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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "modules/shapedetection/FaceDetector.h" | 5 #include "modules/shapedetection/FaceDetector.h" |
| 6 | 6 |
| 7 #include "core/dom/DOMException.h" | 7 #include "core/dom/DOMException.h" |
| 8 #include "core/dom/DOMRect.h" | 8 #include "core/dom/DOMRect.h" |
| 9 #include "core/frame/LocalFrame.h" | 9 #include "core/frame/LocalFrame.h" |
| 10 #include "core/html/canvas/CanvasImageSource.h" | 10 #include "core/html/canvas/CanvasImageSource.h" |
| 11 #include "modules/shapedetection/DetectedFace.h" | 11 #include "modules/shapedetection/DetectedFace.h" |
| 12 #include "modules/shapedetection/FaceDetectorOptions.h" | 12 #include "modules/shapedetection/FaceDetectorOptions.h" |
| 13 #include "public/platform/InterfaceProvider.h" | 13 #include "public/platform/InterfaceProvider.h" |
| 14 #include "public/platform/modules/shapedetection/facedetection_provider.mojom-bl
ink.h" | 14 #include "services/shape_detection/public/interfaces/facedetection_provider.mojo
m-blink.h" |
| 15 | 15 |
| 16 namespace blink { | 16 namespace blink { |
| 17 | 17 |
| 18 FaceDetector* FaceDetector::create(Document& document, | 18 FaceDetector* FaceDetector::create(Document& document, |
| 19 const FaceDetectorOptions& options) { | 19 const FaceDetectorOptions& options) { |
| 20 return new FaceDetector(*document.frame(), options); | 20 return new FaceDetector(*document.frame(), options); |
| 21 } | 21 } |
| 22 | 22 |
| 23 FaceDetector::FaceDetector(LocalFrame& frame, | 23 FaceDetector::FaceDetector(LocalFrame& frame, |
| 24 const FaceDetectorOptions& options) | 24 const FaceDetectorOptions& options) |
| 25 : ShapeDetector(frame) { | 25 : ShapeDetector(frame) { |
| 26 mojom::blink::FaceDetectorOptionsPtr faceDetectorOptions = | 26 shape_detection::mojom::blink::FaceDetectorOptionsPtr faceDetectorOptions = |
| 27 mojom::blink::FaceDetectorOptions::New(); | 27 shape_detection::mojom::blink::FaceDetectorOptions::New(); |
| 28 faceDetectorOptions->max_detected_faces = options.maxDetectedFaces(); | 28 faceDetectorOptions->max_detected_faces = options.maxDetectedFaces(); |
| 29 faceDetectorOptions->fast_mode = options.fastMode(); | 29 faceDetectorOptions->fast_mode = options.fastMode(); |
| 30 mojom::blink::FaceDetectionProviderPtr provider; | 30 shape_detection::mojom::blink::FaceDetectionProviderPtr provider; |
| 31 frame.interfaceProvider()->getInterface(mojo::MakeRequest(&provider)); | 31 frame.interfaceProvider()->getInterface(mojo::MakeRequest(&provider)); |
| 32 provider->CreateFaceDetection(mojo::MakeRequest(&m_faceService), | 32 provider->CreateFaceDetection(mojo::MakeRequest(&m_faceService), |
| 33 std::move(faceDetectorOptions)); | 33 std::move(faceDetectorOptions)); |
| 34 | 34 |
| 35 m_faceService.set_connection_error_handler(convertToBaseCallback(WTF::bind( | 35 m_faceService.set_connection_error_handler(convertToBaseCallback(WTF::bind( |
| 36 &FaceDetector::onFaceServiceConnectionError, wrapWeakPersistent(this)))); | 36 &FaceDetector::onFaceServiceConnectionError, wrapWeakPersistent(this)))); |
| 37 } | 37 } |
| 38 | 38 |
| 39 ScriptPromise FaceDetector::doDetect( | 39 ScriptPromise FaceDetector::doDetect( |
| 40 ScriptPromiseResolver* resolver, | 40 ScriptPromiseResolver* resolver, |
| 41 mojo::ScopedSharedBufferHandle sharedBufferHandle, | 41 mojo::ScopedSharedBufferHandle sharedBufferHandle, |
