free_fragment     334 libavformat/dashdec.c         free_fragment(&pls->fragments[i]);
free_fragment     355 libavformat/dashdec.c     free_fragment(&pls->cur_seg);
free_fragment     356 libavformat/dashdec.c     free_fragment(&pls->init_section);
free_fragment    1802 libavformat/dashdec.c         free_fragment(&v->cur_seg);