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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 "base/string_util.h" | 5 #include "base/string_util.h" |
6 #include "media/base/filters.h" | 6 #include "media/base/filters.h" |
7 #include "media/ffmpeg/ffmpeg_common.h" | 7 #include "media/ffmpeg/ffmpeg_common.h" |
8 #include "media/filters/ffmpeg_glue.h" | 8 #include "media/filters/ffmpeg_glue.h" |
9 | 9 |
10 namespace { | 10 namespace { |
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81 } | 81 } |
82 | 82 |
83 int CloseContext(URLContext* h) { | 83 int CloseContext(URLContext* h) { |
84 h->priv_data = NULL; | 84 h->priv_data = NULL; |
85 return 0; | 85 return 0; |
86 } | 86 } |
87 | 87 |
88 int LockManagerOperation(void** lock, enum AVLockOp op) { | 88 int LockManagerOperation(void** lock, enum AVLockOp op) { |
89 switch (op) { | 89 switch (op) { |
90 case AV_LOCK_CREATE: | 90 case AV_LOCK_CREATE: |
91 *lock = new Lock(); | 91 *lock = new base::Lock(); |
92 if (!*lock) | 92 if (!*lock) |
93 return 1; | 93 return 1; |
94 return 0; | 94 return 0; |
95 | 95 |
96 case AV_LOCK_OBTAIN: | 96 case AV_LOCK_OBTAIN: |
97 static_cast<Lock*>(*lock)->Acquire(); | 97 static_cast<base::Lock*>(*lock)->Acquire(); |
98 return 0; | 98 return 0; |
99 | 99 |
100 case AV_LOCK_RELEASE: | 100 case AV_LOCK_RELEASE: |
101 static_cast<Lock*>(*lock)->Release(); | 101 static_cast<base::Lock*>(*lock)->Release(); |
102 return 0; | 102 return 0; |
103 | 103 |
104 case AV_LOCK_DESTROY: | 104 case AV_LOCK_DESTROY: |
105 delete static_cast<Lock*>(*lock); | 105 delete static_cast<base::Lock*>(*lock); |
106 *lock = NULL; | 106 *lock = NULL; |
107 return 0; | 107 return 0; |
108 } | 108 } |
109 return 1; | 109 return 1; |
110 } | 110 } |
111 | 111 |
112 } // namespace | 112 } // namespace |
113 | 113 |
114 //------------------------------------------------------------------------------ | 114 //------------------------------------------------------------------------------ |
115 | 115 |
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144 FFmpegGlue::~FFmpegGlue() { | 144 FFmpegGlue::~FFmpegGlue() { |
145 av_lockmgr_register(NULL); | 145 av_lockmgr_register(NULL); |
146 } | 146 } |
147 | 147 |
148 // static | 148 // static |
149 FFmpegGlue* FFmpegGlue::GetInstance() { | 149 FFmpegGlue* FFmpegGlue::GetInstance() { |
150 return Singleton<FFmpegGlue>::get(); | 150 return Singleton<FFmpegGlue>::get(); |
151 } | 151 } |
152 | 152 |
153 std::string FFmpegGlue::AddProtocol(FFmpegURLProtocol* protocol) { | 153 std::string FFmpegGlue::AddProtocol(FFmpegURLProtocol* protocol) { |
154 AutoLock auto_lock(lock_); | 154 base::AutoLock auto_lock(lock_); |
155 std::string key = GetProtocolKey(protocol); | 155 std::string key = GetProtocolKey(protocol); |
156 if (protocols_.find(key) == protocols_.end()) { | 156 if (protocols_.find(key) == protocols_.end()) { |
157 protocols_[key] = protocol; | 157 protocols_[key] = protocol; |
158 } | 158 } |
159 return key; | 159 return key; |
160 } | 160 } |
161 | 161 |
162 void FFmpegGlue::RemoveProtocol(FFmpegURLProtocol* protocol) { | 162 void FFmpegGlue::RemoveProtocol(FFmpegURLProtocol* protocol) { |
163 AutoLock auto_lock(lock_); | 163 base::AutoLock auto_lock(lock_); |
164 for (ProtocolMap::iterator cur, iter = protocols_.begin(); | 164 for (ProtocolMap::iterator cur, iter = protocols_.begin(); |
165 iter != protocols_.end();) { | 165 iter != protocols_.end();) { |
166 cur = iter; | 166 cur = iter; |
167 iter++; | 167 iter++; |
168 | 168 |
169 if (cur->second == protocol) | 169 if (cur->second == protocol) |
170 protocols_.erase(cur); | 170 protocols_.erase(cur); |
171 } | 171 } |
172 } | 172 } |
173 | 173 |
174 void FFmpegGlue::GetProtocol(const std::string& key, | 174 void FFmpegGlue::GetProtocol(const std::string& key, |
175 FFmpegURLProtocol** protocol) { | 175 FFmpegURLProtocol** protocol) { |
176 AutoLock auto_lock(lock_); | 176 base::AutoLock auto_lock(lock_); |
177 ProtocolMap::iterator iter = protocols_.find(key); | 177 ProtocolMap::iterator iter = protocols_.find(key); |
178 if (iter == protocols_.end()) { | 178 if (iter == protocols_.end()) { |
179 *protocol = NULL; | 179 *protocol = NULL; |
180 return; | 180 return; |
181 } | 181 } |
182 *protocol = iter->second; | 182 *protocol = iter->second; |
183 } | 183 } |
184 | 184 |
185 std::string FFmpegGlue::GetProtocolKey(FFmpegURLProtocol* protocol) { | 185 std::string FFmpegGlue::GetProtocolKey(FFmpegURLProtocol* protocol) { |
186 // Use the FFmpegURLProtocol's memory address to generate the unique string. | 186 // Use the FFmpegURLProtocol's memory address to generate the unique string. |
187 // This also has the nice property that adding the same FFmpegURLProtocol | 187 // This also has the nice property that adding the same FFmpegURLProtocol |
188 // reference will not generate duplicate entries. | 188 // reference will not generate duplicate entries. |
189 return StringPrintf("%s://%p", kProtocol, static_cast<void*>(protocol)); | 189 return StringPrintf("%s://%p", kProtocol, static_cast<void*>(protocol)); |
190 } | 190 } |
191 | 191 |
192 } // namespace media | 192 } // namespace media |
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