enableExternalSoundCard abstract method

Future<int?> enableExternalSoundCard(bool enable)

Enables the audio process mode for external sound card.

Return value:

• 0: Success.
• <0: Failure. See ReturnStatus for the reason.

Notes:

• When you use external sound card for audio capture, enable this mode for better audio quality.
• When using the mode, you can only use earphones. If you need to use internal or external speaker, disable this mode.

Implementation

Future<int?> enableExternalSoundCard(bool enable);