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Refactor slightly to match new C code

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git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@620 632fc199-4ca6-4c93-a231-07263d6284db
This commit is contained in:
DRC
2011-05-23 05:49:08 +00:00
parent 007a42cda4
commit f962fbb44a
1 changed files with 194 additions and 218 deletions
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412
java/TJUnitTest.java
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@@ -97,13 +97,13 @@ public class TJUnitTest {
private final static byte pixels[][] = {
{0, (byte)255, 0},
{(byte)255, 0, (byte)255},
{(byte)255, (byte)255, 0},
{0, 0, (byte)255},
{0, (byte)255, (byte)255},
{(byte)255, 0, 0},
{(byte)255, (byte)255, 0},
{0, 0, (byte)255},
{(byte)255, (byte)255, (byte)255},
{0, 0, 0},
{(byte)255, 0, 0}
{0, 0, (byte)255}
};
private static void initBuf(byte[] buf, int w, int pitch, int h, int pf,
@@ -112,46 +112,37 @@ public class TJUnitTest {
int goffset = TJ.getGreenOffset(pf);
int boffset = TJ.getBlueOffset(pf);
int ps = TJ.getPixelSize(pf);
int i, _i, j;
int index, row, col, halfway = 16;
Arrays.fill(buf, (byte)0);
if(pf == TJ.PF_GRAY) {
for(_i = 0; _i < 16; _i++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0) i = h - _i - 1;
else i = _i;
for(j = 0; j < w; j++) {
if(((_i / 8) + (j / 8)) % 2 == 0) buf[pitch * i + j] = (byte)255;
else buf[pitch * i + j] = 76;
}
}
for(_i = 16; _i < h; _i++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0) i = h - _i - 1;
else i = _i;
for(j = 0; j < w; j++) {
if(((_i / 8) + (j / 8)) % 2 == 0) buf[pitch * i + j] = 0;
else buf[pitch * i + j] = (byte)226;
for(row = 0; row < h; row++) {
for(col = 0; col < w; col++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0)
index = pitch * (h - row - 1) + col;
else index = pitch * row + col;
if(((row / 8) + (col / 8)) % 2 == 0)
buf[index] = (row < halfway) ? (byte)255 : 0;
else buf[index] = (row < halfway) ? 76 : (byte)226;
}
}
return;
}
for(_i = 0; _i < 16; _i++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0) i = h - _i - 1;
else i = _i;
for(j = 0; j < w; j++) {
buf[pitch * i + j * ps + roffset] = (byte)255;
if(((_i / 8) + (j / 8)) % 2 == 0) {
buf[pitch * i + j * ps + goffset] = (byte)255;
buf[pitch * i + j * ps + boffset] = (byte)255;
for(row = 0; row < h; row++) {
for(col = 0; col < w; col++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0)
index = pitch * (h - row - 1) + col * ps;
else index = pitch * row + col * ps;
if(((row / 8) + (col / 8)) % 2 == 0) {
if(row < halfway) {
buf[index + roffset] = (byte)255;
buf[index + goffset] = (byte)255;
buf[index + boffset] = (byte)255;
}
}
}
}
for(_i = 16; _i < h; _i++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0) i = h - _i - 1;
else i = _i;
for(j = 0; j < w; j++) {
if(((_i / 8) + (j / 8)) % 2 != 0) {
buf[pitch * i + j * ps + roffset] = (byte)255;
