From 55fb017e0a31f45a08c970a3d4a4de8311302839 Mon Sep 17 00:00:00 2001 From: Eric Laurent Date: Fri, 18 Jan 2013 18:05:45 -0800 Subject: audio: added support for dual mic capture. Added support for simultaneous capture from front and back mics. Change-Id: Ica1b75fe432f419272ae92e8ab04b1d34524c189 --- audio/audio_hw.c | 3 ++- audio/audio_policy.conf | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) (limited to 'audio') diff --git a/audio/audio_hw.c b/audio/audio_hw.c index 66a6da7..c5f1867 100644 --- a/audio/audio_hw.c +++ b/audio/audio_hw.c @@ -1341,7 +1341,8 @@ static void select_input_device(struct tuna_audio_device *adev) /* Select front end */ - if ((adev->active_input != 0) && (adev->active_input->aux_channels)) { + if ((adev->active_input != 0) && (adev->active_input->aux_channels || + adev->active_input->main_channels == AUDIO_CHANNEL_IN_FRONT_BACK)) { ALOGV("select input device(): multi-mic configuration main mic %s sub mic %s", main_mic_on ? "ON" : "OFF", sub_mic_on ? "ON" : "OFF"); if (main_mic_on) { diff --git a/audio/audio_policy.conf b/audio/audio_policy.conf index 1012c26..bf387a2 100644 --- a/audio/audio_policy.conf +++ b/audio/audio_policy.conf @@ -47,7 +47,7 @@ audio_hw_modules { inputs { primary { sampling_rates 8000|11025|16000|22050|24000|32000|44100|48000 - channel_masks AUDIO_CHANNEL_IN_MONO|AUDIO_CHANNEL_IN_STEREO + channel_masks AUDIO_CHANNEL_IN_MONO|AUDIO_CHANNEL_IN_STEREO|AUDIO_CHANNEL_IN_FRONT_BACK formats AUDIO_FORMAT_PCM_16_BIT devices AUDIO_DEVICE_IN_BUILTIN_MIC|AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET|AUDIO_DEVICE_IN_WIRED_HEADSET|AUDIO_DEVICE_IN_BACK_MIC } -- cgit v1.1