Man page - dec_aec(3)
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apt-get install libg2c-dev
Manual
decenc_aec.c
NAMESYNOPSIS
Functions
Detailed Description
Function Documentation
int dec_aec (unsigned char * cpack, g2int len, g2int nbits, g2int flags,g2int block_size, g2int rsi, unsigned char * cfld, g2int cfldlen)
int enc_aec (unsigned char * data, g2int ctemplen, g2int nbits, g2intflags, g2int block_size, g2int rsi, unsigned char * aecbuf, g2int *aecbuflen)
Author
NAME
decenc_aec.c - Decode/encode an AEC code stream.
SYNOPSIS
#include
’grib2_int.h’
#include <libaec.h>
#include <stdint.h>
#include <stdio.h>
Functions
int
dec_aec
(unsigned char *cpack,
g2int
len,
g2int
nbits,
g2int
flags,
g2int
block_size,
g2int
rsi, unsigned char *cfld,
g2int
cfldlen)
Decode an AEC code stream specified in the
CCSDS
121.0-B-3 Blue Book
.
int
enc_aec
(unsigned char *data,
g2int
ctemplen,
g2int
nbits,
g2int
flags,
g2int
block_size,
g2int
rsi, unsigned char
*aecbuf,
g2int
*aecbuflen)
Encode data into an AEC code stream specified in the
CCSDS 121.0-B-3 Blue Book
.
Detailed Description
Decode/encode an AEC code stream.
Author
Eric Engle
Date
2023-10-16
Definition in file decenc_aec.c .
Function Documentation
int dec_aec (unsigned char * cpack, g2int len, g2int nbits, g2int flags,g2int block_size, g2int rsi, unsigned char * cfld, g2int cfldlen)
Decode an AEC code stream specified in the CCSDS 121.0-B-3 Blue Book .
Parameters
cpack
Pointer to buffer
that holds the input AEC code stream.
len
Length (in bytes) of the buffer that holds the input
AEC code stream.
nbits
CCSDS bits per sample.
flags
CCSDS compression options mask.
block_size
CCSDS block size.
rsi
CCSDS reference sample interval.
cfld
Pointer to output buffer from the AEC decoder.
cfldlen
length of output buffer.
Returns
|
• |
>0 Length of data from AEC decoder |
|||
|
• |
0 Successful decode (AEC_OK) |
|||
|
• |
-1 AEC_CONF_ERROR |
|||
|
• |
-2 AEC_STREAM_ERROR |
|||
|
• |
-3 AEC_DATA_ERROR |
|||
|
• |
-4 AEC_MEM_ERROR |
|||
|
• |
-5 AEC_RSI_OFFSETS_ERROR |
Author
Eric Engle
Date
2023-10-16
Definition at line 38 of file decenc_aec.c .
References LOG .
Referenced by aecunpack_int() .
int enc_aec (unsigned char * data, g2int ctemplen, g2int nbits, g2intflags, g2int block_size, g2int rsi, unsigned char * aecbuf, g2int *aecbuflen)
Encode data into an AEC code stream specified in the CCSDS 121.0-B-3 Blue Book .
Parameters
data
Pointer to buffer
that holds the input data.
ctemplen
Length (in bytes) of the buffer that holds the
input data..
nbits
CCSDS bits per sample.
flags
CCSDS compression options mask.
block_size
CCSDS block size.
rsi
CCSDS reference sample interval.
aecbuf
Pointer to buffer holding the AEC encoded stream.
aecbuflen
Length of AEC code stream.
Returns
|
• |
>0 Exact length of AEC encoded data. |
|||
|
• |
0 Successful decode (AEC_OK) |
|||
|
• |
-1 AEC_CONF_ERROR |
|||
|
• |
-2 AEC_STREAM_ERROR |
|||
|
• |
-3 AEC_DATA_ERROR |
|||
|
• |
-4 AEC_MEM_ERROR |
|||
|
• |
-5 AEC_RSI_OFFSETS_ERROR |
Author
Eric Engle
Date
2023-10-16
Definition at line 108 of file decenc_aec.c .
References LOG .
Referenced by aecpack_int() .
Author
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