buf[pitch * i + j * ps + goffset] = (byte)255;
else {
buf[index + roffset] = (byte)255;
if(row >= halfway) buf[index + goffset] = (byte)255;
}
}
}
@@ -162,27 +153,24 @@ public class TJUnitTest {
int rshift = TJ.getRedOffset(pf) * 8;
int gshift = TJ.getGreenOffset(pf) * 8;
int bshift = TJ.getBlueOffset(pf) * 8;
int i, _i, j;
int index, row, col, halfway = 16;
Arrays.fill(buf, 0);
for(_i = 0; _i < 16; _i++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0) i = h - _i - 1;
else i = _i;
for(j = 0; j < w; j++) {
buf[pitch * i + j] = (255 << rshift);
if(((_i / 8) + (j / 8)) % 2 == 0) {
buf[pitch * i + j] |= (255 << gshift);
buf[pitch * i + j] |= (255 << bshift);
for(row = 0; row < h; row++) {
for(col = 0; col < w; col++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0)
index = pitch * (h - row - 1) + col;
else index = pitch * row + col;
if(((row / 8) + (col / 8)) % 2 == 0) {
if(row < halfway) {
buf[index] |= (255 << rshift);
buf[index] |= (255 << gshift);
buf[index] |= (255 << bshift);
}
}
}
}
for(_i = 16; _i < h; _i++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0) i = h - _i - 1;
else i = _i;
for(j = 0; j < w; j++) {
if(((_i / 8) + (j / 8)) % 2 != 0) {
buf[pitch * i + j] = (255 << rshift);
buf[pitch * i + j] |= (255 << gshift);
else {
buf[index] |= (255 << rshift);
if(row >= halfway) buf[index] |= (255 << gshift);
}
}
}
@@ -210,29 +198,29 @@ public class TJUnitTest {
}
}
private static void checkVal(int i, int j, int v, String vname, int cv)
private static void checkVal(int row, int col, int v, String vname, int cv)
throws Exception {
v = (v < 0) ? v + 256 : v;
if(v < cv - 1 || v > cv + 1) {
throw new Exception("\nComp. " + vname + " at " + i + "," + j
throw new Exception("\nComp. " + vname + " at " + row + "," + col
+ " should be " + cv + ", not " + v + "\n");
}
}
private static void checkVal0(int i, int j, int v, String vname)
private static void checkVal0(int row, int col, int v, String vname)
throws Exception {
v = (v < 0) ? v + 256 : v;
if(v > 1) {
throw new Exception("\nComp. " + vname + " at " + i + "," + j
throw new Exception("\nComp. " + vname + " at " + row + "," + col
+ " should be 0, not " + v + "\n");
}
}
private static void checkVal255(int i, int j, int v, String vname)
private static void checkVal255(int row, int col, int v, String vname)
throws Exception {
v = (v < 0) ? v + 256 : v;
if(v < 254) {
throw new Exception("\nComp. " + vname + " at " + i + "," + j
throw new Exception("\nComp. " + vname + " at " + row + "," + col
+ " should be 255, not " + v + "\n");
}
}
@@ -243,58 +231,53 @@ public class TJUnitTest {
int goffset = TJ.getGreenOffset(pf);
int boffset = TJ.getBlueOffset(pf);
int ps = TJ.getPixelSize(pf);
int i, _i, j, retval = 1;
int index, row, col, retval = 1;
int halfway = 16 * sf.getNum() / sf.getDenom();
int blockSize = 8 * sf.getNum() / sf.getDenom();
try {
