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1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "content/renderer/media/webmediaplayer_util.h" | |
6 | |
7 #include <math.h> | |
8 | |
9 #include "base/metrics/histogram.h" | |
10 #include "media/base/media_keys.h" | |
11 #include "third_party/WebKit/public/platform/WebMediaPlayerClient.h" | |
12 | |
13 namespace content { | |
14 | |
15 // Compile asserts shared by all platforms. | |
16 | |
17 #define COMPILE_ASSERT_MATCHING_ENUM(name) \ | |
18 COMPILE_ASSERT( \ | |
19 static_cast<int>(blink::WebMediaPlayerClient::MediaKeyErrorCode ## name) == \ | |
20 static_cast<int>(media::MediaKeys::k ## name ## Error), \ | |
21 mismatching_enums) | |
22 COMPILE_ASSERT_MATCHING_ENUM(Unknown); | |
23 COMPILE_ASSERT_MATCHING_ENUM(Client); | |
24 #undef COMPILE_ASSERT_MATCHING_ENUM | |
25 | |
26 base::TimeDelta ConvertSecondsToTimestamp(double seconds) { | |
27 double microseconds = seconds * base::Time::kMicrosecondsPerSecond; | |
28 return base::TimeDelta::FromMicroseconds( | |
29 microseconds > 0 ? microseconds + 0.5 : ceil(microseconds - 0.5)); | |
30 } | |
31 | |
32 blink::WebTimeRanges ConvertToWebTimeRanges( | |
33 const media::Ranges<base::TimeDelta>& ranges) { | |
34 blink::WebTimeRanges result(ranges.size()); | |
35 for (size_t i = 0; i < ranges.size(); ++i) { | |
36 result[i].start = ranges.start(i).InSecondsF(); | |
37 result[i].end = ranges.end(i).InSecondsF(); | |
38 } | |
39 return result; | |
40 } | |
41 | |
42 blink::WebMediaPlayer::NetworkState PipelineErrorToNetworkState( | |
43 media::PipelineStatus error) { | |
44 DCHECK_NE(error, media::PIPELINE_OK); | |
45 | |
46 switch (error) { | |
47 case media::PIPELINE_ERROR_NETWORK: | |
48 case media::PIPELINE_ERROR_READ: | |
49 return blink::WebMediaPlayer::NetworkStateNetworkError; | |
50 | |
51 // TODO(vrk): Because OnPipelineInitialize() directly reports the | |
52 // NetworkStateFormatError instead of calling OnPipelineError(), I believe | |
53 // this block can be deleted. Should look into it! (crbug.com/126070) | |
54 case media::PIPELINE_ERROR_INITIALIZATION_FAILED: | |
55 case media::PIPELINE_ERROR_COULD_NOT_RENDER: | |
56 case media::PIPELINE_ERROR_URL_NOT_FOUND: | |
57 case media::DEMUXER_ERROR_COULD_NOT_OPEN: | |
58 case media::DEMUXER_ERROR_COULD_NOT_PARSE: | |
59 case media::DEMUXER_ERROR_NO_SUPPORTED_STREAMS: | |
60 case media::DECODER_ERROR_NOT_SUPPORTED: | |
61 return blink::WebMediaPlayer::NetworkStateFormatError; | |
62 | |
63 case media::PIPELINE_ERROR_DECODE: | |
64 case media::PIPELINE_ERROR_ABORT: | |
65 case media::PIPELINE_ERROR_OPERATION_PENDING: | |
66 case media::PIPELINE_ERROR_INVALID_STATE: | |
67 return blink::WebMediaPlayer::NetworkStateDecodeError; | |
68 | |
69 case media::PIPELINE_ERROR_DECRYPT: | |
70 // TODO(xhwang): Change to use NetworkStateDecryptError once it's added in | |
71 // Webkit (see http://crbug.com/124486). | |
72 return blink::WebMediaPlayer::NetworkStateDecodeError; | |
73 | |
74 case media::PIPELINE_OK: | |
75 NOTREACHED() << "Unexpected status! " << error; | |
76 } | |
77 return blink::WebMediaPlayer::NetworkStateFormatError; | |
78 } | |
79 | |
80 namespace { | |
81 | |
82 // Helper enum for reporting scheme histograms. | |
83 enum URLSchemeForHistogram { | |
84 kUnknownURLScheme, | |
85 kMissingURLScheme, | |
86 kHttpURLScheme, | |
87 kHttpsURLScheme, | |
88 kFtpURLScheme, | |
89 kChromeExtensionURLScheme, | |
90 kJavascriptURLScheme, | |
91 kFileURLScheme, | |
92 kBlobURLScheme, | |
93 kDataURLScheme, | |
94 kFileSystemScheme, | |
95 kMaxURLScheme = kFileSystemScheme // Must be equal to highest enum value. | |
96 }; | |
97 | |
98 URLSchemeForHistogram URLScheme(const GURL& url) { | |
99 if (!url.has_scheme()) return kMissingURLScheme; | |
100 if (url.SchemeIs("http")) return kHttpURLScheme; | |
101 if (url.SchemeIs("https")) return kHttpsURLScheme; | |
102 if (url.SchemeIs("ftp")) return kFtpURLScheme; | |
103 if (url.SchemeIs("chrome-extension")) return kChromeExtensionURLScheme; | |
104 if (url.SchemeIs("javascript")) return kJavascriptURLScheme; | |
105 if (url.SchemeIs("file")) return kFileURLScheme; | |
106 if (url.SchemeIs("blob")) return kBlobURLScheme; | |
107 if (url.SchemeIs("data")) return kDataURLScheme; | |
108 if (url.SchemeIs("filesystem")) return kFileSystemScheme; | |
109 | |
110 return kUnknownURLScheme; | |
111 } | |
112 | |
113 } // namespace | |
114 | |
115 void ReportMediaSchemeUma(const GURL& url) { | |
116 UMA_HISTOGRAM_ENUMERATION("Media.URLScheme", URLScheme(url), kMaxURLScheme); | |
117 } | |
118 | |
119 } // namespace content | |
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