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audio-river/river/io/Node.cpp

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/** @file
* @author Edouard DUPIN
* @copyright 2015, Edouard DUPIN, all right reserved
* @license APACHE v2.0 (see license file)
*/
#include "Node.h"
#include <river/debug.h>
#include <memory>
#undef __class__
#define __class__ "io::Node"
#ifndef INT16_MAX
#define INT16_MAX 0x7fff
#endif
#ifndef INT16_MIN
#define INT16_MIN (-INT16_MAX - 1)
#endif
#ifndef INT32_MAX
#define INT32_MAX 0x7fffffffL
#endif
#ifndef INT32_MIN
#define INT32_MIN (-INT32_MAX - 1L)
#endif
int32_t river::io::Node::rtAudioCallback(void* _outputBuffer,
void* _inputBuffer,
unsigned int _nBufferFrames,
double _streamTime,
airtaudio::streamStatus _status) {
std::unique_lock<std::mutex> lock(m_mutex);
std::chrono::system_clock::time_point ttime = std::chrono::system_clock::time_point();//std::chrono::system_clock::now();
if (_outputBuffer != nullptr) {
RIVER_VERBOSE("data Output");
std::vector<int32_t> output;
output.resize(_nBufferFrames*m_interfaceFormat.getMap().size(), 0);
const int32_t* outputTmp = nullptr;
std::vector<uint8_t> outputTmp2;
outputTmp2.resize(sizeof(int32_t)*m_interfaceFormat.getMap().size()*_nBufferFrames, 0);
for (auto &it : m_list) {
if (it != nullptr) {
// clear datas ...
memset(&outputTmp2[0], 0, sizeof(int32_t)*m_interfaceFormat.getMap().size()*_nBufferFrames);
RIVER_VERBOSE(" IO : " /* << std::distance(m_list.begin(), it)*/ << "/" << m_list.size() << " name="<< it->getName());
it->systemNeedOutputData(ttime, &outputTmp2[0], _nBufferFrames, sizeof(int32_t)*m_interfaceFormat.getMap().size());
outputTmp = reinterpret_cast<const int32_t*>(&outputTmp2[0]);
//it->systemNeedOutputData(ttime, _outputBuffer, _nBufferFrames, sizeof(int16_t)*m_map.size());
// Add data to the output tmp buffer :
for (size_t kkk=0; kkk<output.size(); ++kkk) {
output[kkk] += outputTmp[kkk];
}
break;
}
}
int16_t* outputBuffer = static_cast<int16_t*>(_outputBuffer);
for (size_t kkk=0; kkk<output.size(); ++kkk) {
*outputBuffer++ = static_cast<int16_t>(std::min(std::max(INT16_MIN, output[kkk]), INT16_MAX));
}
}
if (_inputBuffer != nullptr) {
RIVER_INFO("data Input");
int16_t* inputBuffer = static_cast<int16_t *>(_inputBuffer);
for (size_t iii=0; iii< m_list.size(); ++iii) {
if (m_list[iii] != nullptr) {
RIVER_INFO(" IO : " << iii+1 << "/" << m_list.size() << " name="<< m_list[iii]->getName());
m_list[iii]->systemNewInputData(ttime, inputBuffer, _nBufferFrames);
}
}
}
return 0;
}
std::shared_ptr<river::io::Node> river::io::Node::create(const std::string& _name, const std::shared_ptr<const ejson::Object>& _config) {
return std::shared_ptr<river::io::Node>(new river::io::Node(_name, _config));
}
river::io::Node::Node(const std::string& _name, const std::shared_ptr<const ejson::Object>& _config) :
m_config(_config),
m_name(_name),
m_isInput(false) {
RIVER_INFO("-----------------------------------------------------------------");
RIVER_INFO("-- CREATE NODE --");
RIVER_INFO("-----------------------------------------------------------------");
/**
io:"input", # input or output
map-on:{ # select hardware interface and name
interface:"alsa", # interface : "alsa", "pulse", "core", ...
