need_output      4660 fftools/ffmpeg.c         if (!need_output()) {
need_output       902 libavcodec/mfenc.c     int need_input = 1, need_output = 1;
need_output       904 libavcodec/mfenc.c     for (n = 0; n < 2 && (need_input || need_output); n++) {
need_output       913 libavcodec/mfenc.c         need_output = ret < 1;
need_output       915 libavcodec/mfenc.c     if (need_input || need_output) {
need_output       917 libavcodec/mfenc.c                need_input, need_output);