diff options
Diffstat (limited to 'services/audioflinger/TrackBase.h')
| -rw-r--r-- | services/audioflinger/TrackBase.h | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/services/audioflinger/TrackBase.h b/services/audioflinger/TrackBase.h index cd201d9..58705c4 100644 --- a/services/audioflinger/TrackBase.h +++ b/services/audioflinger/TrackBase.h @@ -34,7 +34,9 @@ public: RESUMING, ACTIVE, PAUSING, - PAUSED + PAUSED, + STARTING_1, // for RecordTrack only + STARTING_2, // for RecordTrack only }; TrackBase(ThreadBase *thread, @@ -48,6 +50,7 @@ public: int uid, bool isOut); virtual ~TrackBase(); + virtual status_t initCheck() const { return getCblk() != 0 ? NO_ERROR : NO_MEMORY; } virtual status_t start(AudioSystem::sync_event_t event, int triggerSession) = 0; @@ -78,15 +81,6 @@ protected: virtual uint32_t sampleRate() const { return mSampleRate; } - // Return a pointer to the start of a contiguous slice of the track buffer. - // Parameter 'offset' is the requested start position, expressed in - // monotonically increasing frame units relative to the track epoch. - // Parameter 'frames' is the requested length, also in frame units. - // Always returns non-NULL. It is the caller's responsibility to - // verify that this will be successful; the result of calling this - // function with invalid 'offset' or 'frames' is undefined. - void* getBuffer(uint32_t offset, uint32_t frames) const; - bool isStopped() const { return (mState == STOPPED || mState == FLUSHED); } |