2024年10月23日 · This article explores the 4:3 aspect ratio, the differences between it and 16:9, common 4:3 resolutions, and how to change the 4:3 aspect ratio of a video on a PC or online.

2024年1月8日 · 4:3 (1.33:1) is a traditional TV display standard, which means the picture is 4 units of width for every 3 units of height. While the 16:9 (1.78:1) aspect ratio is an HDTV screen standard, which means the picture is 16 units of width for every 9 units of height.

This free tool can help you resize and scale the width and height of your video files, it can change aspect ratio and resolution, enlarge or reduce video frame size. This tool supports various video files, such as MP4, AVI, M4V, MKV, MOV, WMV and more.

Calculate the ideal height for your 4:3 aspect ratio images and videos with our free online calculator. Easily resize your content for fullscreen viewing.

When you look at images or videos, you often hear about aspect ratios. This is the ratio of width to height. Common ones are the 4:3 ratio and 16:9 ratio. A 4:3 calculator can help you figure out the size of older TVs, while a 16:9 ratio calculator helps with widescreen TVs or videos.

Please enter your desired width for a video or image to get the actual height needed to maintain the 4:3 aspect ratio when resizing your original videos or images.

2025年3月15日 · What is 4:3 aspect ratio? The 4:3 aspect ratio is used in film and TV to denote the width and height of images that are 4 units wide by 3 units tall. This term is usually pronounced Four-Three, Four-to-Three, or Four-by-Three, and also known as 1.33:1.

2023年7月12日 · Aspect ratio refers to the width and height of a screen or image. The 4:3 format dates back to celluloid film and early cinema screens and television sets. Far from being a relic of the past, the 4:3 aspect ratio is still a default format even though cinematography and filmmaking ratios have mostly changed to widescreen.

There are three ways to convert standard 4x3 video into 16x9 widescreen: Pillars, Stretch and Zoom. In this method there is no alteration to the image. The 4x3 footage is simply placed in the centre of the 16x9 frame, leaving vertical black bars (pillars) on each side of the frame.

4x3 (AKA 4:3, 12:9, 12x9 or 1.33:1) is an aspect ratio used in traditional television broadcast. It means the image is four units wide by three units high. 4x3 was the standard ratio used in early cinematic film production.