+ fprintf(stderr, " source URL given)\n");
+ fprintf(stderr, " -q, --interpolation-quality N 1 = fastest\n");
+ fprintf(stderr, " 2 = default (realtime 720p on fast embedded GPUs)\n");
+ fprintf(stderr, " 3 = good (realtime 720p on GTX 970 or so)\n");
+ fprintf(stderr, " 4 = best (not realtime on any current GPU)\n");
+ fprintf(stderr, " -d, --working-directory DIR where to store frames and database\n");