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author | The Android Open Source Project <initial-contribution@android.com> | 2013-11-22 10:35:20 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2013-11-22 10:35:20 -0800 |
commit | 5bf2560ce9b70bee077e0c264ac06648f0f63acc (patch) | |
tree | f17ecec5321e8d583d045135f29f14f3c7418e71 /include/media/nbaio/NBAIO.h | |
parent | eb76f318e9daf91dbf195bcb74852b3bd736a32a (diff) | |
parent | b2059ff384eee8ffb70a7ec8fc5570405201c734 (diff) | |
download | frameworks_av-5bf2560ce9b70bee077e0c264ac06648f0f63acc.zip frameworks_av-5bf2560ce9b70bee077e0c264ac06648f0f63acc.tar.gz frameworks_av-5bf2560ce9b70bee077e0c264ac06648f0f63acc.tar.bz2 |
Merge commit 'b2059ff384eee8ffb70a7ec8fc5570405201c734' into HEAD
Diffstat (limited to 'include/media/nbaio/NBAIO.h')
-rw-r--r-- | include/media/nbaio/NBAIO.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/media/nbaio/NBAIO.h b/include/media/nbaio/NBAIO.h index f5d6eb5..1da0c73 100644 --- a/include/media/nbaio/NBAIO.h +++ b/include/media/nbaio/NBAIO.h @@ -28,6 +28,7 @@ #include <stdlib.h> #include <utils/Errors.h> #include <utils/RefBase.h> +#include <media/AudioTimestamp.h> namespace android { @@ -213,6 +214,11 @@ public: // <other> Something unexpected happened internally. Check the logs and start debugging. virtual status_t getNextWriteTimestamp(int64_t *ts) { return INVALID_OPERATION; } + // Returns NO_ERROR if a timestamp is available. The timestamp includes the total number + // of frames presented to an external observer, together with the value of CLOCK_MONOTONIC + // as of this presentation count. + virtual status_t getTimestamp(AudioTimestamp& timestamp) { return INVALID_OPERATION; } + protected: NBAIO_Sink(NBAIO_Format format = Format_Invalid) : NBAIO_Port(format), mFramesWritten(0) { } virtual ~NBAIO_Sink() { } @@ -300,6 +306,10 @@ public: virtual ssize_t readVia(readVia_t via, size_t total, void *user, int64_t readPTS, size_t block = 0); + // Invoked asynchronously by corresponding sink when a new timestamp is available. + // Default implementation ignores the timestamp. + virtual void onTimestamp(const AudioTimestamp& timestamp) { } + protected: NBAIO_Source(NBAIO_Format format = Format_Invalid) : NBAIO_Port(format), mFramesRead(0) { } virtual ~NBAIO_Source() { } |