External Bluetooth flash lamp control method based on Bluetooth HID protocol

Abstract

The invention belongs to the field of external Bluetooth flash lamps, and particularly relates to an external Bluetooth flash lamp control method based on a Bluetooth HID protocol, which is characterized by comprising an external Bluetooth flash lamp, a flash lamp APP and a native camera APP, the native camera APP and the flash lamp APP are in a running state at the same time, the native camera APP runs in a foreground main window mode, and the flash lamp APP runs in a background floating window mode; a Bluetooth communication protocol of the external Bluetooth flash lamp integrates and defines a Bluetooth HID device of an HID output report and also integrates and defines a Bluetooth HID setting used for controlling a Bluetooth HID input report related to photographing operation of a native camera, and the flash lamp APP sends the HID output report to the external Bluetooth flash lamp so as to control the Bluetooth flash lamp. Meanwhile, the Bluetooth flash lamp can send an HID input report to control the native camera APP. According to the invention, the external Bluetooth flash lamp can be conveniently controlled, and the original camera APP can be conveniently operated to work.

Description

technical field [0001] The invention belongs to the field of external bluetooth flashlights, and in particular relates to a control method for external bluetooth flashlights based on the bluetooth HID protocol. Background technique [0002] Smart mobile terminals (such as smart phones and smart tablets with systems such as Android and Apple), are hereinafter referred to as smart phones. At present, most smartphones on the market are integrated with a camera APP. The camera APP that comes with such a smartphone is referred to as the native camera APP in the following. Native camera APPs generally have built-in LED flash function, but due to factors such as size, appearance, and the number of LED beads, the brightness of the flash and the photo effect are not very good. Therefore, it is necessary to configure an external The wireless bluetooth flash is quite necessary. [0003] The current market status of external Bluetooth flash: [0004] 1. Some providers of external blu...

AI Technical Summary

Problems solved by technology

The original camera APP can only be used with the external Bluetooth flashlight of the brand and model designated by the original smart phone manufacturer. The third-party external Bluetooth flashlight of the non-designated brand model cannot be used with the original camera APP, and can only be used with the camera APP developed by the manufacturer.

However, there is a certain gap in function and performance between the camera APP developed by the flash factory and the native camera APP of the smartphone.

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