Support wav files with fmt tags longer than 16 bytes
Support wav files with fmt tags longer than 16 bytes

BelledonneCommunications/opencore-amr,yxl/opencore-amr-js,lyx2014/-opencore-amr,yxl/opencore-amr-js,yxl/opencore-amr-js,lyx2014/-opencore-amr,jiangjianping/opencore-amr,jiangjianping/opencore-amr,yxl/opencore-amr-js,yxl/opencore-amr-js,BelledonneCommunications/opencore-amr