lauchmelder/spectralyze
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added channel selector

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Robert 2021-04-28 22:26:10 +02:00
parent 942bf79fea
commit ea91cfb368
1 changed files with 9 additions and 0 deletions
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9
src/main.cpp
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@ -15,6 +15,7 @@ struct Settings {
bool quiet;
float splitInterval;
double minFreq, maxFreq;
unsigned int analyzeChannel;
};
Settings Parse(int argc, char** argv);
@ -39,6 +40,12 @@ int main(int argc, char** argv)
int numChannels = audioFile.getNumChannels();
nlohmann::json output;
int c = setts.analyzeChannel;
if (c == 0)
c = 1;
else
numChannels = c;
for (int c = 1; c <= numChannels; c++) {
PRINTER(setts, "\rAnalyzing " << filename << "... Channel " << c << "/" << numChannels << " 0% ");
@ -115,6 +122,7 @@ Settings Parse(int argc, char** argv)
("q,quiet", "Suppress text output", cxxopts::value<bool>()->default_value("false"))
("i,interval", "Splits audio file into intervals of length i milliseconds and transforms them individually (0 to not split file)", cxxopts::value<float>())
("f,frequency", "Defines the frequency range of the output spectrum (Default: all the frequencies)", cxxopts::value<std::vector<double>>())
("m,mono", "Analyze only the given channel", cxxopts::value<unsigned int>()->default_value("0"))
("files", "Files to fourier transform", cxxopts::value<std::vector<std::filesystem::path>>())
("h,help", "Print usage")
;
@ -148,6 +156,7 @@ Settings Parse(int argc, char** argv)
setts.files = result["files"].as<std::vector<std::filesystem::path>>();
setts.quiet = (result.count("quiet") ? result["quiet"].as<bool>() : false);
setts.splitInterval = (result.count("interval") ? result["interval"].as<float>() : 0.0f);
setts.analyzeChannel = (result.count("mono") ? result["mono"].as<unsigned int>() : 0);
if (setts.maxFreq <= setts.minFreq && (setts.maxFreq != 0))