qccwavzerotreeread.3

spiht for linux this is used to decod and encode vedio i wich all enjoy

.TH QCCWAVZEROTREEREAD 3 "QCCPACK" ""
.SH NAME
QccWAVZerotreeRead
QccWAVZerotreeWrite
 \- 
read and write zerotree structures to
.BR ZT -format
files
.SH SYNOPSIS
.B #include "libQccPack.h"
.sp
.BI "int QccWAVZerotreeRead(QccWAVZerotree *" zerotree );
.br
.BI "int QccWAVZerotreeWrite(const QccWAVZerotree *" zerotree );
.SH DESCRIPTION
.LP
.BR QccWAVZerotreeRead()
reads the
.BR ZT -format
file specifed by
.IR zerotree -> filename
into 
.IR zerotree .
If 
.I zerotree
is not already allocated (as evidenced by
.IR zerotree -> zerotree
= NULL), a call is made to
.BR QccWAVZerotreeAlloc (3)
to allocate space for the zerotree data before reading the file.
.LP
.BR QccWAVZerotreeWrite()
writes the zerotree structure in
.I zerotree
as the
.BR ZT -format
file whose name is given as
.IR zerotree -> filename .
.SH "RETURN VALUE"
These routines return 0 on success, and 1 on failure.
.SH "SEE ALSO"
.BR QccWAVZerotree (3),
.BR QccPackWAV (3),
.BR QccPack (3)
.LP
J. M. Shapiro,
"Embedded Image Coding Using Zerotrees of Wavelet Coefficients,"
.IR "IEEE Transactions on Signal Processing" ,
vol. 41, no. 12, pp. 3445-3462, December 1993.
.SH AUTHOR
Copyright (C) 1997-2009  James E. Fowler
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