forked from auracaster/bumble_mirror
f27015d1b7
As CodingFormat is now used by HFP and LEA, and vendor specific codecs are introduced, this object needs to provide more information.
88 lines
2.9 KiB
Python
88 lines
2.9 KiB
Python
# Copyright 2021-2022 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 dataclasses
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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 BT_BR_EDR_TRANSPORT
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from bumble.device import Device, ScoLink
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from bumble.hci import HCI_Enhanced_Setup_Synchronous_Connection_Command
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from bumble.hfp import DefaultCodecParameters, ESCO_PARAMETERS
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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(
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'Usage: run_esco_connection.py <config-file>'
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'<transport-spec-for-device-1> <transport-spec-for-device-2>'
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)
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print(
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'example: run_esco_connection.py classic1.json'
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'tcp-client:127.0.0.1:6402 tcp-client:127.0.0.1:6402'
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)
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return
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print('<<< connecting to HCI...')
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hci_transports = await asyncio.gather(
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open_transport_or_link(sys.argv[2]), open_transport_or_link(sys.argv[3])
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)
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print('<<< connected')
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devices = [
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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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for hci_transport in hci_transports
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]
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devices[0].classic_enabled = True
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devices[1].classic_enabled = True
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await asyncio.gather(*[device.power_on() for device in devices])
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connections = await asyncio.gather(
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devices[0].accept(devices[1].public_address),
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devices[1].connect(devices[0].public_address, transport=BT_BR_EDR_TRANSPORT),
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)
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def on_sco(sco_link: ScoLink):
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connections[0].abort_on('disconnection', sco_link.disconnect())
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devices[0].once('sco_connection', on_sco)
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await devices[0].send_command(
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HCI_Enhanced_Setup_Synchronous_Connection_Command(
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connection_handle=connections[0].handle,
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**ESCO_PARAMETERS[DefaultCodecParameters.ESCO_CVSD_S3].asdict(),
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# type: ignore[call-args]
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)
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)
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await asyncio.gather(
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*[hci_transport.source.terminated for hci_transport in hci_transports]
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)
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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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