| 42 int imageWidth, | 42 int imageWidth, |
| 43 int imageHeight) { | 43 int imageHeight) { |
| 44 ScriptPromise promise = resolver->promise(); | 44 ScriptPromise promise = resolver->promise(); |
| 45 if (!m_faceService) { | 45 if (!m_faceService) { |
| 46 resolver->reject(DOMException::create( | 46 resolver->reject(DOMException::create( |
| 47 NotSupportedError, "Face detection service unavailable.")); | 47 NotSupportedError, "Face detection service unavailable.")); |
| 48 return promise; | 48 return promise; |
| 49 } | 49 } |
| 50 m_faceServiceRequests.add(resolver); | 50 m_faceServiceRequests.add(resolver); |
| 51 m_faceService->Detect(std::move(sharedBufferHandle), imageWidth, imageHeight, | 51 m_faceService->Detect(std::move(sharedBufferHandle), imageWidth, imageHeight, |
| 52 convertToBaseCallback(WTF::bind( | 52 convertToBaseCallback(WTF::bind( |
| 53 &FaceDetector::onDetectFaces, wrapPersistent(this), | 53 &FaceDetector::onDetectFaces, wrapPersistent(this), |
| 54 wrapPersistent(resolver)))); | 54 wrapPersistent(resolver)))); |
| 55 return promise; | 55 return promise; |
| 56 } | 56 } |
| 57 | 57 |
| 58 void FaceDetector::onDetectFaces( | 58 void FaceDetector::onDetectFaces( |
| 59 ScriptPromiseResolver* resolver, | 59 ScriptPromiseResolver* resolver, |
| 60 mojom::blink::FaceDetectionResultPtr faceDetectionResult) { | 60 shape_detection::mojom::blink::FaceDetectionResultPtr faceDetectionResult) { |
| 61 DCHECK(m_faceServiceRequests.contains(resolver)); | 61 DCHECK(m_faceServiceRequests.contains(resolver)); |
| 62 m_faceServiceRequests.remove(resolver); | 62 m_faceServiceRequests.remove(resolver); |
| 63 | 63 |
| 64 HeapVector<Member<DetectedFace>> detectedFaces; | 64 HeapVector<Member<DetectedFace>> detectedFaces; |
| 65 for (const auto& boundingBox : faceDetectionResult->bounding_boxes) { | 65 for (const auto& boundingBox : faceDetectionResult->bounding_boxes) { |
| 66 detectedFaces.push_back(DetectedFace::create( | 66 detectedFaces.push_back(DetectedFace::create( |
| 67 DOMRect::create(boundingBox->x, boundingBox->y, boundingBox->width, | 67 DOMRect::create(boundingBox->x, boundingBox->y, boundingBox->width, |
| 68 boundingBox->height))); | 68 boundingBox->height))); |
| 69 } | 69 } |
| 70 | 70 |
| 71 resolver->resolve(detectedFaces); | 71 resolver->resolve(detectedFaces); |
| 72 } | 72 } |
| 73 | 73 |
| 74 void FaceDetector::onFaceServiceConnectionError() { | 74 void FaceDetector::onFaceServiceConnectionError() { |
| 75 for (const auto& request : m_faceServiceRequests) { | 75 for (const auto& request : m_faceServiceRequests) { |
| 76 request->reject(DOMException::create(NotSupportedError, | 76 request->reject(DOMException::create(NotSupportedError, |
| 77 "Face Detection not implemented.")); | 77 "Face Detection not implemented.")); |
| 78 } | 78 } |
| 79 m_faceServiceRequests.clear(); | 79 m_faceServiceRequests.clear(); |
| 80 m_faceService.reset(); | 80 m_faceService.reset(); |
| 81 } | 81 } |
| 82 | 82 |
| 83 DEFINE_TRACE(FaceDetector) { | 83 DEFINE_TRACE(FaceDetector) { |
| 84 ShapeDetector::trace(visitor); | 84 ShapeDetector::trace(visitor); |
| 85 visitor->trace(m_faceServiceRequests); | 85 visitor->trace(m_faceServiceRequests); |
| 86 } | 86 } |
| 87 | 87 |
| 88 } // namespace blink | 88 } // namespace blink |
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