AVFILTER_CMD_FLAG_FAST 1296 libavfilter/avfiltergraph.c     if ((flags & AVFILTER_CMD_FLAG_ONE) && !(flags & AVFILTER_CMD_FLAG_FAST)) {
AVFILTER_CMD_FLAG_FAST 1297 libavfilter/avfiltergraph.c         r = avfilter_graph_send_command(graph, target, cmd, arg, res, res_len, flags | AVFILTER_CMD_FLAG_FAST);