Fabio
c36510c21e
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47 lines
1.6 KiB
C++
47 lines
1.6 KiB
C++
#pragma once
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#include "engine/models/muscriptor/types.h"
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#include <cstddef>
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#include <cstdint>
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#include <optional>
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#include <set>
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#include <string>
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#include <unordered_map>
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#include <vector>
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namespace engine::models::muscriptor {
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struct MuScriptorTokenEvent {
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std::string type;
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int value = 0;
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};
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class MuScriptorTokenizer {
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public:
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MuScriptorTokenizer();
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int32_t eos_id() const noexcept;
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const std::vector<MuScriptorTokenEvent> & vocab() const noexcept;
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std::vector<int32_t> condition_instrument_ids(const std::string & csv) const;
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std::vector<int32_t> forbidden_token_ids(const std::string & csv) const;
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std::vector<int32_t> tie_section_token_ids(const std::set<std::pair<int, int>> & open_notes) const;
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std::set<std::pair<int, int>> open_note_keys(const std::vector<MuScriptorGeneratedChunk> & chunks) const;
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std::string instrument_for_program(int program) const;
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std::vector<MuScriptorEvent> decode_chunks(const std::vector<MuScriptorGeneratedChunk> & chunks) const;
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private:
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int32_t token_id(const std::string & type, int value) const;
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std::vector<MuScriptorTokenEvent> vocab_;
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std::unordered_map<std::string, int> group_name_to_id_;
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std::unordered_map<int, std::vector<int>> group_programs_;
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std::unordered_map<int, std::string> program_to_name_;
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};
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std::string muscriptor_events_to_json(const std::vector<MuScriptorEvent> & events);
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std::string muscriptor_event_to_json(const MuScriptorEvent & event);
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std::vector<std::byte> muscriptor_events_to_midi_bytes(const std::vector<MuScriptorEvent> & events);
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} // namespace engine::models::muscriptor
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