How to get the size of a video using ffmpeg? Command: ffmpeg -i my_video.mp4 Output: ...
Duration: 00:00:20.83, start: 0.000000, bitrate: 18459 kb/s
Stream #0:0[0x1](und): Video: h264 (High) (avc1 / 0x31637661), yuv420p(progressive), 1048x872, 18457 kb/s, 30 fps, 30 tbr, 15360 tbn (default)
... The video in this example has a width of 1048 and a hight of 872 pixels. How to crop a video using ffmpeg?