function?f=enframe（xwininc）
%ENframe?split?signal?up?into?（overlapping）?frames:?one?per?row.?F=（XWININC）
%
%	F?=?ENframe（XLEN）?splits?the?vector?X?up?into
%	frames.?Each?frame?is?of?length?LEN?and?occupies
%	one?row?of?the?output?matrix.?The?last?few?frames?of?X
%	will?be?ignored?if?its?length?is?not?divisible?by?LEN.
%	It?is?an?error?if?X?is?shorter?than?LEN.
%
%	F?=?ENframe（XLENINC）?has?frames?beginning?at?increments?of?INC
%	The?centre?of?frame?I?is?X（（I-1）*INC+（LEN+1）/2）?for?I=12...
%	The?number?of?frames?is?fix（（length（X）-LEN+INC）/INC）
%
%	F?=?ENframe（XWINDOW）?or?ENframe（XWINDOWINC）?multiplies
%	each?frame?by?WINDOW（:）

%	Copyright?（C）?Mike?Brookes?1997
%
%??????Last?modified?Tue?May?12?13:42:01?1998
%
%???VOICEBOX?home?page:?http://www.ee.ic.ac.uk/hp/staff/dmb/voicebox/voicebox.html
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%???This?program?is?free?software;?you?can?redistribute?it?and/or?modify
%???it?under?the?terms?of?the?GNU?General?Public?License?as?published?by
%???the?Free?Software?Foundation;?either?version?2?of?the?License?or
%???（at?your?option）?any?later?version.
%
%???This?program?is?distributed?in?the?hope?that?it?will?be?useful
%???but?WITHOUT?ANY?WARRANTY;?without?even?the?implied?warranty?of
%???MERCHANTABILITY?or?FITNESS?FOR?A?PARTICULAR?PURPOSE.??See?the
%???GNU?General?Public?License?for?more?details.
%
%???You?can?obtain?a?copy?of?the?GNU?General?Public?License?from
%???ftp://prep.ai.mit.edu/pub/gnu/COPYING-2.0?or?by?writing?to
%???Free?Software?Foundation?Inc.675?Mass?Ave?Cambridge?MA?02139?USA.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

nx=length（x）;
nwin=length（win）;
if?（nwin?==?1）
???len?=?win;
else
???len?=?nwin;
end
if?（nargin????inc?=?len;
end
nf?=?fix（（nx-len+inc）/inc）;
f=zeros（nflen）;
indf=?inc*（0:（nf-1））.‘;
inds?=?（1:len）;
f（:）?=?x（indf（:ones（1len））+inds（ones（nf1）:））;
if?（nwin?>?1）
????w?=?win（:）‘;
????f?=?f?.*?w（ones（nf1）:）;
end

?屬性????????????大小?????日期????時間???名稱
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?????文件???????2072??2017-06-07?23:16??基頻計算\enframe.m

?????文件????????879??2019-11-18?13:46??基頻計算\pitchcalculator.m

?????目錄??????????0??2019-11-18?13:47??基頻計算

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