You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
593 lines
15 KiB
C++
593 lines
15 KiB
C++
/*
|
|
Copyright (C) 2019-2021 Doug McLain
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
#include <iostream>
|
|
#include <cstring>
|
|
#include "dcs.h"
|
|
#include "CRCenc.h"
|
|
#include "MMDVMDefines.h"
|
|
|
|
DCS::DCS()
|
|
{
|
|
m_mode = "DCS";
|
|
m_attenuation = 5;
|
|
}
|
|
|
|
DCS::~DCS()
|
|
{
|
|
}
|
|
|
|
void DCS::process_udp()
|
|
{
|
|
QByteArray buf;
|
|
QHostAddress sender;
|
|
quint16 senderPort;
|
|
static bool sd_sync = 0;
|
|
static int sd_seq = 0;
|
|
static char user_data[21];
|
|
buf.resize(200);
|
|
int size = m_udp->readDatagram(buf.data(), buf.size(), &sender, &senderPort);
|
|
|
|
if(m_debug){
|
|
QDebug debug = qDebug();
|
|
debug.noquote();
|
|
QString s = "RECV:";
|
|
for(int i = 0; i < buf.size(); ++i){
|
|
s += " " + QString("%1").arg((uint8_t)buf.data()[i], 2, 16, QChar('0'));
|
|
}
|
|
debug << s;
|
|
}
|
|
|
|
if(size == 22){ //2 way keep alive ping
|
|
m_modeinfo.count++;
|
|
m_modeinfo.netmsg.clear();
|
|
if( (m_modeinfo.stream_state == STREAM_LOST) || (m_modeinfo.stream_state == STREAM_END) ){
|
|
m_modeinfo.stream_state = STREAM_IDLE;
|
|
}
|
|
}
|
|
|
|
if( (m_modeinfo.status == CONNECTING) && (size == 14) && (!memcmp(buf.data()+10, "ACK", 3)) ){
|
|
qDebug() << "Connected to DCS";
|
|
m_modeinfo.status = CONNECTED_RW;
|
|
m_modeinfo.sw_vocoder_loaded = load_vocoder_plugin();
|
|
m_rxtimer = new QTimer();
|
|
connect(m_rxtimer, SIGNAL(timeout()), this, SLOT(process_rx_data()));
|
|
m_txtimer = new QTimer();
|
|
connect(m_txtimer, SIGNAL(timeout()), this, SLOT(transmit()));
|
|
m_ping_timer = new QTimer();
|
|
connect(m_ping_timer, SIGNAL(timeout()), this, SLOT(send_ping()));
|
|
m_ping_timer->start(2000);
|
|
m_audio = new AudioEngine(m_audioin, m_audioout);
|
|
m_audio->init();
|
|
}
|
|
|
|
if(m_modeinfo.status != CONNECTED_RW) return;
|
|
if(size == 35){
|
|
m_modeinfo.ts = QDateTime::currentMSecsSinceEpoch();
|
|
m_modeinfo.netmsg = QString(buf.data());
|
|
}
|
|
if((size == 100) && (!memcmp(buf.data(), "0001", 4)) ){
|
|
m_rxwatchdog = 0;
|
|
uint16_t streamid = (buf.data()[43] << 8) | (buf.data()[44] & 0xff);
|
|
|
|
if(!m_tx && (m_modeinfo.streamid == 0)){
|
|
m_modeinfo.streamid = streamid;
|
|
m_modeinfo.stream_state = STREAM_NEW;
|
|
m_modeinfo.ts = QDateTime::currentMSecsSinceEpoch();
|
|
|
|
if(!m_rxtimer->isActive()){
|
|
m_audio->start_playback();
|
|
m_rxtimer->start(m_rxtimerint);
|
|
m_rxcodecq.clear();
|
|
}
|
|
|
|
char temp[9];
|
|
memcpy(temp, buf.data() + 7, 8); temp[8] = '\0';
|
|
m_modeinfo.gw2 = QString(temp);
|
|
memcpy(temp, buf.data() + 15, 8); temp[8] = '\0';
