Some comment improvements, and portaudio API improvements. Also, disabled PortAudio PulseAudio backend as it is not working properly.
This commit is contained in:
parent
7c8e6368ba
commit
7ce45e9c82
@ -4,7 +4,8 @@ if(LASP_HAS_PORTAUDIO)
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if(WIN32)
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else()
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set(PA_USE_ALSA TRUE CACHE BOOL "Build PortAudio with ALSA backend")
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set(PA_USE_JACK TRUE CACHE BOOL "Build PortAudio with Jack backend")
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set(PA_USE_JACK FALSE CACHE BOOL "Build PortAudio with Jack backend")
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set(PA_USE_PULSEAUDIO FALSE CACHE BOOL "Build PortAudio with PulseAudio backend")
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# set(PA_ALSA_DYNAMIC FALSE CACHE BOOL "Build static library of ALSA")
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set(PA_BUILD_SHARED_LIBS FALSE CACHE BOOL "Build static library")
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endif()
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@ -48,6 +48,10 @@ public:
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logicError,
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};
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// Below the only members of this class, which are public.
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bool isRunning = false;
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StreamError errorType{StreamError::noError};
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/**
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* @brief Map between error types and messages
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*/
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@ -61,7 +65,7 @@ public:
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{StreamError::logicError, "Logic error (probably a bug)"},
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};
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bool isRunning = false;
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/**
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* @brief Check if stream has error
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*
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@ -69,8 +73,6 @@ public:
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*/
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bool error() const { return errorType != StreamError::noError; };
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StreamError errorType{StreamError::noError};
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std::string errorMsg() const { return errorMessages.at(errorType); }
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/**
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@ -1,16 +1,19 @@
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/* #define DEBUGTRACE_ENABLED */
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#include "lasp_streammgr.h"
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#include "debugtrace.hpp"
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#include "lasp_biquadbank.h"
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#include "lasp_indatahandler.h"
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#include "lasp_thread.h"
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#include <algorithm>
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#include <assert.h>
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#include <algorithm>
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#include <functional>
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#include <iostream>
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#include <memory>
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#include <mutex>
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#include "debugtrace.hpp"
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#include "lasp_biquadbank.h"
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#include "lasp_indatahandler.h"
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#include "lasp_thread.h"
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using std::cerr;
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using std::endl;
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using rte = std::runtime_error;
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@ -109,7 +112,6 @@ void StreamMgr::rescanDAQDevices_impl(std::function<void()> callback) {
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}
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}
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void StreamMgr::inCallback(const DaqData &data) {
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DEBUGTRACE_ENTER;
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std::scoped_lock<std::mutex> lck(_inDataHandler_mtx);
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@ -118,7 +120,6 @@ void StreamMgr::inCallback(const DaqData &data) {
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if (std::count_if(_inputFilters.cbegin(), _inputFilters.cend(),
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[](const auto &a) { return bool(a); }) > 0) {
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/// Found a filter in vector of input filters. So we have to apply the
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/// filters to each channel.
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@ -151,7 +152,6 @@ void StreamMgr::inCallback(const DaqData &data) {
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}
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void StreamMgr::setSiggen(std::shared_ptr<Siggen> siggen) {
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DEBUGTRACE_ENTER;
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checkRightThread();
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@ -179,7 +179,8 @@ void StreamMgr::setSiggen(std::shared_ptr<Siggen> siggen) {
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*
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* @return
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*/
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template <typename T> bool fillData(DaqData &data, const vd &signal) {
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template <typename T>
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bool fillData(DaqData &data, const vd &signal) {
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/* DEBUGTRACE_ENTER; */
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assert(data.nframes == signal.size());
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@ -212,7 +213,6 @@ template <typename T> bool fillData(DaqData &data, const vd &signal) {
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return true;
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}
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void StreamMgr::outCallback(DaqData &data) {
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/* DEBUGTRACE_ENTER; */
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std::scoped_lock<std::mutex> lck(_siggen_mtx);
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@ -220,21 +220,21 @@ void StreamMgr::outCallback(DaqData &data) {
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if (_siggen) {
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vd signal = _siggen->genSignal(data.nframes);
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switch (data.dtype) {
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case (DataTypeDescriptor::DataType::dtype_fl32):
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fillData<float>(data, signal);
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break;
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case (DataTypeDescriptor::DataType::dtype_fl64):
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fillData<double>(data, signal);
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break;
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case (DataTypeDescriptor::DataType::dtype_int8):
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fillData<int8_t>(data, signal);
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break;
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case (DataTypeDescriptor::DataType::dtype_int16):
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fillData<int16_t>(data, signal);
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break;
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case (DataTypeDescriptor::DataType::dtype_int32):
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fillData<int32_t>(data, signal);
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break;
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case (DataTypeDescriptor::DataType::dtype_fl32):
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fillData<float>(data, signal);
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break;
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case (DataTypeDescriptor::DataType::dtype_fl64):
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fillData<double>(data, signal);
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break;
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case (DataTypeDescriptor::DataType::dtype_int8):
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fillData<int8_t>(data, signal);
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break;
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case (DataTypeDescriptor::DataType::dtype_int16):
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fillData<int16_t>(data, signal);
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break;
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case (DataTypeDescriptor::DataType::dtype_int32):
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fillData<int32_t>(data, signal);
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break;
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}
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} else {
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// Set all values to 0.
