ff_framesync_get_frame   29 libavfilter/dualinput.c     if ((ret = ff_framesync_get_frame(&s->fs, 0, &mainpic,   1)) < 0 ||
ff_framesync_get_frame   30 libavfilter/dualinput.c         (ret = ff_framesync_get_frame(&s->fs, 1, &secondpic, 0)) < 0) {
ff_framesync_get_frame  268 libavfilter/framesync.h int ff_framesync_get_frame(FFFrameSync *fs, unsigned in, AVFrame **rframe,
ff_framesync_get_frame  150 libavfilter/vf_mergeplanes.c         if ((ret = ff_framesync_get_frame(&s->fs, i, &in[i], 0)) < 0)