name:"default", # name of the interface
},
frequency:48000, # frequency to open device
channel-map:[ # mapping of the harware device (to change map if needed)
"front-left", "front-right",
"read-left", "rear-right",
],
type:"int16", # format to open device (int8, int16, int16-on-ont32, int24, int32, float)
nb-chunk:1024 # number of chunk to open device (create the latency anf the frequency to call user)
*/
m_isInput = m_config->getStringValue("io") == "input";
enum airtaudio::api::type typeInterface = airtaudio::api::LINUX_ALSA;
std::string streamName = "default";
const std::shared_ptr<const ejson::Object> tmpObject = m_config->getObject("map-on");
if (tmpObject == nullptr) {
RIVER_WARNING("missing node : 'map-on' ==> auto map : 'alsa:default'");
} else {
std::string value = tmpObject->getStringValue("interface", "default");
if (value == "alsa") {
typeInterface = airtaudio::api::LINUX_ALSA;
} else if (value == "pulse") {
typeInterface = airtaudio::api::LINUX_PULSE;
} else if (value == "b") {
typeInterface = airtaudio::api::LINUX_OSS;
} else if (value == "jack") {
typeInterface = airtaudio::api::UNIX_JACK;
} else if (value == "mac-core") {
typeInterface = airtaudio::api::MACOSX_CORE;
} else if (value == "ios-core") {
typeInterface = airtaudio::api::IOS_CORE;
} else if (value == "asio") {
typeInterface = airtaudio::api::WINDOWS_ASIO;
} else if (value == "ds") {
typeInterface = airtaudio::api::WINDOWS_DS;
} else if (value == "dummy") {
typeInterface = airtaudio::api::RTAUDIO_DUMMY;
} else if (value == "java") {
typeInterface = airtaudio::api::ANDROID_JAVA;
} else if (value == "user-1") {
typeInterface = airtaudio::api::USER_INTERFACE_1;
} else if (value == "user-2") {
typeInterface = airtaudio::api::USER_INTERFACE_2;
} else if (value == "user-3") {
typeInterface = airtaudio::api::USER_INTERFACE_3;
} else if (value == "user-4") {
typeInterface = airtaudio::api::USER_INTERFACE_4;
} else {
RIVER_WARNING("Unknow interface : '" << value << "'");
}
streamName = tmpObject->getStringValue("name", "default");
}
int32_t frequency = m_config->getNumberValue("frequency", 48000);
std::string type = m_config->getStringValue("type", "int16");
int32_t nbChunk = m_config->getNumberValue("nb-chunk", 1024);
std::string volumeName = m_config->getStringValue("volume-name", "");
if (volumeName != "") {
RIVER_INFO("add node volume stage : '" << volumeName << "'");
// use global manager for volume ...
m_volume = river::io::Manager::getInstance()->getVolumeGroup(volumeName);
}
enum audio::format formatType = audio::format_int16;
if (type == "int16") {
formatType = audio::format_int16;
} else {
RIVER_WARNING("not managed type : '" << type << "'");
}
// TODO : MAP ...
// intanciate specific API ...
m_adac.instanciate(typeInterface);
// TODO : Check return ...
if (streamName == "") {
streamName = "default";
}
std::vector<audio::channel> map;
// set default channel property :
map.push_back(audio::channel_frontLeft);
map.push_back(audio::channel_frontRight);
m_hardwareFormat.set(map, formatType, frequency);
// TODO : Better view of interface type float -> float, int16 -> int16/int32, ...
if (m_isInput == true) {
// for input we just transfert audio with no transformation
m_interfaceFormat.set(map, audio::format_int16, frequency);
} else {
// for output we will do a mix ...
m_interfaceFormat.set(map, audio::format_int16_on_int32, frequency);
}
// search device ID :
RIVER_INFO("Open :");
RIVER_INFO(" m_streamName=" << streamName);
RIVER_INFO(" m_freq=" << m_hardwareFormat.getFrequency());
RIVER_INFO(" m_map=" << m_hardwareFormat.getMap());
RIVER_INFO(" m_format=" << m_hardwareFormat.getFormat());
RIVER_INFO(" m_isInput=" << m_isInput);
int32_t deviceId = 0;
RIVER_INFO("Device list:");
for (int32_t iii=0; iii<m_adac.getDeviceCount(); ++iii) {
m_info = m_adac.getDeviceInfo(iii);
RIVER_INFO(" " << iii << " name :" << m_info.name);
if (m_info.name == streamName) {
RIVER_INFO(" Select ...");
deviceId = iii;
}
}
// Open specific ID :
m_info = m_adac.getDeviceInfo(deviceId);
// display property :
{
RIVER_INFO("Device " << deviceId << " property :");
RIVER_INFO(" probe=" << m_info.probed);
RIVER_INFO(" name=" << m_info.name);
RIVER_INFO(" outputChannels=" << m_info.outputChannels);
RIVER_INFO(" inputChannels=" << m_info.inputChannels);
RIVER_INFO(" duplexChannels=" << m_info.duplexChannels);
RIVER_INFO(" isDefaultOutput=" << m_info.isDefaultOutput);