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@ -257,8 +257,6 @@ StreamMgr::~StreamMgr() {
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// virtual methods. This was really a bug.
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_inputStream.reset();
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_outputStream.reset();
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}
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void StreamMgr::stopAllStreams() {
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DEBUGTRACE_ENTER;
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@ -273,11 +271,11 @@ void StreamMgr::startStream(const DaqConfiguration &config) {
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bool isInput = std::count_if(config.inchannel_config.cbegin(),
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config.inchannel_config.cend(),
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[](auto &i) { return i.enabled; });
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[](auto &i) { return i.enabled; }) > 0;
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bool isOutput = std::count_if(config.outchannel_config.cbegin(),
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config.outchannel_config.cend(),
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[](auto &i) { return i.enabled; });
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[](auto &i) { return i.enabled; }) > 0;
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// Find the first device that matches with the configuration
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std::scoped_lock lck(_devices_mtx);
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@ -302,34 +300,40 @@ void StreamMgr::startStream(const DaqConfiguration &config) {
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bool isDuplex = isInput && isOutput;
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if (!isInput && !isOutput) {
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throw rte("Neither input, nor output channels enabled for "
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"stream. Cannot start.");
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throw rte(
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"Attempted stream start failed, stream does not have any enabled "
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"channels. Please first enable channels in the channel configuration.");
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}
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if (isInput && _inputStream) {
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throw rte("Error: an input stream is already running. Please "
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"first stop existing stream");
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throw rte(
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"Error: an input stream is already running. Please "
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"first stop existing stream");
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} else if (isOutput && _outputStream) {
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throw rte("Error: output stream is already running. Please "
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"first stop existing stream");
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throw rte(
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"Error: output stream is already running. Please "
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"first stop existing stream");
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} else if (_inputStream) {
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if (_inputStream->duplexMode() && isOutput) {
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throw rte("Error: output stream is already running (in duplex mode). "
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"Please "
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"first stop existing stream");
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throw rte(
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"Error: output stream is already running (in duplex mode). "
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"Please "
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"first stop existing stream");
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}
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}
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if (_outputStream && isInput && _outputStream->duplexModeForced &&
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config.match(*_outputStream)) {
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throw rte("This device is already opened for output. If input is also "
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"required, please enable duplex mode for this device");
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throw rte(
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"This device is already opened for output. If input is also "
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"required, please enable duplex mode for this device");
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}
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if (_inputStream && isOutput && _inputStream->duplexModeForced &&
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config.match(*_inputStream)) {
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throw rte("This device is already opened for input. If output is also "
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"required, please enable duplex mode for this device");
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throw rte(
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"This device is already opened for input. If output is also "
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"required, please enable duplex mode for this device");
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}
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InDaqCallback inCallback;
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@ -353,8 +357,8 @@ void StreamMgr::startStream(const DaqConfiguration &config) {
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/// Create input filters
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_inputFilters.clear();
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/// No input filter for monitor channel, which comes as the first input channel
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/// In the list
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/// No input filter for monitor channel, which comes as the first input
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/// channel In the list
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if (config.monitorOutput && devinfo->hasInternalOutputMonitor) {
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_inputFilters.push_back(nullptr);
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}
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@ -371,7 +375,7 @@ void StreamMgr::startStream(const DaqConfiguration &config) {
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SeriesBiquad::firstOrderHighPass(fs, ch.digitalHighPassCutOn)));
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}
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}
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} // End of input filter creation
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} // End of input filter creation
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}
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if (isOutput) {
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@ -398,7 +402,6 @@ void StreamMgr::startStream(const DaqConfiguration &config) {
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}
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}
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void StreamMgr::stopStream(const StreamType t) {
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DEBUGTRACE_ENTER;
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checkRightThread();
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@ -423,7 +426,7 @@ void StreamMgr::stopStream(const StreamType t) {
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throw rte("Output stream is not running");
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}
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_outputStream.reset();
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} // end else
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} // end else
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}
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}
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@ -436,8 +439,9 @@ void StreamMgr::addInDataHandler(InDataHandler *handler) {
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if (std::find(_inDataHandlers.cbegin(), _inDataHandlers.cend(), handler) !=
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_inDataHandlers.cend()) {
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throw std::runtime_error("Error: handler already added. Probably start() "
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"is called more than once on a handler object");
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throw std::runtime_error(
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"Error: handler already added. Probably start() "
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"is called more than once on a handler object");
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}
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_inDataHandlers.push_back(handler);
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DEBUGTRACE_PRINT(_inDataHandlers.size());
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@ -467,7 +471,6 @@ Daq::StreamStatus StreamMgr::getStreamStatus(const StreamType type) const {
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}
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const Daq *StreamMgr::getDaq(StreamType type) const {
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checkRightThread();
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if (type == StreamType::input) {
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@ -3,23 +3,22 @@
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#include "lasp_config.h"
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#if LASP_HAS_PORTAUDIO == 1
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#include "lasp_portaudiodaq.h"
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#include "portaudio.h"
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#include <gsl-lite/gsl-lite.hpp>
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#include <mutex>
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#include <string>
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#include "lasp_portaudiodaq.h"
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#include "portaudio.h"
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using rte = std::runtime_error;
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using std::cerr;
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using std::endl;
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using std::string;
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using std::to_string;
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inline void throwIfError(PaError e)
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{
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inline void throwIfError(PaError e) {
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DEBUGTRACE_ENTER;
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if (e != paNoError)
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{
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if (e != paNoError) {
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throw rte(string("PortAudio backend error: ") + Pa_GetErrorText(e));
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}
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}
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@ -27,16 +26,14 @@ inline void throwIfError(PaError e)
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/**
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* @brief Device info, plus PortAudio stuff
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*/
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class OurPaDeviceInfo : public DeviceInfo
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{
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public:
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class OurPaDeviceInfo : public DeviceInfo {
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public:
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/**
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* @brief Store instance to PaDeviceInfo.
