#6598
With the popularization and maturity of smartphone camera technology, the video file has more and more formats and sizes. Especially for short video shooters, there are two main problems they have to face: 1) the file format does not meet the requirements of the video platform and needs to be converted to upload; 2) the file size exceeds the limit and cannot be uploaded to the video platform.

#6366
Nowadays, whether it is a mobile phone or a camera, the resolution of the photos taken is getting higher and higher, and the picture files are getting bigger and bigger. They not only take up a lot of disk space for local storage, but also consume a lot of time and bandwidth during the process of transferring and uploading to the website. As a result, we generally need to use tools to compress image files.

#3701
The advantages of image compression technology include: reduce the disk space needed for images storage, reduce the cost spent on Internet bandwidth and time when you upload images to all kinds of network drives/image hosts, and reduce the time cost on loading images to the web page and downloading them by the users browsing them. There are two grounds determining whether an image compressing software is good or not: compression ratio and the quality of compressed images.

#1984
Undoubtedly, PNG is the most popular image format in the present network environment, with the characteristics of high fidelity and transparent support, and thus inevitably it has a bigger file size. But as a nondestructive image format, it is more difficult if you want to reduce its file volume without loss in image quality.