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Side by Side Diff: media/blink/multibuffer_data_source.h

Issue 1534273002: Switch to standard integer types in media/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: more Created 5 years ago
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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 #ifndef MEDIA_BLINK_MULTIBUFFER_DATA_SOURCE_H_ 5 #ifndef MEDIA_BLINK_MULTIBUFFER_DATA_SOURCE_H_
6 #define MEDIA_BLINK_MULTIBUFFER_DATA_SOURCE_H_ 6 #define MEDIA_BLINK_MULTIBUFFER_DATA_SOURCE_H_
7 7
8 #include <string> 8 #include <string>
9 #include <vector> 9 #include <vector>
10 10
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94 // preload=metadata, non-streaming resources that have not started playback. 94 // preload=metadata, non-streaming resources that have not started playback.
95 // If already deferred, connections will be immediately closed. 95 // If already deferred, connections will be immediately closed.
96 void OnBufferingHaveEnough() override; 96 void OnBufferingHaveEnough() override;
97 97
98 int64_t GetMemoryUsage() const override; 98 int64_t GetMemoryUsage() const override;
99 99
100 // DataSource implementation. 100 // DataSource implementation.
101 // Called from demuxer thread. 101 // Called from demuxer thread.
102 void Stop() override; 102 void Stop() override;
103 103
104 void Read(int64 position, 104 void Read(int64_t position,
105 int size, 105 int size,
106 uint8* data, 106 uint8_t* data,
107 const DataSource::ReadCB& read_cb) override; 107 const DataSource::ReadCB& read_cb) override;
108 bool GetSize(int64* size_out) override; 108 bool GetSize(int64_t* size_out) override;
109 bool IsStreaming() override; 109 bool IsStreaming() override;
110 void SetBitrate(int bitrate) override; 110 void SetBitrate(int bitrate) override;
111 111
112 protected: 112 protected:
113 void OnRedirect(const scoped_refptr<UrlData>& destination); 113 void OnRedirect(const scoped_refptr<UrlData>& destination);
114 114
115 // A factory method to create a BufferedResourceLoader based on the read 115 // A factory method to create a BufferedResourceLoader based on the read
116 // parameters. 116 // parameters.
117 void CreateResourceLoader(int64 first_byte_position, 117 void CreateResourceLoader(int64_t first_byte_position,
118 int64 last_byte_position); 118 int64_t last_byte_position);
119 119
120 friend class MultibufferDataSourceTest; 120 friend class MultibufferDataSourceTest;
121 121
122 // Task posted to perform actual reading on the render thread. 122 // Task posted to perform actual reading on the render thread.
123 void ReadTask(); 123 void ReadTask();
124 124
125 // Cancels oustanding callbacks and sets |stop_signal_received_|. Safe to call 125 // Cancels oustanding callbacks and sets |stop_signal_received_|. Safe to call
126 // from any thread. 126 // from any thread.
127 void StopInternal_Locked(); 127 void StopInternal_Locked();
128 128
129 // Stops |reader_| if present. Used by Abort() and Stop(). 129 // Stops |reader_| if present. Used by Abort() and Stop().
130 void StopLoader(); 130 void StopLoader();
131 131
132 // Tells |reader_| the bitrate of the media. 132 // Tells |reader_| the bitrate of the media.
133 void SetBitrateTask(int bitrate); 133 void SetBitrateTask(int bitrate);
134 134
135 // BufferedResourceLoader::Start() callback for initial load. 135 // BufferedResourceLoader::Start() callback for initial load.
136 void StartCallback(); 136 void StartCallback();
137 137
138 // Check if we've moved to a new url and update has_signgle_origin_. 138 // Check if we've moved to a new url and update has_signgle_origin_.
139 void UpdateSingleOrigin(); 139 void UpdateSingleOrigin();
140 140
141 // MultiBufferReader progress callback. 141 // MultiBufferReader progress callback.
142 void ProgressCallback(int64 begin, int64 end); 142 void ProgressCallback(int64_t begin, int64_t end);
143 143
144 // call downloading_cb_ if needed. 144 // call downloading_cb_ if needed.
145 // If |force_loading| is true, we call downloading_cb_ and tell it that 145 // If |force_loading| is true, we call downloading_cb_ and tell it that
146 // we are currently loading, regardless of what reader_->IsLoading() says. 146 // we are currently loading, regardless of what reader_->IsLoading() says.
147 void UpdateLoadingState(bool force_loading); 147 void UpdateLoadingState(bool force_loading);
148 148
149 // Update |reader_|'s preload and buffer settings. 149 // Update |reader_|'s preload and buffer settings.
150 void UpdateBufferSizes(); 150 void UpdateBufferSizes();
151 151
152 // crossorigin attribute on the corresponding HTML media element, if any. 152 // crossorigin attribute on the corresponding HTML media element, if any.
153 UrlData::CORSMode cors_mode_; 153 UrlData::CORSMode cors_mode_;
154 154
155 // URL of the resource requested. 155 // URL of the resource requested.
156 scoped_refptr<UrlData> url_data_; 156 scoped_refptr<UrlData> url_data_;
157 157
158 // The total size of the resource. Set during StartCallback() if the size is 158 // The total size of the resource. Set during StartCallback() if the size is
159 // known, otherwise it will remain kPositionNotSpecified until the size is 159 // known, otherwise it will remain kPositionNotSpecified until the size is
160 // determined by reaching EOF. 160 // determined by reaching EOF.
161 int64 total_bytes_; 161 int64_t total_bytes_;
162 162
163 // This value will be true if this data source can only support streaming. 163 // This value will be true if this data source can only support streaming.
164 // i.e. range request is not supported. 164 // i.e. range request is not supported.
165 bool streaming_; 165 bool streaming_;
166 166
167 // This is the loading state that we last reported to our owner through 167 // This is the loading state that we last reported to our owner through
168 // |downloading_cb_|. 168 // |downloading_cb_|.
169 bool loading_; 169 bool loading_;
170 170
171 // The task runner of the render thread. 171 // The task runner of the render thread.
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238 // reaching into this class from multiple threads to attain a WeakPtr. 238 // reaching into this class from multiple threads to attain a WeakPtr.
239 base::WeakPtr<MultibufferDataSource> weak_ptr_; 239 base::WeakPtr<MultibufferDataSource> weak_ptr_;
240 base::WeakPtrFactory<MultibufferDataSource> weak_factory_; 240 base::WeakPtrFactory<MultibufferDataSource> weak_factory_;
241 241
242 DISALLOW_COPY_AND_ASSIGN(MultibufferDataSource); 242 DISALLOW_COPY_AND_ASSIGN(MultibufferDataSource);
243 }; 243 };
244 244
245 } // namespace media 245 } // namespace media
246 246
247 #endif // MEDIA_BLINK_MULTIBUFFER_DATA_SOURCE_H_ 247 #endif // MEDIA_BLINK_MULTIBUFFER_DATA_SOURCE_H_
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