Fabio
c36510c21e
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77 lines
2.6 KiB
C++
77 lines
2.6 KiB
C++
#pragma once
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#include "engine/framework/core/attention_fallback.h"
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#include "engine/framework/core/execution_context.h"
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#include "engine/framework/assets/tensor_source.h"
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#include "engine/framework/runtime/session.h"
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#include "engine/models/breeze_tts/assets.h"
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#include <array>
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#include <cstddef>
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#include <cstdint>
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#include <memory>
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#include <vector>
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namespace engine::core {
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class ConstantTensorCache;
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}
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namespace engine::models {
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namespace breeze_tts {
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struct BreezeSpeechCodes {
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std::vector<int32_t> codes;
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int64_t frames = 0;
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int64_t code_groups = 0;
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};
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struct BreezeSpeechDecoderWeights;
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class BreezeSpeechDecoderGraph;
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class BreezeSpeechDecoderRuntime {
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public:
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BreezeSpeechDecoderRuntime(
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std::shared_ptr<const BreezeTTSAssets> assets,
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core::ExecutionContext & execution_context,
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size_t graph_arena_bytes,
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size_t constant_context_bytes,
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engine::assets::TensorStorageType linear_weight_storage_type,
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engine::assets::TensorStorageType conv_weight_storage_type,
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core::AttentionPreference attention_preference = core::AttentionPreference::Auto);
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~BreezeSpeechDecoderRuntime();
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runtime::AudioBuffer decode(const BreezeSpeechCodes & codec_codes) const;
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static constexpr int64_t kLeftContextFrames = 25;
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runtime::AudioBuffer decode_stream_chunk(
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const BreezeSpeechCodes & codec_codes,
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int64_t context_frames,
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int64_t new_frames,
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int64_t frames_per_chunk) const;
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runtime::AudioBuffer decode_and_trim_reference(
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const BreezeSpeechCodes & reference_codes,
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const BreezeSpeechCodes & generated_codes) const;
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void release_runtime_graphs() const;
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private:
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std::vector<float> decode_window_samples(
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const std::vector<int32_t> & chunk,
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int64_t chunk_frames,
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int64_t context_frames) const;
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std::shared_ptr<const BreezeTTSAssets> assets_;
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core::ExecutionContext * execution_context_ = nullptr;
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std::shared_ptr<const BreezeSpeechDecoderWeights> weights_;
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size_t graph_arena_bytes_ = 0;
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bool allow_flash_attention_ = true;
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std::unique_ptr<core::ConstantTensorCache> constants_;
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mutable std::unique_ptr<BreezeSpeechDecoderGraph> graph_;
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mutable std::unique_ptr<BreezeSpeechDecoderGraph> stream_initial_graph_;
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mutable std::unique_ptr<BreezeSpeechDecoderGraph> stream_graph_;
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// Always present to keep this public class layout identical when the private
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// Strix Halo compile definition differs between translation units.
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mutable std::array<std::unique_ptr<BreezeSpeechDecoderGraph>, 2> optimized_graphs_;
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};
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} // namespace breeze_tts
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} // namespace engine::models
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