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*/
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PaDeviceInfo _paDevInfo;
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virtual std::unique_ptr<DeviceInfo> clone() const override final
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{
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virtual std::unique_ptr<DeviceInfo> clone() const override final {
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return std::make_unique<OurPaDeviceInfo>(*this);
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}
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OurPaDeviceInfo &operator=(const OurPaDeviceInfo &) = delete;
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@ -44,44 +41,40 @@ public:
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OurPaDeviceInfo(const PaDeviceInfo &o) : DeviceInfo(), _paDevInfo(o) {}
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};
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void fillPortAudioDeviceInfo(DeviceInfoList &devinfolist)
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{
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void fillPortAudioDeviceInfo(DeviceInfoList &devinfolist) {
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DEBUGTRACE_ENTER;
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try
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{
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bool shouldPaTerminate = false;
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try {
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PaError err = Pa_Initialize();
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/// PortAudio says that Pa_Terminate() should not be called whenever there
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/// is an error in Pa_Initialize(). This is opposite to what most examples
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/// of PortAudio show.
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throwIfError(err);
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shouldPaTerminate = true;
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auto fin = gsl::finally([&err]
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{
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auto fin = gsl::finally([&err] {
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DEBUGTRACE_PRINT("Terminating PortAudio instance");
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err = Pa_Terminate();
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if (err != paNoError) {
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cerr << "Error terminating PortAudio. Do not know what to do." << endl;
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} });
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}
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});
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const PaHostApiIndex apicount = Pa_GetHostApiCount();
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if (apicount < 0)
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{
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if (apicount < 0) {
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return;
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}
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/* const PaDeviceInfo *deviceInfo; */
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const int numDevices = Pa_GetDeviceCount();
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if (numDevices < 0)
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{
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if (numDevices < 0) {
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throw rte("PortAudio could not find any devices");
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}
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for (us i = 0; i < (us)numDevices; i++)
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{
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for (us i = 0; i < (us)numDevices; i++) {
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/* DEBUGTRACE_PRINT(i); */
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bool hasDuplexMode = false;
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const PaDeviceInfo *deviceInfo = Pa_GetDeviceInfo(i);
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if (!deviceInfo)
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{
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if (!deviceInfo) {
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throw rte("No device info struct returned");
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}
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OurPaDeviceInfo d(*deviceInfo);
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@ -90,36 +83,36 @@ void fillPortAudioDeviceInfo(DeviceInfoList &devinfolist)
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d.device_name = deviceInfo->name;
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const PaHostApiInfo *hostapiinfo = Pa_GetHostApiInfo(deviceInfo->hostApi);
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if (hostapiinfo == nullptr)
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{
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if (hostapiinfo == nullptr) {
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throw std::runtime_error("Hostapi nullptr!");
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}
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switch (hostapiinfo->type)
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{
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case paALSA:
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d.api = portaudioALSAApi;
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break;
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case paASIO:
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d.api = portaudioASIOApi;
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break;
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case paDirectSound:
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d.api = portaudioDirectSoundApi;
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break;
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case paMME:
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d.api = portaudioWMMEApi;
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break;
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case paWDMKS:
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d.api = portaudioWDMKS;
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break;
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case paWASAPI:
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d.api = portaudioWASAPIApi;
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break;
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case paPulseAudio:
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d.api = portaudioPulseApi;
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break;
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default:
