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author | Wei Jia <wjia@google.com> | 2015-03-10 00:47:31 +0000 |
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committer | Android (Google) Code Review <android-gerrit@google.com> | 2015-03-10 00:47:31 +0000 |
commit | 1c2a7a6391a5465cb5b059bb004fbbc884ce1a29 (patch) | |
tree | ad4c1d401c2b63d328d7b047fe1cf51ffe2ce364 /include | |
parent | 0ad38cd9674f2f7180d3310820d7dd2820159320 (diff) | |
parent | 5833b6aad2c46ba516bdc8262f4fc4667e8018ed (diff) | |
download | frameworks_av-1c2a7a6391a5465cb5b059bb004fbbc884ce1a29.zip frameworks_av-1c2a7a6391a5465cb5b059bb004fbbc884ce1a29.tar.gz frameworks_av-1c2a7a6391a5465cb5b059bb004fbbc884ce1a29.tar.bz2 |
Merge "mediaplayer: move MediaClock from NuPlayer to libstagefright."
Diffstat (limited to 'include')
-rw-r--r-- | include/media/stagefright/MediaClock.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/include/media/stagefright/MediaClock.h b/include/media/stagefright/MediaClock.h new file mode 100644 index 0000000..660764f --- /dev/null +++ b/include/media/stagefright/MediaClock.h @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2015 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 MEDIA_CLOCK_H_ + +#define MEDIA_CLOCK_H_ + +#include <media/stagefright/foundation/ABase.h> +#include <utils/Mutex.h> +#include <utils/RefBase.h> + +namespace android { + +struct AMessage; + +struct MediaClock : public RefBase { + MediaClock(); + + void setStartingTimeMedia(int64_t startingTimeMediaUs); + + void clearAnchor(); + // It's required to use timestamp of just rendered frame as + // anchor time in paused state. + void updateAnchor( + int64_t anchorTimeMediaUs, + int64_t anchorTimeRealUs, + int64_t maxTimeMediaUs = INT64_MAX); + + void updateMaxTimeMedia(int64_t maxTimeMediaUs); + + void setPlaybackRate(float rate); + + // query media time corresponding to real time |realUs|, and save the + // result in |outMediaUs|. + status_t getMediaTime(int64_t realUs, + int64_t *outMediaUs, + bool allowPastMaxTime = false); + // query real time corresponding to media time |targetMediaUs|. + // The result is saved in |outRealUs|. + status_t getRealTimeFor(int64_t targetMediaUs, int64_t *outRealUs); + +protected: + virtual ~MediaClock(); + +private: + status_t getMediaTime_l(int64_t realUs, + int64_t *outMediaUs, + bool allowPastMaxTime); + + Mutex mLock; + + int64_t mAnchorTimeMediaUs; + int64_t mAnchorTimeRealUs; + int64_t mMaxTimeMediaUs; + int64_t mStartingTimeMediaUs; + + float mPlaybackRate; + + DISALLOW_EVIL_CONSTRUCTORS(MediaClock); +}; + +} // namespace android + +#endif // MEDIA_CLOCK_H_ |