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Extend the TurboJPEG Java API to support generating YUV images with arbitrary padding and to support image scaling when decompressing to YUV

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git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@975 632fc199-4ca6-4c93-a231-07263d6284db
This commit is contained in:
DRC
2013-04-28 01:32:52 +00:00
parent 2d25f449a5
commit 084c4c039a
31 changed files with 513 additions and 152 deletions
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2
CMakeLists.txt
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@@ -314,8 +314,10 @@ set(MD5_JPEG_CROP b4197f377e621c4e9b1d20471432610d)
if(WITH_JAVA) if(WITH_JAVA)
add_test(TJUnitTest ${JAVA_RUNTIME} -cp java/${OBJDIR}turbojpeg.jar -Djava.library.path=${CMAKE_CURRENT_BINARY_DIR}/${OBJDIR} TJUnitTest) add_test(TJUnitTest ${JAVA_RUNTIME} -cp java/${OBJDIR}turbojpeg.jar -Djava.library.path=${CMAKE_CURRENT_BINARY_DIR}/${OBJDIR} TJUnitTest)
add_test(TJUnitTest-yuv ${JAVA_RUNTIME} -cp java/${OBJDIR}turbojpeg.jar -Djava.library.path=${CMAKE_CURRENT_BINARY_DIR}/${OBJDIR} TJUnitTest -yuv) add_test(TJUnitTest-yuv ${JAVA_RUNTIME} -cp java/${OBJDIR}turbojpeg.jar -Djava.library.path=${CMAKE_CURRENT_BINARY_DIR}/${OBJDIR} TJUnitTest -yuv)
add_test(TJUnitTest-yuv-nopad ${JAVA_RUNTIME} -cp java/${OBJDIR}turbojpeg.jar -Djava.library.path=${CMAKE_CURRENT_BINARY_DIR}/${OBJDIR} TJUnitTest -yuv -noyuvpad)
add_test(TJUnitTest-bi ${JAVA_RUNTIME} -cp java/${OBJDIR}turbojpeg.jar -Djava.library.path=${CMAKE_CURRENT_BINARY_DIR}/${OBJDIR} TJUnitTest -bi) add_test(TJUnitTest-bi ${JAVA_RUNTIME} -cp java/${OBJDIR}turbojpeg.jar -Djava.library.path=${CMAKE_CURRENT_BINARY_DIR}/${OBJDIR} TJUnitTest -bi)
add_test(TJUnitTest-bi-yuv ${JAVA_RUNTIME} -cp java/${OBJDIR}turbojpeg.jar -Djava.library.path=${CMAKE_CURRENT_BINARY_DIR}/${OBJDIR} TJUnitTest -bi -yuv) add_test(TJUnitTest-bi-yuv ${JAVA_RUNTIME} -cp java/${OBJDIR}turbojpeg.jar -Djava.library.path=${CMAKE_CURRENT_BINARY_DIR}/${OBJDIR} TJUnitTest -bi -yuv)
add_test(TJUnitTest-bi-yuv-nopad ${JAVA_RUNTIME} -cp java/${OBJDIR}turbojpeg.jar -Djava.library.path=${CMAKE_CURRENT_BINARY_DIR}/${OBJDIR} TJUnitTest -bi -yuv -noyuvpad)
endif() endif()
add_test(tjunittest tjunittest) add_test(tjunittest tjunittest)
add_test(tjunittest-alloc tjunittest -alloc) add_test(tjunittest-alloc tjunittest -alloc)

2
Makefile.am
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@@ -200,7 +200,9 @@ if WITH_JAVA
$(JAVA) -cp java/turbojpeg.jar -Djava.library.path=.libs TJUnitTest $(JAVA) -cp java/turbojpeg.jar -Djava.library.path=.libs TJUnitTest
$(JAVA) -cp java/turbojpeg.jar -Djava.library.path=.libs TJUnitTest -bi $(JAVA) -cp java/turbojpeg.jar -Djava.library.path=.libs TJUnitTest -bi
$(JAVA) -cp java/turbojpeg.jar -Djava.library.path=.libs TJUnitTest -yuv $(JAVA) -cp java/turbojpeg.jar -Djava.library.path=.libs TJUnitTest -yuv
$(JAVA) -cp java/turbojpeg.jar -Djava.library.path=.libs TJUnitTest -yuv -noyuvpad
$(JAVA) -cp java/turbojpeg.jar -Djava.library.path=.libs TJUnitTest -yuv -bi $(JAVA) -cp java/turbojpeg.jar -Djava.library.path=.libs TJUnitTest -yuv -bi
$(JAVA) -cp java/turbojpeg.jar -Djava.library.path=.libs TJUnitTest -yuv -bi -noyuvpad
endif endif
./tjunittest ./tjunittest
./tjunittest -alloc ./tjunittest -alloc

