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1 # Copyright 2012 The Chromium Authors. All rights reserved. | 1 # Copyright 2012 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 from telemetry.page import legacy_page_test | 5 from telemetry.page import legacy_page_test |
6 from telemetry.timeline import model | 6 from telemetry.timeline import model |
7 from telemetry.timeline import tracing_config | 7 from telemetry.timeline import tracing_config |
8 from telemetry.value import scalar | 8 from telemetry.value import scalar |
9 | 9 |
10 from metrics import power | 10 from metrics import power |
11 | 11 |
12 | 12 |
13 class ImageDecoding(legacy_page_test.LegacyPageTest): | 13 class ImageDecoding(legacy_page_test.LegacyPageTest): |
14 | 14 |
15 def __init__(self): | 15 def __init__(self): |
16 super(ImageDecoding, self).__init__() | 16 super(ImageDecoding, self).__init__() |
17 self._power_metric = None | 17 self._power_metric = None |
18 | 18 |
19 def CustomizeBrowserOptions(self, options): | 19 def CustomizeBrowserOptions(self, options): |
20 options.AppendExtraBrowserArgs('--enable-gpu-benchmarking') | 20 options.AppendExtraBrowserArgs('--enable-gpu-benchmarking') |
21 power.PowerMetric.CustomizeBrowserOptions(options) | 21 power.PowerMetric.CustomizeBrowserOptions(options) |
22 | 22 |
23 def WillStartBrowser(self, platform): | 23 def WillStartBrowser(self, platform): |
24 self._power_metric = power.PowerMetric(platform) | 24 self._power_metric = power.PowerMetric(platform) |
25 | 25 |
26 def WillNavigateToPage(self, page, tab): | 26 def WillNavigateToPage(self, page, tab): |
27 tab.ExecuteJavaScript2(""" | 27 tab.ExecuteJavaScript(""" |
28 if (window.chrome && | 28 if (window.chrome && |
29 chrome.gpuBenchmarking && | 29 chrome.gpuBenchmarking && |
30 chrome.gpuBenchmarking.clearImageCache) { | 30 chrome.gpuBenchmarking.clearImageCache) { |
31 chrome.gpuBenchmarking.clearImageCache(); | 31 chrome.gpuBenchmarking.clearImageCache(); |
32 } | 32 } |
33 """) | 33 """) |
34 self._power_metric.Start(page, tab) | 34 self._power_metric.Start(page, tab) |
35 | 35 |
36 config = tracing_config.TracingConfig() | 36 config = tracing_config.TracingConfig() |
37 # FIXME: Remove the timeline category when impl-side painting is on | 37 # FIXME: Remove the timeline category when impl-side painting is on |
38 # everywhere. | 38 # everywhere. |
39 # FIXME: Remove webkit.console when blink.console lands in chromium and | 39 # FIXME: Remove webkit.console when blink.console lands in chromium and |
40 # the ref builds are updated. crbug.com/386847 | 40 # the ref builds are updated. crbug.com/386847 |
41 # FIXME: Remove the devtools.timeline category when impl-side painting is | 41 # FIXME: Remove the devtools.timeline category when impl-side painting is |
42 # on everywhere. | 42 # on everywhere. |
43 config.chrome_trace_config.category_filter.AddDisabledByDefault( | 43 config.chrome_trace_config.category_filter.AddDisabledByDefault( |
44 'disabled-by-default-devtools.timeline') | 44 'disabled-by-default-devtools.timeline') |
45 for c in ['blink', 'devtools.timeline', 'webkit.console', 'blink.console']: | 45 for c in ['blink', 'devtools.timeline', 'webkit.console', 'blink.console']: |
46 config.chrome_trace_config.category_filter.AddIncludedCategory(c) | 46 config.chrome_trace_config.category_filter.AddIncludedCategory(c) |
47 config.enable_chrome_trace = True | 47 config.enable_chrome_trace = True |
48 tab.browser.platform.tracing_controller.StartTracing(config) | 48 tab.browser.platform.tracing_controller.StartTracing(config) |
49 | 49 |
50 def StopBrowserAfterPage(self, browser, page): | 50 def StopBrowserAfterPage(self, browser, page): |
51 del page # unused | 51 del page # unused |
52 return not browser.tabs[0].ExecuteJavaScript2(""" | 52 return not browser.tabs[0].ExecuteJavaScript(""" |
53 window.chrome && | 53 window.chrome && |
54 chrome.gpuBenchmarking && | 54 chrome.gpuBenchmarking && |
