ff_init_poc      1140 libavcodec/h264.h int ff_init_poc(H264Context *h, int pic_field_poc[2], int *pic_poc);
ff_init_poc       394 libavcodec/h264_parser.c             ff_init_poc(h, field_poc, &s->output_picture_number);
ff_init_poc      1791 libavcodec/h264_slice.c     ff_init_poc(h, h->cur_pic_ptr->field_poc, &h->cur_pic_ptr->poc);