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# Global configuration section: lists input and output devices always present on the device | |
# as well as the output device selected by default. | |
# Devices are designated by a string that corresponds to the enum in audio.h | |
global_configuration { | |
attached_output_devices AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_TELEPHONY_TX | |
default_output_device AUDIO_DEVICE_OUT_SPEAKER | |
attached_input_devices AUDIO_DEVICE_IN_BUILTIN_MIC|AUDIO_DEVICE_IN_BACK_MIC|AUDIO_DEVICE_IN_REMOTE_SUBMIX|AUDIO_DEVICE_IN_VOICE_CALL|AUDIO_DEVICE_IN_TELEPHONY_RX | |
} | |
# audio hardware module section: contains descriptors for all audio hw modules present on the | |
# device. Each hw module node is named after the corresponding hw module library base name. | |
# For instance, "primary" corresponds to audio.primary.<device>.so. | |
# The "primary" module is mandatory and must include at least one output with | |
# AUDIO_OUTPUT_FLAG_PRIMARY flag. | |
# Each module descriptor contains one or more output profile descriptors and zero or more | |
# input profile descriptors. Each profile lists all the parameters supported by a given output | |
# or input stream category. | |
# The "channel_masks", "formats", "devices" and "flags" are specified using strings corresponding | |
# to enums in audio.h and audio_policy.h. They are concatenated by use of "|" without space or "\n". | |
audio_hw_modules { | |
primary { | |
outputs { | |
primary { | |
sampling_rates 44100|48000 | |
channel_masks AUDIO_CHANNEL_OUT_STEREO | |
formats AUDIO_FORMAT_PCM_16_BIT | |
devices AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE|AUDIO_DEVICE_OUT_ALL_SCO|AUDIO_DEVICE_OUT_AUX_DIGITAL|AUDIO_DEVICE_OUT_PROXY|AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET|AUDIO_DEVICE_OUT_FM|AUDIO_DEVICE_OUT_FM_TX | |
flags AUDIO_OUTPUT_FLAG_PRIMARY | |
} | |
low_latency { | |
sampling_rates 44100|48000 | |
channel_masks AUDIO_CHANNEL_OUT_STEREO | |
formats AUDIO_FORMAT_PCM_16_BIT | |
devices AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE|AUDIO_DEVICE_OUT_ALL_SCO|AUDIO_DEVICE_OUT_AUX_DIGITAL|AUDIO_DEVICE_OUT_PROXY|AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET|AUDIO_DEVICE_OUT_FM|AUDIO_DEVICE_OUT_FM_TX | |
flags AUDIO_OUTPUT_FLAG_FAST | |
} | |
multichannel { | |
sampling_rates 44100|48000 | |
channel_masks dynamic | |
formats AUDIO_FORMAT_PCM_16_BIT | |
devices AUDIO_DEVICE_OUT_AUX_DIGITAL|AUDIO_DEVICE_OUT_PROXY | |
flags AUDIO_OUTPUT_FLAG_DIRECT | |
} | |
compress_offload { | |
sampling_rates 8000|11025|16000|22050|32000|44100|48000 | |
channel_masks AUDIO_CHANNEL_OUT_MONO|AUDIO_CHANNEL_OUT_STEREO|AUDIO_CHANNEL_OUT_2POINT1|AUDIO_CHANNEL_OUT_QUAD|AUDIO_CHANNEL_OUT_PENTA|AUDIO_CHANNEL_OUT_5POINT1|AUDIO_CHANNEL_OUT_6POINT1|AUDIO_CHANNEL_OUT_7POINT1 | |
formats AUDIO_FORMAT_MP3||AUDIO_FORMAT_AAC_LC|AUDIO_FORMAT_AAC_HE_V1|AUDIO_FORMAT_AAC_HE_V2|AUDIO_FORMAT_AC3|AUDIO_FORMAT_EAC3 | |
devices AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE|AUDIO_DEVICE_OUT_ALL_SCO|AUDIO_DEVICE_OUT_AUX_DIGITAL|AUDIO_DEVICE_OUT_PROXY|AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET|AUDIO_DEVICE_OUT_FM_TX | |
flags AUDIO_OUTPUT_FLAG_DIRECT|AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD|AUDIO_OUTPUT_FLAG_NON_BLOCKING|AUDIO_OUTPUT_FLAG_FAST | |
} | |
voip_rx { | |
sampling_rates 8000|16000 | |
channel_masks AUDIO_CHANNEL_OUT_MONO | |
