AV_HMAC_SHA1       93 libavformat/srtp.c     s->hmac = av_hmac_alloc(AV_HMAC_SHA1);
AV_HMAC_SHA1       75 libavutil/hmac.c     case AV_HMAC_SHA1:
AV_HMAC_SHA1      234 libavutil/hmac.c     hmac = av_hmac_alloc(AV_HMAC_SHA1);