|
|
m_modeinfo.gw = QString(temp);
|
|
memcpy(temp, buf.data() + 23, 8); temp[8] = '\0';
|
|
m_modeinfo.dst = QString(temp);
|
|
memcpy(temp, buf.data() + 31, 8); temp[8] = '\0';
|
|
m_modeinfo.src = QString(temp);
|
|
QString h = m_refname + " " + m_module;
|
|
|
|
if(m_modem){
|
|
uint8_t out[44];
|
|
out[0] = MMDVM_FRAME_START;
|
|
out[1] = 44;
|
|
out[2] = MMDVM_DSTAR_HEADER;
|
|
out[3] = 0x40;
|
|
out[4] = 0;
|
|
out[5] = 0;
|
|
memcpy(out + 6, m_modeinfo.gw2.toLocal8Bit().data(), 8);
|
|
memcpy(out + 14, m_modeinfo.gw.toLocal8Bit().data(), 8);
|
|
memcpy(out + 22, m_modeinfo.dst.toLocal8Bit().data(), 8);
|
|
memcpy(out + 30, m_modeinfo.src.toLocal8Bit().data(), 8);
|
|
memcpy(out + 38, buf.data() + 52, 4);
|
|
CCRC::addCCITT161((uint8_t *)out + 3, 41);
|
|
for(int i = 0; i < 44; ++i){
|
|
m_rxmodemq.append(out[i]);
|
|
}
|
|
//m_modem->write(out);
|
|
}
|
|
qDebug() << "New stream from " << m_modeinfo.src << " to " << m_modeinfo.dst << " id == " << QString::number(m_modeinfo.streamid, 16);
|
|
}
|
|
else{
|
|
m_modeinfo.stream_state = STREAMING;
|
|
}
|
|
|
|
m_modeinfo.frame_number = (uint8_t)buf.data()[0x2d];
|
|
|
|
if((buf.data()[45] == 0) && (buf.data()[55] == 0x55) && (buf.data()[56] == 0x2d) && (buf.data()[57] == 0x16)){
|
|
sd_sync = 1;
|
|
sd_seq = 1;
|
|
}
|
|
if(sd_sync && (sd_seq == 1) && (buf.data()[45] == 1) && (buf.data()[55] == 0x30)){
|
|
user_data[0] = buf.data()[56] ^ 0x4f;
|
|
user_data[1] = buf.data()[57] ^ 0x93;
|
|
++sd_seq;
|
|
}
|
|
if(sd_sync && (sd_seq == 2) && (buf.data()[45] == 2)){
|
|
user_data[2] = buf.data()[55] ^ 0x70;
|
|
user_data[3] = buf.data()[56] ^ 0x4f;
|
|
user_data[4] = buf.data()[57] ^ 0x93;
|
|
++sd_seq;
|
|
}
|
|
if(sd_sync && (sd_seq == 3) && (buf.data()[45] == 3) && (buf.data()[55] == 0x31)){
|
|
user_data[5] = buf.data()[56] ^ 0x4f;
|
|
user_data[6] = buf.data()[57] ^ 0x93;
|
|
++sd_seq;
|
|
}
|
|
if(sd_sync && (sd_seq == 4) && (buf.data()[45] == 4)){
|
|
user_data[7] = buf.data()[55] ^ 0x70;
|
|
user_data[8] = buf.data()[56] ^ 0x4f;
|
|
user_data[9] = buf.data()[57] ^ 0x93;
|
|
++sd_seq;
|
|
}
|
|
if(sd_sync && (sd_seq == 5) && (buf.data()[45] == 5) && (buf.data()[55] == 0x32)){
|
|
user_data[10] = buf.data()[56] ^ 0x4f;
|
|
user_data[11] = buf.data()[57] ^ 0x93;
|
|
++sd_seq;
|
|
}
|
|
if(sd_sync && (sd_seq == 6) && (buf.data()[45] == 6)){
|
|
user_data[12] = buf.data()[55] ^ 0x70;
|
|
user_data[13] = buf.data()[56] ^ 0x4f;
|
|
user_data[14] = buf.data()[57] ^ 0x93;
|
|
++sd_seq;
|
|
}
|
|
if(sd_sync && (sd_seq == 7) && (buf.data()[45] == 7) && (buf.data()[55] == 0x33)){
|
|
user_data[15] = buf.data()[56] ^ 0x4f;
|
|
user_data[16] = buf.data()[57] ^ 0x93;
|
|
++sd_seq;
|
|
}
|
|
