lantern

所属分类:多媒体
开发工具:Python
文件大小:0KB
下载次数:0
上传日期:2022-02-04 21:02:21
上 传 者sh-1993
说明:  用Python控制永诺YN系列LED视频灯,
(Control Yongnuo YN-series LED video lights with Python,)

文件列表:
LICENSE (1073, 2022-02-04)
MANIFEST.in (89, 2022-02-04)
lantern/ (0, 2022-02-04)
lantern/__init__.py (24, 2022-02-04)
lantern/color.py (1304, 2022-02-04)
lantern/light.py (6443, 2022-02-04)
requirements.txt (13, 2022-02-04)
setup.cfg (39, 2022-02-04)
setup.py (987, 2022-02-04)

# Lantern Lantern is a library that allows for control of Yongnuo YN-series Bluetooth-enabled video lights via Python. Currently, Lantern supports the following models: + [YN-360](http://www.hkyongnuo.com/e-detaily.php?ID=375) (purchase [here](http://amzn.to/2l3rBCF)) Lantern has been tested on the following operating system(s): + Ubuntu 16.10 The protocol for communicating with the lights was reverse-engineered during a YouTube livestream: [Reverse Engineering the Yongnuo YN 360 Bluetooth Protocol](https://www.youtube.com/watch?v=wmpdj9N6pC0). The author uses the lights for studio lighting, and will be using the library in automation tools to ensure that each scene is properly lit. ## Installation Lantern requires [`bluepy`](https://github.com/IanHarvey/bluepy) –an wrapper around the BTLE portions of Linux's official Bluetooth protocol stack, [BlueZ](http://www.bluez.org/). Although the `bluepy` installation usually goes smoothly, you may encounter issues. It is recommended that you visit the [`bluepy` project page](https://github.com/IanHarvey/bluepy) to review their installation instructions. Once you've got `bluepy`'s dependencies installed, you can run the following command from your virtual environment: ```bash $ pip install yn-lantern ``` **NOTE**: Lantern was written for Python 3, and has not been tested (and will most likely not work) in Python 2.x. ## Getting Started Getting started with Lantern is simple. Once you've installed the library using the steps provided above, you may import and use Lantern in your code. Please keep in mind that, on some systems, `root` privileges will be required to manage the bluetooth interface. Lantern will attempt to render color temperatures from 1,000 to 40,000 kelvin. Color temperatures between 3,200 and 5,500 kelvin will be rendered using high-intensity, high-CRI LEDs when possible. ```python from lantern import Light for light in Light.discover(): # connect to the light light.connect() # set the color temperature of the light light.color_temperature = 4800 # set the output of the light to 50% intensity light.intensity = 0.5 # once we're done, disconnect light.disconnect() ``` For some types of lights (specifically, the YN-360), RGB colors can be rendered. In the following example, we connect to a specific light, and render RGB colors in two ways, pausing two seconds between each change. ```python import time from lantern import Light l = Light("e8:53:aa:45:db:c6") l.connect() # set an RGB color using a packed hex value l.color = 0xFF9900 # sleep two seconds, as promised time.sleep(2) # set red, green, and blue components of the color individually l.color = (0xff, 0x99, 0x00) l.disconnect() ``` ## Contributing Please fork and open a PR to contribute. Feel free to submit issues if you run into issues. I'll do my best to help. ## License This project is licensed under the [MIT License](https://opensource.org/licenses/MIT), and is Copyright 2017 Kenneth Keiter.

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