RIVER_INFO(" isDefaultInput=" << m_info.isDefaultInput);
//std::string rrate;
std::stringstream rrate;
for (int32_t jjj=0; jjj<m_info.sampleRates.size(); ++jjj) {
rrate << m_info.sampleRates[jjj] << ";";
}
RIVER_INFO(" rates=" << rrate.str());
switch(m_info.nativeFormats) {
case airtaudio::SINT8:
RIVER_INFO(" native Format: 8-bit signed integer");
break;
case airtaudio::SINT16:
RIVER_INFO(" native Format: 16-bit signed integer");
break;
case airtaudio::SINT24:
RIVER_INFO(" native Format: 24-bit signed integer");
break;
case airtaudio::SINT32:
RIVER_INFO(" native Format: 32-bit signed integer");
break;
case airtaudio::FLOAT32:
RIVER_INFO(" native Format: Normalized between plus/minus 1.0");
break;
case airtaudio::FLOAT64:
RIVER_INFO(" native Format: Normalized between plus/minus 1.0");
break;
default:
RIVER_INFO(" native Format: Unknow");
break;
}
}
// open Audio device:
airtaudio::StreamParameters params;
params.deviceId = deviceId;
if (m_isInput == true) {
m_info.inputChannels = 2;
params.nChannels = 2;
} else {
m_info.outputChannels = 2;
params.nChannels = 2;
}
m_rtaudioFrameSize = nbChunk;
RIVER_INFO("Open output stream nbChannels=" << params.nChannels);
enum airtaudio::errorType err = airtaudio::errorNone;
if (m_isInput == true) {
err = m_adac.openStream(nullptr, &params,
airtaudio::SINT16, m_hardwareFormat.getFrequency(), &m_rtaudioFrameSize,
std::bind(&river::io::Node::rtAudioCallback,
this,
std::placeholders::_1,
std::placeholders::_2,
std::placeholders::_3,
std::placeholders::_4,
std::placeholders::_5)
);
} else {
err = m_adac.openStream(&params, nullptr,
airtaudio::SINT16, m_hardwareFormat.getFrequency(), &m_rtaudioFrameSize,
std::bind(&river::io::Node::rtAudioCallback,
this,
std::placeholders::_1,
std::placeholders::_2,
std::placeholders::_3,
std::placeholders::_4,
std::placeholders::_5)
);
}
if (err != airtaudio::errorNone) {
RIVER_ERROR("Create stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") << " can not create stream " << err);
}
}
river::io::Node::~Node() {
std::unique_lock<std::mutex> lock(m_mutex);
RIVER_INFO("-----------------------------------------------------------------");
RIVER_INFO("-- DESTROY NODE --");
RIVER_INFO("-----------------------------------------------------------------");
RIVER_INFO("close input stream");
if (m_adac.isStreamOpen() ) {
m_adac.closeStream();
}
};
void river::io::Node::start() {
std::unique_lock<std::mutex> lock(m_mutex);
RIVER_INFO("Start stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") );
enum airtaudio::errorType err = m_adac.startStream();
if (err != airtaudio::errorNone) {
RIVER_ERROR("Start stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") << " can not start stream ... " << err);
}
}
void river::io::Node::stop() {
std::unique_lock<std::mutex> lock(m_mutex);
RIVER_INFO("Stop stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") );
enum airtaudio::errorType err = m_adac.stopStream();
if (err != airtaudio::errorNone) {
RIVER_ERROR("Stop stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") << " can not stop stream ... " << err);
}
}
void river::io::Node::registerAsRemote(const std::shared_ptr<river::Interface>& _interface) {
auto it = m_listAvaillable.begin();
while (it != m_listAvaillable.end()) {
if (it->expired() == true) {
it = m_listAvaillable.erase(it);
}
++it;
}
m_listAvaillable.push_back(_interface);
}
void river::io::Node::interfaceAdd(const std::shared_ptr<river::Interface>& _interface) {
{
std::unique_lock<std::mutex> lock(m_mutex);
for (size_t iii=0; iii< m_list.size(); ++iii) {
if (_interface == m_list[iii]) {
return;
}
}
RIVER_INFO("ADD interface for stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") );
m_list.push_back(_interface);
}
if (m_list.size() == 1) {
start();
}
}
void river::io::Node::interfaceRemove(const std::shared_ptr<river::Interface>& _interface) {
{
std::unique_lock<std::mutex> lock(m_mutex);
for (size_t iii=0; iii< m_list.size(); ++iii) {
if (_interface == m_list[iii]) {
m_list.erase(m_list.begin()+iii);
RIVER_INFO("RM interface for stream : '" << m_name << "' mode=" << (m_isInput?"input":"output") );
break;
}
}
}
if (m_list.size() == 0) {
stop();
}
return;
}
void river::io::Node::volumeChange() {
for (auto &it : m_listAvaillable) {
std::shared_ptr<river::Interface> node = it.lock();
if (node != nullptr) {
node->systemVolumeChange();
}
}
}
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