diff options
| -rw-r--r-- | include/media/IAudioFlinger.h | 2 | ||||
| -rw-r--r-- | services/audioflinger/AudioFlinger.h | 7 |
2 files changed, 6 insertions, 3 deletions
diff --git a/include/media/IAudioFlinger.h b/include/media/IAudioFlinger.h index 7a2ada0..d7471ee 100644 --- a/include/media/IAudioFlinger.h +++ b/include/media/IAudioFlinger.h @@ -77,6 +77,8 @@ public: virtual int channelCount(audio_io_handle_t output) const = 0; virtual audio_format_t format(audio_io_handle_t output) const = 0; virtual size_t frameCount(audio_io_handle_t output) const = 0; + + // return estimated latency in milliseconds virtual uint32_t latency(audio_io_handle_t output) const = 0; /* set/get the audio hardware state. This will probably be used by diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h index 2e259c0..b61a3a9 100644 --- a/services/audioflinger/AudioFlinger.h +++ b/services/audioflinger/AudioFlinger.h @@ -815,7 +815,7 @@ private: audio_io_handle_t id, uint32_t device, type_t type); virtual ~PlaybackThread(); - virtual status_t dump(int fd, const Vector<String16>& args); + status_t dump(int fd, const Vector<String16>& args); // Thread virtuals virtual status_t readyToRun(); @@ -847,7 +847,8 @@ public: virtual status_t initCheck() const { return (mOutput == NULL) ? NO_INIT : NO_ERROR; } - virtual uint32_t latency() const; + // return estimated latency in milliseconds, as reported by HAL + uint32_t latency() const; void setMasterVolume(float value); void setMasterMute(bool muted); @@ -878,7 +879,7 @@ public: bool isSuspended() const { return (mSuspended > 0); } virtual String8 getParameters(const String8& keys); virtual void audioConfigChanged_l(int event, int param = 0); - virtual status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames); + status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames); int16_t *mixBuffer() const { return mMixBuffer; }; virtual void detachAuxEffect_l(int effectId); |