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throw rte("Unimplemented portaudio API!");
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break;
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switch (hostapiinfo->type) {
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case paALSA:
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// Duplex mode for alsa
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hasDuplexMode = true;
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d.api = portaudioALSAApi;
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break;
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case paASIO:
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d.api = portaudioASIOApi;
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break;
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case paDirectSound:
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d.api = portaudioDirectSoundApi;
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break;
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case paMME:
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d.api = portaudioWMMEApi;
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break;
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case paWDMKS:
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d.api = portaudioWDMKS;
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break;
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case paWASAPI:
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d.api = portaudioWASAPIApi;
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break;
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case paPulseAudio:
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d.api = portaudioPulseApi;
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break;
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default:
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throw rte("Unimplemented portaudio API!");
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break;
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}
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d.availableDataTypes = {DataTypeDescriptor::DataType::dtype_int16,
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@ -128,7 +121,7 @@ void fillPortAudioDeviceInfo(DeviceInfoList &devinfolist)
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d.prefDataTypeIndex = 2;
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d.availableSampleRates = {8000.0, 9600.0, 11025.0, 12000.0, 16000.0,
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d.availableSampleRates = {8000.0, 9600.0, 11025.0, 12000.0, 16000.0,
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22050.0, 24000.0, 32000.0, 44100.0, 48000.0,
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88200.0, 96000.0, 192000.0};
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d.prefSampleRateIndex = 9;
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@ -148,8 +141,13 @@ void fillPortAudioDeviceInfo(DeviceInfoList &devinfolist)
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}
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}
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catch (rte &e)
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{
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catch (rte &e) {
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if (shouldPaTerminate) {
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PaError err = Pa_Terminate();
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if (err != paNoError) {
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cerr << "Error terminating PortAudio. Do not know what to do." << endl;
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}
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}
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cerr << "PortAudio backend error: " << e.what() << std::endl;
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return;
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}
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@ -174,16 +172,14 @@ static int rawPaCallback(const void *inputBuffer, void *outputBuffer,
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const PaStreamCallbackTimeInfo *timeInfo,
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PaStreamCallbackFlags statusFlags, void *userData);
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class PortAudioDaq : public Daq
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{
|
||||
bool _shouldPaTerminate = false;
|
||||
class PortAudioDaq : public Daq {
|
||||
PaStream *_stream = nullptr;
|
||||
std::atomic<StreamStatus::StreamError> _streamError =
|
||||
StreamStatus::StreamError::noError;
|
||||
InDaqCallback _incallback;
|
||||
OutDaqCallback _outcallback;
|
||||
|
||||
public:
|
||||
public:
|
||||
PortAudioDaq(const OurPaDeviceInfo &devinfo_gen,
|
||||
const DaqConfiguration &config);
|
||||
|
||||
@ -212,13 +208,11 @@ public:
|
||||
};
|
||||
|
||||
std::unique_ptr<Daq> createPortAudioDevice(const DeviceInfo &devinfo,
|
||||
const DaqConfiguration &config)
|
||||
{
|
||||
const DaqConfiguration &config) {
|
||||
DEBUGTRACE_ENTER;
|
||||
const OurPaDeviceInfo *_info =
|
||||
dynamic_cast<const OurPaDeviceInfo *>(&devinfo);
|
||||
if (_info == nullptr)
|
||||
{
|
||||
if (_info == nullptr) {
|
||||
throw rte("BUG: Could not cast DeviceInfo to OurPaDeviceInfo");
|
||||
}
|
||||
return std::make_unique<PortAudioDaq>(*_info, config);
|
||||
@ -227,144 +221,143 @@ std::unique_ptr<Daq> createPortAudioDevice(const DeviceInfo &devinfo,
|
||||
static int rawPaCallback(const void *inputBuffer, void *outputBuffer,
|
||||
unsigned long framesPerBuffer,
|
||||
const PaStreamCallbackTimeInfo *timeInfo,
|
||||
PaStreamCallbackFlags statusFlags, void *userData)
|
||||
{
|
||||
PaStreamCallbackFlags statusFlags, void *userData) {
|
||||
return static_cast<PortAudioDaq *>(userData)->memberPaCallback(
|
||||
inputBuffer, outputBuffer, framesPerBuffer, timeInfo, statusFlags);
|
||||
}
|
||||
|
||||
PortAudioDaq::PortAudioDaq(const OurPaDeviceInfo &devinfo_gen,
|
||||
const DaqConfiguration &config)
|
||||
: Daq(devinfo_gen, config)
|
||||
{
|
||||
|
||||
: Daq(devinfo_gen, config) {
|
||||
DEBUGTRACE_ENTER;
|
||||
PaError err = Pa_Initialize();
|
||||
/// PortAudio says that Pa_Terminate() should not be called whenever there
|
||||
/// is an error in Pa_Initialize(). This is opposite to what most examples
|
||||
/// of PortAudio show.
|
||||
throwIfError(err);
|
||||
bool shouldPaTerminate = false;
|
||||
try {
|
||||
PaError err = Pa_Initialize();
|
||||
/// PortAudio says that Pa_Terminate() should not be called whenever there
|
||||
/// is an error in Pa_Initialize(). This is opposite to what most examples
|
||||
/// of PortAudio show.
|
||||
throwIfError(err);
|
||||
|
||||
// OK, Pa_Initialize successfully finished, it means we have to clean up with
|
||||
// Pa_Terminate in the destructor.
|
||||
_shouldPaTerminate = true;
|
||||
// OK, Pa_Initialize successfully finished, it means we have to clean up
|
||||
// with Pa_Terminate in the destructor.
