Widely used for converting videos to optimized MP4/M4V formats with strong compression (e.g., H.264), recommended for balancing file size and quality.
The ftyp (File Type Box) identifies the major brand and compatible brands (e.g., isom , avc1 , mp41 ). g114.mp4
Discussion about posting (videos or) .gifs on this forum - Page 2 Widely used for converting videos to optimized MP4/M4V