Merge branch 'RtAudioV6' into develop

cpp_src/device/CMakeLists.txt

@@ -34,7 +34,7 @@ if(LASP_HAS_RTAUDIO)
     target_link_libraries(lasp_device_lib rtaudio)
 endif()
 if(LASP_HAS_PORTAUDIO)
-    target_link_libraries(lasp_device_lib portaudio)
+    target_link_libraries(lasp_device_lib PortAudio)
     if(WIN32)
     else()
         target_link_libraries(lasp_device_lib asound)

cpp_src/device/lasp_rtaudiodaq.cpp

@@ -17,37 +17,46 @@ using rte = std::runtime_error;
 using std::vector;
 using lck = std::scoped_lock<std::mutex>;
 
-class RtAudioDeviceInfo : public DeviceInfo {
+const unsigned RTAUDIO_MAX_CHANNELS = 8;
+
+class RtAudioDeviceInfo : public DeviceInfo
+{
 public:
   /**
    * @brief Specific for the device (Sub-API). Important for the RtAudio
    * backend, as RtAudio is able to handle different API's.
    */
-  int _api_devindex;
+  int ID; // Copy of RtAudio::DeviceInfo::ID
-  virtual std::unique_ptr<DeviceInfo> clone() const override {
+  virtual std::unique_ptr<DeviceInfo> clone() const override
+  {
     return std::make_unique<DeviceInfo>(*this);
   }
 };
 
-void fillRtAudioDeviceInfo(DeviceInfoList &devinfolist) {
+void fillRtAudioDeviceInfo(DeviceInfoList &devinfolist)
+{
   DEBUGTRACE_ENTER;
 
   vector<RtAudio::Api> apis;
   RtAudio::getCompiledApi(apis);
 
-  for (auto api : apis) {
+  for (auto api : apis)
+  {
     RtAudio rtaudio(api);
-    us count = rtaudio.getDeviceCount();
+    const us count = rtaudio.getDeviceCount();
-    for (us devno = 0; devno < count; devno++) {
+
+    const auto ids = rtaudio.getDeviceIds();
+
+    for (us i = 0; i < count; i++)
+    {
+      us id = ids.at(i);
+
+      RtAudio::DeviceInfo devinfo = rtaudio.getDeviceInfo(id);
 
-      RtAudio::DeviceInfo devinfo = rtaudio.getDeviceInfo(devno);
-      if (!devinfo.probed) {
-        // Device capabilities not successfully probed. Continue to next
-        continue;
-      }
       // "Our device info struct"
       RtAudioDeviceInfo d;
-      switch (api) {
+      switch (api)
+      {
       case RtAudio::LINUX_ALSA:
         d.api = rtaudioAlsaApi;
         break;
@@ -70,43 +79,49 @@ void fillRtAudioDeviceInfo(DeviceInfoList &devinfolist) {
       }
 
       d.device_name = devinfo.name;
-      d._api_devindex = devno;
+      d.ID = id;
 
       /// When 48k is available we overwrite the default sample rate with the 48
       /// kHz value, which is our preffered rate,
       bool rate_48k_found = false;
 
-      for (us j = 0; j < devinfo.sampleRates.size(); j++) {
+      for (us j = 0; j < devinfo.sampleRates.size(); j++)
+      {
 
         us rate_int = devinfo.sampleRates[j];
 
         d.availableSampleRates.push_back((double)rate_int);
 
-        if (!rate_48k_found) {
+        if (!rate_48k_found)
+        {
 
-          if (devinfo.preferredSampleRate == rate_int) {
+          if (devinfo.preferredSampleRate == rate_int)
+          {
             d.prefSampleRateIndex = j;
           }
 
-          if (rate_int == 48000) {
+          if (rate_int == 48000)
+          {
             d.prefSampleRateIndex = j;
             rate_48k_found = true;
           }
         }
       }
 
-      d.noutchannels = devinfo.outputChannels;
+      d.noutchannels = std::min(devinfo.outputChannels, RTAUDIO_MAX_CHANNELS);
-      d.ninchannels = devinfo.inputChannels;
+      d.ninchannels = std::min(devinfo.inputChannels, RTAUDIO_MAX_CHANNELS);
 
       d.availableInputRanges = {1.0};
       d.availableOutputRanges = {1.0};
 
       RtAudioFormat formats = devinfo.nativeFormats;
-      if (formats & RTAUDIO_SINT8) {
+      if (formats & RTAUDIO_SINT8)
+      {
         d.availableDataTypes.push_back(
             DataTypeDescriptor::DataType::dtype_int8);
       }
-      if (formats & RTAUDIO_SINT16) {
+      if (formats & RTAUDIO_SINT16)
+      {
         d.availableDataTypes.push_back(
             DataTypeDescriptor::DataType::dtype_int16);
       }
@@ -114,15 +129,18 @@ void fillRtAudioDeviceInfo(DeviceInfoList &devinfolist) {
       /*   d.availableDataTypes.push_back(DataTypeDescriptor::DataType::dtype_int24);
        */
       /* } */
-      if (formats & RTAUDIO_SINT32) {
+      if (formats & RTAUDIO_SINT32)
+      {
         d.availableDataTypes.push_back(
             DataTypeDescriptor::DataType::dtype_fl32);
       }
-      if (formats & RTAUDIO_FLOAT64) {
+      if (formats & RTAUDIO_FLOAT64)
+      {
         d.availableDataTypes.push_back(
             DataTypeDescriptor::DataType::dtype_fl64);
       }
-      if (d.availableDataTypes.size() == 0) {
+      if (d.availableDataTypes.size() == 0)
+      {
         std::cerr << "RtAudio: No data types found in device!" << endl;
       }
 
