https://community.nxp.com/t5/i-MX-Processors/tinyalsa-hal-determine-caller/m-p/1217584#M168049 <P>I have a situation where the HAL can be called on by Android or through a proprietary class.</P><P>I'd like to be able to figure out who made the call since I need to be able to mute the android stream if there exists an open stream from the proprietary caller.</P><P>How might I accomplish this?</P> Wed, 20 Jan 2021 03:53:58 GMT mmaitland 2021-01-20T03:53:58Z https://community.nxp.com/t5/i-MX-Processors/tinyalsa-hal-determine-caller/m-p/1217584#M168049 <P>I have a situation where the HAL can be called on by Android or through a proprietary class.</P><P>I'd like to be able to figure out who made the call since I need to be able to mute the android stream if there exists an open stream from the proprietary caller.</P><P>How might I accomplish this?</P> Wed, 20 Jan 2021 03:53:58 GMT https://community.nxp.com/t5/i-MX-Processors/tinyalsa-hal-determine-caller/m-p/1217584#M168049 mmaitland 2021-01-20T03:53:58Z https://community.nxp.com/t5/i-MX-Processors/tinyalsa-hal-determine-caller/m-p/1217604#M168052 <P>Hi</P> <P>&nbsp;</P> <P>The problem is related&nbsp;\frameworks\base\media\java\android\media\AudioTrack.java.(<STRONG>You better build a sourceinsight project to insert code</STRONG>)</P> <P>The function you may use is play()-&gt;startImpl(),when you using sourceinsight to research AudioTrack.java,you will know the answer.</P> <P>&nbsp;</P> <P>BR</P> <P>Zhiming</P> <P>&nbsp;</P> Wed, 20 Jan 2021 04:55:19 GMT https://community.nxp.com/t5/i-MX-Processors/tinyalsa-hal-determine-caller/m-p/1217604#M168052 Zhiming_Liu 2021-01-20T04:55:19Z