Current File : //usr/man/man3mlib/mlib_SignalConvertShift_F32_U8.3mlib

'\" te
.\" Copyright (c) 2007, Sun Microsystems, Inc.  All Rights Reserved 
.TH mlib_SignalConvertShift_F32_U8 3MLIB "2 Mar 2007" "SunOS 5.11" "mediaLib Library Functions"
.SH NAME
mlib_SignalConvertShift_F32_U8, mlib_SignalConvertShift_F32_S8, mlib_SignalConvertShift_F32_S16, mlib_SignalConvertShift_F32_S32, mlib_SignalConvertShift_F32S_U8S, mlib_SignalConvertShift_F32S_S8S, mlib_SignalConvertShift_F32S_S16S, mlib_SignalConvertShift_F32S_S32S \- data type convert with shifting
.SH SYNOPSIS
.LP
.nf
cc [ \fIflag\fR... ] \fIfile\fR... \fB-lmlib\fR [ \fIlibrary\fR... ]
#include <mlib.h>

\fBmlib_status\fR \fBmlib_SignalConvertShift_F32_U8\fR(\fBmlib_f32 *\fR\fIdst\fR, \fBconst mlib_u8 *\fR\fIsrc\fR,
     \fBmlib_s32\fR \fIshift\fR, \fBmlib_s32\fR \fIn\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_SignalConvertShift_F32_S8\fR(\fBmlib_f32 *\fR\fIdst\fR, \fBconst mlib_s8 *\fR\fIsrc\fR,
     \fBmlib_s32\fR \fIshift\fR, \fBmlib_s32\fR \fIn\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_SignalConvertShift_F32_S16\fR(\fBmlib_f32 *\fR\fIdst\fR, \fBconst mlib_s16 *\fR\fIsrc\fR,
     \fBmlib_s32\fR \fIshift\fR, \fBmlib_s32\fR \fIn\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_SignalConvertShift_F32_S32\fR(\fBmlib_f32 *\fR\fIdst\fR, \fBconst mlib_s32 *\fR\fIsrc\fR,
     \fBmlib_s32\fR \fIshift\fR, \fBmlib_s32\fR \fIn\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_SignalConvertShift_F32S_U8S\fR(\fBmlib_f32 *\fR\fIdst\fR, \fBconst mlib_u8 *\fR\fIsrc\fR,
     \fBmlib_s32\fR \fIshift\fR, \fBmlib_s32\fR \fIn\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_SignalConvertShift_F32S_S8S\fR(\fBmlib_f32 *\fR\fIdst\fR, \fBconst mlib_s8 *\fR\fIsrc\fR,
     \fBmlib_s32\fR \fIshift\fR, \fBmlib_s32\fR \fIn\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_SignalConvertShift_F32S_S16S\fR(\fBmlib_f32 *\fR\fIdst\fR, \fBconst mlib_s16 *\fR\fIsrc\fR,
     \fBmlib_s32\fR \fIshift\fR, \fBmlib_s32\fR \fIn\fR);
.fi

.LP
.nf
\fBmlib_status\fR \fBmlib_SignalConvertShift_F32S_S32S\fR(\fBmlib_f32 *\fR\fIdst\fR, \fBconst mlib_s32 *\fR\fIsrc\fR,
     \fBmlib_s32\fR \fIshift\fR, \fBmlib_s32\fR \fIn\fR);
.fi

.SH DESCRIPTION
.sp
.LP
Each of these functions performs data type convert with shifting.
.sp
.LP
The following equation is used: 
.sp
.in +2
.nf
dst[i] = src[i] * 2**shift
.fi
.in -2

.sp
.LP
See the following table for available variations of this group of data type convert functions.
.sp

.sp
.TS
tab();
cw(1.83i) cw(1.83i) cw(1.83i) 
lw(1.83i) lw(1.83i) lw(1.83i) 
.
Type [*]F32F32S
_
U8Y
S8Y
_
S16Y
_
S32Y
_
U8SY
_
S8SY
_
S16SY
_
S32SY
.TE

.sp
.LP
[*] Each row represents a source data type. Each column represents a destination data type.
.SH PARAMETERS
.sp
.LP
Each of the functions takes the following arguments:
.sp
.ne 2
.mk
.na
\fB\fIdst\fR\fR
.ad
.RS 9n
.rt  
Destination signal array.
.RE

.sp
.ne 2
.mk
.na
\fB\fIsrc\fR\fR
.ad
.RS 9n
.rt  
Source signal array.
.RE

.sp
.ne 2
.mk
.na
\fB\fIshift\fR\fR
.ad
.RS 9n
.rt  
Left shifting factor.
.RE

.sp
.ne 2
.mk
.na
\fB\fIn\fR\fR
.ad
.RS 9n
.rt  
Number of samples in the source signal arrays.
.RE

.SH RETURN VALUES
.sp
.LP
Each of the functions returns \fBMLIB_SUCCESS\fR if successful. Otherwise it returns \fBMLIB_FAILURE\fR.
.SH ATTRIBUTES
.sp
.LP
See \fBattributes\fR(5) for descriptions of the following attributes:
.sp

.sp
.TS
tab() box;
cw(2.75i) |cw(2.75i) 
lw(2.75i) |lw(2.75i) 
.
ATTRIBUTE TYPEATTRIBUTE VALUE
_
Interface StabilityCommitted
_
MT-LevelMT-Safe
.TE

.SH SEE ALSO
.sp
.LP
\fBmlib_SignalConvertShift_U8_S8_Sat\fR(3MLIB), \fBattributes\fR(5)