VIDEOWRITER_PROP_KEY_INTERVAL top-level constant
int
const VIDEOWRITER_PROP_KEY_INTERVAL
(open-only) Set the key frame interval using raw video encapsulation (VIDEOWRITER_PROP_RAW_VIDEO != 0). Defaults to 1 when not set. FFmpeg back-end only.
Implementation
const int VIDEOWRITER_PROP_KEY_INTERVAL = 10;