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isaac_ros_dnn_image_encoder_node.py
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isaac_ros_dnn_image_encoder_node.py
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# SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
# Copyright (c) 2023-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http:https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# SPDX-License-Identifier: Apache-2.0
"""
Performance test for Isaac ROS DnnImageEncoderNode.
The graph consists of the following:
- Preprocessors:
None
- Graph under Test:
1. DnnImageEncoderNode: turns raw images into resized, normalized tensors
Required:
- Packages:
- isaac_ros_dnn_image_encoder
- Datasets:
- assets/datasets/r2b_dataset/r2b_hallway
"""
import os
from ament_index_python.packages import get_package_share_directory
from launch.actions import IncludeLaunchDescription
from launch.launch_description_sources import PythonLaunchDescriptionSource
from launch_ros.actions import ComposableNodeContainer
from launch_ros.descriptions import ComposableNode
from ros2_benchmark import Resolution, ROS2BenchmarkConfig, ROS2BenchmarkTest
ROSBAG_PATH = 'datasets/r2b_dataset/r2b_hallway'
IMAGE_RESOLUTION = Resolution(1920, 1200)
INPUT_TENSOR_DIMENSIONS = [1, 3, IMAGE_RESOLUTION['width'], IMAGE_RESOLUTION['height']]
def launch_setup(container_prefix, container_sigterm_timeout):
"""Generate launch description for benchmarking Isaac ROS DnnImageEncoderNode."""
encoder_dir = get_package_share_directory('isaac_ros_dnn_image_encoder')
encoder_node_launch = IncludeLaunchDescription(
PythonLaunchDescriptionSource(
[os.path.join(encoder_dir, 'launch', 'dnn_image_encoder.launch.py')]
),
launch_arguments={
'input_image_width': str(IMAGE_RESOLUTION['width']),
'input_image_height': str(IMAGE_RESOLUTION['height']),
'network_image_width': str(640),
'network_image_height': str(480),
'encoding_desired': 'bgr8',
'tensor_output_topic': 'output',
'attach_to_shared_component_container': 'True',
'component_container_name':
f'{TestIsaacROSDnnImageEncoderNode.generate_namespace()}/container',
'dnn_image_encoder_namespace': TestIsaacROSDnnImageEncoderNode.generate_namespace(),
}.items(),
)
data_loader_node = ComposableNode(
name='DataLoaderNode',
namespace=TestIsaacROSDnnImageEncoderNode.generate_namespace(),
package='ros2_benchmark',
plugin='ros2_benchmark::DataLoaderNode',
remappings=[('hawk_0_left_rgb_image', 'data_loader/image'),
('hawk_0_left_rgb_camera_info', 'data_loader/camera_info')]
)
playback_node = ComposableNode(
name='PlaybackNode',
namespace=TestIsaacROSDnnImageEncoderNode.generate_namespace(),
package='isaac_ros_benchmark',
plugin='isaac_ros_benchmark::NitrosPlaybackNode',
parameters=[{
'data_formats': ['nitros_image_bgr8', 'nitros_camera_info'],
}],
remappings=[('buffer/input0', 'data_loader/image'),
('input0', 'image'),
('buffer/input1', 'data_loader/camera_info'),
('input1', 'camera_info')],
)
monitor_node = ComposableNode(
name='MonitorNode',
namespace=TestIsaacROSDnnImageEncoderNode.generate_namespace(),
package='isaac_ros_benchmark',
plugin='isaac_ros_benchmark::NitrosMonitorNode',
parameters=[{
'monitor_data_format': 'nitros_tensor_list_nchw_rgb_f32',
'use_nitros_type_monitor_sub': True,
}],
remappings=[
('output', 'output')],
)
composable_node_container = ComposableNodeContainer(
name='container',
namespace=TestIsaacROSDnnImageEncoderNode.generate_namespace(),
package='rclcpp_components',
executable='component_container_mt',
prefix=container_prefix,
sigterm_timeout=container_sigterm_timeout,
composable_node_descriptions=[
data_loader_node,
playback_node,
monitor_node,
],
output='screen'
)
return [composable_node_container, encoder_node_launch]
def generate_test_description():
return TestIsaacROSDnnImageEncoderNode.generate_test_description_with_nsys(launch_setup)
class TestIsaacROSDnnImageEncoderNode(ROS2BenchmarkTest):
"""Performance test for Isaac ROS DnnImageEncoderNode."""
# Custom configurations
config = ROS2BenchmarkConfig(
benchmark_name='Isaac ROS DnnImageEncoderNode Benchmark',
input_data_path=ROSBAG_PATH,
# Upper and lower bounds of peak throughput search window
publisher_upper_frequency=6000.0,
publisher_lower_frequency=10.0,
# The number of frames to be buffered
playback_message_buffer_size=10,
custom_report_info={'data_resolution': INPUT_TENSOR_DIMENSIONS}
)
def test_benchmark(self):
self.run_benchmark()