Mirrors/overte
3
0
Fork 0
mirror of https://github.com/overte-org/overte.git synced 2025-04-25 13:13:27 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

Merge branch 'master' of https://github.com/worklist/hifi

Browse source
This commit is contained in:
Philip Rosedale 2013-12-05 13:41:13 -08:00
commit a9bd6718ff
4 changed files with 22 additions and 19 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
assignment-client/src/audio/AudioMixer.cpp
View file

@ -54,7 +54,7 @@
const short JITTER_BUFFER_MSECS = 12;
const short JITTER_BUFFER_SAMPLES = JITTER_BUFFER_MSECS * (SAMPLE_RATE / 1000.0);
const unsigned int BUFFER_SEND_INTERVAL_USECS = floorf((BUFFER_LENGTH_SAMPLES_PER_CHANNEL / SAMPLE_RATE) * 1000 * 1000);
const unsigned int BUFFER_SEND_INTERVAL_USECS = floorf((BUFFER_LENGTH_SAMPLES_PER_CHANNEL / (float) SAMPLE_RATE) * 1000 * 1000);
const int MAX_SAMPLE_VALUE = std::numeric_limits<int16_t>::max();
const int MIN_SAMPLE_VALUE = std::numeric_limits<int16_t>::min();

3
interface/src/Application.cpp
View file

@ -4239,7 +4239,8 @@ void* Application::networkReceive(void* args) {
break;
case PACKET_TYPE_MIXED_AUDIO:
app->_audio.addReceivedAudioToBuffer(app->_incomingPacket, bytesReceived);
QMetaObject::invokeMethod(&app->_audio, "addReceivedAudioToBuffer", Qt::QueuedConnection,
Q_ARG(QByteArray, QByteArray((char*) app->_incomingPacket, bytesReceived)));
break;
case PACKET_TYPE_VOXEL_DATA:
case PACKET_TYPE_VOXEL_ERASE:

