find_header_idx   196 libavformat/nutenc.c                     ft->header_idx = find_header_idx(s, codec, -1, key_frame);
find_header_idx   215 libavformat/nutenc.c                     ft->header_idx = find_header_idx(s, codec, frame_bytes + pred, key_frame);
find_header_idx   262 libavformat/nutenc.c                     ft->header_idx = find_header_idx(s, codec, -1, key_frame);