function?[]?=?computemvs2（filename）;
%Function?for?computing?motion?vectors
%for?a?series?of?frames.

moviesize?=?size（filename）;
numframes?=?10;
frameskip?=?5;
bsize?=?8;
Y?=?read_frame_qcif（filename?1）;
framesize?=?size（Y）;
originalmov?=?zeros（framesize（1）?framesize（2）?numframes）;
n1blocks?=?framesize（1）/bsize;
n2blocks?=?framesize（2）/bsize;
originalmov（::1）?=?Y;
for?i=2:numframes
Y?=?read_frame_qcif（filename?（i-1）*frameskip+1）;
originalmov（::i）?=?Y;
end
mvs?=?zeros（n1blocks?n2blocks?2?numframes-1）;
noisemse?=?mvnoise（originalmov（::1）?originalmov（::2）?bsize）;
for?i=1:（numframes-1）
fprintf（‘\nCalculating?Motion?Vectors?on?frame?#%d........\n\n‘?（i-
1）*frameskip+1）;
mvs（:::i）?=?mv（originalmov（::i）?originalmov（::i+1）?noisemse
bsize）;
end
fprintf（‘\nDone?computing?motion?data?for?%s.\n\n‘?filename）;
save?moviemotiondata2

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1190??2004-09-18?15:42??mvnoise.m

?????文件???????2055??2004-09-18?15:46??trace2.m

?????文件???????2233??2004-09-18?15:50??trace2boverlap.m

?????文件???????2240??2004-09-18?15:50??trace2overlap.m

?????文件???????2057??2004-09-18?15:48??trace3.m

?????文件???????2534??2004-09-18?15:48??tracemotion.m

?????文件????????886??2004-09-18?15:43??computemvs2.m

?????文件???????1074??2004-09-18?15:44??getmovobject2.m

?????文件????????884??2004-09-18?15:45??getmovobject3.m

?????文件????????907??2004-09-18?15:45??getmovobject4.m

?????文件???????1161??2004-09-18?15:41??mv.m

-----------?---------??----------?-----??----

????????????????17221????????????????????11