if(sd_sync && (sd_seq == 8) && (buf.data()[45] == 8)){
|
|
user_data[17] = buf.data()[55] ^ 0x70;
|
|
user_data[18] = buf.data()[56] ^ 0x4f;
|
|
user_data[19] = buf.data()[57] ^ 0x93;
|
|
user_data[20] = '\0';
|
|
sd_sync = 0;
|
|
sd_seq = 0;
|
|
m_modeinfo.usertxt = QString(user_data);
|
|
}
|
|
if(buf.data()[45] & 0x40){
|
|
qDebug() << "DCS RX stream ended ";
|
|
m_rxwatchdog = 0;
|
|
m_modeinfo.stream_state = STREAM_END;
|
|
m_modeinfo.ts = QDateTime::currentMSecsSinceEpoch();
|
|
emit update(m_modeinfo);
|
|
m_modeinfo.streamid = 0;
|
|
if(m_modem){
|
|
m_rxmodemq.append(MMDVM_FRAME_START);
|
|
m_rxmodemq.append(3);
|
|
m_rxmodemq.append(MMDVM_DSTAR_EOT);
|
|
}
|
|
}
|
|
else if(m_modeinfo.stream_state == STREAMING){
|
|
if(m_modem){
|
|
m_rxmodemq.append(MMDVM_FRAME_START);
|
|
m_rxmodemq.append(15);
|
|
m_rxmodemq.append(MMDVM_DSTAR_DATA);
|
|
for(int i = 0; i < 12; ++i){
|
|
m_rxmodemq.append(buf.data()[46+i]);
|
|
}
|
|
}
|
|
}
|
|
for(int i = 0; i < 9; ++i){
|
|
m_rxcodecq.append(buf.data()[46+i]);
|
|
}
|
|
}
|
|
emit update(m_modeinfo);
|
|
}
|
|
|
|
void DCS::hostname_lookup(QHostInfo i)
|
|
{
|
|
if (!i.addresses().isEmpty()) {
|
|
QByteArray out;
|
|
out.resize(519);
|
|
memcpy(out.data(), m_modeinfo.callsign.toStdString().c_str(), m_modeinfo.callsign.size());
|
|
memset(out.data() + m_modeinfo.callsign.size(), ' ', 8 - m_modeinfo.callsign.size());
|
|
out[8] = m_module;
|
|
out[9] = m_module;
|
|
out[10] = 11;
|
|
|
|
m_address = i.addresses().first();
|
|
m_udp = new QUdpSocket(this);
|
|
connect(m_udp, SIGNAL(readyRead()), this, SLOT(process_udp()));
|
|
m_udp->writeDatagram(out, m_address, m_modeinfo.port);
|
|
|
|
if(m_debug){
|
|
QDebug debug = qDebug();
|
|
debug.noquote();
|
|
QString s = "CONN:";
|
|
for(int i = 0; i < out.size(); ++i){
|
|
s += " " + QString("%1").arg((uint8_t)out.data()[i], 2, 16, QChar('0'));
|
|
}
|
|
debug << s;
|
|
}
|
|
}
|
|
}
|
|
|
|
void DCS::send_ping()
|
|
{
|
|
static QByteArray out;
|
|
out.clear();
|
|
out.append(m_modeinfo.callsign.toUtf8());
|
|
out.append(7 - m_modeinfo.callsign.size(), ' ');
|
|
out.append(m_module);
|
|
out.append('\x00');
|
|
out.append(m_refname.toUtf8());
|
|
out.append('\x00');
|
|
out.append(m_module);
|
|
m_udp->writeDatagram(out, m_address, m_modeinfo.port);
|
|
|
|
if(m_debug){
|
|
QDebug debug = qDebug();
|
|
debug.noquote();
|
|
QString s = "PING:";
|
|
for(int i = 0; i < out.size(); ++i){
|
|
s += " " + QString("%1").arg((uint8_t)out.data()[i], 2, 16, QChar('0'));
|
|
}
|
|
debug << s;
|
|
}
|
|
}
|
|
|
|
void DCS::send_disconnect()
|
|
{
|
|
QByteArray out;
|
|
out.append(m_modeinfo.callsign.toUtf8());
|
|
out.append(8 - m_modeinfo.callsign.size(), ' ');
