ff_spdif_probe     63 libavformat/spdif.h int ff_spdif_probe(const uint8_t *p_buf, int buf_size, enum AVCodecID *codec);
ff_spdif_probe    109 libavformat/spdifdec.c     return ff_spdif_probe (p->buf, p->buf_size, &codec);
ff_spdif_probe    484 libavformat/wavdec.c         ret = ff_spdif_probe(s->pb->buffer, s->pb->buf_end - s->pb->buffer,