44
java/TJUnitTest.java
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@@ -1,5 +1,5 @@
/* /*
* Copyright (C)2011-2012 D. R. Commander. All Rights Reserved. * Copyright (C)2011-2013 D. R. Commander. All Rights Reserved.
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met: * modification, are permitted provided that the following conditions are met:
@@ -46,6 +46,8 @@ public class TJUnitTest {
System.out.println("\nUSAGE: java " + classname + " [options]\n"); System.out.println("\nUSAGE: java " + classname + " [options]\n");
System.out.println("Options:\n"); System.out.println("Options:\n");
System.out.println("-yuv = test YUV encoding/decoding support\n"); System.out.println("-yuv = test YUV encoding/decoding support\n");
System.out.println("-noyuvpad = do not pad each line of each Y, U, and V plane to the nearest\n");
System.out.println(" 4-byte boundary\n");
System.out.println("-bi = test BufferedImage support\n"); System.out.println("-bi = test BufferedImage support\n");
System.exit(1); System.exit(1);
} }
@@ -93,6 +95,7 @@ public class TJUnitTest {
private static final int YUVENCODE = 1; private static final int YUVENCODE = 1;
private static final int YUVDECODE = 2; private static final int YUVDECODE = 2;
private static int yuv = 0; private static int yuv = 0;
private static int pad = 4;
private static boolean bi = false; private static boolean bi = false;
private static int exitStatus = 0; private static int exitStatus = 0;
@@ -472,16 +475,18 @@ public class TJUnitTest {
} }
private static int checkBufYUV(byte[] buf, int size, int w, int h, private static int checkBufYUV(byte[] buf, int size, int w, int h,
int subsamp) throws Exception { int subsamp, TJScalingFactor sf)
throws Exception {
int row, col; int row, col;
int hsf = TJ.getMCUWidth(subsamp) / 8, vsf = TJ.getMCUHeight(subsamp) / 8; int hsf = TJ.getMCUWidth(subsamp) / 8, vsf = TJ.getMCUHeight(subsamp) / 8;
int pw = PAD(w, hsf), ph = PAD(h, vsf); int pw = PAD(w, hsf), ph = PAD(h, vsf);
int cw = pw / hsf, ch = ph / vsf; int cw = pw / hsf, ch = ph / vsf;
int ypitch = PAD(pw, 4), uvpitch = PAD(cw, 4); int ypitch = PAD(pw, pad), uvpitch = PAD(cw, pad);
int retval = 1; int retval = 1;
int correctsize = ypitch * ph + int correctsize = ypitch * ph +
(subsamp == TJ.SAMP_GRAY ? 0 : uvpitch * ch * 2); (subsamp == TJ.SAMP_GRAY ? 0 : uvpitch * ch * 2);
int halfway = 16; int halfway = 16 * sf.getNum() / sf.getDenom();
int blockSize = 8 * sf.getNum() / sf.getDenom();
try { try {
if (size != correctsize) if (size != correctsize)
@@ -491,7 +496,7 @@ public class TJUnitTest {
for (row = 0; row < ph; row++) { for (row = 0; row < ph; row++) {
for (col = 0; col < pw; col++) { for (col = 0; col < pw; col++) {
byte y = buf[ypitch * row + col]; byte y = buf[ypitch * row + col];
if (((row / 8) + (col / 8)) % 2 == 0) { if (((row / blockSize) + (col / blockSize)) % 2 == 0) {
if (row < halfway) if (row < halfway)
checkVal255(row, col, y, "Y"); checkVal255(row, col, y, "Y");
else else
@@ -505,12 +510,12 @@ public class TJUnitTest {
} }
} }
if (subsamp != TJ.SAMP_GRAY) { if (subsamp != TJ.SAMP_GRAY) {
halfway = 16 / vsf; halfway = 16 / vsf * sf.getNum() / sf.getDenom();
for (row = 0; row < ch; row++) { for (row = 0; row < ch; row++) {
for (col = 0; col < cw; col++) { for (col = 0; col < cw; col++) {
byte u = buf[ypitch * ph + (uvpitch * row + col)], byte u = buf[ypitch * ph + (uvpitch * row + col)],
v = buf[ypitch * ph + uvpitch * ch + (uvpitch * row + col)]; v = buf[ypitch * ph + uvpitch * ch + (uvpitch * row + col)];
if (((row * vsf / 8) + (col * hsf / 8)) % 2 == 0) { if (((row * vsf / blockSize) + (col * hsf / blockSize)) % 2 == 0) {
checkVal(row, col, u, "U", 128); checkVal(row, col, u, "U", 128);
checkVal(row, col, v, "V", 128); checkVal(row, col, v, "V", 128);
} else { } else {
@@ -618,6 +623,7 @@ public class TJUnitTest {
