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| 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 #ifndef CONTENT_RENDERER_MEDIA_RENDER_MEDIA_CLIENT_H_ | |
| 6 #define CONTENT_RENDERER_MEDIA_RENDER_MEDIA_CLIENT_H_ | |
| 7 | |
| 8 #include <memory> | |
| 9 | |
| 10 #include "base/threading/thread_checker.h" | |
| 11 #include "base/time/tick_clock.h" | |
| 12 #include "base/time/time.h" | |
| 13 #include "content/common/content_export.h" | |
| 14 #include "media/base/media_client.h" | |
| 15 #include "widevine_cdm_version.h" // In SHARED_INTERMEDIATE_DIR. | |
| 16 | |
| 17 namespace content { | |
| 18 | |
| 19 class CONTENT_EXPORT RenderMediaClient : public media::MediaClient { | |
| 20 public: | |
| 21 // Initialize RenderMediaClient and SetMediaClient(). Note that the instance | |
| 22 // is not exposed because no content code needs to directly access it. | |
| 23 static void Initialize(); | |
| 24 | |
| 25 // MediaClient implementation. | |
| 26 void AddKeySystemsInfoForUMA( | |
| 27 std::vector<media::KeySystemInfoForUMA>* key_systems_info_for_uma) final; | |
| 28 bool IsKeySystemsUpdateNeeded() final; | |
| 29 void AddSupportedKeySystems( | |
| 30 std::vector<std::unique_ptr<media::KeySystemProperties>>* | |
| 31 key_systems_properties) final; | |
| 32 void RecordRapporURL(const std::string& metric, const GURL& url) final; | |
| 33 bool IsSupportedVideoConfig(const media::VideoConfig& config) override; | |
| 34 | |
| 35 void SetTickClockForTesting(std::unique_ptr<base::TickClock> tick_clock); | |
| 36 | |
| 37 private: | |
| 38 friend class RenderMediaClientTest; | |
| 39 | |
| 40 RenderMediaClient(); | |
| 41 ~RenderMediaClient() override; | |
| 42 | |
| 43 static RenderMediaClient* GetInstance(); | |
| 44 | |
| 45 // Makes sure all methods are called from the same thread. | |
| 46 base::ThreadChecker thread_checker_; | |
| 47 | |
| 48 // Whether AddSupportedKeySystems() has ever been called. | |
| 49 bool has_updated_; | |
| 50 | |
| 51 // Whether a future update is needed. For example, when some potentially | |
| 52 // supported key systems are NOT supported yet. This could happen when the | |
| 53 // required component for a key system is not yet available. | |
| 54 bool is_update_needed_; | |
| 55 | |
| 56 base::TimeTicks last_update_time_ticks_; | |
| 57 std::unique_ptr<base::TickClock> tick_clock_; | |
| 58 | |
| 59 DISALLOW_COPY_AND_ASSIGN(RenderMediaClient); | |
| 60 }; | |
| 61 | |
| 62 } // namespace content | |
| 63 | |
| 64 #endif // CONTENT_RENDERER_MEDIA_RENDER_MEDIA_CLIENT_H_ | |
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Chromium Code Reviews
Issue 2712983004:
Simplify/Cleanup MediaClient (Closed)
