void av_close_input_file(AVFormatContext *s) { int i; if (s->iformat->read_close) s->iformat->read_close(s); for(i=0;i<s->nb_streams;i++) { av_free(s->streams[i]); } if (s->packet_buffer) { AVPacketList *p, *p1; p = s->packet_buffer; while (p != NULL) { p1 = p->next; av_free_packet(&p->pkt); av_free(p); p = p1; } s->packet_buffer = NULL; } if (!(s->iformat->flags & AVFMT_NOFILE)) { url_fclose(&s->pb); } av_free(s->priv_data); av_free(s); }