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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 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 #include "media/base/key_systems.h" | 5 #include "media/base/key_systems.h" |
6 | 6 |
7 | |
8 #include "base/containers/hash_tables.h" | 7 #include "base/containers/hash_tables.h" |
9 #include "base/lazy_instance.h" | 8 #include "base/lazy_instance.h" |
10 #include "base/logging.h" | 9 #include "base/logging.h" |
11 #include "base/strings/string_util.h" | 10 #include "base/strings/string_util.h" |
12 #include "base/threading/thread_checker.h" | 11 #include "base/threading/thread_checker.h" |
13 #include "base/time/time.h" | 12 #include "base/time/time.h" |
14 #include "media/base/key_system_info.h" | 13 #include "media/base/key_system_info.h" |
15 #include "media/base/key_systems_support_uma.h" | 14 #include "media/base/key_systems_support_uma.h" |
16 #include "media/base/media_client.h" | 15 #include "media/base/media_client.h" |
17 #include "media/cdm/key_system_names.h" | 16 #include "media/cdm/key_system_names.h" |
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181 const std::string& key_system); | 180 const std::string& key_system); |
182 | 181 |
183 std::string GetKeySystemNameForUMA(const std::string& key_system) const; | 182 std::string GetKeySystemNameForUMA(const std::string& key_system) const; |
184 | 183 |
185 bool UseAesDecryptor(const std::string& concrete_key_system) const; | 184 bool UseAesDecryptor(const std::string& concrete_key_system) const; |
186 | 185 |
187 #if defined(ENABLE_PEPPER_CDMS) | 186 #if defined(ENABLE_PEPPER_CDMS) |
188 std::string GetPepperType(const std::string& concrete_key_system) const; | 187 std::string GetPepperType(const std::string& concrete_key_system) const; |
189 #endif | 188 #endif |
190 | 189 |
191 void AddContainerMask(const std::string& container, uint32 mask); | 190 void AddContainerMask(const std::string& container, uint32_t mask); |
192 void AddCodecMask( | 191 void AddCodecMask(EmeMediaType media_type, |
193 EmeMediaType media_type, | 192 const std::string& codec, |
194 const std::string& codec, | 193 uint32_t mask); |
195 uint32 mask); | |
196 | 194 |
197 // Implementation of KeySystems interface. | 195 // Implementation of KeySystems interface. |
198 bool IsSupportedKeySystem(const std::string& key_system) const override; | 196 bool IsSupportedKeySystem(const std::string& key_system) const override; |
199 | 197 |
200 bool IsSupportedInitDataType(const std::string& key_system, | 198 bool IsSupportedInitDataType(const std::string& key_system, |
201 EmeInitDataType init_data_type) const override; | 199 EmeInitDataType init_data_type) const override; |
202 | 200 |
203 EmeConfigRule GetContentTypeConfigRule( | 201 EmeConfigRule GetContentTypeConfigRule( |
204 const std::string& key_system, | 202 const std::string& key_system, |
205 EmeMediaType media_type, | 203 EmeMediaType media_type, |
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629 DLOG(FATAL) << concrete_key_system << " is not a known concrete system"; | 627 DLOG(FATAL) << concrete_key_system << " is not a known concrete system"; |
630 return std::string(); | 628 return std::string(); |
631 } | 629 } |
632 | 630 |
633 const std::string& type = key_system_iter->second.pepper_type; | 631 const std::string& type = key_system_iter->second.pepper_type; |
634 DLOG_IF(FATAL, type.empty()) << concrete_key_system << " is not Pepper-based"; | 632 DLOG_IF(FATAL, type.empty()) << concrete_key_system << " is not Pepper-based"; |
