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#pragma once
#include <sys/_stdint.h>
#include <vector>
#include "span.hpp"
#include "speex/speex_resampler.h"
#include "sample.hpp"
namespace audio {
class Resampler {
public:
Resampler(uint32_t source_sample_rate,
uint32_t target_sample_rate,
uint8_t num_channels);
~Resampler();
auto Process(cpp::span<sample::Sample> input,
cpp::span<sample::Sample> output,
bool end_of_data) -> std::pair<size_t, size_t>;
private:
int err_;
SpeexResamplerState* resampler_;
uint8_t num_channels_;
};
} // namespace audio
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