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Add an option to display the output image

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git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@514 632fc199-4ca6-4c93-a231-07263d6284db
This commit is contained in:
DRC
2011-03-07 09:59:08 +00:00
parent 1da67e18a3
commit 16c7077887
1 changed files with 25 additions and 8 deletions
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33
java/TJExample.java
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@@ -34,6 +34,7 @@
import java.io.*;
import java.awt.image.*;
import javax.imageio.*;
import javax.swing.*;
import org.libjpegturbo.turbojpeg.*;
public class TJExample {
@@ -76,6 +77,8 @@ public class TJExample {
System.out.println(" evenly divible by the MCU block size (8x8 if the source image was");
System.out.println(" compressed using no subsampling or grayscale, or 16x8 for 4:2:2 or 16x16");
System.out.println(" for 4:2:0.)\n");
System.out.println("-display = Display output image (Output file need not be specified in this");
System.out.println(" case.)\n");
System.exit(1);
}
@@ -99,9 +102,10 @@ public class TJExample {
int scaleNum = 1, scaleDenom = 1;
String inFormat = "jpg", outFormat = "jpg";
int outSubsamp = -1, outQual = 95;
boolean display = false;
if(argv.length > 2) {
for(int i = 2; i < argv.length; i++) {
if(argv.length > 1) {
for(int i = 1; i < argv.length; i++) {
if(argv[i].length() < 2) continue;
if(argv[i].length() > 2
&& argv[i].substring(0, 3).equalsIgnoreCase("-sc")) {
@@ -177,14 +181,20 @@ public class TJExample {
xform.width = tempw; xform.height = temph;
xform.options |= TJ.XFORM_CROP;
}
if(argv[i].substring(0, 2).equalsIgnoreCase("-d"))
display = true;
}
}
String[] inFileTokens = argv[0].split("\\.");
if(inFileTokens.length > 1)
inFormat = inFileTokens[inFileTokens.length - 1];
String[] outFileTokens = argv[1].split("\\.");
if(outFileTokens.length > 1)
outFormat = outFileTokens[outFileTokens.length - 1];
String[] outFileTokens;
if(display) outFormat = "bmp";
else {
outFileTokens = argv[1].split("\\.");
if(outFileTokens.length > 1)
outFormat = outFileTokens[outFileTokens.length - 1];
}
File file = new File(argv[0]);
int width, height, subsamp = TJ.SAMP_444;
@@ -249,10 +259,17 @@ public class TJExample {
}
}
System.gc();
System.out.print("Dest. Image (" + outFormat + "): " + width + " x "
+ height + " pixels");
if(!display)
System.out.print("Dest. Image (" + outFormat + "): " + width + " x "
+ height + " pixels");
if(outFormat.equalsIgnoreCase("jpg")) {
if(display) {
ImageIcon icon = new ImageIcon(img);
JLabel label = new JLabel(icon, JLabel.CENTER);
JOptionPane.showMessageDialog(null, label, "Output Image",
JOptionPane.PLAIN_MESSAGE);
}
else if(outFormat.equalsIgnoreCase("jpg")) {
System.out.println(", " + sampName[outSubsamp]
+ " subsampling, quality = " + outQual);
TJCompressor tjc = new TJCompressor();