static void streaming_up_down_test(const SRCParams ¶ms)
{
// Source noise
Samples noise(noise_size);
RNG(seed).fill_samples(noise, noise_size);
// Upsampled buffer
Samples buf1(size_t(double(noise_size + 1) * params.fd / params.fs) + 1);
// Downsampled buffer
Samples buf2(noise_size + 100);
StreamingSRC src;
BOOST_REQUIRE(src.open(params));
size_t buf1_data = resample(src, noise, noise_size, buf1, buf1.size());
BOOST_REQUIRE(src.open(SRCParams(params.fd, params.fs, params.a, params.q)));
size_t buf2_data = resample(src, buf1, buf1_data, buf2, buf2.size());
BOOST_CHECK(abs(int(buf2_data) - int(noise_size)) <= 1);
// Resample introduces not more than -A dB of noise.
// 2 resamples introduces twice more noise, -A + 6dB
sample_t diff = diff_resampled(params, noise, buf2, MIN(noise_size, buf2_data));
BOOST_MESSAGE("Transform: " << params.fs << "Hz <-> " << params.fd << "Hz Diff: " << value2db(diff) << " dB");
BOOST_CHECK_LE(value2db(diff), -params.a + 7);
}
void TvolumePage::TvolumeTbr::getEditMinMaxVal(const TffdshowParamInfo &info, int *min, int *max, int *val)
{
if (isdb) {
*min = -30;
*max = 30;
*val = ff_round(value2db(self->deci->getParam2(info.id) / 100.0));
} else {
TwidgetSubclassTbr::getEditMinMaxVal(info, min, max, val);
}
}
void TvolumePage::normalize2dlg(void)
{
setCheck(IDC_CHB_VOLUME_NORMALIZE, cfgGet(IDFF_volumeNormalize));
int val = cfgGet(IDFF_maxNormalization);
if (isdb) {
val = limit(ff_round(value2db(val / 100.0)), 0, 30);
}
SetDlgItemInt(m_hwnd, IDC_ED_VOLUME_NORMALIZE_MAX, val, FALSE);
setCheck(IDC_CHB_NORMALIZE_RESETONSEEK, cfgGet(IDFF_volumeNormalizeResetOnSeek));
setCheck(IDC_CHB_NORMALIZE_REGAINVOLUME, cfgGet(IDFF_volumeNormalizeRegainVolume));
}
string
BassRedir::info() const
{
std::stringstream s;
s << std::boolalpha << std::fixed << std::setprecision(1);
s << "Enabled: " << enabled << (is_active()? " (active)": " (inactive)") << nl;
s << "Crossover frequency: " << freq << "Hz" << nl;
s << "Bass destination: ";
if (ch_mask == MODE_STEREO)
s << "front channels";
else if (ch_mask == CH_MASK_LFE)
s << "subwoofer";
else
s << "0x" << std::hex << ch_mask << std::dec;
s << nl;
s << "Bass gain: " << value2db(gain) << "dB" << nl;
return s.str();
}
void
LevelsHistogram::add_levels(sample_t levels[NCHANNELS])
{
for (int ch = 0; ch < NCHANNELS; ch++)
if (levels[ch] > 1e-50)
{
if (levels[ch] > max_level[ch])
max_level[ch] = levels[ch];
int level = -int(value2db(levels[ch]) / dbpb);
if (level < 0)
level = 0;
if (level < MAX_HISTOGRAM)
histogram[ch][level]++;
}
n++;
}
string
AudioProcessor::info() const
{
double level = dithering_level();
std::stringstream s;
s << std::boolalpha << std::fixed << std::setprecision(1);
s << "User format: " << user_spk.print() << nl;
s << "Dithering mode: ";
switch (dithering)
{
