LibJPEG
IDESCALE
is only used within LibJPEG.
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STM32 Libraries and Samples
LibJPEG
IDESCALE
IDESCALE macro
Syntax
from
jidctfst.c:159
#define
IDESCALE
(
x
,
n
)
(
(
int
)
IRIGHT_SHIFT
(
x
,
n
)
)
Arguments
x
n
References
Location
Text
jidctfst.c:159
#define
IDESCALE
(
x
,
n
)
(
(
int
)
IRIGHT_SHIFT
(
x
,
n
)
)
jidctfst.c:296
JSAMPLE
dcval
=
range_limit
[
IDESCALE
(
wsptr
[
0
]
,
PASS1_BITS
+
3
)
jidctfst.c:347
outptr
[
0
]
=
range_limit
[
IDESCALE
(
tmp0
+
tmp7
,
PASS1_BITS
+
3
)
jidctfst.c:349
outptr
[
7
]
=
range_limit
[
IDESCALE
(
tmp0
-
tmp7
,
PASS1_BITS
+
3
)
jidctfst.c:351
outptr
[
1
]
=
range_limit
[
IDESCALE
(
tmp1
+
tmp6
,
PASS1_BITS
+
3
)
jidctfst.c:353
outptr
[
6
]
=
range_limit
[
IDESCALE
(
tmp1
-
tmp6
,
PASS1_BITS
+
3
)
jidctfst.c:355
outptr
[
2
]
=
range_limit
[
IDESCALE
(
tmp2
+
tmp5
,
PASS1_BITS
+
3
)
jidctfst.c:357
outptr
[
5
]
=
range_limit
[
IDESCALE
(
tmp2
-
tmp5
,
PASS1_BITS
+
3
)
jidctfst.c:359
outptr
[
4
]
=
range_limit
[
IDESCALE
(
tmp3
+
tmp4
,
PASS1_BITS
+
3
)
jidctfst.c:361
outptr
[
3
]
=
range_limit
[
IDESCALE
(
tmp3
-
tmp4
,
PASS1_BITS
+
3
)