|
||||
shouldPaTerminate = true;
|
||||
|
||||
// Going to find the device in the list. If its there, we have to retrieve
|
||||
// the index, as this is required in the PaStreamParameters struct
|
||||
int devindex = -1;
|
||||
for (int i = 0; i < Pa_GetDeviceCount(); i++)
|
||||
{
|
||||
// DEBUGTRACE_PRINT(i);
|
||||
bool ok = true;
|
||||
const PaDeviceInfo *info = Pa_GetDeviceInfo(i);
|
||||
if (!info)
|
||||
{
|
||||
throw rte("No device structure returned from PortAudio");
|
||||
// Going to find the device in the list. If its there, we have to retrieve
|
||||
// the index, as this is required in the PaStreamParameters struct
|
||||
int devindex = -1;
|
||||
for (int i = 0; i < Pa_GetDeviceCount(); i++) {
|
||||
// DEBUGTRACE_PRINT(i);
|
||||
bool ok = true;
|
||||
const PaDeviceInfo *info = Pa_GetDeviceInfo(i);
|
||||
if (!info) {
|
||||
throw rte("No device structure returned from PortAudio");
|
||||
}
|
||||
ok &= string(info->name) == devinfo_gen.device_name;
|
||||
ok &= info->hostApi == devinfo_gen._paDevInfo.hostApi;
|
||||
ok &= info->maxInputChannels == devinfo_gen._paDevInfo.maxInputChannels;
|
||||
ok &= info->maxOutputChannels == devinfo_gen._paDevInfo.maxOutputChannels;
|
||||
ok &= info->defaultSampleRate == devinfo_gen._paDevInfo.defaultSampleRate;
|
||||
|
||||
if (ok) {
|
||||
devindex = i;
|
||||
}
|
||||
}
|
||||
ok &= string(info->name) == devinfo_gen.device_name;
|
||||
ok &= info->hostApi == devinfo_gen._paDevInfo.hostApi;
|
||||
ok &= info->maxInputChannels == devinfo_gen._paDevInfo.maxInputChannels;
|
||||
ok &= info->maxOutputChannels == devinfo_gen._paDevInfo.maxOutputChannels;
|
||||
ok &= info->defaultSampleRate == devinfo_gen._paDevInfo.defaultSampleRate;
|
||||
|
||||
if (ok)
|
||||
{
|
||||
devindex = i;
|
||||
if (devindex < 0) {
|
||||
throw rte(string("Device not found: ") + string(devinfo_gen.device_name));
|
||||
}
|
||||
}
|
||||
if (devindex < 0)
|
||||
{
|
||||
throw rte(string("Device not found: ") + string(devinfo_gen.device_name));
|
||||
}
|
||||
|
||||
using Dtype = DataTypeDescriptor::DataType;
|
||||
const Dtype dtype = dataType();
|
||||
// Sample format is bit flag
|
||||
PaSampleFormat format = paNonInterleaved;
|
||||
switch (dtype)
|
||||
{
|
||||
case Dtype::dtype_fl32:
|
||||
DEBUGTRACE_PRINT("Datatype float32");
|
||||
format |= paFloat32;
|
||||
break;
|
||||
case Dtype::dtype_fl64:
|
||||
DEBUGTRACE_PRINT("Datatype float64");
|
||||
throw rte("Invalid data type specified for DAQ stream.");
|
||||
break;
|
||||
case Dtype::dtype_int8:
|
||||
DEBUGTRACE_PRINT("Datatype int8");
|
||||
format |= paInt8;
|
||||
break;
|
||||
case Dtype::dtype_int16:
|
||||
DEBUGTRACE_PRINT("Datatype int16");
|
||||
format |= paInt16;
|
||||
break;
|
||||
case Dtype::dtype_int32:
|
||||
DEBUGTRACE_PRINT("Datatype int32");
|
||||
format |= paInt32;
|
||||
break;
|
||||
default:
|
||||
throw rte("Invalid data type specified for DAQ stream.");
|
||||
break;
|
||||
using Dtype = DataTypeDescriptor::DataType;
|
||||
const Dtype dtype = dataType();
|
||||
// Sample format is bit flag
|
||||
PaSampleFormat format = paNonInterleaved;
|
||||
switch (dtype) {
|
||||
case Dtype::dtype_fl32:
|
||||
DEBUGTRACE_PRINT("Datatype float32");
|
||||
format |= paFloat32;
|
||||
break;
|
||||
case Dtype::dtype_fl64:
|
||||
DEBUGTRACE_PRINT("Datatype float64");
|
||||
throw rte("Invalid data type specified for DAQ stream.");
|
||||
break;
|
||||
case Dtype::dtype_int8:
|
||||
DEBUGTRACE_PRINT("Datatype int8");
|
||||
format |= paInt8;
|
||||
break;
|
||||
case Dtype::dtype_int16:
|
||||
DEBUGTRACE_PRINT("Datatype int16");
|
||||
format |= paInt16;
|
||||
break;
|
||||
case Dtype::dtype_int32:
|
||||
DEBUGTRACE_PRINT("Datatype int32");
|
||||
format |= paInt32;
