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RetroShare/plugins/VOIP/gui/AudioStats.cpp

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/*******************************************************************************
* plugins/VOIP/gui/AudioStats.cpp *
* *
* Copyright (C) 2005-2010 Thorvald Natvig <thorvald@natvig.com> *
* Copyright (C) 2012 by Retroshare Team <retroshare.project@gmail.com> *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Affero General Public License as *
* published by the Free Software Foundation, either version 3 of the *
* License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Affero General Public License for more details. *
* *
* You should have received a copy of the GNU Affero General Public License *
* along with this program. If not, see <https://www.gnu.org/licenses/>. *
* *
*******************************************************************************/
#include <QTimer>
#define iroundf(x) ( static_cast<int>(x) )
#include <QPainter>
#include "AudioStats.h"
#include "VOIPConfigPanel.h"
//#include "Global.h"
//#include "smallft.h"
AudioBar::AudioBar(QWidget *p) : QWidget(p) {
highContrast = false;
qcBelow = Qt::yellow;
qcAbove = Qt::red;
qcInside = Qt::green;
iMin = 0;
iMax = 32768;
iBelow = 2000;
iAbove = 22000;
iValue = 1000;
iPeak = -1;
setMinimumSize(100,20);
qlReplacableColors << Qt::yellow << Qt::red << Qt::green << Qt::blue;
qlReplacementBrushes << Qt::BDiagPattern << Qt::DiagCrossPattern << Qt::NoBrush << Qt::FDiagPattern;
}
void AudioBar::paintEvent(QPaintEvent *) {
QPainter p(this);
if (isEnabled()) {
qcBelow.setAlphaF(1.0f);
qcAbove.setAlphaF(1.0f);
qcInside.setAlphaF(1.0f);
} else {
qcBelow.setAlphaF(0.5f);
qcAbove.setAlphaF(0.5f);
qcInside.setAlphaF(0.5f);
}
if (iBelow > iAbove)
iBelow = iAbove;
if (iValue < iMin)
iValue = iMin;
else if (iValue > iMax)
iValue = iMax;
float scale = static_cast<float>(width()) / static_cast<float>(iMax - iMin);
int h = height();
int val = iroundf(static_cast<float>(iValue) * scale + 0.5f);
int below = iroundf(static_cast<float>(iBelow) * scale + 0.5f);
int above = iroundf(static_cast<float>(iAbove) * scale + 0.5f);
int max = iroundf(static_cast<float>(iMax) * scale + 0.5f);
int min = iroundf(static_cast<float>(iMin) * scale + 0.5f);
int peak = iroundf(static_cast<float>(iPeak) * scale + 0.5f);
if (highContrast) {
// Draw monochrome representation
QColor fg = QPalette().foreground().color();
p.fillRect(0, 0, below, h, QBrush(fg, qlReplacementBrushes.value(qlReplacableColors.indexOf(qcBelow), Qt::CrossPattern)));
p.fillRect(below, 0, above - below, h, QBrush(fg, qlReplacementBrushes.value(qlReplacableColors.indexOf(qcInside), Qt::NoBrush)));
p.fillRect(above, 0, max - above, h, QBrush(fg, qlReplacementBrushes.value(qlReplacableColors.indexOf(qcAbove), Qt::CrossPattern)));
p.fillRect(0, 0, val, h, QBrush(fg, Qt::SolidPattern));
p.drawRect(0, 0, max - 1, h - 1);
p.drawLine(below, 0, below, h);
p.drawLine(above, 0, above, h);
} else {
if (val <= below) {
p.fillRect(0, 0, val, h, qcBelow);
p.fillRect(val, 0, below-val, h, qcBelow.darker(300));
p.fillRect(below, 0, above-below, h, qcInside.darker(300));
p.fillRect(above, 0, max-above, h, qcAbove.darker(300));
} else if (val <= above) {
p.fillRect(0, 0, below, h, qcBelow);
p.fillRect(below, 0, val-below, h, qcInside);
p.fillRect(val, 0, above-val, h, qcInside.darker(300));