31
interface/src/Audio.cpp
View file

@ -31,8 +31,7 @@
#include "Util.h"
static const float JITTER_BUFFER_LENGTH_MSECS = 12;
static const short JITTER_BUFFER_SAMPLES = JITTER_BUFFER_LENGTH_MSECS *
NUM_AUDIO_CHANNELS * (SAMPLE_RATE / 1000.0);
static const short JITTER_BUFFER_SAMPLES = JITTER_BUFFER_LENGTH_MSECS * NUM_AUDIO_CHANNELS * (SAMPLE_RATE / 1000.0);
static const float AUDIO_CALLBACK_MSECS = (float)BUFFER_LENGTH_SAMPLES_PER_CHANNEL / (float)SAMPLE_RATE * 1000.0;
@ -240,8 +239,7 @@ void Audio::handleAudioInput() {
// + 12 for 3 floats for position + float for bearing + 1 attenuation byte
PACKET_TYPE packetType = Menu::getInstance()->isOptionChecked(MenuOption::EchoServerAudio)
? PACKET_TYPE_MICROPHONE_AUDIO_WITH_ECHO
: PACKET_TYPE_MICROPHONE_AUDIO_NO_ECHO;
? PACKET_TYPE_MICROPHONE_AUDIO_WITH_ECHO : PACKET_TYPE_MICROPHONE_AUDIO_NO_ECHO;
char* currentPacketPtr = monoAudioDataPacket + populateTypeAndVersion((unsigned char*) monoAudioDataPacket,
packetType);
@ -279,6 +277,9 @@ void Audio::handleAudioInput() {
nodeList->getNodeSocket().writeDatagram(monoAudioDataPacket, BUFFER_LENGTH_BYTES_PER_CHANNEL + leadingBytes,
audioMixer->getActiveSocket()->getAddress(),
audioMixer->getActiveSocket()->getPort());
Application::getInstance()->getBandwidthMeter()->outputStream(BandwidthMeter::AUDIO)
.updateValue(BUFFER_LENGTH_BYTES_PER_CHANNEL + leadingBytes);
} else {
nodeList->pingPublicAndLocalSocketsForInactiveNode(audioMixer);
}
@ -343,6 +344,7 @@ void Audio::handleAudioInput() {
_outputDevice->write(stereoOutputBuffer);
// add output (@speakers) data just written to the scope
QMetaObject::invokeMethod(_scope, "addStereoSamples", Qt::QueuedConnection,
Q_ARG(QByteArray, stereoOutputBuffer), Q_ARG(bool, false));
@ -352,7 +354,7 @@ void Audio::handleAudioInput() {
gettimeofday(&_lastCallbackTime, NULL);
}
void Audio::addReceivedAudioToBuffer(unsigned char* receivedData, int receivedBytes) {
void Audio::addReceivedAudioToBuffer(const QByteArray& audioByteArray) {
const int NUM_INITIAL_PACKETS_DISCARD = 3;
const int STANDARD_DEVIATION_SAMPLE_COUNT = 500;
@ -374,9 +376,7 @@ void Audio::addReceivedAudioToBuffer(unsigned char* receivedData, int receivedBy
const int MAX_JITTER_BUFFER_SAMPLES = RING_BUFFER_LENGTH_SAMPLES / 2;
const float NUM_STANDARD_DEVIATIONS = 3.f;
if (Menu::getInstance()->getAudioJitterBufferSamples() == 0) {
float newJitterBufferSamples = (NUM_STANDARD_DEVIATIONS * _measuredJitter)
/ 1000.f
* SAMPLE_RATE;
float newJitterBufferSamples = (NUM_STANDARD_DEVIATIONS * _measuredJitter) / 1000.f * SAMPLE_RATE;
setJitterBufferSamples(glm::clamp((int)newJitterBufferSamples, 0, MAX_JITTER_BUFFER_SAMPLES));
}
}
@ -393,10 +393,10 @@ void Audio::addReceivedAudioToBuffer(unsigned char* receivedData, int receivedBy
}
}
_ringBuffer.parseData((unsigned char*) receivedData, receivedBytes);
_ringBuffer.parseData((unsigned char*) audioByteArray.data(), audioByteArray.size());
Application::getInstance()->getBandwidthMeter()->inputStream(BandwidthMeter::AUDIO)
.updateValue(PACKET_LENGTH_BYTES + sizeof(PACKET_TYPE));
Application::getInstance()->getBandwidthMeter()->inputStream(BandwidthMeter::AUDIO).updateValue(PACKET_LENGTH_BYTES
+ sizeof(PACKET_TYPE));
_lastReceiveTime = currentReceiveTime;
}
@ -410,7 +410,7 @@ bool Audio::mousePressEvent(int x, int y) {
}
void Audio::render(int screenWidth, int screenHeight) {
if (true) {
if (_audioInput) {
glLineWidth(2.0);
glBegin(GL_LINES);
glColor3f(1,1,1);
@ -566,10 +566,13 @@ void Audio::addProceduralSounds(int16_t* inputBuffer, int16_t* stereoOutput, int
sample = sinf(t * frequency);
sample += ((randFloat() - 0.5f) * NOISE_MAGNITUDE);
sample *= _drumSoundVolume * MAX_VOLUME;
inputBuffer[i] += sample;
int16_t collisionSample = (int16_t) sample;
inputBuffer[i] += collisionSample;
for (int j = (i * 4); j < (i * 4) + 4; j++) {
stereoOutput[j] += sample;
stereoOutput[j] += collisionSample;
}
_drumSoundVolume *= (1.f - _drumSoundDecay);

5
interface/src/Audio.h
View file

@ -42,8 +42,6 @@ public:
void render(int screenWidth, int screenHeight);
void addReceivedAudioToBuffer(unsigned char* receivedData, int receivedBytes);
float getLastInputLoudness() const { return _lastInputLoudness; }
void setLastAcceleration(const glm::vec3 lastAcceleration) { _lastAcceleration = lastAcceleration; }
@ -64,8 +62,9 @@ public:
void init(QGLWidget *parent = 0);
bool mousePressEvent(int x, int y);
public slots:
public slots:
void start();
void addReceivedAudioToBuffer(const QByteArray& audioByteArray);
void handleAudioInput();
void reset();