Boe Technology Group Co., Ltd.

Zhenxing Hao

Tingting Wang

Ruibin Xue

The present disclosure provides a distortion correction method, a distortion correction apparatus, an electronic device, and a computer-readable storage medium, the distortion correction method including: performing a line detection on the distorted image to obtain multiple straight lines in the distorted image; grouping the straight lines into multiple groups of straight lines; selecting optimal boundary lines of the distorted image from the groups of straight lines; determining multiple initial vertexes of the distorted image according to intersection points between the optimal boundary lines; and performing a perspective transformation processing on the distorted image according to the initial vertexes to obtain a corrected image.

Distortion correction method and apparatus, electronic device, and computer-readable storage medium

The present disclosure provides a Bluetooth connection establishment method, a Bluetooth connection establishment device and a Bluetooth connection establishment system. The method includes: scanning a quick response (QR) code corresponding to a controlled terminal device, and identifying the QR code through a preset algorithm to obtain device information corresponding to the controlled terminal device; transmitting the device information to a cloud server, thereby enabling the cloud server to extract the device unique identifier and the device model identifier from the device information, and to find functional characteristics corresponding to the controlled terminal device according to the device model identifier; receiving the device unique identifier and the functional characteristics transmitted by the cloud server; and establishing a Bluetooth connection with the controlled terminal device according to the device unique identifier, and outputting and displaying a function page corresponding to the controlled terminal device according to the functional characteristics.

Bluetooth connection establishment method, device and system

Remote information input method, device and system are disclosed. The method includes: receiving a screen snapshot of a terminal device and sending the screen snapshot to a remote input device; receiving a keyboard input instruction from the remote input device, the keyboard input instruction including an identification of the terminal device and a keyboard code; determining a corresponding target key in the terminal device based on the keyboard code and a key code mapping table; identifying the screen snapshot of the terminal device and determining whether the target key exists in the screen snapshot; acquiring a coordinate of the target key in a screen snapshot in response to determining that the target key exists in the screen snapshot; and sending a click instruction to the terminal device, according to the coordinate of the target key in the screen snapshot and the identification of the terminal device.

Growing community of inventors

Beijing, China

Zhenxing Hao