Fabio
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71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
#pragma once
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#include "engine/framework/assets/tensor_source.h"
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#include "engine/framework/core/backend.h"
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#include "engine/framework/core/module.h"
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#include "engine/framework/modules/vocoders/bigvgan_vocoder.h"
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#include "engine/models/dramabox/assets.h"
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#include "engine/models/dramabox/audio_vae.h"
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#include <memory>
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#include <optional>
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#include <vector>
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namespace engine::core {
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class BackendWeightStore;
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class ExecutionContext;
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}
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namespace engine::models::dramabox {
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struct DramaBoxBigVganWeights {
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std::shared_ptr<core::BackendWeightStore> store;
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modules::BigVganVocoderWeights vocoder;
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modules::BigVganVocoderWeights bwe;
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core::TensorValue mel_basis;
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core::TensorValue stft_forward_basis;
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core::TensorValue resampler_filter;
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};
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struct DramaBoxVocoderOutput {
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int64_t channels = 0;
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int64_t samples = 0;
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int64_t sample_rate = 0;
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std::vector<float> waveform;
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};
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DramaBoxBigVganWeights load_dramabox_vocoder_weights(
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const DramaBoxAssets & assets,
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ggml_backend_t backend,
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core::BackendType backend_type,
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size_t weight_context_bytes,
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assets::TensorStorageType weight_storage_type);
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class DramaBoxBigVganRuntime {
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public:
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DramaBoxBigVganRuntime(
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core::ExecutionContext & execution,
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std::shared_ptr<const DramaBoxAssets> assets,
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assets::TensorStorageType weight_storage_type);
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~DramaBoxBigVganRuntime();
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DramaBoxBigVganRuntime(const DramaBoxBigVganRuntime &) = delete;
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DramaBoxBigVganRuntime & operator=(const DramaBoxBigVganRuntime &) = delete;
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void prepare(int64_t mel_frames) const;
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DramaBoxVocoderOutput synthesize(const DramaBoxDecodedMel & mel) const;
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void release_runtime_state() const;
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private:
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class BigVganVocoderGraph;
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class BigVganBweGraph;
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core::ExecutionContext * execution_ = nullptr;
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std::shared_ptr<const DramaBoxAssets> assets_;
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assets::TensorStorageType weight_storage_type_ = assets::TensorStorageType::Native;
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mutable std::unique_ptr<DramaBoxBigVganWeights> weights_;
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mutable std::unique_ptr<BigVganVocoderGraph> vocoder_graph_;
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mutable std::unique_ptr<BigVganBweGraph> bwe_graph_;
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};
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} // namespace engine::models::dramabox
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