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Mathis Rosenhauer
libaec
Commits
73f386c3
Commit
73f386c3
authored
Feb 04, 2014
by
Mathis Rosenhauer
Browse files
reformatting, option renaming and help
parent
98f41b09
Changes
1
Hide whitespace changes
Inline
Side-by-side
src/aec.c
View file @
73f386c3
...
...
@@ -85,21 +85,20 @@ int main(int argc, char *argv[])
opterr
=
0
;
while
((
c
=
getopt
(
argc
,
argv
,
"d3Mscb:B:R:J:"
))
!=
-
1
)
switch
(
c
)
{
switch
(
c
)
{
case
'd'
:
dflag
=
1
;
break
;
case
'b'
:
chunk
=
atoi
(
optarg
);
break
;
case
'
B
'
:
case
'
n
'
:
strm
.
bits_per_sample
=
atoi
(
optarg
);
break
;
case
'
J
'
:
case
'
j
'
:
strm
.
block_size
=
atoi
(
optarg
);
break
;
case
'
R
'
:
case
'
r
'
:
strm
.
rsi
=
atoi
(
optarg
);
break
;
case
'c'
:
...
...
@@ -108,7 +107,7 @@ int main(int argc, char *argv[])
case
's'
:
strm
.
flags
|=
AEC_DATA_SIGNED
;
break
;
case
'
M
'
:
case
'
m
'
:
strm
.
flags
|=
AEC_DATA_MSB
;
break
;
case
'3'
:
...
...
@@ -128,25 +127,29 @@ int main(int argc, char *argv[])
abort
();
}
if
(
optind
<
argc
)
{
if
(
optind
<
argc
)
{
infn
=
argv
[
optind
];
}
else
{
fprintf
(
stderr
,
"Usage: %s [ -c ] [ -b chunksize ] name
\n
"
,
argv
[
0
]);
}
else
{
fprintf
(
stderr
,
"Usage: %s [OPTION] SOURCE
\n
"
,
argv
[
0
]);
fprintf
(
stderr
,
"
\n
OPTIONS
\n
"
);
fprintf
(
stderr
,
"-3
\n
24 bit samples are sored in 3 bytes
\n
"
);
fprintf
(
stderr
,
"-b
\n
internal buffer size
\n
"
);
fprintf
(
stderr
,
"-c
\n
write output on standard output
\n
"
);
fprintf
(
stderr
,
"-d
\n
decode SOURCE. If -d is not specified encode.
\n
"
);
fprintf
(
stderr
,
"-j
\n
block size in samples
\n
"
);
fprintf
(
stderr
,
"-m
\n
samples are MSB first. Default is LSB
\n
"
);
fprintf
(
stderr
,
"-n
\n
bits per sample
\n
"
);
fprintf
(
stderr
,
"-r
\n
reference sample interval in blocks
\n
"
);
fprintf
(
stderr
,
"-s
\n
samples are signed. Default is unsigned
\n\n
"
);
exit
(
-
1
);
}
if
(
strm
.
bits_per_sample
>
16
)
{
if
(
strm
.
bits_per_sample
>
16
)
{
if
(
strm
.
bits_per_sample
<=
24
&&
strm
.
flags
&
AEC_DATA_3BYTE
)
chunk
*=
3
;
else
chunk
*=
4
;
}
else
if
(
strm
.
bits_per_sample
>
8
)
{
}
else
if
(
strm
.
bits_per_sample
>
8
)
{
chunk
*=
2
;
}
...
...
@@ -168,27 +171,20 @@ int main(int argc, char *argv[])
if
((
infp
=
fopen
(
infn
,
"r"
))
==
NULL
)
exit
(
-
1
);
if
(
cflag
)
{
if
(
cflag
)
{
outfp
=
stdout
;
}
else
{
}
else
{
outfn
=
malloc
(
strlen
(
infn
)
+
4
);
if
(
outfn
==
NULL
)
exit
(
-
1
);
if
(
dflag
)
{
if
((
ext
=
strstr
(
infn
,
".rz"
))
==
NULL
)
{
if
(
dflag
)
{
if
((
ext
=
strstr
(
infn
,
".rz"
))
==
NULL
)
{
fprintf
(
stderr
,
"Error: input file needs to end with .rz
\n
"
);
exit
(
-
1
);
}
strncpy
(
outfn
,
infn
,
ext
-
infn
);
}
else
{
}
else
{
sprintf
(
outfn
,
"%s.rz"
,
infn
);
}
...
...
@@ -196,21 +192,16 @@ int main(int argc, char *argv[])
exit
(
-
1
);
}
if
(
dflag
)
{
if
(
dflag
)
{
if
(
aec_decode_init
(
&
strm
)
!=
AEC_OK
)
return
1
;
}
else
{
}
else
{
if
(
aec_encode_init
(
&
strm
)
!=
AEC_OK
)
return
1
;
}
while
(
input_avail
||
output_avail
)
{
if
(
strm
.
avail_in
==
0
&&
input_avail
)
{
while
(
input_avail
||
output_avail
)
{
if
(
strm
.
avail_in
==
0
&&
input_avail
)
{
strm
.
avail_in
=
fread
(
in
,
1
,
chunk
,
infp
);
if
(
strm
.
avail_in
!=
chunk
)
input_avail
=
0
;
...
...
@@ -222,43 +213,33 @@ int main(int argc, char *argv[])
else
status
=
aec_encode
(
&
strm
,
AEC_NO_FLUSH
);
if
(
status
!=
AEC_OK
)
{
if
(
status
!=
AEC_OK
)
{
fprintf
(
stderr
,
"error is %i
\n
"
,
status
);
return
1
;
}
if
(
strm
.
total_out
-
total_out
>
0
)
{
if
(
strm
.
total_out
-
total_out
>
0
)
{
fwrite
(
out
,
strm
.
total_out
-
total_out
,
1
,
outfp
);
total_out
=
strm
.
total_out
;
output_avail
=
1
;
strm
.
next_out
=
out
;
strm
.
avail_out
=
chunk
;
}
else
{
}
else
{
output_avail
=
0
;
}
}
if
(
dflag
)
{
if
(
dflag
)
{
aec_decode_end
(
&
strm
);
}
else
{
if
((
status
=
aec_encode
(
&
strm
,
AEC_FLUSH
))
!=
AEC_OK
)
{
}
else
{
if
((
status
=
aec_encode
(
&
strm
,
AEC_FLUSH
))
!=
AEC_OK
)
{
fprintf
(
stderr
,
"error is %i
\n
"
,
status
);
return
1
;
}
if
(
strm
.
total_out
-
total_out
>
0
)
{
fwrite
(
out
,
strm
.
total_out
-
total_out
,
1
,
outfp
);
}
aec_encode_end
(
&
strm
);
}
...
...
@@ -267,8 +248,7 @@ int main(int argc, char *argv[])
fclose
(
outfp
);
free
(
in
);
free
(
out
);
if
(
!
cflag
)
{
if
(
!
cflag
)
{
unlink
(
infn
);
free
(
outfn
);
}
...
...
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