t = getTime(); t = getTime();
tjc.setSubsamp(subsamp); tjc.setSubsamp(subsamp);
tjc.setJPEGQuality(jpegQual); tjc.setJPEGQuality(jpegQual);
tjc.setYUVPad(pad);
if (bi) { if (bi) {
if (yuv == YUVENCODE) if (yuv == YUVENCODE)
tjc.encodeYUV(img, dstBuf, flags); tjc.encodeYUV(img, dstBuf, flags);
@@ -644,7 +650,8 @@ public class TJUnitTest {
writeJPEG(dstBuf, size, tempstr); writeJPEG(dstBuf, size, tempstr);
if (yuv == YUVENCODE) { if (yuv == YUVENCODE) {
if (checkBufYUV(dstBuf, size, w, h, subsamp) == 1) if (checkBufYUV(dstBuf, size, w, h, subsamp,
new TJScalingFactor(1, 1)) == 1)
System.out.print("Passed."); System.out.print("Passed.");
else { else {
System.out.print("FAILED!"); System.out.print("FAILED!");
@@ -680,7 +687,7 @@ public class TJUnitTest {
System.out.print("JPEG -> "); System.out.print("JPEG -> ");
if (yuv == YUVDECODE) if (yuv == YUVDECODE)
System.out.print("YUV " + subName[subsamp] + " ... "); System.out.print("YUV " + subNameLong[subsamp] + " ");
else { else {
System.out.print(pfStr + " "); System.out.print(pfStr + " ");
if (bi) if (bi)
@@ -689,11 +696,11 @@ public class TJUnitTest {
System.out.print("Bottom-Up "); System.out.print("Bottom-Up ");
else else
System.out.print("Top-Down "); System.out.print("Top-Down ");
if (!sf.isOne())
System.out.print(sf.getNum() + "/" + sf.getDenom() + " ... ");
else
System.out.print("... ");
} }
if (!sf.isOne())
System.out.print(sf.getNum() + "/" + sf.getDenom() + " ... ");
else
System.out.print("... ");
t = getTime(); t = getTime();
tjd.setJPEGImage(jpegBuf, jpegSize); tjd.setJPEGImage(jpegBuf, jpegSize);
@@ -709,7 +716,7 @@ public class TJUnitTest {
throw new Exception("Scaled size mismatch"); throw new Exception("Scaled size mismatch");
if (yuv == YUVDECODE) if (yuv == YUVDECODE)
dstBuf = tjd.decompressToYUV(flags); dstBuf = tjd.decompressToYUV(scaledWidth, pad, scaledHeight, flags);
else { else {
if (bi) if (bi)
img = tjd.decompress(scaledWidth, scaledHeight, imgType, flags); img = tjd.decompress(scaledWidth, scaledHeight, imgType, flags);
@@ -728,7 +735,8 @@ public class TJUnitTest {
} }
if (yuv == YUVDECODE) { if (yuv == YUVDECODE) {
if (checkBufYUV(dstBuf, dstBuf.length, w, h, subsamp) == 1) if (checkBufYUV(dstBuf, dstBuf.length, scaledWidth, scaledHeight,
subsamp, sf) == 1)
System.out.print("Passed."); System.out.print("Passed.");
else { else {
System.out.print("FAILED!"); exitStatus = -1; System.out.print("FAILED!"); exitStatus = -1;
@@ -752,7 +760,7 @@ public class TJUnitTest {
String baseName, int subsamp, String baseName, int subsamp,
int flags) throws Exception { int flags) throws Exception {
int i; int i;
if ((subsamp == TJ.SAMP_444 || subsamp == TJ.SAMP_GRAY) && yuv == 0) { if (subsamp == TJ.SAMP_444 || subsamp == TJ.SAMP_GRAY) {
TJScalingFactor[] sf = TJ.getScalingFactors(); TJScalingFactor[] sf = TJ.getScalingFactors();
for (i = 0; i < sf.length; i++) for (i = 0; i < sf.length; i++)
decompTest(tjd, jpegBuf, jpegSize, w, h, pf, baseName, subsamp, decompTest(tjd, jpegBuf, jpegSize, w, h, pf, baseName, subsamp,
@@ -771,7 +779,7 @@ public class TJUnitTest {
byte[] dstBuf; byte[] dstBuf;
if (yuv == YUVENCODE) if (yuv == YUVENCODE)
dstBuf = new byte[TJ.bufSizeYUV(w, h, subsamp)]; dstBuf = new byte[TJ.bufSizeYUV(w, pad, h, subsamp)];
else else
dstBuf = new byte[TJ.bufSize(w, h, subsamp)]; dstBuf = new byte[TJ.bufSize(w, h, subsamp)];
@@ -860,6 +868,8 @@ public class TJUnitTest {
for (int i = 0; i < argv.length; i++) { for (int i = 0; i < argv.length; i++) {
if (argv[i].equalsIgnoreCase("-yuv")) if (argv[i].equalsIgnoreCase("-yuv"))
doyuv = true; doyuv = true;
if (argv[i].equalsIgnoreCase("-noyuvpad"))
pad = 1;
if (argv[i].substring(0, 1).equalsIgnoreCase("-h") || if (argv[i].substring(0, 1).equalsIgnoreCase("-h") ||
argv[i].equalsIgnoreCase("-?")) argv[i].equalsIgnoreCase("-?"))
usage(); usage();

