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Ability to export raw samples from other plots

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This commit is contained in:
Eoin Mcloughlin
2016-10-01 21:27:05 +01:00
committed by Mike Walters
parent f08cf08c0e
commit b35fcd7fc7
2 changed files with 17 additions and 7 deletions
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23
plotview.cpp
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@@ -110,7 +110,6 @@ void PlotView::contextMenuEvent(QContextMenuEvent * event)
exportSamples(src);
}
);
save->setEnabled(src->sampleType() == typeid(std::complex<float>));
menu.addAction(save);
updateViewRange(false);
@@ -215,8 +214,18 @@ void PlotView::extractSymbols(std::shared_ptr<AbstractSampleSource> src)
void PlotView::exportSamples(std::shared_ptr<AbstractSampleSource> src)
{
auto complexSrc = std::dynamic_pointer_cast<SampleSource<std::complex<float>>>(src);
if (!complexSrc) {
if (src->sampleType() == typeid(std::complex<float>)) {
exportSamples<std::complex<float>>(src);
} else {
exportSamples<float>(src);
}
}
template<typename SOURCETYPE>
void PlotView::exportSamples(std::shared_ptr<AbstractSampleSource> src)
{
auto sampleSrc = std::dynamic_pointer_cast<SampleSource<SOURCETYPE>>(src);
if (!sampleSrc) {
return;
}
@@ -250,7 +259,7 @@ void PlotView::exportSamples(std::shared_ptr<AbstractSampleSource> src)
QGroupBox groupBox2("Decimation");
QSpinBox decimation(&groupBox2);
decimation.setValue(1 / complexSrc->relativeBandwidth());
decimation.setValue(1 / sampleSrc->relativeBandwidth());
QVBoxLayout vbox2;
vbox2.addWidget(&decimation);
@@ -270,7 +279,7 @@ void PlotView::exportSamples(std::shared_ptr<AbstractSampleSource> src)
end = start + viewRange.length();
} else {
start = 0;
end = complexSrc->count();
end = sampleSrc->count();
}
std::ofstream os (fileNames[0].toStdString(), std::ios::binary);
@@ -281,10 +290,10 @@ void PlotView::exportSamples(std::shared_ptr<AbstractSampleSource> src)
for (index = start; index < end; index += step) {
off_t length = std::min(step, end - index);
auto samples = complexSrc->getSamples(index, length);
auto samples = sampleSrc->getSamples(index, length);
if (samples != nullptr) {
for (auto i = 0; i < length; i += decimation.value()) {
os.write((const char*)&samples[i], 8);
os.write((const char*)&samples[i], sizeof(SOURCETYPE));
}
}
}