for(_i = 0; _i < halfway; _i++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0) i = h - _i - 1;
else i = _i;
for(j = 0; j < w; j++) {
byte r = buf[pitch * i + j * ps + roffset];
byte g = buf[pitch * i + j * ps + goffset];
byte b = buf[pitch * i + j * ps + boffset];
if(((_i / blockSize) + (j / blockSize)) % 2 == 0) {
checkVal255(_i, j, r, "R");
checkVal255(_i, j, g, "G");
checkVal255(_i, j, b, "B");
for(row = 0; row < halfway; row++) {
for(col = 0; col < w; col++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0)
index = pitch * (h - row - 1) + col * ps;
else index = pitch * row + col * ps;
byte r = buf[index + roffset];
byte g = buf[index + goffset];
byte b = buf[index + boffset];
if(((row / blockSize) + (col / blockSize)) % 2 == 0) {
if(row < halfway) {
checkVal255(row, col, r, "R");
checkVal255(row, col, g, "G");
checkVal255(row, col, b, "B");
}
else {
checkVal0(row, col, r, "R");
checkVal0(row, col, g, "G");
checkVal0(row, col, b, "B");
}
}
else {
if(subsamp == TJ.SAMP_GRAY) {
checkVal(_i, j, r, "R", 76);
checkVal(_i, j, g, "G", 76);
checkVal(_i, j, b, "B", 76);
if(row < halfway) {
checkVal(row, col, r, "R", 76);
checkVal(row, col, g, "G", 76);
checkVal(row, col, b, "B", 76);
}
else {
checkVal(row, col, r, "R", 226);
checkVal(row, col, g, "G", 226);
checkVal(row, col, b, "B", 226);
}
}
else {
checkVal255(_i, j, r, "R");
checkVal0(_i, j, g, "G");
checkVal0(_i, j, b, "B");
}
}
}
}
for(_i = halfway; _i < h; _i++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0) i = h - _i - 1;
else i = _i;
for(j = 0; j < w; j++) {
byte r = buf[pitch * i + j * ps + roffset];
byte g = buf[pitch * i + j * ps + goffset];
byte b = buf[pitch * i + j * ps + boffset];
if(((_i / blockSize) + (j / blockSize)) % 2 == 0) {
checkVal0(_i, j, r, "R");
checkVal0(_i, j, g, "G");
}
else {
if(subsamp == TJ.SAMP_GRAY) {
checkVal(_i, j, r, "R", 226);
checkVal(_i, j, g, "G", 226);
checkVal(_i, j, b, "B", 226);
}
else {
checkVal255(_i, j, r, "R");
checkVal255(_i, j, g, "G");
checkVal0(_i, j, b, "B");
checkVal255(row, col, r, "R");
if(row < halfway) {
checkVal0(row, col, g, "G");
}
else {
checkVal255(row, col, g, "G");
}
checkVal0(row, col, b, "B");
}
}
}
@@ -307,11 +290,11 @@ public class TJUnitTest {
if(retval == 0) {
System.out.print("\n");
for(i = 0; i < h; i++) {
for(j = 0; j < w; j++) {
int r = buf[pitch * i + j * ps + roffset];
int g = buf[pitch * i + j * ps + goffset];
int b = buf[pitch * i + j * ps + boffset];
for(row = 0; row < h; row++) {
for(col = 0; col < w; col++) {
int r = buf[pitch * row + col * ps + roffset];
int g = buf[pitch * row + col * ps + goffset];
int b = buf[pitch * row + col * ps + boffset];
if(r < 0) r += 256; if(g < 0) g += 256; if(b < 0) b += 256;
System.out.format("%3d/%3d/%3d ", r, g, b);
}
@@ -326,58 +309,53 @@ public class TJUnitTest {
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 index, row, col, retval = 1;