4
java/doc/allclasses-frame.html
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
All Classes All Classes
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">

4
java/doc/allclasses-noframe.html
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
All Classes All Classes
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">

4
java/doc/constant-values.html
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
Constant Field Values Constant Field Values
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">

20
java/doc/deprecated-list.html
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
Deprecated List Deprecated List
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
@@ -93,12 +93,28 @@ function windowTitle()
<B>Deprecated Methods</B></FONT></TH> <B>Deprecated Methods</B></FONT></TH>
</TR> </TR>
<TR BGCOLOR="white" CLASS="TableRowColor"> <TR BGCOLOR="white" CLASS="TableRowColor">
<TD><A HREF="org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int)">org.libjpegturbo.turbojpeg.TJ.bufSizeYUV(int, int, int)</A>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<I>Use <A HREF="org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int, int)"><CODE>TJ.bufSizeYUV(int, int, int, int)</CODE></A> instead.</I>&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int)">org.libjpegturbo.turbojpeg.TJDecompressor.decompress(byte[], int, int, int, int, int)</A> <TD><A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int)">org.libjpegturbo.turbojpeg.TJDecompressor.decompress(byte[], int, int, int, int, int)</A>
<BR> <BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<I>Use &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<I>Use
<A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int, int, int)"><CODE>TJDecompressor.decompress(byte[], int, int, int, int, int, int, int)</CODE></A> instead.</I>&nbsp;</TD> <A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int, int, int)"><CODE>TJDecompressor.decompress(byte[], int, int, int, int, int, int, int)</CODE></A> instead.</I>&nbsp;</TD>
</TR> </TR>
<TR BGCOLOR="white" CLASS="TableRowColor"> <TR BGCOLOR="white" CLASS="TableRowColor">
<TD><A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int)">org.libjpegturbo.turbojpeg.TJDecompressor.decompressToYUV(byte[], int)</A>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<I>Use <A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)"><CODE>TJDecompressor.decompressToYUV(byte[], int, int, int, int)</CODE></A>
instead.</I>&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int)">org.libjpegturbo.turbojpeg.TJDecompressor.decompressToYUV(int)</A>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<I>Use <A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int, int, int, int)"><CODE>TJDecompressor.decompressToYUV(int, int, int, int)</CODE></A> instead.</I>&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><A HREF="org/libjpegturbo/turbojpeg/TJCompressor.html#setSourceImage(byte[], int, int, int, int)">org.libjpegturbo.turbojpeg.TJCompressor.setSourceImage(byte[], int, int, int, int)</A> <TD><A HREF="org/libjpegturbo/turbojpeg/TJCompressor.html#setSourceImage(byte[], int, int, int, int)">org.libjpegturbo.turbojpeg.TJCompressor.setSourceImage(byte[], int, int, int, int)</A>
<BR> <BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<I>Use &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<I>Use

4
java/doc/help-doc.html
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:35 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
API Help API Help
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">

23
java/doc/index-all.html
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
Index Index
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="./stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="./stylesheet.css" TITLE="Style">
@@ -84,10 +84,13 @@ function windowTitle()
Static method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg">TJ</A> Static method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg">TJ</A>
<DD>Returns the maximum size of the buffer (in bytes) required to hold a JPEG <DD>Returns the maximum size of the buffer (in bytes) required to hold a JPEG
image with the given width, height, and level of chrominance subsampling. image with the given width, height, and level of chrominance subsampling.
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int)"><B>bufSizeYUV(int, int, int)</B></A> - <DT><A HREF="./org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int, int)"><B>bufSizeYUV(int, int, int, int)</B></A> -
Static method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg">TJ</A> Static method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg">TJ</A>
<DD>Returns the size of the buffer (in bytes) required to hold a YUV planar <DD>Returns the size of the buffer (in bytes) required to hold a YUV planar
image with the given width, height, and level of chrominance subsampling. image with the given width, height, and level of chrominance subsampling.
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int)"><B>bufSizeYUV(int, int, int)</B></A> -
Static method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg">TJ</A>
<DD><B>Deprecated.</B>&nbsp;<I>Use <A HREF="./org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int, int)"><CODE>TJ.bufSizeYUV(int, int, int, int)</CODE></A> instead.</I>
</DL> </DL>
<HR> <HR>
<A NAME="_C_"><!-- --></A><H2> <A NAME="_C_"><!-- --></A><H2>
@@ -154,14 +157,21 @@ Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg
<DD>Decompress the JPEG source image associated with this decompressor <DD>Decompress the JPEG source image associated with this decompressor
instance and return a <code>BufferedImage</code> instance containing the instance and return a <code>BufferedImage</code> instance containing the
decompressed image. decompressed image.
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int)"><B>decompressToYUV(byte[], int)</B></A> - <DT><A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)"><B>decompressToYUV(byte[], int, int, int, int)</B></A> -
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</A> Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</A>
<DD>Decompress the JPEG source image associated with this decompressor <DD>Decompress the JPEG source image associated with this decompressor
instance and output a YUV planar image to the given destination buffer. instance and output a YUV planar image to the given destination buffer.
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int)"><B>decompressToYUV(int)</B></A> - <DT><A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int)"><B>decompressToYUV(byte[], int)</B></A> -
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</A>
<DD><B>Deprecated.</B>&nbsp;<I>Use <A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)"><CODE>TJDecompressor.decompressToYUV(byte[], int, int, int, int)</CODE></A>
instead.</I>
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int, int, int, int)"><B>decompressToYUV(int, int, int, int)</B></A> -
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</A> Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</A>
<DD>Decompress the JPEG source image associated with this decompressor <DD>Decompress the JPEG source image associated with this decompressor
instance and return a buffer containing a YUV planar image. instance and return a buffer containing a YUV planar image.
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int)"><B>decompressToYUV(int)</B></A> -
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</A>
<DD><B>Deprecated.</B>&nbsp;<I>Use <A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int, int, int, int)"><CODE>TJDecompressor.decompressToYUV(int, int, int, int)</CODE></A> instead.</I>
</DL> </DL>
<HR> <HR>
<A NAME="_E_"><!-- --></A><H2> <A NAME="_E_"><!-- --></A><H2>
@@ -490,6 +500,9 @@ Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg">TJCompressor</A> Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg">TJCompressor</A>
<DD>Set the level of chrominance subsampling for subsequent compress/encode <DD>Set the level of chrominance subsampling for subsequent compress/encode
operations. operations.
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJCompressor.html#setYUVPad(int)"><B>setYUVPad(int)</B></A> -
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg">TJCompressor</A>
<DD>Set the plane padding for subsequent YUV encode operations.
</DL> </DL>
<HR> <HR>
<A NAME="_T_"><!-- --></A><H2> <A NAME="_T_"><!-- --></A><H2>

