forked from auracaster/bumble_mirror
135 lines
5.0 KiB
Python
135 lines
5.0 KiB
Python
# Copyright 2021-2023 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# -----------------------------------------------------------------------------
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# Imports
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# -----------------------------------------------------------------------------
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import asyncio
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import logging
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import sys
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import os
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from bumble.core import AdvertisingData
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from bumble.device import Device
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from bumble.hci import (
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CodecID,
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CodingFormat,
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OwnAddressType,
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HCI_LE_Set_Extended_Advertising_Parameters_Command,
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)
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from bumble.profiles.bap import (
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CodecSpecificCapabilities,
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ContextType,
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AudioLocation,
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SupportedSamplingFrequency,
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SupportedFrameDuration,
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PacRecord,
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PublishedAudioCapabilitiesService,
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)
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from bumble.transport import open_transport_or_link
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# -----------------------------------------------------------------------------
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async def main() -> None:
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if len(sys.argv) < 3:
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print('Usage: run_cig_setup.py <config-file>' '<transport-spec-for-device>')
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return
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print('<<< connecting to HCI...')
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async with await open_transport_or_link(sys.argv[2]) as hci_transport:
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print('<<< connected')
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device = Device.from_config_file_with_hci(
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sys.argv[1], hci_transport.source, hci_transport.sink
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)
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device.cis_enabled = True
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await device.power_on()
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device.add_service(
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PublishedAudioCapabilitiesService(
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supported_source_context=ContextType.PROHIBITED,
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available_source_context=ContextType.PROHIBITED,
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supported_sink_context=ContextType.MEDIA,
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available_sink_context=ContextType.MEDIA,
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sink_audio_locations=(
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AudioLocation.FRONT_LEFT | AudioLocation.FRONT_RIGHT
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),
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sink_pac=[
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# Codec Capability Setting 16_2
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PacRecord(
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coding_format=CodingFormat(CodecID.LC3),
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codec_specific_capabilities=CodecSpecificCapabilities(
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supported_sampling_frequencies=(
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SupportedSamplingFrequency.FREQ_16000
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),
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supported_frame_durations=(
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SupportedFrameDuration.DURATION_10000_US_SUPPORTED
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),
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supported_audio_channel_counts=[1],
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min_octets_per_codec_frame=40,
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max_octets_per_codec_frame=40,
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supported_max_codec_frames_per_sdu=1,
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),
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),
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# Codec Capability Setting 24_2
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PacRecord(
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coding_format=CodingFormat(CodecID.LC3),
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codec_specific_capabilities=CodecSpecificCapabilities(
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supported_sampling_frequencies=(
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SupportedSamplingFrequency.FREQ_24000
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),
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supported_frame_durations=(
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SupportedFrameDuration.DURATION_10000_US_SUPPORTED
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),
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supported_audio_channel_counts=[1],
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min_octets_per_codec_frame=60,
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max_octets_per_codec_frame=60,
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supported_max_codec_frames_per_sdu=1,
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),
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),
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],
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)
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)
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advertising_data = bytes(
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AdvertisingData(
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[
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(
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AdvertisingData.COMPLETE_LOCAL_NAME,
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bytes('Bumble LE Audio', 'utf-8'),
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),
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(
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AdvertisingData.INCOMPLETE_LIST_OF_16_BIT_SERVICE_CLASS_UUIDS,
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bytes(PublishedAudioCapabilitiesService.UUID),
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),
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]
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)
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)
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await device.start_extended_advertising(
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advertising_properties=(
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HCI_LE_Set_Extended_Advertising_Parameters_Command.AdvertisingProperties.CONNECTABLE_ADVERTISING
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),
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own_address_type=OwnAddressType.RANDOM,
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advertising_data=advertising_data,
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)
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await hci_transport.source.terminated
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# -----------------------------------------------------------------------------
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logging.basicConfig(level=os.environ.get('BUMBLE_LOGLEVEL', 'DEBUG').upper())
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asyncio.run(main())
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