635 return type; | 633 return type; |
636 } | 634 } |
637 #endif | 635 #endif |
638 | 636 |
639 void KeySystemsImpl::AddContainerMask( | 637 void KeySystemsImpl::AddContainerMask(const std::string& container, |
640 const std::string& container, | 638 uint32_t mask) { |
641 uint32 mask) { | |
642 DCHECK(thread_checker_.CalledOnValidThread()); | 639 DCHECK(thread_checker_.CalledOnValidThread()); |
643 DCHECK(!container_to_codec_mask_map_.count(container)); | 640 DCHECK(!container_to_codec_mask_map_.count(container)); |
644 container_to_codec_mask_map_[container] = static_cast<EmeCodec>(mask); | 641 container_to_codec_mask_map_[container] = static_cast<EmeCodec>(mask); |
645 } | 642 } |
646 | 643 |
647 void KeySystemsImpl::AddCodecMask( | 644 void KeySystemsImpl::AddCodecMask(EmeMediaType media_type, |
648 EmeMediaType media_type, | 645 const std::string& codec, |
649 const std::string& codec, | 646 uint32_t mask) { |
650 uint32 mask) { | |
651 DCHECK(thread_checker_.CalledOnValidThread()); | 647 DCHECK(thread_checker_.CalledOnValidThread()); |
652 DCHECK(!codec_string_map_.count(codec)); | 648 DCHECK(!codec_string_map_.count(codec)); |
653 codec_string_map_[codec] = static_cast<EmeCodec>(mask); | 649 codec_string_map_[codec] = static_cast<EmeCodec>(mask); |
654 if (media_type == EmeMediaType::AUDIO) { | 650 if (media_type == EmeMediaType::AUDIO) { |
655 audio_codec_mask_ |= mask; | 651 audio_codec_mask_ |= mask; |
656 } else { | 652 } else { |
657 video_codec_mask_ |= mask; | 653 video_codec_mask_ |= mask; |
658 } | 654 } |
659 } | 655 } |
660 | 656 |
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918 return KeySystemsImpl::GetInstance()->GetPepperType(concrete_key_system); | 914 return KeySystemsImpl::GetInstance()->GetPepperType(concrete_key_system); |
919 } | 915 } |
920 #endif | 916 #endif |
921 | 917 |
922 // These two functions are for testing purpose only. The declaration in the | 918 // These two functions are for testing purpose only. The declaration in the |
923 // header file is guarded by "#if defined(UNIT_TEST)" so that they can be used | 919 // header file is guarded by "#if defined(UNIT_TEST)" so that they can be used |
924 // by tests but not non-test code. However, this .cc file is compiled as part of | 920 // by tests but not non-test code. However, this .cc file is compiled as part of |
925 // "media" where "UNIT_TEST" is not defined. So we need to specify | 921 // "media" where "UNIT_TEST" is not defined. So we need to specify |
926 // "MEDIA_EXPORT" here again so that they are visible to tests. | 922 // "MEDIA_EXPORT" here again so that they are visible to tests. |
927 | 923 |
928 MEDIA_EXPORT void AddContainerMask(const std::string& container, uint32 mask) { | 924 MEDIA_EXPORT void AddContainerMask(const std::string& container, |
| 925 uint32_t mask) { |
929 KeySystemsImpl::GetInstance()->AddContainerMask(container, mask); | 926 KeySystemsImpl::GetInstance()->AddContainerMask(container, mask); |
930 } | 927 } |
931 | 928 |
932 MEDIA_EXPORT void AddCodecMask( | 929 MEDIA_EXPORT void AddCodecMask(EmeMediaType media_type, |
933 EmeMediaType media_type, | 930 const std::string& codec, |
934 const std::string& codec, | 931 uint32_t mask) { |
935 uint32 mask) { | |
936 KeySystemsImpl::GetInstance()->AddCodecMask(media_type, codec, mask); | 932 KeySystemsImpl::GetInstance()->AddCodecMask(media_type, codec, mask); |
937 } | 933 } |
938 | 934 |
939 } // namespace media | 935 } // namespace media |
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