2
java/doc/index.html
View File

@@ -2,7 +2,7 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc on Fri Apr 26 20:05:34 CDT 2013--> <!-- Generated by javadoc on Sat Apr 27 20:13:12 CDT 2013-->
<TITLE> <TITLE>
Generated Documentation (Untitled) Generated Documentation (Untitled)
</TITLE> </TITLE>

41
java/doc/org/libjpegturbo/turbojpeg/TJ.html
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:33 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:11 CDT 2013 -->
<TITLE> <TITLE>
TJ TJ
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
@@ -374,6 +374,17 @@ TurboJPEG utility class (cannot be instantiated)
int&nbsp;height, int&nbsp;height,
int&nbsp;subsamp)</CODE> int&nbsp;subsamp)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int, int)"><CODE>bufSizeYUV(int, int, int, int)</CODE></A> instead.</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static&nbsp;int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int, int)">bufSizeYUV</A></B>(int&nbsp;width,
int&nbsp;pad,
int&nbsp;height,
int&nbsp;subsamp)</CODE>
<BR> <BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the size of the buffer (in bytes) required to hold a YUV planar &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the size of the buffer (in bytes) required to hold a YUV planar
image with the given width, height, and level of chrominance subsampling.</TD> image with the given width, height, and level of chrominance subsampling.</TD>
@@ -992,10 +1003,11 @@ public static int <B>bufSize</B>(int&nbsp;width,
</DL> </DL>
<HR> <HR>
<A NAME="bufSizeYUV(int, int, int)"><!-- --></A><H3> <A NAME="bufSizeYUV(int, int, int, int)"><!-- --></A><H3>
bufSizeYUV</H3> bufSizeYUV</H3>
<PRE> <PRE>
public static int <B>bufSizeYUV</B>(int&nbsp;width, public static int <B>bufSizeYUV</B>(int&nbsp;width,
int&nbsp;pad,
int&nbsp;height, int&nbsp;height,
int&nbsp;subsamp) int&nbsp;subsamp)
throws java.lang.Exception</PRE> throws java.lang.Exception</PRE>
@@ -1004,7 +1016,9 @@ public static int <B>bufSizeYUV</B>(int&nbsp;width,
image with the given width, height, and level of chrominance subsampling. image with the given width, height, and level of chrominance subsampling.
<P> <P>
<DD><DL> <DD><DL>
<DT><B>Parameters:</B><DD><CODE>width</CODE> - the width (in pixels) of the YUV image<DD><CODE>height</CODE> - the height (in pixels) of the YUV image<DD><CODE>subsamp</CODE> - the level of chrominance subsampling used in the YUV <DT><B>Parameters:</B><DD><CODE>width</CODE> - the width (in pixels) of the YUV image<DD><CODE>pad</CODE> - the width of each line in each plane of the image is padded to
the nearest multiple of this number of bytes (must be a power of
2.)<DD><CODE>height</CODE> - the height (in pixels) of the YUV image<DD><CODE>subsamp</CODE> - the level of chrominance subsampling used in the YUV
image (one of <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.SAMP_*</CODE></A>) image (one of <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.SAMP_*</CODE></A>)
<DT><B>Returns:</B><DD>the size of the buffer (in bytes) required to hold a YUV planar <DT><B>Returns:</B><DD>the size of the buffer (in bytes) required to hold a YUV planar
image with the given width, height, and level of chrominance subsampling image with the given width, height, and level of chrominance subsampling
@@ -1014,6 +1028,25 @@ public static int <B>bufSizeYUV</B>(int&nbsp;width,
</DL> </DL>
<HR> <HR>
<A NAME="bufSizeYUV(int, int, int)"><!-- --></A><H3>
bufSizeYUV</H3>
<PRE>
<FONT SIZE="-1">@Deprecated
</FONT>public static int <B>bufSizeYUV</B>(int&nbsp;width,
int&nbsp;height,
int&nbsp;subsamp)
throws java.lang.Exception</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int, int)"><CODE>bufSizeYUV(int, int, int, int)</CODE></A> instead.</I>
<P>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="getScalingFactors()"><!-- --></A><H3> <A NAME="getScalingFactors()"><!-- --></A><H3>
getScalingFactors</H3> getScalingFactors</H3>
<PRE> <PRE>