55 chrome.gpuBenchmarking.clearImageCache; | 55 chrome.gpuBenchmarking.clearImageCache; |
56 """) | 56 """) |
57 | 57 |
58 def ValidateAndMeasurePage(self, page, tab, results): | 58 def ValidateAndMeasurePage(self, page, tab, results): |
59 timeline_data = tab.browser.platform.tracing_controller.StopTracing() | 59 timeline_data = tab.browser.platform.tracing_controller.StopTracing() |
60 timeline_model = model.TimelineModel(timeline_data) | 60 timeline_model = model.TimelineModel(timeline_data) |
61 self._power_metric.Stop(page, tab) | 61 self._power_metric.Stop(page, tab) |
62 self._power_metric.AddResults(tab, results) | 62 self._power_metric.AddResults(tab, results) |
63 | 63 |
64 def _IsDone(): | 64 def _IsDone(): |
65 return tab.EvaluateJavaScript2('isDone') | 65 return tab.EvaluateJavaScript('isDone') |
66 | 66 |
67 decode_image_events = timeline_model.GetAllEventsOfName( | 67 decode_image_events = timeline_model.GetAllEventsOfName( |
68 'ImageFrameGenerator::decode') | 68 'ImageFrameGenerator::decode') |
69 # FIXME: Remove this when impl-side painting is on everywhere. | 69 # FIXME: Remove this when impl-side painting is on everywhere. |
70 if not decode_image_events: | 70 if not decode_image_events: |
71 decode_image_events = timeline_model.GetAllEventsOfName('Decode Image') | 71 decode_image_events = timeline_model.GetAllEventsOfName('Decode Image') |
72 | 72 |
73 # If it is a real image page, then store only the last-minIterations | 73 # If it is a real image page, then store only the last-minIterations |
74 # decode tasks. | 74 # decode tasks. |
75 if (hasattr( | 75 if (hasattr( |
76 page, | 76 page, |
77 'image_decoding_measurement_limit_results_to_min_iterations') and | 77 'image_decoding_measurement_limit_results_to_min_iterations') and |
78 page.image_decoding_measurement_limit_results_to_min_iterations): | 78 page.image_decoding_measurement_limit_results_to_min_iterations): |
79 assert _IsDone() | 79 assert _IsDone() |
80 min_iterations = tab.EvaluateJavaScript2('minIterations') | 80 min_iterations = tab.EvaluateJavaScript('minIterations') |
81 decode_image_events = decode_image_events[-min_iterations:] | 81 decode_image_events = decode_image_events[-min_iterations:] |
82 | 82 |
83 durations = [d.duration for d in decode_image_events] | 83 durations = [d.duration for d in decode_image_events] |
84 assert durations, 'Failed to find image decode trace events.' | 84 assert durations, 'Failed to find image decode trace events.' |
85 | 85 |
86 image_decoding_avg = sum(durations) / len(durations) | 86 image_decoding_avg = sum(durations) / len(durations) |
87 results.AddValue(scalar.ScalarValue( | 87 results.AddValue(scalar.ScalarValue( |
88 results.current_page, 'ImageDecoding_avg', 'ms', image_decoding_avg, | 88 results.current_page, 'ImageDecoding_avg', 'ms', image_decoding_avg, |
89 description='Average decode time for images in 4 different ' | 89 description='Average decode time for images in 4 different ' |
90 'formats: gif, png, jpg, and webp. The image files are ' | 90 'formats: gif, png, jpg, and webp. The image files are ' |
91 'located at chrome/test/data/image_decoding.')) | 91 'located at chrome/test/data/image_decoding.')) |
92 results.AddValue(scalar.ScalarValue( | 92 results.AddValue(scalar.ScalarValue( |
93 results.current_page, 'ImageLoading_avg', 'ms', | 93 results.current_page, 'ImageLoading_avg', 'ms', |
94 tab.EvaluateJavaScript2('averageLoadingTimeMs()'))) | 94 tab.EvaluateJavaScript('averageLoadingTimeMs()'))) |
95 | 95 |
96 def DidRunPage(self, platform): | 96 def DidRunPage(self, platform): |
97 self._power_metric.Close() | 97 self._power_metric.Close() |
98 if platform.tracing_controller.is_tracing_running: | 98 if platform.tracing_controller.is_tracing_running: |
99 platform.tracing_controller.StopTracing() | 99 platform.tracing_controller.StopTracing() |
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