| OLD | NEW |
|---|
| (Empty) |
| 1 // Copyright 2014 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/render_media_client.h" | |
| 6 | |
| 7 #include "base/command_line.h" | |
| 8 #include "base/logging.h" | |
| 9 #include "base/time/default_tick_clock.h" | |
| 10 #include "content/public/common/content_client.h" | |
| 11 #include "content/public/renderer/content_renderer_client.h" | |
| 12 #include "media/base/media_switches.h" | |
| 13 #include "media/base/video_color_space.h" | |
| 14 #include "ui/display/display_switches.h" | |
| 15 | |
| 16 namespace content { | |
| 17 | |
| 18 void RenderMediaClient::Initialize() { | |
| 19 GetInstance(); | |
| 20 } | |
| 21 | |
| 22 RenderMediaClient::RenderMediaClient() | |
| 23 : has_updated_(false), | |
| 24 is_update_needed_(true), | |
| 25 tick_clock_(new base::DefaultTickClock()) { | |
| 26 media::SetMediaClient(this); | |
| 27 } | |
| 28 | |
| 29 RenderMediaClient::~RenderMediaClient() { | |
| 30 } | |
| 31 | |
| 32 void RenderMediaClient::AddKeySystemsInfoForUMA( | |
| 33 std::vector<media::KeySystemInfoForUMA>* key_systems_info_for_uma) { | |
| 34 DVLOG(2) << __func__; | |
| 35 #if defined(WIDEVINE_CDM_AVAILABLE) | |
| 36 key_systems_info_for_uma->push_back(media::KeySystemInfoForUMA( | |
| 37 kWidevineKeySystem, kWidevineKeySystemNameForUMA)); | |
| 38 #endif // WIDEVINE_CDM_AVAILABLE | |
| 39 } | |
| 40 | |
| 41 bool RenderMediaClient::IsKeySystemsUpdateNeeded() { | |
| 42 DVLOG(2) << __func__; | |
| 43 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 44 | |
| 45 // Always needs update if we have never updated, regardless the | |
| 46 // |last_update_time_ticks_|'s initial value. | |
| 47 if (!has_updated_) { | |
| 48 DCHECK(is_update_needed_); | |
| 49 return true; | |
| 50 } | |
| 51 | |
| 52 if (!is_update_needed_) | |
| 53 return false; | |
| 54 | |
| 55 // The update could be expensive. For example, it could involve a sync IPC to | |
| 56 // the browser process. Use a minimum update interval to avoid unnecessarily | |
| 57 // frequent update. | |
| 58 static const int kMinUpdateIntervalInMilliseconds = 1000; | |
| 59 if ((tick_clock_->NowTicks() - last_update_time_ticks_).InMilliseconds() < | |
| 60 kMinUpdateIntervalInMilliseconds) { | |
| 61 return false; | |
| 62 } | |
| 63 | |
| 64 return true; | |
| 65 } | |
| 66 | |
| 67 void RenderMediaClient::AddSupportedKeySystems( | |
| 68 std::vector<std::unique_ptr<media::KeySystemProperties>>* | |
| 69 key_systems_properties) { | |
| 70 DVLOG(2) << __func__; | |
| 71 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 72 | |
| 73 GetContentClient()->renderer()->AddSupportedKeySystems( | |
| 74 key_systems_properties); | |
| 75 | |
| 76 has_updated_ = true; | |
| 77 last_update_time_ticks_ = tick_clock_->NowTicks(); | |
| 78 | |
| 79 // Check whether all potentially supported key systems are supported. If so, | |
| 80 // no need to update again. | |
| 81 #if defined(WIDEVINE_CDM_AVAILABLE) && defined(WIDEVINE_CDM_IS_COMPONENT) | |
| 82 for (const auto& properties : *key_systems_properties) { | |
| 83 if (properties->GetKeySystemName() == kWidevineKeySystem) | |
| 84 is_update_needed_ = false; | |
| 85 } | |
| 86 #else | |
| 87 is_update_needed_ = false; | |
| 88 #endif | |
| 89 } | |
| 90 | |
| 91 void RenderMediaClient::RecordRapporURL(const std::string& metric, | |
| 92 const GURL& url) { | |
| 93 GetContentClient()->renderer()->RecordRapporURL(metric, url); | |
| 94 } | |
| 95 | |
| 96 bool RenderMediaClient::IsSupportedVideoConfig( | |
| 97 const media::VideoConfig& config) { | |
| 98 // Render media client does not customize decoder support. Defer to media/. | |
| 99 return ::media::IsSupportedVideoConfig(config); | |
| 100 } | |
| 101 | |
| 102 void RenderMediaClient::SetTickClockForTesting( | |
| 103 std::unique_ptr<base::TickClock> tick_clock) { | |
| 104 tick_clock_.swap(tick_clock); | |
| 105 } | |
| 106 | |
| 107 // static | |
| 108 RenderMediaClient* RenderMediaClient::GetInstance() { | |
| 109 static RenderMediaClient* client = new RenderMediaClient(); | |
| 110 return client; | |
| 111 } | |
| 112 | |
| 113 } // namespace content | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2712983004:
Simplify/Cleanup MediaClient (Closed)
