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lafabregue
MultiCube
Commits
a14f220a
Commit
a14f220a
authored
Apr 12, 2018
by
balanche
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Progress bar for image loading (when generating overviews)
parent
76bfd602
Changes
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1 changed file
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71 additions
and
3 deletions
+71
-3
src/mustic/utils/image/reader/GDALImageReaderWrapper.java
src/mustic/utils/image/reader/GDALImageReaderWrapper.java
+71
-3
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src/mustic/utils/image/reader/GDALImageReaderWrapper.java
View file @
a14f220a
package
mustic.utils.image.reader
;
package
mustic.utils.image.reader
;
import
javax.swing.SwingWorker
;
import
org.gdal.gdal.Band
;
import
org.gdal.gdal.Band
;
import
org.gdal.gdal.Dataset
;
import
org.gdal.gdal.Dataset
;
import
org.gdal.gdal.ProgressCallback
;
import
org.gdal.gdal.gdal
;
import
org.gdal.gdal.gdal
;
import
org.gdal.gdalconst.gdalconst
;
import
org.gdal.gdalconst.gdalconst
;
import
jcl.utils.exceptions.MethodNotImplementedException
;
import
jcl.utils.exceptions.MethodNotImplementedException
;
import
mustic.gui.MainFrame
;
import
mustic.utils.tools.ProgressPropertyChangeListener
;
/**
/**
* Reader tool used to access to the data using the gdal library
* Reader tool used to access to the data using the gdal library
...
@@ -291,7 +296,7 @@ public class GDALImageReaderWrapper extends ReaderWrapper {
...
@@ -291,7 +296,7 @@ public class GDALImageReaderWrapper extends ReaderWrapper {
}
}
/*
/*
*
* Generates overviews if
* Generates overviews if
* @param filePath
* @param filePath
* The image file path
* The image file path
...
@@ -306,16 +311,79 @@ public class GDALImageReaderWrapper extends ReaderWrapper {
...
@@ -306,16 +311,79 @@ public class GDALImageReaderWrapper extends ReaderWrapper {
if
(
dataSet
==
null
)
{
if
(
dataSet
==
null
)
{
throw
new
Exception
(
"GDAL : Error when opening the file"
);
throw
new
Exception
(
"GDAL : Error when opening the file"
);
}
else
{
}
else
{
MainFrame
.
getProgressStatus
().
setMessage
(
"Loading file ..."
);
// if the overview list has not the same length OR
// if the overview list has not the same length OR
// the factor is the different (just tested for the first band)
// the factor is the different (just tested for the first band)
if
((
dataSet
.
GetRasterBand
(
1
).
GetOverviewCount
()
!=
overViewIDList
.
length
)
||
if
((
dataSet
.
GetRasterBand
(
1
).
GetOverviewCount
()
!=
overViewIDList
.
length
)
||
((
dataSet
.
GetRasterBand
(
1
).
GetOverview
(
0
).
getXSize
()
-
dataSet
.
getRasterXSize
()/
2
)
>
1
))
{
((
dataSet
.
GetRasterBand
(
1
).
GetOverview
(
0
).
getXSize
()
-
dataSet
.
getRasterXSize
()/
2
)
>
1
))
{
dataSet
.
BuildOverviews
(
overViewIDList
);
//Layers are generated in a background process using Swingworker.
//A progress bar is incremented to display loading progress
ImgLoadTask
task
=
new
ImgLoadTask
(
dataSet
,
overViewIDList
);
task
.
addPropertyChangeListener
(
new
ProgressPropertyChangeListener
());
task
.
execute
();
task
.
get
();
}
}
}
}
}
}
/**
* SwingWorker which generates pyramids layers in a background process
* and updates a progress bar
*
* @author Jean-Noël BALANCHE
*
*/
static
class
ImgLoadTask
extends
SwingWorker
<
Void
,
Void
>
{
private
int
[]
overViewIDList
=
null
;
private
Dataset
dataSet
=
null
;
private
int
layer
=
1
;
/**
* task to generate pyramide layers in a background process
*
* @param dataSet the dataset where to put the layers
* @param overViewIDList list of layers to generate
*/
public
ImgLoadTask
(
Dataset
dataSet
,
int
[]
overViewIDList
)
{
//initialize
this
.
dataSet
=
dataSet
;
this
.
overViewIDList
=
overViewIDList
;
}
@Override
public
Void
doInBackground
()
throws
Exception
{
System
.
out
.
println
(
"Nb layers to generate : "
+
overViewIDList
.
length
);
MainFrame
.
getProgressStatus
().
setMessage
(
"Generating overview "
+
layer
+
" of "
+
overViewIDList
.
length
);
dataSet
.
BuildOverviews
(
overViewIDList
,
new
ProgressCallback
(){
@Override
public
int
run
(
double
dfComplete
,
String
message
)
{
/* If BuildOverviews is calling ProgressCallback.run() for each layer : */
// double totalProgress = layer*100/overViewIDList.length+dfComplete*100/overViewIDList.length;
// setProgress((int) Math.min(totalProgress,100));
// if(dfComplete*100>=100) {
// layer++;
// MainFrame.getProgressStatus().setMessage("Generating overview "+layer+" of "+overViewIDList.length);
// }
/* If BuildOverviews is calling ProgressCallback.run() only one time :*/
MainFrame
.
getProgressStatus
().
setMessage
(
"Generating overview "
+
layer
+
" of "
+
overViewIDList
.
length
);
setProgress
((
int
)
(
100
*
dfComplete
));
if
(
dfComplete
*
100
>=
layer
*
100
/
overViewIDList
.
length
&&
dfComplete
*
100
<
100
)
{
layer
++;
MainFrame
.
getProgressStatus
().
setMessage
(
"Generating overview "
+
layer
+
" of "
+
overViewIDList
.
length
);
}
return
1
;
}
});
return
null
;
}
}
public
static
void
main
(
String
[]
args
)
{
public
static
void
main
(
String
[]
args
)
{
String
path
=
"/home/baptiste/Data/malaoui/evi_2013_2014.tif"
;
String
path
=
"/home/baptiste/Data/malaoui/evi_2013_2014.tif"
;
...
...
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