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

115 lines
3.7 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/models/vibevoice/assets.h"
#include <ggml-backend.h>
#include <cstddef>
#include <memory>
#include <vector>
namespace engine::core {
class BackendWeightStore;
}
namespace engine::core {
class ConstantTensorCache;
}
namespace engine::models::vibevoice {
class VibeVoiceDiffusionHeadGraph;
struct VibeVoiceDiffusionPrediction {
std::vector<float> values;
int64_t frames = 0;
int64_t latent_size = 0;
};
struct VibeVoiceDiffusionHeadLayerWeights {
modules::LinearWeights gate_proj;
modules::LinearWeights up_proj;
modules::LinearWeights down_proj;
assets::TensorDataF32 norm;
modules::LinearWeights ada_ln;
};
struct VibeVoiceDiffusionHeadFinalWeights {
modules::LinearWeights ada_ln;
modules::LinearWeights linear;
};
struct VibeVoiceDiffusionHeadWeights {
std::shared_ptr<core::BackendWeightStore> store;
modules::LinearWeights noisy_images_proj;
modules::LinearWeights cond_proj;
modules::LinearWeights timestep_fc1;
modules::LinearWeights timestep_fc2;
std::vector<VibeVoiceDiffusionHeadLayerWeights> layers;
VibeVoiceDiffusionHeadFinalWeights final_layer;
core::TensorValue time_freqs;
core::TensorValue ones;
};
class VibeVoiceDiffusionHeadWeightsRuntime final {
public:
VibeVoiceDiffusionHeadWeightsRuntime(
std::shared_ptr<const VibeVoiceAssets> assets,
core::BackendType backend_type,
int device,
int threads,
size_t weight_context_bytes = 64ull * 1024ull * 1024ull,
size_t constant_context_bytes = 64ull * 1024ull * 1024ull,
assets::TensorStorageType weight_storage_type = assets::TensorStorageType::Native);
~VibeVoiceDiffusionHeadWeightsRuntime();
VibeVoiceDiffusionHeadWeightsRuntime(const VibeVoiceDiffusionHeadWeightsRuntime &) = delete;
VibeVoiceDiffusionHeadWeightsRuntime & operator=(const VibeVoiceDiffusionHeadWeightsRuntime &) = delete;
const VibeVoiceAssets & assets() const noexcept;
const VibeVoiceDiffusionHeadWeights & weights() const noexcept;
ggml_backend_t backend() const noexcept;
core::BackendType backend_type() const noexcept;
core::ConstantTensorCache & constants() const noexcept;
int threads() const noexcept;
VibeVoiceDiffusionPrediction predict(
const std::vector<float> & noisy_images,
int64_t frames,
int64_t latent_size,
float timestep,
const std::vector<float> & condition,
int64_t condition_hidden_size) const;
private:
std::shared_ptr<const VibeVoiceAssets> assets_;
std::shared_ptr<const VibeVoiceDiffusionHeadWeights> weights_;
std::unique_ptr<core::ConstantTensorCache> constants_;
mutable std::unique_ptr<VibeVoiceDiffusionHeadGraph> graph_;
ggml_backend_t backend_ = nullptr;
core::BackendType backend_type_ = core::BackendType::Cpu;
int threads_ = 1;
};
VibeVoiceDiffusionHeadWeights load_vibevoice_diffusion_head_weights(
const VibeVoiceAssets & assets,
ggml_backend_t backend,
core::BackendType backend_type,
size_t weight_context_bytes,
assets::TensorStorageType weight_storage_type);
core::TensorValue build_vibevoice_diffusion_head(
core::ModuleBuildContext & ctx,
const core::TensorValue & noisy_images,
const core::TensorValue & timesteps,
const core::TensorValue & condition,
const VibeVoiceDiffusionHeadWeights & weights,
const VibeVoiceDiffusionHeadConfig & config,
core::ConstantTensorCache & constants);
} // namespace engine::models::vibevoice