AudioFlinger can only provide PCM 16bit Stereo data for A2DP track so we should not advertise mono channel mode in capabilities since we can't downmix this internally. --- android/hal-audio.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/android/hal-audio.c b/android/hal-audio.c index 8ef5bff..4578c53 100644 --- a/android/hal-audio.c +++ b/android/hal-audio.c @@ -227,8 +227,7 @@ struct a2dp_audio_dev { static const a2dp_sbc_t sbc_presets[] = { { .frequency = SBC_SAMPLING_FREQ_44100 | SBC_SAMPLING_FREQ_48000, - .channel_mode = SBC_CHANNEL_MODE_MONO | - SBC_CHANNEL_MODE_DUAL_CHANNEL | + .channel_mode = SBC_CHANNEL_MODE_DUAL_CHANNEL | SBC_CHANNEL_MODE_STEREO | SBC_CHANNEL_MODE_JOINT_STEREO, .subbands = SBC_SUBBANDS_4 | SBC_SUBBANDS_8, -- 1.8.5.3 -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html