FLV_STREAM_TYPE_NB   50 libavformat/flvdec.c     uint8_t *new_extradata[FLV_STREAM_TYPE_NB];
FLV_STREAM_TYPE_NB   51 libavformat/flvdec.c     int new_extradata_size[FLV_STREAM_TYPE_NB];
FLV_STREAM_TYPE_NB  789 libavformat/flvdec.c     for (i=0; i<FLV_STREAM_TYPE_NB; i++)