This class is used for compressing the video taken from iPhone camera or from camera roll. There are various circumstances where you want to send videos to the network but because of the high resolution of iPhone camera videos are of very large size which needs to be compressed before we are sending them to network to save the memory. This library helps you to the compress the size of videos according to your quality choices which have options AVAssetExportPresetLowQuality, AVAssetExportPresetMediumQuality, AVAssetExportPresetHighQuality. - View it on GitHub