int halfway = 16 * sf.getNum() / sf.getDenom();
int blockSize = 8 * sf.getNum() / sf.getDenom();
try {
for(_i = 0; _i < halfway; _i++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0) i = h - _i - 1;
else i = _i;
for(j = 0; j < w; j++) {
int r = (buf[pitch * i + j] >> rshift) & 0xFF;
int g = (buf[pitch * i + j] >> gshift) & 0xFF;
int b = (buf[pitch * i + j] >> bshift) & 0xFF;
if(((_i / blockSize) + (j / blockSize)) % 2 == 0) {
checkVal255(_i, j, r, "R");
checkVal255(_i, j, g, "G");
checkVal255(_i, j, b, "B");
for(row = 0; row < halfway; row++) {
for(col = 0; col < w; col++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0)
index = pitch * (h - row - 1) + col;
else index = pitch * row + col;
int r = (buf[index] >> rshift) & 0xFF;
int g = (buf[index] >> gshift) & 0xFF;
int b = (buf[index] >> bshift) & 0xFF;
if(((row / blockSize) + (col / blockSize)) % 2 == 0) {
if(row < halfway) {
checkVal255(row, col, r, "R");
checkVal255(row, col, g, "G");
checkVal255(row, col, b, "B");
}
else {
checkVal0(row, col, r, "R");
checkVal0(row, col, g, "G");
checkVal0(row, col, b, "B");
}
}
else {
if(subsamp == TJ.SAMP_GRAY) {
checkVal(_i, j, r, "R", 76);
checkVal(_i, j, g, "G", 76);
checkVal(_i, j, b, "B", 76);
if(row < halfway) {
checkVal(row, col, r, "R", 76);
checkVal(row, col, g, "G", 76);
checkVal(row, col, b, "B", 76);
}
else {
checkVal(row, col, r, "R", 226);
checkVal(row, col, g, "G", 226);
checkVal(row, col, b, "B", 226);
}
}
else {
checkVal255(_i, j, r, "R");
checkVal0(_i, j, g, "G");
checkVal0(_i, j, b, "B");
}
}
}
}
for(_i = halfway; _i < h; _i++) {
if((flags & TJ.FLAG_BOTTOMUP) != 0) i = h - _i - 1;
else i = _i;
for(j = 0; j < w; j++) {
int r = (buf[pitch * i + j] >> rshift) & 0xFF;
int g = (buf[pitch * i + j] >> gshift) & 0xFF;
int b = (buf[pitch * i + j] >> bshift) & 0xFF;
if(((_i / blockSize) + (j / blockSize)) % 2 == 0) {
checkVal0(_i, j, r, "R");
checkVal0(_i, j, g, "G");
}
else {
if(subsamp == TJ.SAMP_GRAY) {
checkVal(_i, j, r, "R", 226);
checkVal(_i, j, g, "G", 226);
checkVal(_i, j, b, "B", 226);
}
else {
checkVal255(_i, j, r, "R");
checkVal255(_i, j, g, "G");
checkVal0(_i, j, b, "B");
checkVal255(row, col, r, "R");
if(row < halfway) {
checkVal0(row, col, g, "G");
}
else {
checkVal255(row, col, g, "G");
}
checkVal0(row, col, b, "B");
}
}
}
@@ -390,11 +368,11 @@ public class TJUnitTest {
if(retval == 0) {
System.out.print("\n");
for(i = 0; i < h; i++) {
for(j = 0; j < w; j++) {
int r = (buf[pitch * i + j] >> rshift) & 0xFF;
int g = (buf[pitch * i + j] >> gshift) & 0xFF;
int b = (buf[pitch * i + j] >> bshift) & 0xFF;
for(row = 0; row < h; row++) {
for(col = 0; col < w; col++) {
int r = (buf[pitch * row + col] >> rshift) & 0xFF;
int g = (buf[pitch * row + col] >> gshift) & 0xFF;
int b = (buf[pitch * row + col] >> bshift) & 0xFF;
if(r < 0) r += 256; if(g < 0) g += 256; if(b < 0) b += 256;
System.out.format("%3d/%3d/%3d ", r, g, b);
