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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 #ifndef MEDIA_BLINK_URL_INDEX_H_ | 5 #ifndef MEDIA_BLINK_URL_INDEX_H_ |
| 6 #define MEDIA_BLINK_URL_INDEX_H_ | 6 #define MEDIA_BLINK_URL_INDEX_H_ |
| 7 | 7 |
| 8 #include <map> | 8 #include <map> |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
| 11 #include "base/macros.h" | 11 #include "base/macros.h" |
| 12 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
| 13 #include "base/memory/weak_ptr.h" | 13 #include "base/memory/weak_ptr.h" |
| 14 #include "base/threading/thread_checker.h" | 14 #include "base/threading/thread_checker.h" |
| 15 #include "media/blink/lru.h" | 15 #include "media/blink/lru.h" |
| 16 #include "media/blink/media_blink_export.h" | 16 #include "media/blink/media_blink_export.h" |
| 17 #include "media/blink/multibuffer.h" | 17 #include "media/blink/multibuffer.h" |
| 18 #include "third_party/WebKit/public/web/WebFrame.h" | 18 #include "third_party/WebKit/public/web/WebFrame.h" |
| 19 #include "url/gurl.h" | 19 #include "url/gurl.h" |
| 20 | 20 |
| 21 namespace media { | 21 namespace media { |
| 22 | 22 |
| 23 const int64 kPositionNotSpecified = -1; | 23 const int64_t kPositionNotSpecified = -1; |
| 24 | 24 |
| 25 class UrlData; | 25 class UrlData; |
| 26 | 26 |
| 27 // A multibuffer for loading media resources which knows | 27 // A multibuffer for loading media resources which knows |
| 28 // how to create MultiBufferDataProviders to load data | 28 // how to create MultiBufferDataProviders to load data |
| 29 // into the cache. | 29 // into the cache. |
| 30 class MEDIA_BLINK_EXPORT ResourceMultiBuffer | 30 class MEDIA_BLINK_EXPORT ResourceMultiBuffer |
| 31 : NON_EXPORTED_BASE(public MultiBuffer) { | 31 : NON_EXPORTED_BASE(public MultiBuffer) { |
| 32 public: | 32 public: |
| 33 ResourceMultiBuffer(UrlData* url_data_, int block_shift); | 33 ResourceMultiBuffer(UrlData* url_data_, int block_shift); |
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| 74 // Last modified time. | 74 // Last modified time. |
| 75 base::Time last_modified() const { return last_modified_; } | 75 base::Time last_modified() const { return last_modified_; } |
| 76 | 76 |
| 77 // Expiration time. | 77 // Expiration time. |
| 78 base::Time valid_until() const { return valid_until_; } | 78 base::Time valid_until() const { return valid_until_; } |
| 79 | 79 |
| 80 // The key used by UrlIndex to find this UrlData. | 80 // The key used by UrlIndex to find this UrlData. |
| 81 KeyType key() const; | 81 KeyType key() const; |
| 82 | 82 |
| 83 // Length of data associated with url or |kPositionNotSpecified| | 83 // Length of data associated with url or |kPositionNotSpecified| |
| 84 int64 length() const { return length_; } | 84 int64_t length() const { return length_; } |
| 85 | 85 |
| 86 // Returns the number of blocks cached for this resource. | 86 // Returns the number of blocks cached for this resource. |
| 87 size_t CachedSize(); | 87 size_t CachedSize(); |
| 88 | 88 |
| 89 // Returns our url_index, or nullptr if it's been destroyed. | 89 // Returns our url_index, or nullptr if it's been destroyed. |
| 90 UrlIndex* url_index() const { return url_index_.get(); } | 90 UrlIndex* url_index() const { return url_index_.get(); } |
| 91 | 91 |
| 92 // Notifies the url index that this is currently used. | 92 // Notifies the url index that this is currently used. |
| 93 // The url <-> URLData mapping will be eventually be invalidated if | 93 // The url <-> URLData mapping will be eventually be invalidated if |
| 94 // this is not called regularly. | 94 // this is not called regularly. |
| 95 void Use(); | 95 void Use(); |
| 96 | 96 |
| 97 // Setters. | 97 // Setters. |
| 98 void set_length(int64 length); | 98 void set_length(int64_t length); |
| 99 void set_cacheable(bool cacheable); | 99 void set_cacheable(bool cacheable); |
| 100 void set_valid_until(base::Time valid_until); | 100 void set_valid_until(base::Time valid_until); |
| 101 void set_range_supported(); | 101 void set_range_supported(); |
| 102 void set_last_modified(base::Time last_modified); | 102 void set_last_modified(base::Time last_modified); |
| 103 | 103 |
| 104 // A redirect has occured (or we've found a better UrlData for the same | 104 // A redirect has occured (or we've found a better UrlData for the same |
| 105 // resource). | 105 // resource). |
| 106 void RedirectTo(const scoped_refptr<UrlData>& to); | 106 void RedirectTo(const scoped_refptr<UrlData>& to); |
| 107 | 107 |
| 108 // Fail, tell all clients that a failure has occured. | 108 // Fail, tell all clients that a failure has occured. |
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| 144 // Url we represent, note that there may be multiple UrlData for | 144 // Url we represent, note that there may be multiple UrlData for |
| 145 // the same url. | 145 // the same url. |
| 146 const GURL url_; | 146 const GURL url_; |
| 147 | 147 |
| 148 // Cross-origin access mode. | 148 // Cross-origin access mode. |
| 149 const CORSMode cors_mode_; | 149 const CORSMode cors_mode_; |
| 150 | 150 |
| 151 base::WeakPtr<UrlIndex> url_index_; | 151 base::WeakPtr<UrlIndex> url_index_; |
| 152 | 152 |
| 153 // Length of resource this url points to. (in bytes) | 153 // Length of resource this url points to. (in bytes) |
| 154 int64 length_; | 154 int64_t length_; |
| 155 | 155 |
| 156 // Does the server support ranges? | 156 // Does the server support ranges? |
| 157 bool range_supported_; | 157 bool range_supported_; |
| 158 | 158 |
| 159 // Set to false if we have reason to beleive the chrome disk cache | 159 // Set to false if we have reason to beleive the chrome disk cache |
| 160 // will not cache this url. | 160 // will not cache this url. |
| 161 bool cacheable_; | 161 bool cacheable_; |
| 162 | 162 |
| 163 // Last time some media time used this resource. | 163 // Last time some media time used this resource. |
| 164 // Note that we use base::Time rather than base::TimeTicks because | 164 // Note that we use base::Time rather than base::TimeTicks because |
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| 233 // log2 of block size in multibuffer cache. Defaults to kBlockSizeShift. | 233 // log2 of block size in multibuffer cache. Defaults to kBlockSizeShift. |
| 234 // Currently only changed for testing purposes. | 234 // Currently only changed for testing purposes. |
| 235 const int block_shift_; | 235 const int block_shift_; |
| 236 | 236 |
| 237 protected: | 237 protected: |
| 238 base::WeakPtrFactory<UrlIndex> weak_factory_; | 238 base::WeakPtrFactory<UrlIndex> weak_factory_; |
| 239 }; | 239 }; |
| 240 | 240 |
| 241 } // namespace media | 241 } // namespace media |
| 242 #endif // MEDIA_BLINK_URL_INDEX_H_ | 242 #endif // MEDIA_BLINK_URL_INDEX_H_ |
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