67
java/doc/org/libjpegturbo/turbojpeg/TJCompressor.html
View File

@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
TJCompressor TJCompressor
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
@@ -306,6 +306,14 @@ TurboJPEG compressor
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set the level of chrominance subsampling for subsequent compress/encode &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set the level of chrominance subsampling for subsequent compress/encode
operations.</TD> operations.</TD>
</TR> </TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJCompressor.html#setYUVPad(int)">setYUVPad</A></B>(int&nbsp;pad)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set the plane padding for subsequent YUV encode operations.</TD>
</TR>
</TABLE> </TABLE>
&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A> &nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
@@ -437,11 +445,12 @@ public void <B>setSourceImage</B>(byte[]&nbsp;srcImage,
<A NAME="setSourceImage(byte[], int, int, int, int)"><!-- --></A><H3> <A NAME="setSourceImage(byte[], int, int, int, int)"><!-- --></A><H3>
setSourceImage</H3> setSourceImage</H3>
<PRE> <PRE>
public void <B>setSourceImage</B>(byte[]&nbsp;srcImage, <FONT SIZE="-1">@Deprecated
int&nbsp;width, </FONT>public void <B>setSourceImage</B>(byte[]&nbsp;srcImage,
int&nbsp;pitch, int&nbsp;width,
int&nbsp;height, int&nbsp;pitch,
int&nbsp;pixelFormat) int&nbsp;height,
int&nbsp;pixelFormat)
throws java.lang.Exception</PRE> throws java.lang.Exception</PRE>
<DL> <DL>
<DD><B>Deprecated.</B>&nbsp;<I>Use <DD><B>Deprecated.</B>&nbsp;<I>Use
@@ -572,6 +581,25 @@ public byte[] <B>compress</B>(java.awt.image.BufferedImage&nbsp;srcImage,
</DL> </DL>
<HR> <HR>
<A NAME="setYUVPad(int)"><!-- --></A><H3>
setYUVPad</H3>
<PRE>
public void <B>setYUVPad</B>(int&nbsp;pad)
throws java.lang.Exception</PRE>
<DL>
<DD>Set the plane padding for subsequent YUV encode operations.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>pad</CODE> - the width of each line in each plane of the YUV image will be
padded to the nearest multiple of this number of bytes (must be a
power of 2.) The default padding is 4 bytes, which generates
images suitable for direct video display.
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="encodeYUV(byte[], int)"><!-- --></A><H3> <A NAME="encodeYUV(byte[], int)"><!-- --></A><H3>
encodeYUV</H3> encodeYUV</H3>
<PRE> <PRE>
@@ -581,21 +609,20 @@ public void <B>encodeYUV</B>(byte[]&nbsp;dstBuf,
<DL> <DL>
<DD>Encode the uncompressed source image associated with this compressor <DD>Encode the uncompressed source image associated with this compressor
instance and output a YUV planar image to the given destination buffer. instance and output a YUV planar image to the given destination buffer.
This method uses the accelerated color conversion routines in This method uses the accelerated color conversion routines in TurboJPEG's
TurboJPEG's underlying codec to produce a planar YUV image that is underlying codec but does not execute any of the other steps in the JPEG
suitable for direct video display. Specifically, if the chrominance compression process. The Y, U, and V image planes are stored sequentially
components are subsampled along the horizontal dimension, then the width into the destination buffer, and the size of each plane is determined by
of the luminance plane is padded to the nearest multiple of 2 in the the width and height of the source image, as well as the specified padding
output image (same goes for the height of the luminance plane, if the and level of chrominance subsampling. If the chrominance components are
chrominance components are subsampled along the vertical dimension.) subsampled along the horizontal dimension, then the width of the luminance
Also, each line of each plane in the output image is padded to 4 bytes. plane is padded to the nearest multiple of 2 in the output image (same
Although this will work with any subsampling option, it is really only goes for the height of the luminance plane, if the chrominance components
useful in combination with <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#SAMP_420"><CODE>TJ.SAMP_420</CODE></A>, which produces an image are subsampled along the vertical dimension.)
compatible with the I420 (AKA "YUV420P") format.
<P> <P>
<DD><DL> <DD><DL>
<DT><B>Parameters:</B><DD><CODE>dstBuf</CODE> - buffer that will receive the YUV planar image. Use <DT><B>Parameters:</B><DD><CODE>dstBuf</CODE> - buffer that will receive the YUV planar image. Use
<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int)"><CODE>TJ.bufSizeYUV(int, int, int)</CODE></A> to determine the appropriate size for this buffer <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int, int)"><CODE>TJ.bufSizeYUV(int, int, int, int)</CODE></A> to determine the appropriate size for this buffer
based on the image width, height, and level of chrominance subsampling.<DD><CODE>flags</CODE> - the bitwise OR of one or more of <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.FLAG_*</CODE></A> based on the image width, height, and level of chrominance subsampling.<DD><CODE>flags</CODE> - the bitwise OR of one or more of <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.FLAG_*</CODE></A>
<DT><B>Throws:</B> <DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL> <DD><CODE>java.lang.Exception</CODE></DL>
@@ -637,7 +664,7 @@ public void <B>encodeYUV</B>(java.awt.image.BufferedImage&nbsp;srcImage,
<DD><DL> <DD><DL>
<DT><B>Parameters:</B><DD><CODE>srcImage</CODE> - a <code>BufferedImage</code> instance containing RGB or <DT><B>Parameters:</B><DD><CODE>srcImage</CODE> - a <code>BufferedImage</code> instance containing RGB or
grayscale pixels to be encoded<DD><CODE>dstBuf</CODE> - buffer that will receive the YUV planar image. Use grayscale pixels to be encoded<DD><CODE>dstBuf</CODE> - buffer that will receive the YUV planar image. Use
<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int)"><CODE>TJ.bufSizeYUV(int, int, int)</CODE></A> to determine the appropriate size for this buffer <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int, int)"><CODE>TJ.bufSizeYUV(int, int, int, int)</CODE></A> to determine the appropriate size for this buffer
based on the image width, height, and level of chrominance subsampling.<DD><CODE>flags</CODE> - the bitwise OR of one or more of <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.FLAG_*</CODE></A> based on the image width, height, and level of chrominance subsampling.<DD><CODE>flags</CODE> - the bitwise OR of one or more of <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.FLAG_*</CODE></A>
<DT><B>Throws:</B> <DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL> <DD><CODE>java.lang.Exception</CODE></DL>

