| OLD | NEW |
| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 "webencryptedmediaclient_impl.h" | 5 #include "webencryptedmediaclient_impl.h" |
| 6 | 6 |
| 7 #include "base/bind.h" | 7 #include "base/bind.h" |
| 8 #include "base/logging.h" | 8 #include "base/logging.h" |
| 9 #include "base/metrics/histogram.h" | 9 #include "base/metrics/histogram.h" |
| 10 #include "base/strings/string_util.h" | 10 #include "base/strings/string_util.h" |
| 11 #include "base/strings/utf_string_conversions.h" | 11 #include "base/strings/utf_string_conversions.h" |
| 12 #include "media/base/key_systems.h" | 12 #include "media/base/key_systems.h" |
| 13 #include "media/base/media_permission.h" | 13 #include "media/base/media_permission.h" |
| 14 #include "media/base/mime_util.h" |
| 14 #include "media/blink/webcontentdecryptionmodule_impl.h" | 15 #include "media/blink/webcontentdecryptionmodule_impl.h" |
| 15 #include "media/blink/webcontentdecryptionmoduleaccess_impl.h" | 16 #include "media/blink/webcontentdecryptionmoduleaccess_impl.h" |
| 16 #include "net/base/mime_util.h" | |
| 17 #include "third_party/WebKit/public/platform/WebEncryptedMediaRequest.h" | 17 #include "third_party/WebKit/public/platform/WebEncryptedMediaRequest.h" |
| 18 #include "third_party/WebKit/public/platform/WebMediaKeySystemConfiguration.h" | 18 #include "third_party/WebKit/public/platform/WebMediaKeySystemConfiguration.h" |
| 19 #include "third_party/WebKit/public/platform/WebString.h" | 19 #include "third_party/WebKit/public/platform/WebString.h" |
| 20 #include "third_party/WebKit/public/platform/WebVector.h" | 20 #include "third_party/WebKit/public/platform/WebVector.h" |
| 21 | 21 |
| 22 namespace media { | 22 namespace media { |
| 23 | 23 |
| 24 // These names are used by UMA. | 24 // These names are used by UMA. |
| 25 const char kKeySystemSupportUMAPrefix[] = | 25 const char kKeySystemSupportUMAPrefix[] = |
| 26 "Media.EME.RequestMediaKeySystemAccess."; | 26 "Media.EME.RequestMediaKeySystemAccess."; |
| (...skipping 17 matching lines...) Expand all Loading... |
| 44 // parameters can be rejected. http://crbug.com/417561 | 44 // parameters can be rejected. http://crbug.com/417561 |
| 45 // TODO(sandersd): Pass in the media type (audio or video) and check that the | 45 // TODO(sandersd): Pass in the media type (audio or video) and check that the |
| 46 // container type matches. http://crbug.com/457384 | 46 // container type matches. http://crbug.com/457384 |
| 47 std::string container = base::StringToLowerASCII(mime_type); | 47 std::string container = base::StringToLowerASCII(mime_type); |
| 48 | 48 |
| 49 // Check that |codecs| are supported by the CDM. This check does not handle | 49 // Check that |codecs| are supported by the CDM. This check does not handle |
| 50 // extended codecs, so extended codec information is stripped. | 50 // extended codecs, so extended codec information is stripped. |
| 51 // TODO(sandersd): Reject codecs that do not match the media type. | 51 // TODO(sandersd): Reject codecs that do not match the media type. |
| 52 // http://crbug.com/457386 | 52 // http://crbug.com/457386 |
| 53 std::vector<std::string> codec_vector; | 53 std::vector<std::string> codec_vector; |
| 54 net::ParseCodecString(codecs, &codec_vector, true); | 54 media::ParseCodecString(codecs, &codec_vector, true); |
| 55 if (!IsSupportedKeySystemWithMediaMimeType(container, codec_vector, | 55 if (!IsSupportedKeySystemWithMediaMimeType(container, codec_vector, |
| 56 key_system)) { | 56 key_system)) { |
| 57 return false; | 57 return false; |
| 58 } | 58 } |
| 59 | 59 |
| 60 // Check that |codecs| are supported by Chrome. This is done primarily to | 60 // Check that |codecs| are supported by Chrome. This is done primarily to |
| 61 // validate extended codecs, but it also ensures that the CDM cannot support | 61 // validate extended codecs, but it also ensures that the CDM cannot support |
| 62 // codecs that Chrome does not (which would be bad because it would require | 62 // codecs that Chrome does not (which would be bad because it would require |
| 63 // considering the accumulated configuration, and could affect whether secure | 63 // considering the accumulated configuration, and could affect whether secure |
| 64 // decode is required). | 64 // decode is required). |
| 65 // TODO(sandersd): Reject ambiguous codecs. http://crbug.com/374751 | 65 // TODO(sandersd): Reject ambiguous codecs. http://crbug.com/374751 |
| 66 codec_vector.clear(); | 66 codec_vector.clear(); |
| 67 net::ParseCodecString(codecs, &codec_vector, false); | 67 media::ParseCodecString(codecs, &codec_vector, false); |
| 68 return net::AreSupportedMediaCodecs(codec_vector); | 68 return media::AreSupportedMediaCodecs(codec_vector); |
| 69 } | 69 } |
| 70 | 70 |
| 71 static bool GetSupportedCapabilities( | 71 static bool GetSupportedCapabilities( |
| 72 const std::string& key_system, | 72 const std::string& key_system, |
| 73 const blink::WebVector<blink::WebMediaKeySystemMediaCapability>& | 73 const blink::WebVector<blink::WebMediaKeySystemMediaCapability>& |
| 74 capabilities, | 74 capabilities, |
| 75 std::vector<blink::WebMediaKeySystemMediaCapability>* | 75 std::vector<blink::WebMediaKeySystemMediaCapability>* |
| 76 media_type_capabilities) { | 76 media_type_capabilities) { |
| 77 // From | 77 // From |
| 78 // https://w3c.github.io/encrypted-media/#get-supported-capabilities-for-media
-type | 78 // https://w3c.github.io/encrypted-media/#get-supported-capabilities-for-media
-type |
| (...skipping 431 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 510 return reporter; | 510 return reporter; |
| 511 | 511 |
| 512 // Reporter not found, so create one. | 512 // Reporter not found, so create one. |
| 513 auto result = | 513 auto result = |
| 514 reporters_.add(uma_name, make_scoped_ptr(new Reporter(uma_name))); | 514 reporters_.add(uma_name, make_scoped_ptr(new Reporter(uma_name))); |
| 515 DCHECK(result.second); | 515 DCHECK(result.second); |
| 516 return result.first->second; | 516 return result.first->second; |
| 517 } | 517 } |
| 518 | 518 |
| 519 } // namespace media | 519 } // namespace media |
| OLD | NEW |