Fabio
c36510c21e
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75 lines
2.7 KiB
C++
75 lines
2.7 KiB
C++
#pragma once
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#include "engine/framework/model_spec/metadata.h"
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#include "engine/framework/runtime/cache_slots.h"
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#include "engine/framework/runtime/model.h"
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#include "engine/framework/runtime/session_base.h"
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#include "engine/framework/runtime/streaming_tts_session.h"
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#include "engine/models/breeze_tts/assets.h"
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#include "engine/models/breeze_tts/speech_decoder.h"
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#include <cstddef>
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#include <cstdint>
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#include <chrono>
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#include <memory>
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#include <optional>
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#include <vector>
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namespace engine::models::breeze_tts {
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class BreezeGeneratorRuntime;
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struct BreezeGenerationRequest;
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std::shared_ptr<engine::runtime::IVoiceModelLoader> make_breeze_tts_loader();
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class BreezeTTSSession final
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: public engine::runtime::RuntimeSessionBase
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, public engine::runtime::IOfflineVoiceTaskSession
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, public engine::runtime::StreamingTtsSessionBase {
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public:
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BreezeTTSSession(
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engine::runtime::TaskSpec task,
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engine::runtime::SessionOptions options,
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std::shared_ptr<const BreezeTTSAssets> assets,
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std::shared_ptr<const engine::model_spec::ModelContract> contract);
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~BreezeTTSSession() override;
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std::string family() const override;
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engine::runtime::VoiceTaskKind task_kind() const override;
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engine::runtime::RunMode run_mode() const override;
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void prepare(const engine::runtime::SessionPreparationRequest & request) override;
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engine::runtime::TaskResult run(const engine::runtime::TaskRequest & request) override;
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private:
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engine::runtime::TaskResult generate_stream(const engine::runtime::TaskRequest & request) override;
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void reset_stream_state() override;
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struct ReferenceCacheKey {
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int sample_rate = 0;
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int channels = 0;
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uint64_t sample_count = 0;
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uint64_t sample_hash = 0;
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};
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struct ReferenceCacheKeyEqual {
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bool operator()(const ReferenceCacheKey & lhs, const ReferenceCacheKey & rhs) const noexcept;
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};
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struct ReferenceCacheEntry {
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BreezeSpeechCodes codes;
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};
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BreezeSpeechCodes resolve_reference_codes(const engine::runtime::AudioBuffer & audio);
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BreezeGenerationRequest build_generation_request(
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const engine::runtime::TaskRequest & request,
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const std::optional<BreezeSpeechCodes> & reference_codes,
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size_t chunk_index) const;
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engine::runtime::TaskSpec task_;
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std::shared_ptr<const BreezeTTSAssets> assets_;
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std::shared_ptr<const engine::model_spec::ModelContract> contract_;
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std::unique_ptr<BreezeGeneratorRuntime> generator_;
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engine::runtime::CacheSlots<ReferenceCacheKey, ReferenceCacheEntry, ReferenceCacheKeyEqual> reference_cache_;
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std::optional<ReferenceCacheEntry> uncached_reference_;
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};
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} // namespace engine::models::breeze_tts
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