formats AUDIO_FORMAT_PCM_16_BIT|AUDIO_FORMAT_AMR_NB|AUDIO_FORMAT_AMR_WB|AUDIO_FORMAT_QCELP|AUDIO_FORMAT_EVRC|AUDIO_FORMAT_EVRCB|AUDIO_FORMAT_EVRCWB|AUDIO_FORMAT_EVRCNW | |
devices AUDIO_DEVICE_OUT_SPEAKER|AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_WIRED_HEADSET|AUDIO_DEVICE_OUT_WIRED_HEADPHONE|AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET|AUDIO_DEVICE_OUT_ALL_SCO | |
flags AUDIO_OUTPUT_FLAG_DIRECT|AUDIO_OUTPUT_FLAG_VOIP_RX | |
} | |
usb_direct { | |
sampling_rates 8000|11025|12000|16000|22050|24000|32000|44100|48000|88200|96000|176400|192000 | |
channel_masks AUDIO_CHANNEL_OUT_STEREO|AUDIO_CHANNEL_OUT_MONO | |
formats AUDIO_FORMAT_PCM_8_BIT|AUDIO_FORMAT_PCM_16_BIT|AUDIO_FORMAT_PCM_8_24_BIT | |
devices AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET|AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET | |
flags AUDIO_OUTPUT_FLAG_DIRECT|AUDIO_OUTPUT_FLAG_USB_DIRECT | |
} | |
voice_tx { | |
sampling_rates 8000|16000|48000 | |
channel_masks AUDIO_CHANNEL_OUT_STEREO|AUDIO_CHANNEL_OUT_MONO | |
formats AUDIO_FORMAT_PCM_16_BIT | |
devices AUDIO_DEVICE_OUT_TELEPHONY_TX | |
} | |
} | |
inputs { | |
primary { | |
sampling_rates 8000|11025|12000|16000|22050|24000|32000|44100|48000 | |
channel_masks AUDIO_CHANNEL_IN_MONO|AUDIO_CHANNEL_IN_STEREO|AUDIO_CHANNEL_IN_FRONT_BACK|AUDIO_CHANNEL_IN_5POINT1 | |
formats AUDIO_FORMAT_PCM_16_BIT|AUDIO_FORMAT_AMR_NB|AUDIO_FORMAT_AMR_WB|AUDIO_FORMAT_QCELP|AUDIO_FORMAT_EVRC|AUDIO_FORMAT_EVRCB|AUDIO_FORMAT_EVRCWB|AUDIO_FORMAT_EVRCNW | |
devices AUDIO_DEVICE_IN_BUILTIN_MIC|AUDIO_DEVICE_IN_WIRED_HEADSET|AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET|AUDIO_DEVICE_IN_BACK_MIC|AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET|AUDIO_DEVICE_IN_FM_RX|AUDIO_DEVICE_IN_FM_RX_A2DP|AUDIO_DEVICE_IN_VOICE_CALL|AUDIO_DEVICE_IN_EXTERNAL_STEREO_MIC | |
} | |
voice_rx { | |
sampling_rates 8000|16000|48000 | |
channel_masks AUDIO_CHANNEL_IN_STEREO|AUDIO_CHANNEL_IN_MONO | |
formats AUDIO_FORMAT_PCM_16_BIT | |
devices AUDIO_DEVICE_IN_TELEPHONY_RX | |
} | |
} | |
} | |
a2dp { | |
outputs { | |
a2dp { | |
sampling_rates 44100 | |
channel_masks AUDIO_CHANNEL_OUT_STEREO | |
formats AUDIO_FORMAT_PCM_16_BIT | |
devices AUDIO_DEVICE_OUT_ALL_A2DP | |
flags AUDIO_OUTPUT_FLAG_FAST | |
} | |
} | |
inputs { | |
a2dp { | |
sampling_rates 44100|48000 | |
channel_masks AUDIO_CHANNEL_IN_MONO|AUDIO_CHANNEL_IN_STEREO | |
formats AUDIO_FORMAT_PCM_16_BIT | |
devices AUDIO_DEVICE_IN_BLUETOOTH_A2DP | |
} | |
} | |
} | |
usb { | |
outputs { | |
usb_accessory { | |
sampling_rates 44100 | |
channel_masks AUDIO_CHANNEL_OUT_STEREO | |
formats AUDIO_FORMAT_PCM_16_BIT | |
devices AUDIO_DEVICE_OUT_USB_ACCESSORY | |
} | |
usb_device { | |
sampling_rates dynamic | |
channel_masks dynamic | |
formats dynamic | |
devices AUDIO_DEVICE_OUT_USB_DEVICE | |
} | |
} | |
inputs { | |
usb_device { | |
sampling_rates dynamic | |
channel_masks AUDIO_CHANNEL_IN_STEREO | |
formats AUDIO_FORMAT_PCM_16_BIT | |
devices AUDIO_DEVICE_IN_USB_DEVICE | |
} | |
} | |
} | |
r_submix { | |
outputs { | |
submix { | |
sampling_rates 48000 | |
channel_masks AUDIO_CHANNEL_OUT_STEREO | |
formats AUDIO_FORMAT_PCM_16_BIT | |
devices AUDIO_DEVICE_OUT_REMOTE_SUBMIX | |
} | |
} | |
inputs { | |
submix { | |
sampling_rates 48000 | |
channel_masks AUDIO_CHANNEL_IN_STEREO | |
formats AUDIO_FORMAT_PCM_16_BIT | |
devices AUDIO_DEVICE_IN_REMOTE_SUBMIX | |
} | |
} | |
} | |
} |
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