}
@@ -535,11 +513,11 @@ public class TJUnitTest {
fos.close();
}
private static int genTestJPEG(TJCompressor tjc, byte[] jpegBuf, int w,
int h, int pf, String baseFilename, int subsamp, int qual,
private static int compTest(TJCompressor tjc, byte[] dstBuf, int w,
int h, int pf, String baseName, int subsamp, int jpegQual,
int flags) throws Exception {
String tempstr;
byte[] bmpBuf = null;
byte[] srcBuf = null;
BufferedImage img = null;
String pfStr;
double t;
@@ -552,50 +530,50 @@ public class TJUnitTest {
else System.out.print("Top-Down ");
System.out.print(" -> " + subNameLong[subsamp] + " ");
if(yuv == YUVENCODE) System.out.print("YUV ... ");
else System.out.print("Q" + qual + " ... ");
else System.out.print("Q" + jpegQual + " ... ");
if(bi) {
img = new BufferedImage(w, h, biType[pf]);
initImg(img, pf, flags);
tempstr = baseFilename + "_enc_" + pfStr + "_"
tempstr = baseName + "_enc_" + pfStr + "_"
+ (((flags & TJ.FLAG_BOTTOMUP) != 0) ? "BU" : "TD") + "_"
+ subName[subsamp] + "_Q" + qual + ".png";
+ subName[subsamp] + "_Q" + jpegQual + ".png";
File file = new File(tempstr);
ImageIO.write(img, "png", file);
}
else {
bmpBuf = new byte[w * h * ps + 1];
initBuf(bmpBuf, w, w * ps, h, pf, flags);
srcBuf = new byte[w * h * ps + 1];
initBuf(srcBuf, w, w * ps, h, pf, flags);
}
Arrays.fill(jpegBuf, (byte)0);
Arrays.fill(dstBuf, (byte)0);
t = getTime();
tjc.setSubsamp(subsamp);
tjc.setJPEGQuality(qual);
tjc.setJPEGQuality(jpegQual);
if(bi) {
if(yuv == YUVENCODE) tjc.encodeYUV(img, jpegBuf, flags);
else tjc.compress(img, jpegBuf, flags);
if(yuv == YUVENCODE) tjc.encodeYUV(img, dstBuf, flags);
else tjc.compress(img, dstBuf, flags);
}
else {
tjc.setSourceImage(bmpBuf, w, 0, h, pf);
if(yuv == YUVENCODE) tjc.encodeYUV(jpegBuf, flags);
else tjc.compress(jpegBuf, flags);
tjc.setSourceImage(srcBuf, w, 0, h, pf);
if(yuv == YUVENCODE) tjc.encodeYUV(dstBuf, flags);
else tjc.compress(dstBuf, flags);
}
size = tjc.getCompressedSize();
t = getTime() - t;
if(yuv == YUVENCODE)
tempstr = baseFilename + "_enc_" + pfStr + "_"
tempstr = baseName + "_enc_" + pfStr + "_"
+ (((flags & TJ.FLAG_BOTTOMUP) != 0) ? "BU" : "TD") + "_"
+ subName[subsamp] + ".yuv";
else
tempstr = baseFilename + "_enc_" + pfStr + "_"
tempstr = baseName + "_enc_" + pfStr + "_"
+ (((flags & TJ.FLAG_BOTTOMUP) != 0) ? "BU" : "TD") + "_"
+ subName[subsamp] + "_Q" + qual + ".jpg";
writeJPEG(jpegBuf, size, tempstr);
+ subName[subsamp] + "_Q" + jpegQual + ".jpg";
writeJPEG(dstBuf, size, tempstr);
if(yuv == YUVENCODE) {
if(checkBufYUV(jpegBuf, size, w, h, subsamp) == 1)
if(checkBufYUV(dstBuf, size, w, h, subsamp) == 1)
System.out.print("Passed.");
else {
System.out.print("FAILED!"); exitStatus = -1;
@@ -608,8 +586,8 @@ public class TJUnitTest {
return size;
}
private static void genTestBMP(TJDecompressor tjd, byte[] jpegBuf,
int jpegsize, int w, int h, int pf, String baseFilename, int subsamp,
