "amixer -D mtk_phonecall cset name=\"M2M_Speech_on\" %d", 1);
        system(cmd);
        sprintf(cmd, "amixer -c0 cset name=\"PCM_2_PB_CH1 DL2_CH1\" %d", 1);
        system(cmd);
        sprintf(cmd, "amixer -c0 cset name=\"PCM_2_PB_CH2 DL2_CH2\" %d", 1);
        system(cmd);
        sprintf(cmd, "amixer -c0 cset name=\"UL2_CH1 PCM_2_CAP_CH1\" %d", 1);
        system(cmd);
        sprintf(cmd, "amixer -c0 cset name=\"UL2_CH2 PCM_2_CAP_CH1\" %d", 1);
        system(cmd);    
    }
    else 
    {        
        sprintf(cmd, "amixer -D mtk_phonecall cset name=\"M2M_Speech_on\" %d", 0);
        system(cmd);
        sprintf(cmd, "amixer -c0 cset name=\"PCM_2_PB_CH1 DL2_CH1\" %d", 0);
        system(cmd);
        sprintf(cmd, "amixer -c0 cset name=\"PCM_2_PB_CH2 DL2_CH2\" %d", 0);
        system(cmd);
        sprintf(cmd, "amixer -c0 cset name=\"UL2_CH1 PCM_2_CAP_CH1\" %d", 0);
        system(cmd);
        sprintf(cmd, "amixer -c0 cset name=\"UL2_CH2 PCM_2_CAP_CH1\" %d", 0);
        system(cmd);    
        sprintf(cmd, "amixer -D mtk_phonecall cset name=\"Speech_on\" %d", 1);
        system(cmd);
    }    
}

void* lynq_start_rtp_cmd(void *arg)
{
    int* rtp_mode= (int*) arg;
    char cmd[384];
    char vlan_para_string[sizeof(RTP_VLAN_INFO_FORMAT)+MAX_VLAN_INFO_LENGTH-2/*sizeof "%s"*/]={0};
    LYINFLOG("lynq_start_rtp_cmd: rtp_mode is %d",(*rtp_mode));    
    if ((*rtp_mode) == RTP_CLIENT)
    {
        sprintf(cmd,RTP_FROM_CMD, \
            g_rtp_client_info.port,g_rtp_client_info.clockrate,g_rtp_client_info.channels, \
            g_rtp_client_info.latency);            
    //  LYINFLOG("start from rtp play: cmd is %s",cmd);    
        system(cmd);
    }
    else if ((*rtp_mode) == RTP_SERVER)
    {
        if(strlen(g_rtp_server_info.vlan_info)>0)
        {
           sprintf(vlan_para_string,RTP_VLAN_INFO_FORMAT,g_rtp_server_info.vlan_info);
        }
        sprintf(cmd,RTP_TO_CMD,   \
        g_rtp_server_info.ip,vlan_para_string,g_rtp_server_info.port);       
        
    //  LYINFLOG("start to rtp play: cmd is %s",cmd);
        system(cmd);    
    }
    return NULL;
}

int lynq_start_rtp_thread(int rtp_mode)
{
    int ret;
    pthread_attr_t attr;
    static int start_mode[RTP_MODE_MAX]={0,1};  

    pthread_attr_init(&attr);
    pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
    ret = pthread_create(&(g_rtp_thread[rtp_mode]),&attr,lynq_start_rtp_cmd,&(start_mode[rtp_mode]));
    if(ret != 0)
    {
        g_rtp_thread_valid[rtp_mode]=0;
        LYERRLOG("rtp create %d pthread error, ret is %d",rtp_mode, ret);
        return ret;
    }
    g_rtp_thread_valid[rtp_mode]=1;
    return RESULT_OK;  
}

/*set*/
int lynq_set_voice_audio_mode(const LYNQ_Audio_Mode audio_mode)
{
    int ret;
    int i;
    
    if(audio_mode==AUDIO_MODE_RTP)
    {
        lynq_set_rtp_mixer_ctrl(1);
        for(i=0;i<RTP_MODE_MAX;i++)
        {
            if(!g_rtp_thread_valid[i])
            {
                if(lynq_start_rtp_thread(i)!= 0)
                {
                    LYERRLOG("start rtp %d fail",i);
                    break;
                }
                else 
                {
                    LYINFLOG("start rtp %d suc",i);        
                }
            }
            else 
            {
                LYERRLOG("rtp %d needn't start",i); 
            }
        }
        if(i!= RTP_MODE_MAX)            
        {
            LYERRLOG("start rtp whole fail");
            lynq_set_voice_audio_mode(AUDIO_MODE_CODEC);
            return RESULT_ERROR;
        }
        LYINFLOG("start rtp whole suc");          
        return RESULT_OK;  
    }
    else if(audio_mode==AUDIO_MODE_CODEC)
    {
         for(i=0;i<RTP_MODE_MAX;i++)
        {
            if(g_rtp_thread_valid[i]) 
            {
                 ret = pthread_cancel(g_rtp_thread[i]);
                 LYINFLOG("pthread cancel rtp %d ret = %d",i,ret);
                 ret = pthread_join(g_rtp_thread[i],NULL);
                 LYINFLOG("pthread join rtp %d ret = %d",i,ret);
                 g_rtp_thread_valid[i] = 0;
            }
            else 
            {
                LYINFLOG("rtp %d needn't stop",i);
            }
        }
        lynq_set_rtp_mixer_ctrl(0);     
        LYINFLOG("stop rtp suc");
    }
    return RESULT_OK;    
}
int lynq_set_remote_rtp_ip(const char* ip, const int ip_length)
{
    if (NULL == ip)
    {
        LYERRLOG("ip is NULL!!!");
        return LYNQ_E_PARAMETER_ANONALY;
    }
    if ((ip_length < strlen(ip)+1) || (ip_length > MAX_IP_LENGTH))
    {
        LYERRLOG("incoming ip length error %d", ip_length);
        return LYNQ_E_PARAMETER_ANONALY;
    }    

    bzero(g_rtp_server_info.ip,MAX_IP_LENGTH);
    strcpy(g_rtp_server_info.ip,ip);
    
