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https://github.com/qq44642754a/Yolov5_ros

Real-time object detection with ROS, based on YOLOv5 and PyTorch (基于 YOLOv5的ROS实时对象检测)
https://github.com/qq44642754a/Yolov5_ros

pytorch ros yolov5

Last synced: 12 days ago
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Real-time object detection with ROS, based on YOLOv5 and PyTorch (基于 YOLOv5的ROS实时对象检测)

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README

        

# Yolov5_ros

For simplified Chinese version: [简体中文版](./README_CN.md)

This package provides a ROS wrapper for [PyTorch-YOLOv5](https://github.com/ultralytics/yolov5) based on PyTorch-YOLOv5. The package has been tested with Ubuntu 16.04 and Ubuntu 18.04.

V1.0.1: Add device options(cpu or gpu).

**Authors**: Zhitao Zheng ()



# develop environment:
- Ubuntu 16.04 / 18.04
- ROS Kinetic / Melodic
- Python>=3.6.0 environment, including PyTorch>=1.7

# Prerequisites:

## Install Anaconda:

### 1. First download the corresponding installation package [Anaconda](https://www.anaconda.com/products/individual#linux)
### 2. Then install anaconda (for example)

```
bash ~/Downloads/Anaconda3-2021.05-Linux-x86_64.sh
```
### 3. Edit the ~/.bashrc file and add it at the end

```
export PATH=/home/your/anaconda3/bin:$PATH
```
### 4. Execute after save and exit:

```
source ~/.bashrc
```

## Install Pytorch:

### 1. First create an anaconda virtual environment for pytorch

```
conda create -n mypytorch python=3.8
```
### 2. activate the mypytorch environment

```
conda activate mypytorch
```
### 3. Install pytorch1.8 in the created pytorch environment
Install PyTorch: https://pytorch.org/get-started/locally/
```
conda install pytorch torchvision cudatoolkit=10.2 -c pytorch
```
### 4. Edit ~/.bashrc file, set to use python3.8 in mypytorch environment

```
alias python='/home/your/anaconda3/envs/mypytorch/bin/python3.8'
```
### 5. Execute after save and exit:

```
source ~/.bashrc
```

## Installation yolov5_ros

```
cd /your/catkin_ws/src

git clone https://github.com/qq44642754a/Yolov5_ros.git

cd yolov5_ros/yolov5

sudo pip install -r requirements.txt
```

## Basic Usage

1. First, make sure to put your weights in the [weights](https://github.com/qq44642754a/Yolov5_ros/tree/master/yolov5_ros/yolov5_ros/weights) folder.
2. The default settings (using `yolov5s.pt`) in the `launch/yolo_v5.launch` file should work, all you should have to do is change the image topic you would like to subscribe to:

```
roslaunch yolov5_ros yolo_v5.launch
```


Alternatively you can modify the parameters in the [launch file](https://github.com/qq44642754a/Yolov5_ros/tree/master/yolov5_ros/launch/yolo_v5.launch), recompile and launch it that way so that no arguments need to be passed at runtime.

### Node parameters

* **`image_topic`**

Subscribed camera topic.

* **`weights_path`**

Path to weights file.

* **`pub_topic`**

Published topic with the detected bounding boxes.

* **`confidence`**

Confidence threshold for detected objects.