diff options
Diffstat (limited to 'include/media/nbaio/MonoPipe.h')
-rw-r--r-- | include/media/nbaio/MonoPipe.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/media/nbaio/MonoPipe.h b/include/media/nbaio/MonoPipe.h index 5fcfe9e..d3802fe 100644 --- a/include/media/nbaio/MonoPipe.h +++ b/include/media/nbaio/MonoPipe.h @@ -20,9 +20,12 @@ #include <time.h> #include <utils/LinearTransform.h> #include "NBAIO.h" +#include <media/SingleStateQueue.h> namespace android { +typedef SingleStateQueue<AudioTimestamp> AudioTimestampSingleStateQueue; + // MonoPipe is similar to Pipe except: // - supports only a single reader, called MonoPipeReader // - write() cannot overrun; instead it will return a short actual count if insufficient space @@ -88,6 +91,9 @@ public: // Return true if the write side of a pipe is currently shutdown. bool isShutdown(); + // Return NO_ERROR if there is a timestamp available + status_t getTimestamp(AudioTimestamp& timestamp); + private: // A pair of methods and a helper variable which allows the reader and the // writer to update and observe the values of mFront and mNextRdPTS in an @@ -127,6 +133,10 @@ private: LinearTransform mSamplesToLocalTime; bool mIsShutdown; // whether shutdown(true) was called, no barriers are needed + + AudioTimestampSingleStateQueue::Shared mTimestampShared; + AudioTimestampSingleStateQueue::Mutator mTimestampMutator; + AudioTimestampSingleStateQueue::Observer mTimestampObserver; }; } // namespace android |