private static void decompTest(TJDecompressor tjd, byte[] jpegBuf,
int jpegSize, int w, int h, int pf, String baseName, int subsamp,
int flags, TJScalingFactor sf) throws Exception {
String pfStr, tempstr;
double t;
@@ -617,7 +595,7 @@ public class TJUnitTest {
int scaledHeight = sf.getScaled(h);
int temp1, temp2;
BufferedImage img = null;
byte[] bmpBuf = null;
byte[] dstBuf = null;
if(yuv == YUVENCODE) return;
@@ -635,7 +613,7 @@ public class TJUnitTest {
}
t = getTime();
tjd.setJPEGImage(jpegBuf, jpegsize);
tjd.setJPEGImage(jpegBuf, jpegSize);
if(tjd.getWidth() != w || tjd.getHeight() != h
|| tjd.getSubsamp() != subsamp)
throw new Exception("Incorrect JPEG header");
@@ -647,16 +625,16 @@ public class TJUnitTest {
if(temp1 != scaledWidth || temp2 != scaledHeight)
throw new Exception("Scaled size mismatch");
if(yuv == YUVDECODE) bmpBuf = tjd.decompressToYUV(flags);
if(yuv == YUVDECODE) dstBuf = tjd.decompressToYUV(flags);
else {
if(bi)
img = tjd.decompress(scaledWidth, scaledHeight, biType[pf], flags);
else bmpBuf = tjd.decompress(scaledWidth, 0, scaledHeight, pf, flags);
else dstBuf = tjd.decompress(scaledWidth, 0, scaledHeight, pf, flags);
}
t = getTime() - t;
if(bi) {
tempstr = baseFilename + "_dec_" + pfStr + "_"
tempstr = baseName + "_dec_" + pfStr + "_"
+ (((flags & TJ.FLAG_BOTTOMUP) != 0) ? "BU" : "TD") + "_"
+ subName[subsamp] + "_" + (double)sf.getNum() / (double)sf.getDenom()
+ "x" + ".png";
@@ -665,7 +643,7 @@ public class TJUnitTest {
}
if(yuv == YUVDECODE) {
if(checkBufYUV(bmpBuf, bmpBuf.length, w, h, subsamp) == 1)
if(checkBufYUV(dstBuf, dstBuf.length, w, h, subsamp) == 1)
System.out.print("Passed.");
else {
System.out.print("FAILED!"); exitStatus = -1;
@@ -673,7 +651,7 @@ public class TJUnitTest {
}
else {
if((bi && checkImg(img, pf, subsamp, sf, flags) == 1)
|| (!bi && checkBuf(bmpBuf, scaledWidth, scaledWidth
|| (!bi && checkBuf(dstBuf, scaledWidth, scaledWidth
* TJ.getPixelSize(pf), scaledHeight, pf, subsamp, sf, flags) == 1))
System.out.print("Passed.");
else {
@@ -683,31 +661,31 @@ public class TJUnitTest {
System.out.format(" %.6f ms\n", t * 1000.);
}
private static void genTestBMP(TJDecompressor tjd, byte[] jpegBuf,
int jpegsize, int w, int h, int pf, String baseFilename, int subsamp,
private static void decompTest(TJDecompressor tjd, byte[] jpegBuf,
int jpegSize, int w, int h, int pf, String baseName, int subsamp,
int flags) throws Exception {
int i;
if((subsamp == TJ.SAMP_444 || subsamp == TJ.SAMP_GRAY) && yuv == 0) {
TJScalingFactor sf[] = TJ.getScalingFactors();
for(i = 0; i < sf.length; i++)
genTestBMP(tjd, jpegBuf, jpegsize, w, h, pf, baseFilename, subsamp,
decompTest(tjd, jpegBuf, jpegSize, w, h, pf, baseName, subsamp,
flags, sf[i]);
}
else
genTestBMP(tjd, jpegBuf, jpegsize, w, h, pf, baseFilename, subsamp,
decompTest(tjd, jpegBuf, jpegSize, w, h, pf, baseName, subsamp,