|
|
out.append(m_module);
|
|
out.append(' ');
|
|
out.append('\x00');
|
|
m_udp->writeDatagram(out, m_address, m_modeinfo.port);
|
|
|
|
if(m_debug){
|
|
QDebug debug = qDebug();
|
|
debug.noquote();
|
|
QString s = "DISC:";
|
|
for(int i = 0; i < out.size(); ++i){
|
|
s += " " + QString("%1").arg((uint8_t)out.data()[i], 2, 16, QChar('0'));
|
|
}
|
|
debug << s;
|
|
}
|
|
}
|
|
|
|
void DCS::format_callsign(QString &s)
|
|
{
|
|
QStringList l = s.simplified().split(' ');
|
|
|
|
if(l.size() > 1){
|
|
s = l.at(0).simplified();
|
|
while(s.size() < 7){
|
|
s.append(' ');
|
|
}
|
|
s += l.at(1).simplified();
|
|
}
|
|
else{
|
|
while(s.size() < 8){
|
|
s.append(' ');
|
|
}
|
|
}
|
|
}
|
|
|
|
void DCS::process_modem_data(QByteArray d)
|
|
{
|
|
QByteArray txdata;
|
|
char cs[9];
|
|
uint8_t ambe[9];
|
|
|
|
uint8_t *p_frame = (uint8_t *)(d.data());
|
|
if(p_frame[2] == MMDVM_DSTAR_HEADER){
|
|
format_callsign(m_txrptr1);
|
|
format_callsign(m_txrptr2);
|
|
cs[8] = 0;
|
|
memcpy(cs, p_frame + 22, 8);
|
|
m_txurcall = QString(cs);
|
|
memcpy(cs, p_frame + 30, 8);
|
|
m_txmycall = QString(cs);
|
|
m_modeinfo.stream_state = TRANSMITTING_MODEM;
|
|
m_tx = true;
|
|
}
|
|
else if( (p_frame[2] == MMDVM_DSTAR_EOT) || (p_frame[2] == MMDVM_DSTAR_LOST) ){
|
|
m_tx = false;
|
|
}
|
|
else if(p_frame[2] == MMDVM_DSTAR_DATA){
|
|
memcpy(ambe, p_frame + 3, 9);
|
|
}
|
|
send_frame(ambe);
|
|
}
|
|
|
|
void DCS::toggle_tx(bool tx)
|
|
{
|
|
tx ? start_tx() : stop_tx();
|
|
}
|
|
|
|
void DCS::start_tx()
|
|
{
|
|
format_callsign(m_txmycall);
|
|
format_callsign(m_txurcall);
|
|
format_callsign(m_txrptr1);
|
|
format_callsign(m_txrptr2);
|
|
Mode::start_tx();
|
|
}
|
|
|
|
void DCS::transmit()
|
|
{
|
|
uint8_t ambe[9];
|
|
int16_t pcm[160];
|
|
memset(ambe, 0, 9);
|
|
|
|
#ifdef USE_FLITE
|
|
if(m_ttsid > 0){
|
|
for(int i = 0; i < 160; ++i){
|
|
if(m_ttscnt >= tts_audio->num_samples/2){
|
|
pcm[i] = 0;
|
|
}
|
|
else{
|
|
pcm[i] = tts_audio->samples[m_ttscnt*2] / 8;
|
|
m_ttscnt++;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
if(m_ttsid == 0){
|
|
if(m_audio->read(pcm, 160)){
|
|
}
|
|
else{
|
|
return;
|
|
}
|
|
}
|
|
if(m_hwtx){
|
|
#if !defined(Q_OS_IOS)
|
|
m_ambedev->encode(pcm);
|
|
#endif
|
|
if(m_tx && (m_txcodecq.size() >= 9)){
|
|
for(int i = 0; i < 9; ++i){
|
|
ambe[i] = m_txcodecq.dequeue();
|
|
}
|
|
send_frame(ambe);
|
|
}
|
|
else if(!m_tx){
|
|
send_frame(ambe);
|
|
}
|
|
}
|
|
else{
|
|
if(m_modeinfo.sw_vocoder_loaded){
|
|
m_mbevocoder->encode_2400x1200(pcm, ambe);
|
|
}
|
|
send_frame(ambe);
|
|
}
|
|
}
|
|
|
|
void DCS::send_frame(uint8_t *ambe)
|
|
{
|
|
QByteArray txdata;
|
|
static uint16_t txstreamid = 0;
|
|
|
