79 lines
2.8 KiB
C++
79 lines
2.8 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef DOM_TENSOR_H_
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#define DOM_TENSOR_H_
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#include "js/TypeDecls.h"
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#include "mozilla/ErrorResult.h"
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#include "mozilla/dom/BindingDeclarations.h"
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#include "mozilla/dom/ONNXBinding.h"
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#include "mozilla/dom/onnxruntime_c_api.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsIGlobalObject.h"
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#include "nsWrapperCache.h"
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namespace mozilla::dom {
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class Promise;
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class Tensor final : public nsISupports, public nsWrapperCache {
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS_FINAL
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NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(Tensor)
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public:
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// Used when created from js using a regular js array, containing numbers.
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Tensor(const GlobalObject& global, const nsACString& type,
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const nsTArray<uint8_t>& data, const Sequence<int32_t>& dims);
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// Used when created from JS, e.g. input tensor, with a type array (it can be
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// of any type)
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Tensor(const GlobalObject& global, const nsACString& type,
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const ArrayBufferView& data, const Sequence<int32_t>& dims);
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// Used when created from C++, e.g. output tensor
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Tensor(const GlobalObject& aGlobal, ONNXTensorElementDataType aType,
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nsTArray<uint8_t> aData, nsTArray<int64_t> aDims);
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static already_AddRefed<Tensor> Constructor(
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const GlobalObject& global, const nsACString& type,
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const ArrayBufferViewOrAnySequence& data, const Sequence<int32_t>& dims,
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ErrorResult& aRv);
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protected:
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~Tensor() = default;
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public:
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nsIGlobalObject* GetParentObject() const { return mGlobal; };
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JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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void GetDims(nsTArray<int32_t>& aRetVal);
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void SetDims(const nsTArray<int32_t>& aVal);
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void GetType(nsCString& aRetVal) const;
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void GetData(JSContext* cx, JS::MutableHandle<JSObject*> aRetVal) const;
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TensorDataLocation Location() const;
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already_AddRefed<Promise> GetData(const Optional<bool>& releaseData);
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void Dispose();
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uint8_t* Data() { return mData.Elements(); }
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size_t Size() { return mData.Length(); }
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int32_t* Dims() { return mDims.Elements(); }
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size_t DimsSize() { return mDims.Length(); }
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ONNXTensorElementDataType Type() const;
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nsCString TypeString() const;
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nsLiteralCString ONNXTypeToString(ONNXTensorElementDataType aType) const;
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nsCString ToString() const;
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static ONNXTensorElementDataType StringToONNXDataType(
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const nsACString& aString);
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static size_t DataTypeSize(ONNXTensorElementDataType aType);
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private:
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nsCOMPtr<nsIGlobalObject> mGlobal;
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nsCString mType;
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nsTArray<uint8_t> mData;
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nsTArray<int32_t> mDims;
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};
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} // namespace mozilla::dom
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#endif // DOM_TENSOR_H_
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