p.fillRect(above, 0, max-above, h, qcAbove.darker(300));
} else {
p.fillRect(0, 0, below, h, qcBelow);
p.fillRect(below, 0, above-below, h, qcInside);
p.fillRect(above, 0, val-above, h, qcAbove);
p.fillRect(val, 0, max-val, h, qcAbove.darker(300));
}
}
if ((peak >= min) && (peak <= max)) {
if (peak <= below)
p.setPen(qcBelow.lighter(150));
else if (peak <= above)
p.setPen(qcInside.lighter(150));
else
p.setPen(qcAbove.lighter(150));
p.drawLine(peak, 0, peak, h);
}
}
/*
AudioEchoWidget::AudioEchoWidget(QWidget *p) : QWidget(p) {
setMinimumSize(100, 60);
}
static inline const QColor mapEchoToColor(float echo) {
bool neg = (echo < 0.0f);
echo = fabsf(echo);
float a, b, c;
if (echo > 1.0f) {
echo = 1.0f;
c = 0.5f;
} else {
c = 0.0f;
}
if (echo < 0.5f) {
a = echo * 2.0f;
b = 0.0f;
} else {
a = 1.0f;
b = (echo - 0.5f) * 2.0f;
}
if (neg)
return QColor::fromRgbF(a, b, c);
else
return QColor::fromRgbF(c, b, a);
}
#define WGT(x,y) st->W[(y)*N + 2*(x)+1]
void AudioEchoWidget::paintEvent(QPaintEvent *) {
QPainter paint(this);
paint.scale(width(), height());
paint.fillRect(rect(), Qt::black);
AudioInputPtr ai = g.ai;
if (! ai || ! ai->sesEcho)
return;
ai->qmSpeex.lock();
spx_int32_t sz;
speex_echo_ctl(ai->sesEcho, SPEEX_ECHO_GET_IMPULSE_RESPONSE_SIZE, &sz);
STACKVAR(spx_int32_t, w, sz);
STACKVAR(float, W, sz);
speex_echo_ctl(ai->sesEcho, SPEEX_ECHO_GET_IMPULSE_RESPONSE, w);
ai->qmSpeex.unlock();
int N = 160;
int n = 2 * N;
int M = sz / n;
drft_lookup d;
mumble_drft_init(&d, n);
for (int j=0;j<M;j++) {
for (int i=0;i<n;i++)
W[j*n+i] = static_cast<float>(w[j*n+i]) / static_cast<float>(n);
mumble_drft_forward(&d, & W[j*n]);
}
mumble_drft_clear(&d);
float xscale = 1.0f / static_cast<float>(N);
float yscale = 1.0f / static_cast<float>(M);
for (int j = 0; j < M; j++) {
for (int i=1;i < N; i++) {
float xa = static_cast<float>(i) * xscale;
float ya = static_cast<float>(j) * yscale;
float xb = xa + xscale;
float yb = ya + yscale;
const QColor &c = mapEchoToColor(sqrtf(W[j*n+2*i]*W[j*n+2*i]+W[j*n+2*i-1]*W[j*n+2*i-1]) / 65536.f);
paint.fillRect(QRectF(QPointF(xa, ya), QPointF(xb, yb)), c);
}
}
QPolygonF poly;
xscale = 1.0f / (2.0f * static_cast<float>(n));
yscale = 1.0f / (200.0f * 32767.0f);
for (int i = 0; i < 2 * n; i++) {
poly << QPointF(static_cast<float>(i) * xscale, 0.5f + static_cast<float>(w[i]) * yscale);
}
paint.setPen(QColor::fromRgbF(1.0f, 0.0f, 1.0f));
paint.drawPolyline(poly);
}
AudioNoiseWidget::AudioNoiseWidget(QWidget *p) : QWidget(p) {
setMinimumSize(100,60);
}
void AudioNoiseWidget::paintEvent(QPaintEvent *) {
QPainter paint(this);
QPalette pal;
paint.fillRect(rect(), pal.color(QPalette::Background));
AudioInputPtr ai = g.ai;
if (ai.get() == NULL || ! ai->sppPreprocess)
return;
QPolygonF poly;
ai->qmSpeex.lock();
spx_int32_t ps_size = 0;
speex_preprocess_ctl(ai->sppPreprocess, SPEEX_PREPROCESS_GET_PSD_SIZE, &ps_size);
STACKVAR(spx_int32_t, noise, ps_size);
STACKVAR(spx_int32_t, ps, ps_size);
speex_preprocess_ctl(ai->sppPreprocess, SPEEX_PREPROCESS_GET_PSD, ps);
speex_preprocess_ctl(ai->sppPreprocess, SPEEX_PREPROCESS_GET_NOISE_PSD, noise);
ai->qmSpeex.unlock();
qreal sx, sy;
sx = (static_cast<float>(width()) - 1.0f) / static_cast<float>(ps_size);
sy = static_cast<float>(height()) - 1.0f;
poly << QPointF(0.0f, height() - 1);
float fftmul = 1.0 / (32768.0);
