ff_msmpeg4_encode_ext_header 3542 libavcodec/mpegvideo_enc.c         ff_msmpeg4_encode_ext_header(s);
ff_msmpeg4_encode_ext_header   55 libavcodec/msmpeg4.h void ff_msmpeg4_encode_ext_header(MpegEncContext *s);
ff_msmpeg4_encode_ext_header  251 libavcodec/msmpeg4enc.c             ff_msmpeg4_encode_ext_header(s);