How to turn a horizontal photo into a vertical one?

Take Huawei mobile phone as an example. The steps to change a horizontal photo into a vertical photo are: 1. Click the gallery icon on Huawei's mobile phone desktop. 2. Click the photo you want to change, and then click Edit Options. 3. Click the rotation icon in the lower left corner and save it. A photo is a photo of a person or thing that is exposed under a photographic negative with photosensitive paper and then developed and fixed. The photo is an image from photography, starting from 1826. The principle of photo-phase formation is to produce still images on radiation-sensitive materials such as photographic plates, paper, glass or metal through the chemical action of light. Most photos are taken with cameras (stupid cameras, digital cameras, micro-cameras, SLR cameras, polaroid, etc.). ), and have a positive or negative image. Huawei mobile phones belong to Huawei's consumer business. As one of Huawei's three core businesses, Huawei's consumer business began at the end of 2003. After more than ten years of development, 65,438+06 R&D centers have been established in China, Russian, German, Sweden, India and the United States. In 20 15, Huawei was selected as the most valuable brand of BrandZ 100, and ranked in the field of science and technology 16. On July 365438, 2065438, preliminary data released by China market analysis organization International Data Corporation showed that in the second quarter of 20 18, Huawei's shipments surpassed Apple's mobile phones, ranking second in the world. On July 19 and 17, China Quality Certification Center official website (3C certification), eight 5G mobile phones obtained 3C certification, including Huawei Mate20X5G and MateX5G.