audioresampler.h

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#pragma once
 
 
#include <promeki/config.h>
#if PROMEKI_ENABLE_PROAV
#include <promeki/list.h>
#include <promeki/namespace.h>
#include <promeki/audiodesc.h>
#include <promeki/duration.h>
#include <promeki/error.h>
#include <promeki/result.h>
#include <promeki/enums.h>
#include <promeki/uniqueptr.h>
 
PROMEKI_NAMESPACE_BEGIN
 
class AudioResampler {
        public:
                using UPtr = UniquePtr<AudioResampler>;
 
                using ProcessResult = Result<size_t>;
 
                AudioResampler();
 
                ~AudioResampler();
 
                AudioResampler(const AudioResampler &) = delete;
                AudioResampler &operator=(const AudioResampler &) = delete;
 
                AudioResampler(AudioResampler &&) noexcept;
 
                AudioResampler &operator=(AudioResampler &&) noexcept;
 
                bool isValid() const;
 
                Error setup(unsigned int channels, const SrcQuality &quality = SrcQuality::SincMedium);
 
                unsigned int channels() const;
 
                SrcQuality quality() const;
 
                double ratio() const;
 
                Error setRatio(double ratio);
 
                Error setRatio(float inputRate, float outputRate);
 
                Error process(const float *dataIn, long inputFrames, float *dataOut, long outputFrames, long &inputUsed,
                              long &outputGen, bool endOfInput = false);
 
                Error reset();
 
                int filterDelayInputFrames() const;
 
                Duration filterDelay(double inputRate) const;
 
        private:
                struct Impl;
                using ImplPtr = UniquePtr<Impl>;
                ImplPtr _impl;
};
 
PROMEKI_NAMESPACE_END
 
#endif // PROMEKI_ENABLE_PROAV