diff options
author | Robert Shih <robertshih@google.com> | 2014-02-07 16:59:35 -0800 |
---|---|---|
committer | Robert Shih <robertshih@google.com> | 2014-03-06 14:27:56 -0800 |
commit | 343947abc8b7c126f966fd32a0b18bff6c2cecd1 (patch) | |
tree | 211261c7f1985676176ce01891ba0529300aef55 /media/libstagefright/webm/LinkedBlockingQueue.h | |
parent | 7a0662afeba50b78f43ce24539230cace30c3cfd (diff) | |
download | frameworks_av-343947abc8b7c126f966fd32a0b18bff6c2cecd1.zip frameworks_av-343947abc8b7c126f966fd32a0b18bff6c2cecd1.tar.gz frameworks_av-343947abc8b7c126f966fd32a0b18bff6c2cecd1.tar.bz2 |
Stagefright: added WebM muxer.
Change-Id: I50bbf9c6f089b205d5ecef1371bfdd2028b3b358
Diffstat (limited to 'media/libstagefright/webm/LinkedBlockingQueue.h')
-rw-r--r-- | media/libstagefright/webm/LinkedBlockingQueue.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/media/libstagefright/webm/LinkedBlockingQueue.h b/media/libstagefright/webm/LinkedBlockingQueue.h new file mode 100644 index 0000000..0b6a9a1 --- /dev/null +++ b/media/libstagefright/webm/LinkedBlockingQueue.h @@ -0,0 +1,79 @@ +/* + * Copyright (C) 2014 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef LINKEDBLOCKINGQUEUE_H_ +#define LINKEDBLOCKINGQUEUE_H_ + +#include <utils/List.h> +#include <utils/Mutex.h> +#include <utils/Condition.h> + +namespace android { + +template<typename T> +class LinkedBlockingQueue { + List<T> mList; + Mutex mLock; + Condition mContentAvailableCondition; + + T front(bool remove) { + Mutex::Autolock autolock(mLock); + while (mList.empty()) { + mContentAvailableCondition.wait(mLock); + } + T e = *(mList.begin()); + if (remove) { + mList.erase(mList.begin()); + } + return e; + } + + DISALLOW_EVIL_CONSTRUCTORS(LinkedBlockingQueue); + +public: + LinkedBlockingQueue() { + } + + ~LinkedBlockingQueue() { + } + + bool empty() { + Mutex::Autolock autolock(mLock); + return mList.empty(); + } + + void clear() { + Mutex::Autolock autolock(mLock); + mList.clear(); + } + + T peek() { + return front(false); + } + + T take() { + return front(true); + } + + void push(T e) { + Mutex::Autolock autolock(mLock); + mList.push_back(e); + mContentAvailableCondition.signal(); + } +}; + +} /* namespace android */ +#endif /* LINKEDBLOCKINGQUEUE_H_ */ |