From 392290d659cabc017f3784d332a6ddf6eaf49bc5 Mon Sep 17 00:00:00 2001 From: Eric Laurent Date: Tue, 19 Jan 2010 17:34:55 -0800 Subject: Fix issue 2285561: New AudioFlinger and audio driver API needed for A/V sync Added getRenderPosition() API to AudioHardwareInterface to retreive number of audio frames written by DSP to DAC. --- include/hardware_legacy/AudioHardwareInterface.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include') diff --git a/include/hardware_legacy/AudioHardwareInterface.h b/include/hardware_legacy/AudioHardwareInterface.h index 46cea77..bc9b4b2 100644 --- a/include/hardware_legacy/AudioHardwareInterface.h +++ b/include/hardware_legacy/AudioHardwareInterface.h @@ -98,6 +98,10 @@ public: // The audio flinger will put the output in standby and then change the parameter value. virtual status_t setParameters(const String8& keyValuePairs) = 0; virtual String8 getParameters(const String8& keys) = 0; + + // return the number of audio frames written by the audio dsp to DAC since + // the output has exited standby + virtual status_t getRenderPosition(uint32_t *dspFrames) = 0; }; /** -- cgit v1.2.3