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Version 4.2.0

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This commit is contained in:
Gary Scavone
2009-03-24 23:02:14 -04:00
committed by Stephen Sinclair
parent cf06b7598b
commit a6381b9d38
281 changed files with 17152 additions and 12000 deletions
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65
src/RtWvIn.cpp
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@@ -1,6 +1,6 @@
/***************************************************/
/*! \class RtWvIn
\brief STK realtime audio input class.
\brief STK realtime audio (blocking) input class.
This class provides a simplified interface to
RtAudio for realtime audio input. It is a
@@ -15,17 +15,17 @@
For single-channel data, these methods return
equivalent values.
by Perry R. Cook and Gary P. Scavone, 1995 - 2002.
by Perry R. Cook and Gary P. Scavone, 1995 - 2004.
*/
/***************************************************/
#include "RtWvIn.h"
RtWvIn :: RtWvIn(int nChannels, MY_FLOAT sampleRate, int device, int bufferFrames, int nBuffers )
RtWvIn :: RtWvIn(int nChannels, StkFloat sampleRate, int device, int bufferFrames, int nBuffers )
{
channels = nChannels;
channels_ = nChannels;
int size = bufferFrames;
RtAudioFormat format = ( sizeof(MY_FLOAT) == 8 ) ? RTAUDIO_FLOAT64 : RTAUDIO_FLOAT32;
RtAudioFormat format = ( sizeof(StkFloat) == 8 ) ? RTAUDIO_FLOAT64 : RTAUDIO_FLOAT32;
audio_ = 0;
try {
@@ -37,17 +37,17 @@ RtWvIn :: RtWvIn(int nChannels, MY_FLOAT sampleRate, int device, int bufferFrame
// Now open a stream and get the buffer pointer.
try {
audio_->openStream(0, 0, device, channels, format,
audio_->openStream(0, 0, device, channels_, format,
(int)sampleRate, &size, nBuffers);
data = (MY_FLOAT *) audio_->getStreamBuffer();
data_ = (StkFloat *) audio_->getStreamBuffer();
}
catch (RtError &error) {
handleError( error.getMessageString(), StkError::AUDIO_SYSTEM );
}
bufferSize = size;
lastOutput = (MY_FLOAT *) new MY_FLOAT[channels];
for (unsigned int i=0; i<channels; i++) lastOutput[i] = 0.0;
bufferSize_ = size;
lastOutputs_ = (StkFloat *) new StkFloat[channels_];
for (unsigned int i=0; i<channels_; i++) lastOutputs_[i] = 0.0;
counter_ = 0;
stopped_ = true;
}
@@ -57,7 +57,7 @@ RtWvIn :: ~RtWvIn()
if ( !stopped_ )
audio_->stopStream();
delete audio_;
data = 0; // RtAudio deletes the buffer itself.
data_ = 0; // RtAudio deletes the buffer itself.
}
void RtWvIn :: start()
@@ -76,34 +76,36 @@ void RtWvIn :: stop()
}
}
MY_FLOAT RtWvIn :: lastOut(void) const
StkFloat RtWvIn :: lastOut(void) const
{
return WvIn::lastOut();
}
MY_FLOAT RtWvIn :: tick(void)
StkFloat RtWvIn :: tick(void)
{
tickFrame();
this->tickFrame();
return lastOut();
}
MY_FLOAT *RtWvIn :: tick(MY_FLOAT *vector, unsigned int vectorSize)
StkFloat *RtWvIn :: tick(StkFloat *vector, unsigned int vectorSize)
{
for ( unsigned int i=0; i<vectorSize; i++ )
vector[i] = tick();
return vector;
return WvIn::tick( vector, vectorSize );
}
const MY_FLOAT *RtWvIn :: lastFrame() const
StkFrames& RtWvIn :: tick( StkFrames& frames, unsigned int channel )
{
return lastOutput;
return WvIn::tick( frames, channel );
}
const MY_FLOAT *RtWvIn :: tickFrame(void)
const StkFloat *RtWvIn :: lastFrame() const
{
return lastOutputs_;
}
const StkFloat *RtWvIn :: tickFrame(void)
{
if ( stopped_ )
start();
this->start();
if (counter_ == 0) {
try {
@@ -114,18 +116,23 @@ const MY_FLOAT *RtWvIn :: tickFrame(void)
}
}
long temp = counter_ * channels;
for (unsigned int i=0; i<channels; i++)
lastOutput[i] = data[temp++];
long temp = counter_ * channels_;
for (unsigned int i=0; i<channels_; i++)
lastOutputs_[i] = data_[temp++];
counter_++;
if (counter_ >= (long) bufferSize)
if (counter_ >= (long) bufferSize_)
counter_ = 0;
return lastOutput;
return lastOutputs_;
}
MY_FLOAT *RtWvIn :: tickFrame(MY_FLOAT *frameVector, unsigned int frames)
StkFloat *RtWvIn :: tickFrame(StkFloat *frameVector, unsigned int frames)
{
return WvIn::tickFrame( frameVector, frames );
}
StkFrames& RtWvIn :: tickFrame( StkFrames& frames )
{
return WvIn::tickFrame( frames );
}