64 lines
2 KiB
C++
64 lines
2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* 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 mozilla_dom_ImageDecoderReadRequest_h
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#define mozilla_dom_ImageDecoderReadRequest_h
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#include "mozilla/dom/BindingDeclarations.h"
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#include "mozilla/dom/ReadRequest.h"
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namespace mozilla {
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class MediaResult;
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namespace image {
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class SourceBuffer;
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}
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namespace dom {
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class ImageDecoder;
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class ReadableStream;
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class ReadableStreamDefaultReader;
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struct ImageDecoderReadRequest final : public ReadRequest {
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public:
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ImageDecoderReadRequest, ReadRequest)
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public:
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explicit ImageDecoderReadRequest(image::SourceBuffer* aSourceBuffer);
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bool Initialize(const GlobalObject& aGlobal, ImageDecoder* aDecoder,
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ReadableStream& aStream);
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void Destroy(bool aCancel);
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MOZ_CAN_RUN_SCRIPT_BOUNDARY void ChunkSteps(JSContext* aCx,
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JS::Handle<JS::Value> aChunk,
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ErrorResult& aRv) override;
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MOZ_CAN_RUN_SCRIPT_BOUNDARY void CloseSteps(JSContext* aCx,
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ErrorResult& aRv) override;
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MOZ_CAN_RUN_SCRIPT_BOUNDARY void ErrorSteps(JSContext* aCx,
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JS::Handle<JS::Value> aError,
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ErrorResult& aRv) override;
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private:
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~ImageDecoderReadRequest() override;
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void QueueRead();
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MOZ_CAN_RUN_SCRIPT_BOUNDARY void Read();
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MOZ_CAN_RUN_SCRIPT_BOUNDARY void Cancel();
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void Complete(const MediaResult& aResult);
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RefPtr<ImageDecoder> mDecoder;
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RefPtr<ReadableStreamDefaultReader> mReader;
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RefPtr<image::SourceBuffer> mSourceBuffer;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_ImageDecoderReadRequest_h
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