[英]Aquila/C++ compiling causes an undefined reference
我正在嘗試使用 Aquila 編譯以下代碼:
#include "fft.h"
Aquila::SpectrumType ffm::FFT()
{
// WAV file.
Aquila::WaveFile mywav("sound.wav");
// input signal parameters
const std::size_t SIZE = 52117000;
const Aquila::FrequencyType sampleFreq = mywav.getSampleFrequency();
const Aquila::FrequencyType f1 = 125, f2 = 700;
Aquila::SineGenerator sineGenerator1 = Aquila::SineGenerator(sampleFreq);
sineGenerator1.setAmplitude(32).setFrequency(f1).generate(SIZE);
Aquila::SineGenerator sineGenerator2 = Aquila::SineGenerator(sampleFreq);
sineGenerator2.setAmplitude(8).setFrequency(f2).setPhase(0.75).generate(SIZE);
auto sum = sineGenerator1 + sineGenerator2;
auto fft = Aquila::FftFactory::getFft(SIZE);
Aquila::SpectrumType spectrum = fft->fft(sum.toArray());
return spectrum;
}
我編譯使用:
g++ -o main.exe fft.cpp -L . -lAquila -lOoura_fft
但我不斷收到未定義的引用!
c:/users/omanb/scoop/apps/gcc/current/bin/../lib/gcc/x86_64-w64-mingw32/11.2.0/../../../../x86_64-w64-mingw32/bin/ld.exe: C:\Users\omanb\AppData\Local\Temp\ccMPdyPz.o:fft.cpp:(.text+0x1bf): undefined reference to `Aquila::FftFactory::getFft(unsigned long long)'
c:/users/omanb/scoop/apps/gcc/current/bin/../lib/gcc/x86_64-w64-mingw32/11.2.0/../../../../x86_64-w64-mingw32/bin/ld.exe: C:\Users\omanb\AppData\Local\Temp\ccMPdyPz.o:fft.cpp:(.text+0x236): undefined reference to `Aquila::WaveFile::~WaveFile()'
c:/users/omanb/scoop/apps/gcc/current/bin/../lib/gcc/x86_64-w64-mingw32/11.2.0/../../../../x86_64-w64-mingw32/bin/ld.exe: C:\Users\omanb\AppData\Local\Temp\ccMPdyPz.o:fft.cpp:(.text+0x2bf): undefined reference to `Aquila::WaveFile::~WaveFile()'
這是 header 文件,其中包含 Aquila 的所有文件。
#ifndef FFT_CLASS_H
#define FFT_CLASS_H
#include "../aquila/aquila/aquila.h"
#include "../aquila/aquila/global.h"
#include "../aquila/aquila/tools/TextPlot.h"
#include "../aquila/aquila/source/WaveFile.h"
#include "../aquila/aquila/source/generator/SineGenerator.h"
#include "../aquila/aquila/transform/FftFactory.h"
class ffm
{
public:
Aquila::SpectrumType FFT();
};
#endif
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