DTMF tone to audio out

[Thuong]

Dear Erel
I am newbie
I would like to generate DTMF tone to headphone plug of Android
Can you help me
Thank

 

[Erel]

Android doesn't support it: Issue 1428 - android - feature request: sending DTMF tones over existing phone call to the far end - Android - An Open Handset Alliance Project - Google Project Hosting

 

[Thuong]

Android doesn't support it: Issue 1428 - android - feature request: sending DTMF tones over existing phone call to the far end - Android - An Open Handset Alliance Project - Google Project Hosting

Dear Erel
Program look like DTMF Dialer on google play

 

[Thuong]

Dear Erel
Program look like DTMF Dialer on google play

Dear
Done !
I downloaded DTMF wav from internet, then play with MediaPlayer object
Thank

 

[W5ANM]

Dear
Done !
I downloaded DTMF wav from internet, then play with MediaPlayer object
Thank

How did you direct the MediaPlayer to play out to the call in progress? Thanks!