case DITHER_NONE: s << "no dithering"; break;
case DITHER_AUTO: s << (level == 0? "auto (disabled)": "auto (enabled)"); break;
case DITHER_ALWAYS: s << "always dither"; break;
default: s << "unknown"; break;
}
s << nl;
if (level != 0)
s << "Dithering level: " << std::setprecision(0) << value2db(level) << "dB" << nl;
s << "Filter chain:\n" << chain.info();
return s.str();
}
void TvolumePage::cfg2volTbr(int tbr, int lbl, int idff, int lbltran, int mult)
{
int x = cfgGet(idff);
if (isdb) {
int db = ff_round(value2db(x / 100.0));
tbrSet(tbr, mult * db);
if (lbltran) {
setText(lbl, _l("%s %i dB"), _(lbltran), db);
} else {
setText(lbl, _l("%i dB"), db);
}
} else {
if (!isIn(x, 0, 300)) {
cfgSet(idff, x = limit(x, 0, 300));
}
tbrSet(tbr, mult * x);
if (lbltran) {
setText(lbl, _l("%s %i%%"), _(lbltran), x);
} else {
setText(lbl, _l("%i%%"), x);
}
}
}
void TvolumePage::onFrame(void)
{
int amp = (filter && getCheck(IDC_CHB_VOLUME_NORMALIZE) && getCheck(IDC_CHB_VOLUME)) ? filter->getCurrentNormalization() : 100;
if (isdb) {
setText(IDC_LBL_VOLUME_NORMALIZE_CURRENT, _l("%s %4.1f dB"), _(IDC_LBL_VOLUME_NORMALIZE_CURRENT), value2db(amp / 100.0));
} else {
setText(IDC_LBL_VOLUME_NORMALIZE_CURRENT, _l("%s %i%%"), _(IDC_LBL_VOLUME_NORMALIZE_CURRENT), amp);
}
if (getCheck(IDC_CHB_VOLUME_SHOWCURRENT)) {
unsigned int numchannels;
int channels[8], volumes[8];
if (filter && filter->getVolumeData(&numchannels, channels, volumes) == S_OK) {
bool isPbr[8];
memset(isPbr, 0, sizeof(isPbr));
for (unsigned int i = 0; i < numchannels; i++) {
int pbr;
if (channels[i]&SPEAKER_FRONT_LEFT) {
pbr = IDC_PBR_VOLUME_L;
isPbr[0] = true;
} else if (channels[i]&SPEAKER_FRONT_RIGHT) {
pbr = IDC_PBR_VOLUME_R;
isPbr[2] = true;
} else if (channels[i]&SPEAKER_FRONT_CENTER) {
pbr = IDC_PBR_VOLUME_C;
isPbr[1] = true;
} else if (channels[i] & (SPEAKER_BACK_LEFT | SPEAKER_BACK_CENTER)) {
pbr = IDC_PBR_VOLUME_SL;
isPbr[3] = true;
} else if (channels[i]&SPEAKER_BACK_RIGHT) {
pbr = IDC_PBR_VOLUME_SR;
isPbr[4] = true;
} else if (channels[i]&SPEAKER_SIDE_LEFT) {
pbr = IDC_PBR_VOLUME_AL;
isPbr[5] = true;
} else if (channels[i]&SPEAKER_SIDE_RIGHT) {
pbr = IDC_PBR_VOLUME_AR;
isPbr[6] = true;
} else if (channels[i]&SPEAKER_LOW_FREQUENCY) {
pbr = IDC_PBR_VOLUME_LFE;
isPbr[7] = true;
} else {
continue;
}
SendDlgItemMessage(m_hwnd, pbr, PBM_SETPOS, volumes[i] ? 50 + ff_round(value2db(volumes[i] / 65536.0)) : 0, 0);
//SendDlgItemMessage(m_hwnd,pbr,PBM_SETBARCOLOR,0,LPARAM(CLR_DEFAULT));
}
for (unsigned int i = 0; i < countof(isPbr); i++)
if (!isPbr[i]) {
SendDlgItemMessage(m_hwnd, pbrs[i], PBM_SETPOS, 0, 0);
//SendDlgItemMessage(m_hwnd,pbrs[i],PBM_SETBARCOLOR,0,LPARAM(CLR_NONE));
}
return;
}
}
for (int i = 0; i < 6; i++) {
SendDlgItemMessage(m_hwnd, pbrs[i], PBM_SETPOS, 0, 0);
}
}