@@ -140,9 +158,8 @@ static int mycallback(void *outputBuffer, void *inputBuffer,
                       unsigned int nFrames, double streamTime,
                       RtAudioStreamStatus status, void *userData);
 
-static void myerrorcallback(RtAudioError::Type, const string &errorText);
+class RtAudioDaq : public Daq
-
+{
-class RtAudioDaq : public Daq {
 
   RtAudio rtaudio;
   const us nFramesPerBlock;
@@ -182,10 +199,11 @@ public:
       /// 0. For now, our fix is to shift out the channels we want, and let
       /// RtAudio pass on all channels.
       inParams->firstChannel = 0;
-      inParams->nChannels = devinfo_gen.ninchannels;
+      inParams->nChannels = devinfo.ninchannels;
-      inParams->deviceId = devinfo._api_devindex;
+      inParams->deviceId = devinfo.ID;
-
+    }
-    } else {
+    else
+    {
 
       outParams = std::make_unique<RtAudio::StreamParameters>();
 
@@ -193,8 +211,8 @@ public:
       /// 0. For now, our fix is to shift out the channels we want, and let
       /// RtAudio pass on all channels.
       outParams->firstChannel = 0;
-      outParams->nChannels = devinfo_gen.noutchannels;
+      outParams->nChannels = devinfo.noutchannels;
-      outParams->deviceId = devinfo._api_devindex;
+      outParams->deviceId = devinfo.ID;
     }
 
     RtAudio::StreamOptions streamoptions;
@@ -207,7 +225,8 @@ public:
     RtAudioFormat format;
     using Dtype = DataTypeDescriptor::DataType;
     const Dtype dtype = dataType();
-    switch (dtype) {
+    switch (dtype)
+    {
     case Dtype::dtype_fl32:
       DEBUGTRACE_PRINT("Datatype float32");
       format = RTAUDIO_FLOAT32;
@@ -238,36 +257,46 @@ public:
     unsigned int nFramesPerBlock_copy = nFramesPerBlock;
 
     // Final step: open the stream.
-    rtaudio.openStream(outParams.get(), inParams.get(), format,
+    RtAudioErrorType err = rtaudio.openStream(outParams.get(), inParams.get(), format,
-                       static_cast<us>(samplerate()), &nFramesPerBlock_copy,
+                                              static_cast<us>(samplerate()), &nFramesPerBlock_copy,
-                       mycallback, (void *)this, &streamoptions,
+                                              mycallback, (void *)this, &streamoptions);
-                       &myerrorcallback);
+    if (err != RTAUDIO_NO_ERROR)
+    {
+      throw std::runtime_error(string("Error opening stream: ") + rtaudio.getErrorText());
+    }
 
-    if (nFramesPerBlock_copy != nFramesPerBlock) {
+    if (nFramesPerBlock_copy != nFramesPerBlock)
+    {
       throw rte(string("Got different number of frames per block back from RtAudio "
-                "backend: ") + std::to_string(nFramesPerBlock_copy) + ". I do not know what to do.");
+                       "backend: ") +
+                std::to_string(nFramesPerBlock_copy) + ". I do not know what to do.");
     }
   }
 
   virtual void start(InDaqCallback inCallback,
-                     OutDaqCallback outCallback) override final {
+                     OutDaqCallback outCallback) override final
+  {
 
     DEBUGTRACE_ENTER;
 
     assert(!monitorOutput);
 
-    if (getStreamStatus().runningOK()) {
+    if (getStreamStatus().runningOK())
+    {
       throw rte("Stream already running");
     }
 
     // Logical XOR
-    if (inCallback && outCallback) {
+    if (inCallback && outCallback)
+    {
       throw rte("Either input or output stream possible for RtAudio. "
                 "Stream duplex mode not provided.");
     }
 
-    if (neninchannels() > 0) {
+    if (neninchannels() > 0)
-      if (!inCallback) {
+    {
+      if (!inCallback)
+      {
         throw rte(
 
             "Input callback given, but stream does not provide input data");
@@ -275,8 +304,10 @@ public:
 
       _incallback = inCallback;
     }
-    if (nenoutchannels() > 0) {
+    if (nenoutchannels() > 0)
-      if (!outCallback) {
+    {
+      if (!outCallback)
+      {
         throw rte(
             "Output callback given, but stream does not provide output data");
       }
@@ -284,7 +315,11 @@ public:
     }
 
     // Start the stream. Throws on error.
-    rtaudio.startStream();
+    const auto err = rtaudio.startStream();
+    if (err != RTAUDIO_NO_ERROR)
+    {
+      throw std::runtime_error(string("Error starting stream: ") + rtaudio.getErrorText());
+    }
 
