Files
pipecat/examples/foundational/18a-gstreamer-videotestsrc.py

77 lines
2.1 KiB
Python

#
# Copyright (c) 2024-2026, Daily
#
# SPDX-License-Identifier: BSD 2-Clause License
#
from dotenv import load_dotenv
from loguru import logger
from pipecat.pipeline.pipeline import Pipeline
from pipecat.pipeline.runner import PipelineRunner
from pipecat.pipeline.task import PipelineTask
from pipecat.processors.gstreamer.pipeline_source import GStreamerPipelineSource
from pipecat.runner.types import RunnerArguments
from pipecat.runner.utils import create_transport
from pipecat.transports.base_transport import BaseTransport, TransportParams
from pipecat.transports.daily.transport import DailyParams
load_dotenv(override=True)
# We use lambdas to defer transport parameter creation until the transport
# type is selected at runtime.
transport_params = {
"daily": lambda: DailyParams(
video_out_enabled=True,
video_out_is_live=True,
video_out_width=1280,
video_out_height=720,
),
"webrtc": lambda: TransportParams(
video_out_enabled=True,
video_out_is_live=True,
video_out_width=1280,
video_out_height=720,
),
}
async def run_bot(transport: BaseTransport, runner_args: RunnerArguments):
logger.info(f"Starting bot with video test source")
gst = GStreamerPipelineSource(
pipeline='videotestsrc ! capsfilter caps="video/x-raw,width=1280,height=720,framerate=30/1"',
out_params=GStreamerPipelineSource.OutputParams(
video_width=1280, video_height=720, clock_sync=False
),
)
pipeline = Pipeline(
[
gst, # GStreamer test source
transport.output(), # Transport bot output
]
)
task = PipelineTask(
pipeline,
idle_timeout_secs=runner_args.pipeline_idle_timeout_secs,
)
runner = PipelineRunner(handle_sigint=runner_args.handle_sigint)
await runner.run(task)
async def bot(runner_args: RunnerArguments):
"""Main bot entry point compatible with Pipecat Cloud."""
transport = await create_transport(runner_args, transport_params)
await run_bot(transport, runner_args)
if __name__ == "__main__":
from pipecat.runner.run import main
main()