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- // Copyright 2018 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef SERVICES_SHAPE_DETECTION_BARCODE_DETECTION_IMPL_MAC_VISION_H_
- #define SERVICES_SHAPE_DETECTION_BARCODE_DETECTION_IMPL_MAC_VISION_H_
- #include <os/availability.h>
- #include <memory>
- #include <utility>
- #include <vector>
- #include "base/mac/scoped_nsobject.h"
- #include "base/memory/weak_ptr.h"
- #include "mojo/public/cpp/bindings/self_owned_receiver.h"
- #include "services/shape_detection/barcode_detection_impl_mac_vision_api.h"
- #include "services/shape_detection/detection_utils_mac.h"
- #include "services/shape_detection/public/mojom/barcodedetection.mojom.h"
- #include "services/shape_detection/public/mojom/barcodedetection_provider.mojom.h"
- class SkBitmap;
- class VisionAPIInterface;
- namespace shape_detection {
- // This class is the implementation of Barcode Detection based on Mac OS Vision
- // framework (https://developer.apple.com/documentation/vision).
- class BarcodeDetectionImplMacVision : public mojom::BarcodeDetection {
- public:
- static bool IsBlockedMacOSVersion();
- explicit BarcodeDetectionImplMacVision(
- mojom::BarcodeDetectorOptionsPtr options);
- BarcodeDetectionImplMacVision(const BarcodeDetectionImplMacVision&) = delete;
- BarcodeDetectionImplMacVision& operator=(
- const BarcodeDetectionImplMacVision&) = delete;
- ~BarcodeDetectionImplMacVision() override;
- void Detect(const SkBitmap& bitmap,
- mojom::BarcodeDetection::DetectCallback callback) override;
- void SetReceiver(
- mojo::SelfOwnedReceiverRef<mojom::BarcodeDetection> receiver) {
- receiver_ = std::move(receiver);
- }
- static std::vector<shape_detection::mojom::BarcodeFormat>
- GetSupportedSymbologies(VisionAPIInterface* vision_api = nullptr);
- NSArray<VNBarcodeSymbology>* GetSymbologyHintsForTesting();
- private:
- void OnBarcodesDetected(VNRequest* request, NSError* error);
- CGSize image_size_;
- base::scoped_nsobject<NSArray<VNBarcodeSymbology>> symbology_hints_;
- std::unique_ptr<VisionAPIAsyncRequestMac> barcodes_async_request_;
- DetectCallback detected_callback_;
- mojo::SelfOwnedReceiverRef<mojom::BarcodeDetection> receiver_;
- base::WeakPtrFactory<BarcodeDetectionImplMacVision> weak_factory_;
- };
- } // namespace shape_detection
- #endif // SERVICES_SHAPE_DETECTION_BARCODE_DETECTION_IMPL_MAC_VISION_H_
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