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| 1 <!DOCTYPE html> |
| 2 <script src="../resources/testharness.js"></script> |
| 3 <script src="../resources/testharnessreport.js"></script> |
| 4 <script src="../resources/mojo-helpers.js"></script> |
| 5 <script src="resources/mock-barcodedetection.js"></script> |
| 6 <script src="resources/mock-facedetection.js"></script> |
| 7 <script> |
| 8 |
| 9 var createTestForImageData = function(createDetector, mockReady, |
| 10 detectionResultTest) { |
| 11 async_test(function(t) { |
| 12 |
| 13 var img = new Image(); |
| 14 img.onload = function() { |
| 15 |
| 16 var canvas = document.createElement("canvas");; |
| 17 canvas.getContext("2d").drawImage(img, 0, 0); |
| 18 |
| 19 var theMock = null; |
| 20 mockReady() |
| 21 .then(mock => { |
| 22 theMock = mock; |
| 23 var detector = createDetector(); |
| 24 return detector; |
| 25 }) |
| 26 .catch(error => { |
| 27 assert_unreached("Error creating Mock Detector: " + error); |
| 28 }) |
| 29 .then(detector => { |
| 30 return detector.detect(canvas.getContext("2d").getImageData( |
| 31 0, 0, canvas.width, canvas.height)); |
| 32 }) |
| 33 .then(detectionResult => { |
| 34 detectionResultTest(detectionResult, theMock); |
| 35 t.done(); |
| 36 }) |
| 37 .catch(error => { |
| 38 assert_unreached("Error during detect(canvas): " + error); |
| 39 }); |
| 40 } |
| 41 |
| 42 img.src = "../media/content/greenbox.png"; |
| 43 }, "Detector detect(ImageData)"); |
| 44 }; |
| 45 |
| 46 function FaceDetectorDetectionResultTest(detectionResult, mock) { |
| 47 const imageReceivedByMock = mock.getFrameData(); |
| 48 assert_equals(imageReceivedByMock.byteLength, 180000,"Image length"); |
| 49 const GREEN_PIXEL = 0xFF00FF00; |
| 50 assert_equals(imageReceivedByMock[0], GREEN_PIXEL, "Pixel color"); |
| 51 assert_equals(detectionResult.length, 3, "Number of faces"); |
| 52 } |
| 53 |
| 54 function BarcodeDetectorDetectionResultTest(detectionResult, mock) { |
| 55 assert_equals(detectionResult.length, 2, "Number of barcodes"); |
| 56 assert_equals(detectionResult[0].rawValue, "cats", "barcode 1"); |
| 57 assert_equals(detectionResult[1].rawValue, "dogs", "barcode 2"); |
| 58 } |
| 59 |
| 60 // These tests verify that a Detector's detect() works on an ImageBitmap. Use |
| 61 // the mock mojo server implemented in mock-{barcode,face}detection.js. |
| 62 generate_tests(createTestForImageData, [ |
| 63 [ |
| 64 "Face - ImageData", |
| 65 () => { return new FaceDetector(); }, |
| 66 () => { return mockFaceDetectionProviderReady; }, |
| 67 FaceDetectorDetectionResultTest |
| 68 ], |
| 69 [ |
| 70 "Barcode - ImageData", |
| 71 () => { return new BarcodeDetector(); }, |
| 72 () => { return mockBarcodeDetectionReady; }, |
| 73 BarcodeDetectorDetectionResultTest |
| 74 ], |
| 75 ]); |
| 76 |
| 77 </script> |
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Chromium Code Reviews
Issue 2550413005:
ShapeDetection: use ImageBitmapSource as input and support ImageData (Closed)
