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Issue 2418923003: ImageCapture: avoid several grabFrame()s in flight, beef up content_browsertests (Closed)
Patch Set: xianglu@ comments Created 4 years, 2 months ago
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1 B<!DOCTYPE html> 1 B<!DOCTYPE html>
2 <html> 2 <html>
3 <head> 3 <head>
4 <!-- Image Capture Browser Test --> 4 <!-- Image Capture Browser Test -->
5 </head> 5 </head>
6 <body> 6 <body>
7 <script type="text/javascript" src="webrtc_test_utilities.js"></script> 7 <script type="text/javascript" src="webrtc_test_utilities.js"></script>
8 <script> 8 <script>
9 const HEIGHT = 180;
10 const WIDTH = 320;
9 11
10 // Runs an ImageCapture.getPhotoCapabilities(). 12 // Runs an ImageCapture.getPhotoCapabilities().
11 function testCreateAndGetCapabilities() { 13 function testCreateAndGetCapabilities() {
12 const constraints = { mandatory: { maxHeight: 180, maxWidth: 320 } }; 14 const constraints = { mandatory: { maxHeight: HEIGHT, maxWidth: WIDTH } };
13 navigator.mediaDevices.getUserMedia({"video" : constraints}) 15 navigator.mediaDevices.getUserMedia({"video" : constraints})
14 .then(stream => { 16 .then(stream => {
15 assertEquals('video', stream.getVideoTracks()[0].kind); 17 assertEquals('video', stream.getVideoTracks()[0].kind);
16 return new ImageCapture(stream.getVideoTracks()[0]); 18 return new ImageCapture(stream.getVideoTracks()[0]);
17 }) 19 })
18 .then(capturer => { 20 .then(capturer => {
19 return capturer.getPhotoCapabilities(); 21 return capturer.getPhotoCapabilities();
20 }) 22 })
21 .then(capabilities => { 23 .then(capabilities => {
22 assertNotEquals(0, capabilities.imageHeight.min); 24 assertNotEquals(0, capabilities.imageHeight.min);
23 assertNotEquals(0, capabilities.imageHeight.current); 25 assertNotEquals(0, capabilities.imageHeight.current);
24 assertNotEquals(0, capabilities.imageHeight.max); 26 assertNotEquals(0, capabilities.imageHeight.max);
25 assertNotEquals(0, capabilities.imageWidth.min); 27 assertNotEquals(0, capabilities.imageWidth.min);
26 assertNotEquals(0, capabilities.imageWidth.current); 28 assertNotEquals(0, capabilities.imageWidth.current);
27 assertNotEquals(0, capabilities.imageWidth.max); 29 assertNotEquals(0, capabilities.imageWidth.max);
28 assertNotEquals(0, capabilities.zoom.min); 30 assertNotEquals(0, capabilities.zoom.min);
29 assertNotEquals(0, capabilities.zoom.current); 31 assertNotEquals(0, capabilities.zoom.current);
30 assertNotEquals(0, capabilities.zoom.max); 32 assertNotEquals(0, capabilities.zoom.max);
31 33
32 reportTestSuccess(); 34 reportTestSuccess();
33 }) 35 })
34 .catch(err => { 36 .catch(err => {
35 return failTest(err.toString()); 37 return failTest(err.toString());
36 }); 38 });
37 } 39 }
38 40
39 // Runs an ImageCapture.takePhoto(). 41 // Runs an ImageCapture.takePhoto().
40 function testCreateAndTakePhoto() { 42 function testCreateAndTakePhoto() {
41 const constraints = { mandatory: { maxHeight: 180, maxWidth: 320 } }; 43 const constraints = { mandatory: { maxHeight: HEIGHT, maxWidth: WIDTH } };
42 navigator.mediaDevices.getUserMedia({"video" : constraints}) 44 navigator.mediaDevices.getUserMedia({"video" : constraints})
43 .then(stream => { 45 .then(stream => {
44 assertEquals('video', stream.getVideoTracks()[0].kind); 46 assertEquals('video', stream.getVideoTracks()[0].kind);
45 return new ImageCapture(stream.getVideoTracks()[0]); 47 return new ImageCapture(stream.getVideoTracks()[0]);
46 }) 48 })
47 .then(capturer => { 49 .then(capturer => {
48 return capturer.takePhoto(); 50 return capturer.takePhoto();
49 }) 51 })
50 .then(blob => { 52 .then(blob => {
51 assertTrue(blob.type != undefined); 53 assertTrue(blob.type != undefined);
52 assertNotEquals(0, blob.size); 54 assertNotEquals(0, blob.size);
53 55
54 reportTestSuccess(); 56 reportTestSuccess();
55 }) 57 })
56 .catch(err => { 58 .catch(err => {
57 return failTest(err.toString()); 59 return failTest(err.toString());
58 }); 60 });
59 } 61 }
60 62
63 // Runs an ImageCapture.grabFrame().
64 function testCreateAndGrabFrame() {
65 const constraints = { mandatory: { maxHeight: HEIGHT, maxWidth: WIDTH } };
66 navigator.mediaDevices.getUserMedia({"video" : constraints})
67 .then(stream => {
68 assertEquals('video', stream.getVideoTracks()[0].kind);
69 return new ImageCapture(stream.getVideoTracks()[0]);
70 })
71 .then(capturer => {
72 return capturer.grabFrame();
73 })
74 .then(imageBitmap => {
75 assertEquals(WIDTH, imageBitmap.width);
76 assertEquals(HEIGHT, imageBitmap.height);
77
78 reportTestSuccess();
79 })
80 .catch(err => {
81 return failTest(err.toString());
82 });
83 }
84
61 </script> 85 </script>
62 </body> 86 </body>
63 </html> 87 </html>
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