     // If we are here, we are running without errors.
     StreamStatus status;
@@ -294,10 +329,15 @@ public:
 
   StreamStatus getStreamStatus() const override final { return _streamStatus; }
 
-  void stop() override final {
+  void stop() override final
+  {
     DEBUGTRACE_ENTER;
-    if (getStreamStatus().runningOK()) {
+    if (getStreamStatus().runningOK())
-      rtaudio.stopStream();
+    {
+      const auto err = rtaudio.stopStream();
+      if(err != RTAUDIO_NO_ERROR) {
+        std::cerr << "Error occured while stopping the stream: " << rtaudio.getErrorText() << endl;
+      }
     }
     StreamStatus s = _streamStatus;
     s.isRunning = false;
@@ -306,14 +346,16 @@ public:
   }
 
   int streamCallback(void *outputBuffer, void *inputBuffer,
-                     unsigned int nFrames, RtAudioStreamStatus status) {
+                     unsigned int nFrames, RtAudioStreamStatus status)
+  {
 
     DEBUGTRACE_ENTER;
 
     using se = StreamStatus::StreamError;
 
     int rval = 0;
-    auto stopWithError = [&](se e) {
+    auto stopWithError = [&](se e)
+    {
       DEBUGTRACE_PRINT("stopWithError");
       StreamStatus stat = _streamStatus;
       stat.errorType = e;
@@ -322,7 +364,8 @@ public:
       rval = 1;
     };
 
-    switch (status) {
+    switch (status)
+    {
     case RTAUDIO_INPUT_OVERFLOW:
       stopWithError(se::inputXRun);
       return 1;
@@ -341,14 +384,16 @@ public:
     const us neninchannels = this->neninchannels();
     const us nenoutchannels = this->nenoutchannels();
     const us sw = dtype_descr.sw;
-    if (nFrames != nFramesPerBlock) {
+    if (nFrames != nFramesPerBlock)
+    {
       cerr << "RtAudio backend error: nFrames does not match block size!"
            << endl;
       stopWithError(se::logicError);
       return 1;
     }
 
-    if (inputBuffer) {
+    if (inputBuffer)
+    {
       assert(_incallback);
       std::vector<byte_t *> ptrs;
       ptrs.reserve(neninchannels);
@@ -359,8 +404,10 @@ public:
       assert(ch_max < ninchannels);
 
       /// Only pass on the pointers of the channels we want
-      for (us ch = ch_min; ch <= ch_max; ch++) {
+      for (us ch = ch_min; ch <= ch_max; ch++)
-        if (inchannel_config.at(ch).enabled) {
+      {
+        if (inchannel_config.at(ch).enabled)
+        {
           byte_t *ptr =
               static_cast<byte_t *>(inputBuffer) + sw * ch * nFramesPerBlock;
           ptrs.push_back(ptr);
@@ -369,10 +416,11 @@ public:
       DaqData d{nFramesPerBlock, neninchannels, dtype};
       d.copyInFromRaw(ptrs);
 
-       _incallback(d);
+      _incallback(d);
     }
 
-    if (outputBuffer) {
+    if (outputBuffer)
+    {
       assert(_outcallback);
       std::vector<byte_t *> ptrs;
       ptrs.reserve(nenoutchannels);
@@ -384,8 +432,10 @@ public:
       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++) {
+      for (us ch = ch_min; ch <= ch_max; ch++)
-        if (outchannel_config.at(ch).enabled) {
+      {
+        if (outchannel_config.at(ch).enabled)
+        {
           ptrs.push_back(static_cast<byte_t *>(outputBuffer) +
                          sw * ch * nFramesPerBlock);
         }
@@ -395,7 +445,8 @@ public:
       _outcallback(d);
       // Copy over the buffer
       us j = 0;
-      for (auto ptr : ptrs) {
+      for (auto ptr : ptrs)
+      {
         d.copyToRaw(j, ptr);
         j++;
       }
@@ -411,17 +462,16 @@ public:
 };
 
 std::unique_ptr<Daq> createRtAudioDevice(const DeviceInfo &devinfo,
-                                         const DaqConfiguration &config) {
+                                         const DaqConfiguration &config)
+{
   return std::make_unique<RtAudioDaq>(devinfo, config);
 }
 
-void myerrorcallback(RtAudioError::Type, const string &errorText) {
-  cerr << "RtAudio backend stream error: " << errorText << endl;
-}
 int mycallback(
     void *outputBuffer, void *inputBuffer, unsigned int nFrames,
     __attribute__((unused)) double streamTime, // Not used parameter streamTime
-    RtAudioStreamStatus status, void *userData) {
+    RtAudioStreamStatus status, void *userData)
+{
 
   return static_cast<RtAudioDaq *>(userData)->streamCallback(
       outputBuffer, inputBuffer, nFrames, status);

third_party/rtaudio

@@ -1 +1 @@
-Subproject commit 46b01b5b134f33d8ddc3dab76829d4b1350e0522
+Subproject commit b4f04903312e0e0efffbe77655172e0f060dc085