|
txdata.clear();
|
|
txdata.append(100, 0);
|
|
|
|
if(txstreamid == 0){
|
|
txstreamid = static_cast<uint16_t>((::rand() & 0xFFFF));
|
|
}
|
|
|
|
txdata.replace(0, 4, "0001");
|
|
txdata.replace(7, 8, m_txrptr2.toLocal8Bit().data());
|
|
txdata.replace(15, 8, m_txrptr1.toLocal8Bit().data());
|
|
txdata.replace(23, 8, m_txurcall.toLocal8Bit().data());
|
|
txdata.replace(31, 8, m_txmycall.toLocal8Bit().data());
|
|
txdata.replace(39, 4, "AMBE");
|
|
txdata[43] = (txstreamid >> 8) & 0xff;
|
|
txdata[44] = txstreamid & 0xff;
|
|
txdata[45] = (m_txcnt % 21) & 0xff;
|
|
memcpy(txdata.data() + 46, ambe, 9);
|
|
|
|
switch(txdata.data()[45]){
|
|
case 0:
|
|
txdata[55] = 0x55;
|
|
txdata[56] = 0x2d;
|
|
txdata[57] = 0x16;
|
|
break;
|
|
case 1:
|
|
txdata[55] = 0x40 ^ 0x70;
|
|
txdata[56] = m_txusrtxt.toLocal8Bit().data()[0] ^ 0x4f;
|
|
txdata[57] = m_txusrtxt.toLocal8Bit().data()[1] ^ 0x93;
|
|
break;
|
|
case 2:
|
|
txdata[55] = m_txusrtxt.toLocal8Bit().data()[2] ^ 0x70;
|
|
txdata[56] = m_txusrtxt.toLocal8Bit().data()[3] ^ 0x4f;
|
|
txdata[57] = m_txusrtxt.toLocal8Bit().data()[4] ^ 0x93;
|
|
break;
|
|
case 3:
|
|
txdata[55] = 0x41 ^ 0x70;
|
|
txdata[56] = m_txusrtxt.toLocal8Bit().data()[5] ^ 0x4f;
|
|
txdata[57] = m_txusrtxt.toLocal8Bit().data()[6] ^ 0x93;
|
|
break;
|
|
case 4:
|
|
txdata[55] = m_txusrtxt.toLocal8Bit().data()[7] ^ 0x70;
|
|
txdata[56] = m_txusrtxt.toLocal8Bit().data()[8] ^ 0x4f;
|
|
txdata[57] = m_txusrtxt.toLocal8Bit().data()[9] ^ 0x93;
|
|
break;
|
|
case 5:
|
|
txdata[55] = 0x42 ^ 0x70;
|
|
txdata[56] = m_txusrtxt.toLocal8Bit().data()[10] ^ 0x4f;
|
|
txdata[57] = m_txusrtxt.toLocal8Bit().data()[11] ^ 0x93;
|
|
break;
|
|
case 6:
|
|
txdata[55] = m_txusrtxt.toLocal8Bit().data()[12] ^ 0x70;
|
|
txdata[56] = m_txusrtxt.toLocal8Bit().data()[13] ^ 0x4f;
|
|
txdata[57] = m_txusrtxt.toLocal8Bit().data()[14] ^ 0x93;
|
|
break;
|
|
case 7:
|
|
txdata[55] = 0x43 ^ 0x70;
|
|
txdata[56] = m_txusrtxt.toLocal8Bit().data()[15] ^ 0x4f;
|
|
txdata[57] = m_txusrtxt.toLocal8Bit().data()[16] ^ 0x93;
|
|
break;
|
|
case 8:
|
|
txdata[55] = m_txusrtxt.toLocal8Bit().data()[17] ^ 0x70;
|
|
txdata[56] = m_txusrtxt.toLocal8Bit().data()[18] ^ 0x4f;
|
|
txdata[57] = m_txusrtxt.toLocal8Bit().data()[19] ^ 0x93;
|
|
break;
|
|
default:
|
|
txdata[55] = 0x16;
|
|
txdata[56] = 0x29;
|
|
txdata[57] = 0xf5;
|
|
break;
|
|
}
|
|
|
|
txdata[58] = m_txcnt & 0xff;
|
|
txdata[59] = (m_txcnt >> 8) & 0xff;
|
|
txdata[60] = (m_txcnt >> 16) & 0xff;
|
|
txdata[61] = 0x01;
|
|
|
|
m_modeinfo.src = m_txmycall;
|
|
m_modeinfo.dst = m_txurcall;
|
|
m_modeinfo.gw = m_txrptr1;
|
|
m_modeinfo.gw2 = m_txrptr2;
|
|
m_modeinfo.streamid = txstreamid;
|
|
