LibJPEG
ONE_HALF
is only used within LibJPEG.
Symbol previews are coming soon...
Symbols
loading...
Files
loading...
CodeScope
STM32 Libraries and Samples
LibJPEG
ONE_HALF
ONE_HALF macro
Syntax
from
jccolor.c:61
#define
ONE_HALF
(
(
INT32
)
1
<
<
(
SCALEBITS
-
1
)
)
References
Location
Text
jccolor.c:61
#define
ONE_HALF
(
(
INT32
)
1
<
<
(
SCALEBITS
-
1
)
)
jdcolor.c:70
#define
ONE_HALF
(
(
INT32
)
1
<
<
(
SCALEBITS
-
1
)
)
jdmerge.c:73
#define
ONE_HALF
(
(
INT32
)
1
<
<
(
SCALEBITS
-
1
)
)
jccolor.c:101
rgb_ycc_tab
[
i
+
B_Y_OFF
]
=
FIX
(
0.11400
)
*
i
+
ONE_HALF
;
jccolor.c:108
rgb_ycc_tab
[
i
+
B_CB_OFF
]
=
FIX
(
0.50000
)
*
i
+
CBCR_OFFSET
+
ONE_HALF
-
1
;
jdcolor.c:116
RIGHT_SHIFT
(
FIX
(
1.40200
)
*
x
+
ONE_HALF
,
SCALEBITS
)
;
jdcolor.c:119
RIGHT_SHIFT
(
FIX
(
1.77200
)
*
x
+
ONE_HALF
,
SCALEBITS
)
;
jdcolor.c:124
cconvert
->
Cb_g_tab
[
i
]
=
(
-
FIX
(
0.34414
)
)
*
x
+
ONE_HALF
;
jdcolor.c:203
rgb_y_tab
[
i
+
B_Y_OFF
]
=
FIX
(
0.11400
)
*
i
+
ONE_HALF
;
jdmerge.c:108
RIGHT_SHIFT
(
FIX
(
1.40200
)
*
x
+
ONE_HALF
,
SCALEBITS
)
;
jdmerge.c:111
RIGHT_SHIFT
(
FIX
(
1.77200
)
*
x
+
ONE_HALF
,
SCALEBITS
)
;
jdmerge.c:116
upsample
->
Cb_g_tab
[
i
]
=
(
-
FIX
(
0.34414
)
)
*
x
+
ONE_HALF
;