File Size Calculator

Video files can be quite large, and take up a lot of disk space. It is frustrating to start a project and discover you don't have enough disk space for your videos. With File Size Calculator you can pre-determine how much space you will need. With resolutions from NTSC to 4K, and many codec and bitrates you will know how large those video files will be.

Many codecs including ProRes, Avid DNxHD, YouTube, h.264, and even uncompressed YUV and RGB.

Set the video and audio bitrate to determine the size of any streaming file format.

视频文件可能非常大，并且占用大量的磁盘空间。这是令人沮丧启动一个项目，发现你没有足够的磁盘空间为您的视频。随着文件大小计算器可以预先确定你将需要多少空间。从NTSC到4K分辨率，以及许多编解码器和比特率，你就会知道这些视频文件将有多大。

许多编解码器包括的ProRes的Avid的DNxHD，YouTube上，H.264，甚至无压缩YUV和RGB。

设置视频和音频比特率，以确定任何流文件格式的大小。