|
||||
break;
|
||||
default:
|
||||
throw rte("Invalid data type specified for DAQ stream.");
|
||||
break;
|
||||
}
|
||||
|
||||
std::unique_ptr<PaStreamParameters> instreamParams;
|
||||
std::unique_ptr<PaStreamParameters> outstreamParams;
|
||||
|
||||
if (neninchannels() > 0) {
|
||||
instreamParams = std::make_unique<PaStreamParameters>(PaStreamParameters(
|
||||
{.device = devindex,
|
||||
.channelCount = (int)getHighestEnabledInChannel() + 1,
|
||||
.sampleFormat = format,
|
||||
.suggestedLatency = framesPerBlock() / samplerate(),
|
||||
.hostApiSpecificStreamInfo = nullptr}));
|
||||
}
|
||||
if (nenoutchannels() > 0) {
|
||||
outstreamParams = std::make_unique<PaStreamParameters>(PaStreamParameters(
|
||||
{.device = devindex,
|
||||
.channelCount = (int)getHighestEnabledOutChannel() + 1,
|
||||
.sampleFormat = format,
|
||||
.suggestedLatency = framesPerBlock() / samplerate(),
|
||||
.hostApiSpecificStreamInfo = nullptr}));
|
||||
}
|
||||
|
||||
// Next step: check whether we are OK
|
||||
err = Pa_IsFormatSupported(instreamParams.get(), outstreamParams.get(),
|
||||
samplerate());
|
||||
throwIfError(err);
|
||||
|
||||
err = Pa_OpenStream(&_stream, // stream
|
||||
instreamParams.get(), // inputParameters
|
||||
outstreamParams.get(), // outputParameters
|
||||
samplerate(), // yeah,
|
||||
framesPerBlock(), // framesPerBuffer
|
||||
paNoFlag, // streamFlags
|
||||
rawPaCallback, this);
|
||||
throwIfError(err);
|
||||
assert(_stream);
|
||||
} catch (rte &e) {
|
||||
if (shouldPaTerminate) {
|
||||
PaError err = Pa_Terminate();
|
||||
if (err != paNoError) {
|
||||
cerr << "Error terminating PortAudio. Do not know what to do." << endl;
|
||||
}
|
||||
}
|
||||
throw;
|
||||
}
|
||||
|
||||
std::unique_ptr<PaStreamParameters> instreamParams;
|
||||
std::unique_ptr<PaStreamParameters> outstreamParams;
|
||||
|
||||
if (neninchannels() > 0)
|
||||
{
|
||||
instreamParams = std::make_unique<PaStreamParameters>(
|
||||
PaStreamParameters({.device = devindex,
|
||||
.channelCount = (int)getHighestEnabledInChannel() + 1,
|
||||
.sampleFormat = format,
|
||||
.suggestedLatency = framesPerBlock() / samplerate(),
|
||||
.hostApiSpecificStreamInfo = nullptr}));
|
||||
}
|
||||
if (nenoutchannels() > 0)
|
||||
{
|
||||
outstreamParams = std::make_unique<PaStreamParameters>(
|
||||
PaStreamParameters({.device = devindex,
|
||||
.channelCount = (int)getHighestEnabledOutChannel() + 1,
|
||||
.sampleFormat = format,
|
||||
.suggestedLatency = framesPerBlock() / samplerate(),
|
||||
.hostApiSpecificStreamInfo = nullptr}));
|
||||
}
|
||||
|
||||
// Next step: check whether we are OK
|
||||
err = Pa_IsFormatSupported(instreamParams.get(), outstreamParams.get(),
|
||||
samplerate());
|
||||
throwIfError(err);
|
||||
|
||||
err = Pa_OpenStream(&_stream, // stream
|
||||
instreamParams.get(), // inputParameters
|
||||
outstreamParams.get(), // outputParameters
|
||||
samplerate(), // yeah,
|
||||
framesPerBlock(), // framesPerBuffer
|
||||
paNoFlag, // streamFlags
|
||||
rawPaCallback, this);
|
||||
throwIfError(err);
|
||||
}
|
||||
|
||||
void PortAudioDaq::start(InDaqCallback inCallback, OutDaqCallback outCallback)
|
||||
{
|
||||
void PortAudioDaq::start(InDaqCallback inCallback, OutDaqCallback outCallback) {
|
||||
DEBUGTRACE_ENTER;
|
||||
assert(_stream);
|
||||
if (Pa_IsStreamActive(_stream))
|
||||
{
|
||||
|
||||
if (Pa_IsStreamActive(_stream)) {
|
||||
throw rte("Stream is already running");
|
||||
}
|
||||
|
||||
// Logical XOR
|
||||
if (inCallback && outCallback)
|
||||
{
|
||||
throw rte("Either input or output stream possible for RtAudio. "
|
||||
"Stream duplex mode not provided.");
|
||||
if (inCallback && outCallback) {
|
||||
throw rte(
|
||||