4
java/doc/org/libjpegturbo/turbojpeg/TJCustomFilter.html
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
TJCustomFilter TJCustomFilter
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">

115
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
TJDecompressor TJDecompressor
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
@@ -304,6 +304,19 @@ TurboJPEG decompressor
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int)">decompressToYUV</A></B>(byte[]&nbsp;dstBuf, <TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int)">decompressToYUV</A></B>(byte[]&nbsp;dstBuf,
int&nbsp;flags)</CODE> int&nbsp;flags)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)"><CODE>decompressToYUV(byte[], int, int, int, int)</CODE></A>
instead.</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)">decompressToYUV</A></B>(byte[]&nbsp;dstBuf,
int&nbsp;desiredWidth,
int&nbsp;pad,
int&nbsp;desiredHeight,
int&nbsp;flags)</CODE>
<BR> <BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Decompress the JPEG source image associated with this decompressor &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Decompress the JPEG source image associated with this decompressor
instance and output a YUV planar image to the given destination buffer.</TD> instance and output a YUV planar image to the given destination buffer.</TD>
@@ -313,6 +326,17 @@ TurboJPEG decompressor
<CODE>&nbsp;byte[]</CODE></FONT></TD> <CODE>&nbsp;byte[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int)">decompressToYUV</A></B>(int&nbsp;flags)</CODE> <TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int)">decompressToYUV</A></B>(int&nbsp;flags)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int, int, int, int)"><CODE>decompressToYUV(int, int, int, int)</CODE></A> instead.</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;byte[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int, int, int, int)">decompressToYUV</A></B>(int&nbsp;desiredWidth,
int&nbsp;pad,
int&nbsp;desiredHeight,
int&nbsp;flags)</CODE>
<BR> <BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Decompress the JPEG source image associated with this decompressor &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Decompress the JPEG source image associated with this decompressor
instance and return a buffer containing a YUV planar image.</TD> instance and return a buffer containing a YUV planar image.</TD>
@@ -779,12 +803,13 @@ public void <B>decompress</B>(byte[]&nbsp;dstBuf,
<A NAME="decompress(byte[], int, int, int, int, int)"><!-- --></A><H3> <A NAME="decompress(byte[], int, int, int, int, int)"><!-- --></A><H3>
decompress</H3> decompress</H3>
<PRE> <PRE>
public void <B>decompress</B>(byte[]&nbsp;dstBuf, <FONT SIZE="-1">@Deprecated
int&nbsp;desiredWidth, </FONT>public void <B>decompress</B>(byte[]&nbsp;dstBuf,
int&nbsp;pitch, int&nbsp;desiredWidth,
int&nbsp;desiredHeight, int&nbsp;pitch,
int&nbsp;pixelFormat, int&nbsp;desiredHeight,
int&nbsp;flags) int&nbsp;pixelFormat,
int&nbsp;flags)
throws java.lang.Exception</PRE> throws java.lang.Exception</PRE>
<DL> <DL>
<DD><B>Deprecated.</B>&nbsp;<I>Use <DD><B>Deprecated.</B>&nbsp;<I>Use
@@ -827,10 +852,13 @@ public byte[] <B>decompress</B>(int&nbsp;desiredWidth,
</DL> </DL>
<HR> <HR>
<A NAME="decompressToYUV(byte[], int)"><!-- --></A><H3> <A NAME="decompressToYUV(byte[], int, int, int, int)"><!-- --></A><H3>
decompressToYUV</H3> decompressToYUV</H3>
<PRE> <PRE>
public void <B>decompressToYUV</B>(byte[]&nbsp;dstBuf, public void <B>decompressToYUV</B>(byte[]&nbsp;dstBuf,
int&nbsp;desiredWidth,
int&nbsp;pad,
int&nbsp;desiredHeight,
int&nbsp;flags) int&nbsp;flags)
throws java.lang.Exception</PRE> throws java.lang.Exception</PRE>
<DL> <DL>
@@ -846,8 +874,64 @@ public void <B>decompressToYUV</B>(byte[]&nbsp;dstBuf,
<P> <P>
<DD><DL> <DD><DL>
<DT><B>Parameters:</B><DD><CODE>dstBuf</CODE> - buffer that will receive the YUV planar image. Use <DT><B>Parameters:</B><DD><CODE>dstBuf</CODE> - buffer that will receive the YUV planar image. Use
<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int)"><CODE>TJ.bufSizeYUV(int, int, int)</CODE></A> to determine the appropriate size for this buffer <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int, int, int, int)"><CODE>TJ.bufSizeYUV(int, int, int, int)</CODE></A> to determine the appropriate size for this buffer
