FLV_SAMPLERATE_11025HZ  145 libavformat/flvenc.c         return FLV_CODECID_SPEEX | FLV_SAMPLERATE_11025HZ | FLV_SAMPLESSIZE_16BIT;
FLV_SAMPLERATE_11025HZ  163 libavformat/flvenc.c             flags |= FLV_SAMPLERATE_11025HZ;