"Either input or output stream possible for PortAudio. "
|
||||
"Stream duplex mode not provided.");
|
||||
}
|
||||
|
||||
if (neninchannels() > 0)
|
||||
{
|
||||
if (!inCallback)
|
||||
{
|
||||
if (neninchannels() > 0) {
|
||||
if (!inCallback) {
|
||||
throw rte(
|
||||
|
||||
"Input callback given, but stream does not provide input data");
|
||||
@ -372,10 +365,8 @@ void PortAudioDaq::start(InDaqCallback inCallback, OutDaqCallback outCallback)
|
||||
|
||||
_incallback = inCallback;
|
||||
}
|
||||
if (nenoutchannels() > 0)
|
||||
{
|
||||
if (!outCallback)
|
||||
{
|
||||
if (nenoutchannels() > 0) {
|
||||
if (!outCallback) {
|
||||
throw rte(
|
||||
"Output callback given, but stream does not provide output data");
|
||||
}
|
||||
@ -385,86 +376,94 @@ void PortAudioDaq::start(InDaqCallback inCallback, OutDaqCallback outCallback)
|
||||
PaError err = Pa_StartStream(_stream);
|
||||
throwIfError(err);
|
||||
}
|
||||
void PortAudioDaq::stop()
|
||||
{
|
||||
void PortAudioDaq::stop() {
|
||||
DEBUGTRACE_ENTER;
|
||||
assert(_stream);
|
||||
if (Pa_IsStreamStopped(_stream))
|
||||
{
|
||||
if (Pa_IsStreamStopped(_stream) > 1) {
|
||||
throw rte("Stream is already stopped");
|
||||
}
|
||||
PaError err = Pa_StopStream(_stream);
|
||||
throwIfError(err);
|
||||
}
|
||||
Daq::StreamStatus PortAudioDaq::getStreamStatus() const
|
||||
{
|
||||
Daq::StreamStatus PortAudioDaq::getStreamStatus() const {
|
||||
DEBUGTRACE_ENTER;
|
||||
// Stores an error type and whether the
|
||||
Daq::StreamStatus status;
|
||||
// Copy over atomic flag.
|
||||
status.errorType = _streamError;
|
||||
// Check if stream is still running.
|
||||
if (_stream)
|
||||
{
|
||||
if (Pa_IsStreamActive(_stream))
|
||||
{
|
||||
status.isRunning = true;
|
||||
using StreamError = Daq::StreamStatus::StreamError;
|
||||
Daq::StreamStatus::StreamError errortype = _streamError.load();
|
||||
|
||||
PaError err = Pa_IsStreamStopped(_stream);
|
||||
if (err > 1) {
|
||||
// Stream is stopped due to an error in the callback. The exact error type
|
||||
// is filled in in the if-statement above
|
||||
return status;
|
||||
} else if (err == 0) {
|
||||
// Still running
|
||||
status.isRunning = true;
|
||||
} else if (err < 0) {
|
||||
// Stream encountered an error.
|
||||
switch (err) {
|
||||
case paInternalError:
|
||||
errortype = StreamError::driverError;
|
||||
break;
|
||||
case paDeviceUnavailable:
|
||||
errortype = StreamError::driverError;
|
||||
break;
|
||||
case paInputOverflowed:
|
||||
errortype = StreamError::inputXRun;
|
||||
break;
|
||||
case paOutputUnderflowed:
|
||||
errortype = StreamError::outputXRun;
|
||||
break;
|
||||
default:
|
||||
errortype = StreamError::driverError;
|
||||
cerr << "Portaudio backend error:" << Pa_GetErrorText(err) << endl;
|
||||
break;
|
||||
}
|
||||
}
|
||||
status.errorType = errortype;
|
||||
return status;
|
||||
}
|
||||
|
||||
PortAudioDaq::~PortAudioDaq()
|
||||
{
|
||||
PortAudioDaq::~PortAudioDaq() {
|
||||
PaError err;
|
||||
if (_stream)
|
||||
{
|
||||
if (Pa_IsStreamActive(_stream))
|
||||
{
|
||||
stop();
|
||||
}
|
||||
|
||||
err = Pa_CloseStream(_stream);
|
||||
_stream = nullptr;
|
||||
if (err != paNoError)
|
||||
{
|
||||
cerr << "Error closing PortAudio stream. Do not know what to do." << endl;
|
||||
}
|
||||
assert(_shouldPaTerminate);
|
||||
assert(_stream);
|
||||
if (Pa_IsStreamActive(_stream)) {
|
||||
// Stop the stream first
|
||||
stop();
|
||||
}
|
||||
|
||||
if (_shouldPaTerminate)
|
||||
{
|
||||
err = Pa_Terminate();
|
||||
if (err != paNoError)
|
||||
{
|
||||
cerr << "Error terminating PortAudio. Do not know what to do." << endl;
|
||||
}
|
||||
err = Pa_CloseStream(_stream);
|
||||
_stream = nullptr;
|
||||
if (err != paNoError) {
|
||||