m_modeinfo.frame_number = m_txcnt;
|
|
|
|
if(m_tx){
|
|
m_txcnt++;
|
|
}
|
|
else{
|
|
uint8_t last_frame[9] = {0xdc, 0x8e, 0x0a, 0x40, 0xad, 0xed, 0xad, 0x39, 0x6e};
|
|
txdata[45] = (txdata[45] | 0x40);
|
|
txdata.replace(46, 9, (char *)last_frame);
|
|
m_txcnt = 0;
|
|
txstreamid = 0;
|
|
m_modeinfo.streamid = 0;
|
|
m_txtimer->stop();
|
|
|
|
if((m_ttsid == 0) && (m_modeinfo.stream_state == TRANSMITTING) ){
|
|
m_audio->stop_capture();
|
|
}
|
|
m_ttscnt = 0;
|
|
}
|
|
|
|
m_udp->writeDatagram(txdata, m_address, m_modeinfo.port);
|
|
emit update_output_level(m_audio->level() * 2);
|
|
update(m_modeinfo);
|
|
|
|
if(m_debug){
|
|
QDebug debug = qDebug();
|
|
debug.noquote();
|
|
QString s = "SEND:";
|
|
for(int i = 0; i < txdata.size(); ++i){
|
|
s += " " + QString("%1").arg((uint8_t)txdata.data()[i], 2, 16, QChar('0'));
|
|
}
|
|
debug << s;
|
|
}
|
|
}
|
|
|
|
void DCS::get_ambe()
|
|
{
|
|
#if !defined(Q_OS_IOS)
|
|
uint8_t ambe[9];
|
|
|
|
if(m_ambedev->get_ambe(ambe)){
|
|
for(int i = 0; i < 9; ++i){
|
|
m_txcodecq.append(ambe[i]);
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void DCS::process_rx_data()
|
|
{
|
|
int16_t pcm[160];
|
|
uint8_t ambe[9];
|
|
|
|
if(m_rxwatchdog++ > 100){
|
|
qDebug() << "DCS RX stream timeout ";
|
|
m_rxwatchdog = 0;
|
|
m_modeinfo.stream_state = STREAM_LOST;
|
|
m_modeinfo.ts = QDateTime::currentMSecsSinceEpoch();
|
|
emit update(m_modeinfo);
|
|
m_modeinfo.streamid = 0;
|
|
}
|
|
|
|
if(m_rxmodemq.size() > 2){
|
|
QByteArray out;
|
|
int s = m_rxmodemq[1];
|
|
if((m_rxmodemq[0] == MMDVM_FRAME_START) && (m_rxmodemq.size() >= s)){
|
|
for(int i = 0; i < s; ++i){
|
|
out.append(m_rxmodemq.dequeue());
|
|
}
|
|
#if !defined(Q_OS_IOS)
|
|
m_modem->write(out);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
if((!m_tx) && (m_rxcodecq.size() > 8) ){
|
|
for(int i = 0; i < 9; ++i){
|
|
ambe[i] = m_rxcodecq.dequeue();
|
|
}
|
|
if(m_hwrx){
|
|
#if !defined(Q_OS_IOS)
|
|
m_ambedev->decode(ambe);
|
|
|
|
if(m_ambedev->get_audio(pcm)){
|
|
m_audio->write(pcm, 160);
|
|
emit update_output_level(m_audio->level());
|
|
}
|
|
#endif
|
|
}
|
|
else{
|
|
if(m_modeinfo.sw_vocoder_loaded){
|
|
m_mbevocoder->decode_2400x1200(pcm, ambe);
|
|
}
|
|
else{
|
|
memset(pcm, 0, 160 * sizeof(int16_t));
|
|
}
|
|
m_audio->write(pcm, 160);
|
|
emit update_output_level(m_audio->level());
|
|
}
|
|
}
|
|
else if ( (m_modeinfo.stream_state == STREAM_END) || (m_modeinfo.stream_state == STREAM_LOST) ){
|
|
m_rxtimer->stop();
|
|
m_audio->stop_playback();
|
|
m_rxwatchdog = 0;
|
|
m_modeinfo.streamid = 0;
|
|
m_rxcodecq.clear();
|
|
qDebug() << "DCS playback stopped";
|
|
m_modeinfo.stream_state = STREAM_IDLE;
|
|
return;
|
|
}
|
|
}
|