filter_chain.hpp

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#ifndef FILTER_CHAIN_HPP_
#define FILTER_CHAIN_HPP_
 
#include <vector>
#include <string_view>
#include "audio_filter.h"
#include "module.h"
 
struct audio_filter;
 
class Filter_chain{
public:
        Filter_chain(struct module *parent);
        Filter_chain(const Filter_chain&) = delete;
        ~Filter_chain();
 
        Filter_chain& operator=(const Filter_chain&) = delete;
 
        void push_back(struct audio_filter filter);
        bool emplace_new(std::string_view cfg);
        void clear();
 
        af_result_code reconfigure(int bps, int ch_count, int sample_rate);
 
        af_result_code filter(struct audio_frame **frame);
 
        struct module *get_module() { return mod.get(); }
private:
        std::vector<struct audio_filter> filters;
        int bps = 0;
        int ch_count = 0;
        int sample_rate = 0;
 
        module_raii mod;
};
 
 
#endif //FILTER_CHAIN_HPP_