auxiliary_info_add_subsample  177 libavformat/movenccenc.c     ret = auxiliary_info_add_subsample(ctx, 0, size);
auxiliary_info_add_subsample  218 libavformat/movenccenc.c         auxiliary_info_add_subsample(ctx, 5, nal_end - nal_start - 1);
auxiliary_info_add_subsample  270 libavformat/movenccenc.c         auxiliary_info_add_subsample(ctx, nal_length_size + 1, nalsize - 1);