I want to achieve proportional full-screen preview in camera2. But in the process, referring to online materials, including the official demo, the preview screen made a compromise to change its aspect ratio. On my Samsung note8 phone, which has an aspect...
problem description under consultation, how is it possible to adjust the camera directly in Mini Program s page? all the cameras I call using Wechat s interface turn on the camera. Full screen. how can I achieve the same function as Mini Program...
1. Recently, I encountered a problem. The video recorded with camera is full-screen in the process of shooting the preview, but it is not played in the file manager. It will be wider than what I saw when filming. I have been perplexed for a long time. I...
now I want to use web to achieve the effect of the above image. I found that using the following code directly is to jump to the image interface of the system directly. I don t know if I can achieve the effect on the way. <input type="file&...
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible&qu...
opencv python3.6 win10 system installed under mac solve the problem of how to deal with abnormal camera picture ...
problem description with the Anaconda3 platform installed, generate a new environment in the following two ways. Is the difference between the basic environment with Anaconda? related codes conda create --name=AAA python=3 anaconda anaconda? conda ...
A red-black tree can be equivalent to a fourth-order B-tree, and all kinds of operations of the fourth-order B-tree can be completed in log (n) time, so what is the meaning of the red-black tree? Or is there such an essential difference between them that...
var mySwiper = new Swiper( .swiper-container ,{ direction: vertical , loop: true, autoplay: { delay: 1000, }, slidesPerView: 5, slidesPerColumn: 2, }) loop...
for example, a text input comes in, and I now judge that it has 50 lines on the page, and now I click the button to pop up an input box to enter any number less than 50, such as 48, so how do I make the page jump and navigate to 48 lines? ...
let b: null = null b = 1 the same is true for undefined. is this because the typescript compiler inferred both undefined and null as any types? ...