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f1fd07e6
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dragonwell8_jdk
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f1fd07e6
编写于
11月 20, 2012
作者:
B
bae
浏览文件
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浏览文件
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电子邮件补丁
差异文件
8002325: Improve management of images
Reviewed-by: prr, ahgross
上级
eeda34b3
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
21 addition
and
0 deletion
+21
-0
src/share/native/sun/awt/image/awt_parseImage.c
src/share/native/sun/awt/image/awt_parseImage.c
+20
-0
src/share/native/sun/awt/image/awt_parseImage.h
src/share/native/sun/awt/image/awt_parseImage.h
+1
-0
未找到文件。
src/share/native/sun/awt/image/awt_parseImage.c
浏览文件 @
f1fd07e6
...
...
@@ -223,9 +223,14 @@ int awt_parseRaster(JNIEnv *env, jobject jraster, RasterS_t *rasterP) {
return
0
;
}
rasterP
->
sppsm
.
isUsed
=
0
;
if
((
*
env
)
->
IsInstanceOf
(
env
,
rasterP
->
jsampleModel
,
(
*
env
)
->
FindClass
(
env
,
"java/awt/image/SinglePixelPackedSampleModel"
)))
{
jobject
jmask
,
joffs
,
jnbits
;
rasterP
->
sppsm
.
isUsed
=
1
;
rasterP
->
sppsm
.
maxBitSize
=
(
*
env
)
->
GetIntField
(
env
,
rasterP
->
jsampleModel
,
g_SPPSMmaxBitID
);
...
...
@@ -711,6 +716,21 @@ setHints(JNIEnv *env, BufImageS_t *imageP) {
}
else
if
(
cmodelP
->
cmType
==
DIRECT_CM_TYPE
||
cmodelP
->
cmType
==
PACKED_CM_TYPE
)
{
int
i
;
/* do some sanity check first: make sure that
* - sample model is SinglePixelPackedSampleModel
* - number of bands in the raster corresponds to the number
* of color components in the color model
*/
if
(
!
rasterP
->
sppsm
.
isUsed
||
rasterP
->
numBands
!=
cmodelP
->
numComponents
)
{
/* given raster is not compatible with the color model,
* so the operation has to be aborted.
*/
return
-
1
;
}
if
(
cmodelP
->
maxNbits
>
8
)
{
hintP
->
needToExpand
=
TRUE
;
hintP
->
expandToNbits
=
cmodelP
->
maxNbits
;
...
...
src/share/native/sun/awt/image/awt_parseImage.h
浏览文件 @
f1fd07e6
...
...
@@ -95,6 +95,7 @@ typedef struct {
jint
offsets
[
MAX_NUMBANDS
];
jint
nBits
[
MAX_NUMBANDS
];
jint
maxBitSize
;
jint
isUsed
;
// flag to indicate whether the raster sample model is SPPSM
}
SPPSampleModelS_t
;
/* Struct that holds information for the Raster object */
...
...
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