Method startStream

src/backends/RtAudio/RtAudio.cpp:1672–1719

}

void RtApiCore ::startStream(void)
{
    verifyStream();
    if (stream_.state == STREAM_RUNNING)
    {
        errorText_ = "RtApiCore::startStream(): the stream is already running!";
        error(RtAudioError::WARNING);
        return;
    }

#if defined(HAVE_GETTIMEOFDAY)
    gettimeofday(&stream_.lastTickTimestamp, NULL);
#endif

    OSStatus result = noErr;
    CoreHandle * handle = (CoreHandle *) stream_.apiHandle;
    if (stream_.mode == OUTPUT || stream_.mode == DUPLEX)
    {

        result = AudioDeviceStart(handle->id[0], callbackHandler);
        if (result != noErr)
        {
            errorStream_ << "RtApiCore::startStream: system error (" << getErrorCode(result) << ") starting callback procedure on device (" << stream_.device[0] << ").";
            errorText_ = errorStream_.str();
            goto unlock;
        }
    }

    if (stream_.mode == INPUT || (stream_.mode == DUPLEX && stream_.device[0] != stream_.device[1]))
    {

        result = AudioDeviceStart(handle->id[1], callbackHandler);
        if (result != noErr)
        {
            errorStream_ << "RtApiCore::startStream: system error starting input callback procedure on device (" << stream_.device[1] << ").";
            errorText_ = errorStream_.str();
            goto unlock;
        }
    }

    handle->drainCounter = 0;
    handle->internalDrain = false;
    stream_.state = STREAM_RUNNING;

unlock:
    if (result == noErr) return;
    error(RtAudioError::SYSTEM_ERROR);
}

void RtApiCore ::stopStream(void)
{