cerr << "Error closing PortAudio stream. Do not know what to do." << endl;
|
||||
}
|
||||
|
||||
err = Pa_Terminate();
|
||||
if (err != paNoError) {
|
||||
cerr << "Error terminating PortAudio. Do not know what to do." << endl;
|
||||
}
|
||||
}
|
||||
|
||||
int PortAudioDaq::memberPaCallback(const void *inputBuffer, void *outputBuffer,
|
||||
unsigned long framesPerBuffer,
|
||||
const PaStreamCallbackTimeInfo *timeInfo,
|
||||
PaStreamCallbackFlags statusFlags)
|
||||
{
|
||||
|
||||
DEBUGTRACE_ENTER;
|
||||
PaStreamCallbackFlags statusFlags) {
|
||||
// DEBUGTRACE_ENTER;
|
||||
typedef Daq::StreamStatus::StreamError se;
|
||||
if (statusFlags & paPrimingOutput)
|
||||
{
|
||||
if (statusFlags & paPrimingOutput) {
|
||||
// Initial output buffers generated. So nothing with input yet
|
||||
return paContinue;
|
||||
}
|
||||
if ((statusFlags & paInputUnderflow) || (statusFlags & paInputOverflow))
|
||||
{
|
||||
if ((statusFlags & paInputUnderflow) || (statusFlags & paInputOverflow)) {
|
||||
_streamError = se::inputXRun;
|
||||
return paAbort;
|
||||
}
|
||||
if ((statusFlags & paOutputUnderflow) || (statusFlags & paOutputOverflow))
|
||||
{
|
||||
if ((statusFlags & paOutputUnderflow) || (statusFlags & paOutputOverflow)) {
|
||||
_streamError = se::outputXRun;
|
||||
return paAbort;
|
||||
}
|
||||
if (framesPerBuffer != framesPerBlock())
|
||||
{
|
||||
if (framesPerBuffer != framesPerBlock()) {
|
||||
cerr << "Logic error: expected a block size of: " << framesPerBlock()
|
||||
<< endl;
|
||||
_streamError = se::logicError;
|
||||
@ -476,8 +475,7 @@ int PortAudioDaq::memberPaCallback(const void *inputBuffer, void *outputBuffer,
|
||||
const auto &dtype_descr = dtypeDescr();
|
||||
const auto dtype = dataType();
|
||||
const us sw = dtype_descr.sw;
|
||||
if (inputBuffer)
|
||||
{
|
||||
if (inputBuffer) {
|
||||
assert(_incallback);
|
||||
std::vector<byte_t *> ptrs;
|
||||
ptrs.reserve(neninchannels);
|
||||
@ -489,10 +487,8 @@ int PortAudioDaq::memberPaCallback(const void *inputBuffer, void *outputBuffer,
|
||||
|
||||
/// Only pass on the pointers of the channels we want. inputBuffer is
|
||||
/// noninterleaved, as specified in PortAudioDaq constructor.
|
||||
for (us ch = ch_min; ch <= ch_max; ch++)
|
||||
{
|
||||
if (inchannel_config.at(ch).enabled)
|
||||
{
|
||||
for (us ch = ch_min; ch <= ch_max; ch++) {
|
||||
if (inchannel_config.at(ch).enabled) {
|
||||
byte_t *ch_ptr =
|
||||
reinterpret_cast<byte_t **>(const_cast<void *>(inputBuffer))[ch];
|
||||
ptrs.push_back(ch_ptr);
|
||||
@ -504,8 +500,7 @@ int PortAudioDaq::memberPaCallback(const void *inputBuffer, void *outputBuffer,
|
||||
_incallback(d);
|
||||
}
|
||||
|
||||
if (outputBuffer)
|
||||
{
|
||||
if (outputBuffer) {
|
||||
assert(_outcallback);
|
||||
std::vector<byte_t *> ptrs;
|
||||
ptrs.reserve(nenoutchannels);
|
||||
@ -517,10 +512,8 @@ int PortAudioDaq::memberPaCallback(const void *inputBuffer, void *outputBuffer,
|
||||
assert(ch_min < noutchannels);
|
||||
assert(ch_max < noutchannels);
|
||||
/// Only pass on the pointers of the channels we want
|
||||
for (us ch = ch_min; ch <= ch_max; ch++)
|
||||
{
|
||||
if (outchannel_config.at(ch).enabled)
|
||||
{
|
||||
for (us ch = ch_min; ch <= ch_max; ch++) {
|
||||
if (outchannel_config.at(ch).enabled) {
|
||||
byte_t *ch_ptr = reinterpret_cast<byte_t **>(outputBuffer)[ch];
|
||||
ptrs.push_back(ch_ptr);
|
||||
}
|
||||
@ -530,8 +523,7 @@ int PortAudioDaq::memberPaCallback(const void *inputBuffer, void *outputBuffer,
|
||||
_outcallback(d);
|
||||
// Copy over the buffer
|
||||
us j = 0;
|
||||
for (auto ptr : ptrs)
|
||||
{
|
||||
for (auto ptr : ptrs) {
|
||||
d.copyToRaw(j, ptr);
|
||||
j++;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user