MATROSKA_ID_AUDIOSAMPLINGFREQ  498 libavformat/matroskadec.c     { MATROSKA_ID_AUDIOSAMPLINGFREQ,    EBML_FLOAT, 0, offsetof(MatroskaTrackAudio, samplerate), { .f = 8000.0 } },
MATROSKA_ID_AUDIOSAMPLINGFREQ 1330 libavformat/matroskaenc.c         put_ebml_float (pb, MATROSKA_ID_AUDIOSAMPLINGFREQ, sample_rate);
MATROSKA_ID_AUDIOSAMPLINGFREQ 2212 libavformat/matroskaenc.c             put_ebml_float(mkv->track.bc, MATROSKA_ID_AUDIOSAMPLINGFREQ, track->sample_rate);