voice_audio_multi/include/engine/models/stable_audio/foundation/conditioner.h
Fabio c36510c21e
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Initial import: audio.cpp with Orange Pi documentation
2026-11-04 19:05:22 +01:00

75 lines
2.4 KiB
C++

#pragma once
#include "engine/framework/assets/tensor_source.h"
#include "engine/framework/core/backend.h"
#include "engine/framework/core/module.h"
#include "engine/framework/modules/linear_module.h"
#include "engine/framework/modules/text_encoders/t5_base_encoder.h"
#include "engine/models/stable_audio/assets.h"
#include "engine/models/stable_audio/conditioner.h"
#include "engine/models/stable_audio/conditioner_runtime.h"
#include <ggml-backend.h>
#include <cstddef>
#include <memory>
#include <vector>
namespace engine::core {
class BackendWeightStore;
class ExecutionContext;
}
namespace engine::models::stable_audio::foundation {
struct T5BaseRuntimeWeights {
std::shared_ptr<core::BackendWeightStore> store;
modules::T5BaseEncoderWeights encoder;
};
struct FoundationNumberConditionerWeights {
std::vector<float> frequencies;
std::vector<float> projection_weight;
std::vector<float> projection_bias;
};
T5BaseRuntimeWeights load_t5_base_runtime_weights(
const StableAudioAssets & assets,
ggml_backend_t backend,
core::BackendType backend_type,
size_t weight_context_bytes,
assets::TensorStorageType weight_storage_type);
class FoundationConditionerRuntime {
public:
FoundationConditionerRuntime(
core::ExecutionContext & execution,
std::shared_ptr<const StableAudioAssets> assets,
assets::TensorStorageType weight_storage_type,
int64_t max_batch);
~FoundationConditionerRuntime();
FoundationConditionerRuntime(const FoundationConditionerRuntime &) = delete;
FoundationConditionerRuntime & operator=(const FoundationConditionerRuntime &) = delete;
void prepare() const;
StableAudioConditioningInputs encode(const StableAudioConditioningBatch & inputs) const;
private:
class T5Graph;
StableAudioConditionedInput encode_one(
const StableAudioTokenBatch & tokens,
const std::vector<float> & normalized_start_seconds,
const std::vector<float> & normalized_total_seconds) const;
std::shared_ptr<const StableAudioAssets> assets_;
core::ExecutionContext * execution_ = nullptr;
assets::TensorStorageType weight_storage_type_ = assets::TensorStorageType::Native;
int64_t max_batch_ = 1;
mutable std::unique_ptr<T5Graph> t5_graph_;
FoundationNumberConditionerWeights seconds_start_;
FoundationNumberConditionerWeights seconds_total_;
};
} // namespace engine::models::stable_audio::foundation