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Slight refactor to put ScalingFactor into its own class (mainly because the $ in the class name was wreaking havoc on the build scripts, but also to add a few convenience methods to it) and to create a separate loader class so we can provide a .jar file with the MinGW distribution that loads the correct DLL

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git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@557 632fc199-4ca6-4c93-a231-07263d6284db
This commit is contained in:
DRC
2011-04-02 02:09:03 +00:00
parent 86e51f2268
commit b2f9415a63
30 changed files with 504 additions and 243 deletions
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41
java/TJUnitTest.java
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@@ -238,14 +238,14 @@ public class TJUnitTest {
}
private static int checkBuf(byte[] buf, int w, int pitch, int h, int pf,
int subsamp, int scaleNum, int scaleDenom, int flags) throws Exception {
int subsamp, TJScalingFactor sf, int flags) throws Exception {
int roffset = TJ.getRedOffset(pf);
int goffset = TJ.getGreenOffset(pf);
int boffset = TJ.getBlueOffset(pf);
int ps = TJ.getPixelSize(pf);
int i, _i, j, retval = 1;
int halfway = 16 * scaleNum / scaleDenom;
int blockSize = 8 * scaleNum / scaleDenom;
int halfway = 16 * sf.getNum() / sf.getDenom();
int blockSize = 8 * sf.getNum() / sf.getDenom();
try {
for(_i = 0; _i < halfway; _i++) {
@@ -322,13 +322,13 @@ public class TJUnitTest {
}
private static int checkIntBuf(int[] buf, int w, int pitch, int h, int pf,
int subsamp, int scaleNum, int scaleDenom, int flags) throws Exception {
int subsamp, TJScalingFactor sf, int flags) throws Exception {
int rshift = TJ.getRedOffset(pf) * 8;
int gshift = TJ.getGreenOffset(pf) * 8;
int bshift = TJ.getBlueOffset(pf) * 8;
int i, _i, j, retval = 1;
int halfway = 16 * scaleNum / scaleDenom;
int blockSize = 8 * scaleNum / scaleDenom;
int halfway = 16 * sf.getNum() / sf.getDenom();
int blockSize = 8 * sf.getNum() / sf.getDenom();
try {
for(_i = 0; _i < halfway; _i++) {
@@ -405,7 +405,7 @@ public class TJUnitTest {
}
private static int checkImg(BufferedImage img, int pf,
int subsamp, int scaleNum, int scaleDenom, int flags) throws Exception {
int subsamp, TJScalingFactor sf, int flags) throws Exception {
WritableRaster wr = img.getRaster();
int imgtype = img.getType();
if(imgtype == BufferedImage.TYPE_INT_RGB
@@ -416,7 +416,7 @@ public class TJUnitTest {
DataBufferInt db = (DataBufferInt)wr.getDataBuffer();
int[] buf = db.getData();
return checkIntBuf(buf, img.getWidth(), pitch, img.getHeight(), pf,
subsamp, scaleNum, scaleDenom, flags);
subsamp, sf, flags);
}
else {
ComponentSampleModel sm = (ComponentSampleModel)img.getSampleModel();
@@ -424,7 +424,7 @@ public class TJUnitTest {
DataBufferByte db = (DataBufferByte)wr.getDataBuffer();
byte[] buf = db.getData();
return checkBuf(buf, img.getWidth(), pitch, img.getHeight(), pf, subsamp,
scaleNum, scaleDenom, flags);
sf, flags);
}
}
@@ -610,11 +610,11 @@ public class TJUnitTest {
private static void genTestBMP(TJDecompressor tjd, byte[] jpegBuf,
int jpegsize, int w, int h, int pf, String baseFilename, int subsamp,
int flags, int scaleNum, int scaleDenom) throws Exception {
int flags, TJScalingFactor sf) throws Exception {
String pfStr, tempstr;
double t;
int scaledWidth = (w * scaleNum + scaleDenom - 1) / scaleDenom;
int scaledHeight = (h * scaleNum + scaleDenom - 1) / scaleDenom;
int scaledWidth = sf.getScaled(w);
int scaledHeight = sf.getScaled(h);
int temp1, temp2;
BufferedImage img = null;
byte[] bmpBuf = null;
@@ -629,8 +629,8 @@ public class TJUnitTest {
System.out.print(pfStr + " ");
if((flags & TJ.FLAG_BOTTOMUP) != 0) System.out.print("Bottom-Up ");
else System.out.print("Top-Down ");
if(scaleNum != 1 || scaleDenom != 1)
System.out.print(scaleNum + "/" + scaleDenom + " ... ");
if(!sf.isOne())
System.out.print(sf.getNum() + "/" + sf.getDenom() + " ... ");
else System.out.print("... ");
}
@@ -658,7 +658,7 @@ public class TJUnitTest {
if(bi) {
tempstr = baseFilename + "_dec_" + pfStr + "_"
+ (((flags & TJ.FLAG_BOTTOMUP) != 0) ? "BU" : "TD") + "_"
+ subName[subsamp] + "_" + (double)scaleNum / (double)scaleDenom
+ subName[subsamp] + "_" + (double)sf.getNum() / (double)sf.getDenom()
+ "x" + ".png";
File file = new File(tempstr);
ImageIO.write(img, "png", file);
@@ -672,10 +672,9 @@ public class TJUnitTest {
}
}
else {
if((bi && checkImg(img, pf, subsamp, scaleNum, scaleDenom, flags) == 1)
if((bi && checkImg(img, pf, subsamp, sf, flags) == 1)
|| (!bi && checkBuf(bmpBuf, scaledWidth, scaledWidth
* TJ.getPixelSize(pf), scaledHeight, pf, subsamp, scaleNum,
scaleDenom, flags) == 1))
* TJ.getPixelSize(pf), scaledHeight, pf, subsamp, sf, flags) == 1))
System.out.print("Passed.");
else {
System.out.print("FAILED!"); exitStatus = -1;
@@ -689,14 +688,14 @@ public class TJUnitTest {
int flags) throws Exception {
int i;
if((subsamp == TJ.SAMP_444 || subsamp == TJ.SAMP_GRAY) && yuv == 0) {
TJ.ScalingFactor sf[] = TJ.getScalingFactors();
TJScalingFactor sf[] = TJ.getScalingFactors();
for(i = 0; i < sf.length; i++)
genTestBMP(tjd, jpegBuf, jpegsize, w, h, pf, baseFilename, subsamp,
flags, sf[i].num, sf[i].denom);
flags, sf[i]);
}
else
genTestBMP(tjd, jpegBuf, jpegsize, w, h, pf, baseFilename, subsamp,
flags, 1, 1);
flags, new TJScalingFactor(1, 1));
System.out.print("\n");
}