Fabio
c36510c21e
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96 lines
3.7 KiB
C++
96 lines
3.7 KiB
C++
#pragma once
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#include "engine/community_models/mira_tts/assets.h"
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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 <cstdint>
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#include <memory>
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#include <optional>
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#include <string>
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#include <vector>
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namespace engine::community_models::mira_tts {
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std::shared_ptr<runtime::IVoiceModelLoader> make_mira_tts_loader();
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class MiraPromptBuilder;
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class MiraEcapaPerceiverEncoder;
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class MiraQwen2Generator;
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class MiraConvNeXtAcousticProcessor;
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class MiraSnakeConvDecoder;
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class MiraTTSOfflineSession final : public runtime::RuntimeSessionBase,
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public runtime::IOfflineVoiceTaskSession,
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public runtime::IStreamingVoiceTaskSession {
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public:
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MiraTTSOfflineSession(
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runtime::TaskSpec task,
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runtime::SessionOptions options,
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std::shared_ptr<const MiraTTSAssets> assets,
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std::shared_ptr<const engine::model_spec::ModelContract> contract);
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~MiraTTSOfflineSession() override;
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std::string family() const override;
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runtime::VoiceTaskKind task_kind() const override;
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runtime::RunMode run_mode() const override;
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void prepare(const runtime::SessionPreparationRequest & request) override;
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runtime::TaskResult run(const runtime::TaskRequest & request) override;
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runtime::StreamingPolicy streaming_policy() const override;
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void start_stream(const runtime::TaskRequest & request) override;
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std::optional<runtime::StreamEvent> next_stream_event() override;
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void set_stream_event_sink(runtime::StreamEventCallback sink) override;
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runtime::TaskResult finish_stream() override;
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void reset() override;
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runtime::StreamEvent process_audio_chunk(const runtime::AudioChunk & chunk) override;
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runtime::TaskResult finalize() override;
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private:
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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()(
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const ReferenceCacheKey & lhs,
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const ReferenceCacheKey & rhs) const noexcept;
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};
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static ReferenceCacheKey make_reference_cache_key(
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const runtime::AudioBuffer & audio);
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const runtime::AudioBuffer & reference_audio(
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const runtime::TaskRequest & request) const;
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const std::vector<int32_t> & context_codes(
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const runtime::AudioBuffer & reference);
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runtime::AudioBuffer synthesize_text(
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const std::string & text,
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const std::vector<int32_t> & context_codes,
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const MiraGenerationOptions & options);
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runtime::TaskSpec task_;
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std::shared_ptr<const MiraTTSAssets> assets_;
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std::shared_ptr<const engine::model_spec::ModelContract> contract_;
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std::optional<runtime::AudioBuffer> prepared_reference_;
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std::unique_ptr<MiraPromptBuilder> prompt_;
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std::unique_ptr<MiraEcapaPerceiverEncoder> speaker_encoder_;
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std::unique_ptr<MiraQwen2Generator> generator_;
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std::unique_ptr<MiraConvNeXtAcousticProcessor> processor_;
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std::unique_ptr<MiraSnakeConvDecoder> decoder_;
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runtime::CacheSlots<ReferenceCacheKey, std::vector<int32_t>, ReferenceCacheKeyEqual>
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reference_cache_;
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std::optional<std::vector<int32_t>> uncached_context_codes_;
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std::vector<int32_t> streaming_context_codes_;
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std::vector<std::string> streaming_text_chunks_;
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std::vector<runtime::AudioBuffer> streaming_audio_chunks_;
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std::optional<MiraGenerationOptions> streaming_generation_;
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runtime::StreamEventCallback stream_sink_;
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size_t streaming_chunk_index_ = 0;
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bool streaming_started_ = false;
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};
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} // namespace engine::community_models::mira_tts
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