How to compress size of UIImage to a certain size (in KB)
121339
convert UIImage to NSData
22469
High quality UIImage from PDF
15641
How do I resize/change resolution of pictures easily?
112275
Convert a video by setting the final size
100229
How to reduce file size without losing quality or resolution?
150793
How to Require a Minimum Image Dimension for Uploading?
29518
What quality to choose when converting to JPG?
132504
How to size image to its original size
124038
What's the maximum necessary size in pixels for a video for iPhone?
50225
How resize image from gallery?
3359
When resaving JPEGs, the file size increases, but the quality is not changed – why?
10688
How to convert a HEIF/HEIC image to JPEG in El Capitan?
137771
Get human readable version of file size?
49523
How can I reduce the file sizes of the original versions of uploaded image files?
143177
Compress/Decompress NSString in objective-c (iphone) using GZIP or deflate
65621
How to show file size of featured image?
104985
How to create a file with a given size in Linux?