flags, new TJScalingFactor(1, 1));
System.out.print("\n");
}
private static void doTest(int w, int h, int[] formats, int subsamp,
String baseFilename) throws Exception {
String baseName) throws Exception {
TJCompressor tjc = null;
TJDecompressor tjd = null;
int size;
byte[] jpegBuf;
byte[] dstBuf;
if(yuv == YUVENCODE) jpegBuf = new byte[TJ.bufSizeYUV(w, h, subsamp)];
else jpegBuf = new byte[TJ.bufSize(w, h)];
if(yuv == YUVENCODE) dstBuf = new byte[TJ.bufSizeYUV(w, h, subsamp)];
else dstBuf = new byte[TJ.bufSize(w, h)];
try {
tjc = new TJCompressor();
@@ -722,10 +700,9 @@ public class TJUnitTest {
}
else flags |= TJ.FLAG_BOTTOMUP;
}
size = genTestJPEG(tjc, jpegBuf, w, h, pf, baseFilename, subsamp,
100, flags);
genTestBMP(tjd, jpegBuf, size, w, h, pf, baseFilename, subsamp,
size = compTest(tjc, dstBuf, w, h, pf, baseName, subsamp, 100,
flags);
decompTest(tjd, dstBuf, size, w, h, pf, baseName, subsamp, flags);
}
}
}
@@ -738,41 +715,40 @@ public class TJUnitTest {
if(tjd != null) tjd.close();
}
private final static int MAXLENGTH = 2048;
private static void doTest1() throws Exception {
int i, j, i2;
byte[] bmpBuf, jpegBuf;
int w, h, i;
byte[] srcBuf, jpegBuf;
TJCompressor tjc = null;
try {
tjc = new TJCompressor();
System.out.println("Buffer size regression test");
for(j = 1; j < 48; j++) {
for(i = 1; i < (j == 1 ? MAXLENGTH : 48); i++) {
if(i % 100 == 0)
System.out.format("%04d x %04d\b\b\b\b\b\b\b\b\b\b\b", i, j);
bmpBuf = new byte[i * j * 4];
jpegBuf = new byte[TJ.bufSize(i, j)];
Arrays.fill(bmpBuf, (byte)0);
for(i2 = 0; i2 < i * j; i2++) {
bmpBuf[i2 * 4] = pixels[i2 % 9][2];
bmpBuf[i2 * 4 + 1] = pixels[i2 % 9][1];
bmpBuf[i2 * 4 + 2] = pixels[i2 % 9][0];
for(w = 1; w < 48; w++) {
int maxh = (w == 1) ? 2048 : 48;
for(h = 1; h < maxh; h++) {
if(h % 100 == 0)
System.out.format("%04d x %04d\b\b\b\b\b\b\b\b\b\b\b", w, h);
srcBuf = new byte[w * h * 4];
jpegBuf = new byte[TJ.bufSize(w, h)];
Arrays.fill(srcBuf, (byte)0);
for(i = 0; i < w * h; i++) {
srcBuf[i * 4] = pixels[i % 9][0];
srcBuf[i * 4 + 1] = pixels[i % 9][1];
srcBuf[i * 4 + 2] = pixels[i % 9][2];
}
tjc.setSourceImage(bmpBuf, i, 0, j, TJ.PF_BGRX);
tjc.setSourceImage(srcBuf, w, 0, h, TJ.PF_BGRX);
tjc.setSubsamp(TJ.SAMP_444);
tjc.setJPEGQuality(100);
tjc.compress(jpegBuf, 0);
bmpBuf = new byte[j * i * 4];
jpegBuf = new byte[TJ.bufSize(j, i)];
for(i2 = 0; i2 < j * i; i2++) {
if(i2 % 2 == 0) bmpBuf[i2 * 4] =
bmpBuf[i2 * 4 + 1] = bmpBuf[i2 * 4 + 2] = (byte)0xFF;
else bmpBuf[i2 * 4] = bmpBuf[i2 * 4 + 1] = bmpBuf[i2 * 4 + 2] = 0;
srcBuf = new byte[h * w * 4];
jpegBuf = new byte[TJ.bufSize(h, w)];
for(i = 0; i < h * w; i++) {
if(i % 2 == 0) srcBuf[i * 4] =
srcBuf[i * 4 + 1] = srcBuf[i * 4 + 2] = (byte)0xFF;
else srcBuf[i * 4] = srcBuf[i * 4 + 1] = srcBuf[i * 4 + 2] = 0;
}
tjc.setSourceImage(bmpBuf, j, 0, i, TJ.PF_BGRX);
tjc.setSourceImage(srcBuf, h, 0, w, TJ.PF_BGRX);
tjc.compress(jpegBuf, 0);
}
}