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2uri_file_pgie_iou_tracker_demuxer_2osd_2window.py
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2uri_file_pgie_iou_tracker_demuxer_2osd_2window.py
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################################################################################
# The MIT License
#
# Copyright (c) 2019-2024, Prominence AI, Inc.
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
################################################################################
################################################################################
#
# This example demonstrates how to create an Inference Pipeline with two
# Sources, built-in Streammuxer, and Demuxer with two branches; one per demuxed
# Stream. Eaxh branch has an On-Screen-Display and EGL Window Sink.
#
################################################################################
#!/usr/bin/env python
import sys
import time
from dsl import *
# Filespecs for the Primary GIE
primary_infer_config_file = \
'/opt/nvidia/deepstream/deepstream/samples/configs/deepstream-app/config_infer_primary.txt'
primary_model_engine_file = \
'/opt/nvidia/deepstream/deepstream/samples/models/Primary_Detector/resnet18_trafficcamnet.etlt_b8_gpu0_int8.engine'
# Filespec for the IOU Tracker config file
iou_tracker_config_file = \
'/opt/nvidia/deepstream/deepstream/samples/configs/deepstream-app/config_tracker_IOU.yml'
uri_h265 = "/opt/nvidia/deepstream/deepstream/samples/streams/sample_1080p_h264.mp4"
streammux_config_file = '../../test/config/all_sources_30fps.txt'
##
# Function to be called on XWindow KeyRelease event
##
def xwindow_key_event_handler(key_string, client_data):
print('key released = ', key_string)
if key_string.upper() == 'P':
dsl_pipeline_pause('pipeline')
elif key_string.upper() == 'R':
dsl_pipeline_play('pipeline')
elif key_string.upper() == 'Q' or key_string == '' or key_string == '':
dsl_pipeline_stop('pipeline')
dsl_main_loop_quit()
##
# Function to be called on XWindow Delete event
##
def xwindow_delete_event_handler(client_data):
print('delete window event')
dsl_main_loop_quit()
##
# Function to be called on End-of-Stream (EOS) event
##
def eos_event_listener(client_data):
print('Pipeline EOS event')
dsl_main_loop_quit()
##
# Function to be called on every change of Pipeline state
##
def state_change_listener(old_state, new_state, client_data):
print('previous state = ', old_state, ', new state = ', new_state)
if new_state == DSL_STATE_PLAYING:
dsl_pipeline_dump_to_dot('pipeline', "state-playing")
def main(args):
# Since we're not using args, we can Let DSL initialize GST on first call
while True:
# Two URI File Sources - using the same file.
retval = dsl_source_uri_new('source-1', uri_h265, False, 0, 0)
if retval != DSL_RETURN_SUCCESS:
break
retval = dsl_source_uri_new('source-2', uri_h265, False, 0, 0)
if retval != DSL_RETURN_SUCCESS:
break
# New Primary GIE using the filespecs above, with infer interval
retval = dsl_infer_gie_primary_new('primary-gie',
primary_infer_config_file, primary_model_engine_file, 5)
if retval != DSL_RETURN_SUCCESS:
break
# New IOU Tracker, setting operational width and hieght
retval = dsl_tracker_new('iou-tracker', iou_tracker_config_file, 480, 272)
if retval != DSL_RETURN_SUCCESS:
break
# New OSD with text, clock and bbox display all enabled.
retval = dsl_osd_new('on-screen-display-1',
text_enabled=True, clock_enabled=True, bbox_enabled=True, mask_enabled=False)
if retval != DSL_RETURN_SUCCESS:
break
# New OSD with text, clock and bbox display all enabled.
retval = dsl_osd_new('on-screen-display-2',
text_enabled=True, clock_enabled=True, bbox_enabled=True, mask_enabled=False)
if retval != DSL_RETURN_SUCCESS:
break
# New Window Sink, with matching dimensions as the Tiler
retval = dsl_sink_window_egl_new('egl-sink-1', 0, 0, 640, 360)
if retval != DSL_RETURN_SUCCESS:
break
# Add the XWindow event handler functions defined above
retval = dsl_sink_window_key_event_handler_add('egl-sink-1',
xwindow_key_event_handler, None)
if retval != DSL_RETURN_SUCCESS:
break
retval = dsl_sink_window_delete_event_handler_add('egl-sink-1',
xwindow_delete_event_handler, None)
if retval != DSL_RETURN_SUCCESS:
break
# New Window Sink, with matching dimensions as the Tiler
retval = dsl_sink_window_egl_new('egl-sink-2', 300, 300, 640, 360)
if retval != DSL_RETURN_SUCCESS:
break
# Add the XWindow event handler functions defined above
retval = dsl_sink_window_key_event_handler_add('egl-sink-2',
xwindow_key_event_handler, None)
if retval != DSL_RETURN_SUCCESS:
break
retval = dsl_sink_window_delete_event_handler_add('egl-sink-2',
xwindow_delete_event_handler, None)
if retval != DSL_RETURN_SUCCESS:
break
# New Branch for the OSD 1 and Window Sink 1
retval = dsl_branch_new_component_add_many('branch-1', [
'on-screen-display-1', 'egl-sink-1', None])
if retval != DSL_RETURN_SUCCESS:
break
# New Branch for the OSD 2 and Window Sink 2
retval = dsl_branch_new_component_add_many('branch-2', [
'on-screen-display-2', 'egl-sink-2', None])
if retval != DSL_RETURN_SUCCESS:
break
# New Demuxer Tee-
retval = dsl_tee_demuxer_new_branch_add_many('demuxer', 2, [
'branch-1', 'branch-2', None])
if retval != DSL_RETURN_SUCCESS:
break
# Add the sources the components to our pipeline
retval = dsl_pipeline_new_component_add_many('pipeline',
['source-1', 'source-2', 'primary-gie', 'iou-tracker', 'demuxer', None])
if retval != DSL_RETURN_SUCCESS:
break
# Add the EOS listener callback to the Pipeline
retval = dsl_pipeline_eos_listener_add('pipeline', eos_event_listener, None)
if retval != DSL_RETURN_SUCCESS:
break
## Add the state-change listener callback functions defined above
retval = dsl_pipeline_state_change_listener_add('pipeline',
state_change_listener, None)
if retval != DSL_RETURN_SUCCESS:
break
# Play the pipeline
retval = dsl_pipeline_play('pipeline')
if retval != DSL_RETURN_SUCCESS:
break
dsl_main_loop_run()
retval = DSL_RETURN_SUCCESS
break
# Print out the final result
print(dsl_return_value_to_string(retval))
dsl_pipeline_delete_all()
dsl_component_delete_all()
if __name__ == '__main__':
sys.exit(main(sys.argv))