blob: 5de36675b5052a7e456aa469ee003ecbd589229f [file] [log] [blame]
// 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 <memory>
#include <utility>
#include <vector>
#include "base/mac/availability.h"
#include "base/mac/scoped_nsobject.h"
#include "base/mac/sdk_forward_declarations.h"
#include "base/macros.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 API_AVAILABLE(macos(10.13)) BarcodeDetectionImplMacVision
: public mojom::BarcodeDetection {
public:
static bool IsBlockedMacOSVersion();
explicit BarcodeDetectionImplMacVision(
mojom::BarcodeDetectorOptionsPtr options);
~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);
NSSet<NSString*>* GetSymbologyHintsForTesting();
private:
void OnBarcodesDetected(VNRequest* request, NSError* error);
CGSize image_size_;
base::scoped_nsobject<NSSet<NSString*>> symbology_hints_;
std::unique_ptr<VisionAPIAsyncRequestMac> barcodes_async_request_;
DetectCallback detected_callback_;
mojo::SelfOwnedReceiverRef<mojom::BarcodeDetection> receiver_;
base::WeakPtrFactory<BarcodeDetectionImplMacVision> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(BarcodeDetectionImplMacVision);
};
} // namespace shape_detection
#endif // SERVICES_SHAPE_DETECTION_BARCODE_DETECTION_IMPL_MAC_VISION_H_