for (int i=0; i < ps_size; i++) {
qreal xp, yp;
xp = i * sx;
yp = sqrtf(sqrtf(static_cast<float>(noise[i]))) - 1.0f;
yp = yp * fftmul;
yp = qMin<qreal>(yp * 3000.0f, 1.0f);
yp = (1 - yp) * sy;
poly << QPointF(xp, yp);
}
poly << QPointF(width() - 1, height() - 1);
poly << QPointF(0.0f, height() - 1);
paint.setPen(Qt::blue);
paint.setBrush(Qt::blue);
paint.drawPolygon(poly);
poly.clear();
for (int i=0;i < ps_size; i++) {
qreal xp, yp;
xp = i * sx;
yp = sqrtf(sqrtf(static_cast<float>(ps[i]))) - 1.0f;
yp = yp * fftmul;
yp = qMin(yp * 3000.0, 1.0);
yp = (1 - yp) * sy;
poly << QPointF(xp, yp);
}
paint.setPen(Qt::red);
paint.drawPolyline(poly);
}
AudioStats::AudioStats(QWidget *p) : QDialog(p) {
setAttribute(Qt::WA_DeleteOnClose, true);
qtTick = new QTimer(this);
qtTick->setObjectName(QLatin1String("Tick"));
qtTick->start(50);
setupUi(this);
AudioInputPtr ai = g.ai;
if (ai && ai->sesEcho) {
qgbEcho->setVisible(true);
} else {
qgbEcho->setVisible(false);
}
bTalking = false;
abSpeech->iPeak = -1;
abSpeech->qcBelow = Qt::red;
abSpeech->qcInside = Qt::yellow;
abSpeech->qcAbove = Qt::green;
on_Tick_timeout();
}
AudioStats::~AudioStats() {
}
void AudioStats::on_Tick_timeout() {
AudioInputPtr ai = g.ai;
if (ai.get() == NULL || ! ai->sppPreprocess)
return;
bool nTalking = ai->isTransmitting();
QString txt;
txt.sprintf("%06.2f dB",ai->dPeakMic);
qlMicLevel->setText(txt);
txt.sprintf("%06.2f dB",ai->dPeakSpeaker);
qlSpeakerLevel->setText(txt);
txt.sprintf("%06.2f dB",ai->dPeakSignal);
qlSignalLevel->setText(txt);
spx_int32_t ps_size = 0;
speex_preprocess_ctl(ai->sppPreprocess, SPEEX_PREPROCESS_GET_PSD_SIZE, &ps_size);
STACKVAR(spx_int32_t, noise, ps_size);
STACKVAR(spx_int32_t, ps, ps_size);
speex_preprocess_ctl(ai->sppPreprocess, SPEEX_PREPROCESS_GET_PSD, ps);
speex_preprocess_ctl(ai->sppPreprocess, SPEEX_PREPROCESS_GET_NOISE_PSD, noise);
float s = 0.0f;
float n = 0.0001f;
int start = (ps_size * 300) / SAMPLE_RATE;
int stop = (ps_size * 2000) / SAMPLE_RATE;
for (int i=start;i<stop;i++) {
s += sqrtf(static_cast<float>(ps[i]));
n += sqrtf(static_cast<float>(noise[i]));
}
txt.sprintf("%06.3f",s / n);
qlMicSNR->setText(txt);
spx_int32_t v;
speex_preprocess_ctl(ai->sppPreprocess, SPEEX_PREPROCESS_GET_AGC_GAIN, &v);
float fv = powf(10.0f, (static_cast<float>(v) / 20.0f));
txt.sprintf("%03.0f%%",100.0f / fv);
qlMicVolume->setText(txt);
txt.sprintf("%03.0f%%",ai->fSpeechProb * 100.0f);
qlSpeechProb->setText(txt);
txt.sprintf("%04.1f kbit/s",static_cast<float>(ai->iBitrate) / 1000.0f);
qlBitrate->setText(txt);
if (nTalking != bTalking) {
bTalking = nTalking;
QFont f = qlSpeechProb->font();
f.setBold(bTalking);
qlSpeechProb->setFont(f);
}
if (g.uiDoublePush > 1000000)
txt = tr(">1000 ms");
else
txt.sprintf("%04llu ms",g.uiDoublePush / 1000);
qlDoublePush->setText(txt);
abSpeech->iBelow = iroundf(g.s.fVADmin * 32767.0f + 0.5f);
abSpeech->iAbove = iroundf(g.s.fVADmax * 32767.0f + 0.5f);
if (g.s.vsVAD == Settings::Amplitude) {
#ifndef COMPAT_CLIENT
abSpeech->iValue = iroundf((32767.f/96.0f) * (96.0f + ai->dPeakCleanMic) + 0.5f);
#else
abSpeech->iValue = iroundf((32767.f/96.0f) * (96.0f + ai->dPeakMic) + 0.5f);
#endif
} else {
abSpeech->iValue = iroundf(ai->fSpeechProb * 32767.0f + 0.5f);
}
abSpeech->update();
anwNoise->update();
if (aewEcho)
aewEcho->update();
}
*/
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