sfheadermath (2.0-git)
index
system/seismic/Mheadermath.c
Documentation
Mathematical operations, possibly on header keys.

 
Synopsis
        sfheadermath < in.rsf > out.rsf segy=y nkey=-1 memsize=sf_memsize() key= output=

Known functions for float data:
cos, sin, tan, acos, asin, atan,
cosh, sinh, tanh, acosh, asinh, atanh,
exp, log, sqrt, abs, erf, erfc, sign

Known functions for int data: sign, abs

See also sfmath.

An addition operation can be performed by sfadd.

 
Parameters
       
 
string key=
key to replace
 
int memsize=sf_memsize()
Max amount of RAM (in Mb) to be used
 
int nkey=-1
number of key to replace
 
string output=
Describes the output in a mathematical notation.
 
bool segy=y [y/n]
if SEGY headers

 
Used In
       

 
DATA
        sigsbee/data2A
sigsbee/fs2B
sigsbee/nfs2B
sigsbee/ptest
sigsbee/pwemig
sigsbee/wemig
teapotdome/geom
teapotdome/tahsubset
viking/basicm8r
viking/firstlook

 
GALLERY
        bp/model
hessvti/model

 
GEO384S
        hw1/data
hw2/groundroll
hw2/land3d
hw3/dmo
hw3/nmo
hw3/nmo3d
hw4/teapot
hw5/pradon
hw6/gazdag
hw6/rtm

 
RSF
        su/rsflab11
su/rsflab14
su/rsflab15
su/rsflab16
tutorials/petro1
tutorials/well-tie

 
SWAG
        tau/iso

 
TCCS
        avo/avo2
deblend/fairfield-initmfnew
nmo3/mcelroy
optapert/rightSigsbee
ortho/orthofair
ovc/nankai
scan3/realdata
svmf/fairfield

 
TONGJI
        decoupledpropagation/hessvti.2nd.decoupled
qpwave/hessvti