    LYINFLOG("lynq_set_remote_rtp_ip suc: ip is %s, length is %d", ip,ip_length);
    
    return RESULT_OK;  
}
int lynq_set_vlan_info(const char* vlan_info, const int vlan_info_length)
{
    if (NULL == vlan_info)
    {
        LYERRLOG("vlan_info is NULL!!!");
        return LYNQ_E_PARAMETER_ANONALY;
    }
    
    if ((vlan_info_length < strlen(vlan_info)+1) || (vlan_info_length > MAX_VLAN_INFO_LENGTH))
    {
        LYERRLOG("incoming vlan_info error, vlan info length %d", vlan_info_length);
        return LYNQ_E_PARAMETER_ANONALY;
    }    

    
    bzero(g_rtp_server_info.vlan_info,MAX_VLAN_INFO_LENGTH);
    strcpy(g_rtp_server_info.vlan_info,vlan_info);
   
    LYINFLOG("lynq_set_vlan_info suc: vlan is %s, length is %d", vlan_info,vlan_info_length);
    
    return RESULT_OK;  
}
int lynq_set_rtp_port(const LYNQ_Rtp_Mode rtp_mode, const int port)
{  
    if (port < 0)
    {
        LYERRLOG("invalid port number %d", port);
        return LYNQ_E_PARAMETER_ANONALY;
    }
    if (rtp_mode == 0)
    {
        g_rtp_client_info.port = port;
    }
    else if (rtp_mode == 1)
    {
        g_rtp_server_info.port = port;
    }
    LYINFLOG("lynq_set_rtp_port suc: LYNQ_Rtp_Mode is %d, port is %d", rtp_mode, port);
    return RESULT_OK;  
}
int lynq_set_rtp_param(const int clock_rate,const int channels,const int latency) //only for client mode
{
    g_rtp_client_info.clockrate = clock_rate;
    g_rtp_client_info.channels = channels;
    g_rtp_client_info.latency = latency;
    LYINFLOG("lynq_set_rtp_param suc: clockrate is %d, channels is %d, latency is %d", clock_rate, channels, latency);
    return RESULT_OK;  
}
/*get*/
LYNQ_Audio_Mode lynq_get_voice_audio_mode()
{
    if(g_rtp_thread_valid[0])
    {
        return AUDIO_MODE_RTP;
    }
    else 
    {
        return AUDIO_MODE_CODEC;
    }
}
int lynq_get_remote_rtp_ip(char* ip, const int ip_length)
{
    if(ip==NULL)
    {
        LYERRLOG("ip is NULL");
        return LYNQ_E_PARAMETER_ANONALY;
    }    

    if(ip_length < strlen(g_rtp_server_info.ip)+1)
    {
        LYERRLOG("ip length %d is shorter than saved ip length %d",ip_length,strlen(g_rtp_server_info.ip)+1);
        return LYNQ_E_PARAMETER_ANONALY;
    }
    
    bzero(ip,ip_length);
    strcpy(ip,g_rtp_server_info.ip);
    
    return RESULT_OK;  
}
int lynq_get_vlan_info(char* vlan_info, const int vlan_info_length)
{
    if(vlan_info==NULL) 
    {
        LYERRLOG("vlan info is NULL");
        return LYNQ_E_PARAMETER_ANONALY;
    }

    if(vlan_info_length < strlen(g_rtp_server_info.vlan_info)+1)
    {
        LYERRLOG("vlan info length %d is shorter than saved vlan info length %d",vlan_info_length,strlen(g_rtp_server_info.vlan_info)+1);
        return LYNQ_E_PARAMETER_ANONALY;
    }
   
    bzero(vlan_info,vlan_info_length);
    strcpy(vlan_info,g_rtp_server_info.vlan_info);        
   
    return RESULT_OK;  
}
int lynq_get_rtp_port(const LYNQ_Rtp_Mode rtp_mode, int* port)
{
    if(port==NULL)
    {
        return LYNQ_E_PARAMETER_ANONALY;
    }   
    if (rtp_mode == 0)
    {
        *port = g_rtp_client_info.port;
    }
    else if (rtp_mode == 1)
    {
        *port = g_rtp_server_info.port;
    }
    return RESULT_OK;  
}
int lynq_get_rtp_param(int* clock_rate, int* channels, int* latency)//only for client mode
{
    if(clock_rate == NULL || channels ==NULL || latency ==NULL)
    {
        LYERRLOG("input parameter is NULL");
        return LYNQ_E_PARAMETER_ANONALY;
    }

    *clock_rate = g_rtp_client_info.clockrate;
    *channels = g_rtp_client_info.channels ;
    *latency = g_rtp_client_info.latency;

    return RESULT_OK;  
}