based on the image width, height, and level of chrominance subsampling.<DD><CODE>flags</CODE> - the bitwise OR of one or more of <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.FLAG_*</CODE></A> based on the image width, height, and level of chrominance subsampling.<DD><CODE>desiredWidth</CODE> - desired width (in pixels) of the YUV image. If the
desired image dimensions are different than the dimensions of the JPEG
image being decompressed, then TurboJPEG will use scaling in the JPEG
decompressor to generate the largest possible image that will fit within
the desired dimensions. Setting this to 0 is the same as setting it to
the width of the JPEG image (in other words, the width will not be
considered when determining the scaled image size.)<DD><CODE>pad</CODE> - the width of each line in each plane of the YUV image will be
padded to the nearest multiple of this number of bytes (must be a power of
2.)<DD><CODE>desiredHeight</CODE> - desired height (in pixels) of the YUV image. If the
desired image dimensions are different than the dimensions of the JPEG
image being decompressed, then TurboJPEG will use scaling in the JPEG
decompressor to generate the largest possible image that will fit within
the desired dimensions. Setting this to 0 is the same as setting it to
the height of the JPEG image (in other words, the height will not be
considered when determining the scaled image size.)<DD><CODE>flags</CODE> - the bitwise OR of one or more of <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.FLAG_*</CODE></A>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="decompressToYUV(byte[], int)"><!-- --></A><H3>
decompressToYUV</H3>
<PRE>
<FONT SIZE="-1">@Deprecated
</FONT>public void <B>decompressToYUV</B>(byte[]&nbsp;dstBuf,
int&nbsp;flags)
throws java.lang.Exception</PRE>
<DL>
<DD><B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)"><CODE>decompressToYUV(byte[], int, int, int, int)</CODE></A>
instead.</I>
<P>
<DD><DL>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>
<A NAME="decompressToYUV(int, int, int, int)"><!-- --></A><H3>
decompressToYUV</H3>
<PRE>
public byte[] <B>decompressToYUV</B>(int&nbsp;desiredWidth,
int&nbsp;pad,
int&nbsp;desiredHeight,
int&nbsp;flags)
throws java.lang.Exception</PRE>
<DL>
<DD>Decompress the JPEG source image associated with this decompressor
instance and return a buffer containing a YUV planar image. See <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)"><CODE>decompressToYUV(byte[], int, int, int, int)</CODE></A> for more detail.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>desiredWidth</CODE> - see
<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)"><CODE>decompressToYUV(byte[], int, int, int, int)</CODE></A> for description<DD><CODE>pad</CODE> - see <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)"><CODE>decompressToYUV(byte[], int, int, int, int)</CODE></A> for
description<DD><CODE>desiredHeight</CODE> - see <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)"><CODE>decompressToYUV(byte[], int, int, int, int)</CODE></A> for description<DD><CODE>flags</CODE> - the bitwise OR of one or more of <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.FLAG_*</CODE></A>
<DT><B>Returns:</B><DD>a buffer containing a YUV planar image
<DT><B>Throws:</B> <DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL> <DD><CODE>java.lang.Exception</CODE></DL>
</DD> </DD>
@@ -857,15 +941,14 @@ public void <B>decompressToYUV</B>(byte[]&nbsp;dstBuf,
<A NAME="decompressToYUV(int)"><!-- --></A><H3> <A NAME="decompressToYUV(int)"><!-- --></A><H3>
decompressToYUV</H3> decompressToYUV</H3>
<PRE> <PRE>
public byte[] <B>decompressToYUV</B>(int&nbsp;flags) <FONT SIZE="-1">@Deprecated
</FONT>public byte[] <B>decompressToYUV</B>(int&nbsp;flags)
throws java.lang.Exception</PRE> throws java.lang.Exception</PRE>
<DL> <DL>
<DD>Decompress the JPEG source image associated with this decompressor <DD><B>Deprecated.</B>&nbsp;<I>Use <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int, int, int, int)"><CODE>decompressToYUV(int, int, int, int)</CODE></A> instead.</I>
instance and return a buffer containing a YUV planar image. See <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int)"><CODE>decompressToYUV(byte[], int)</CODE></A> for more detail.
<P> <P>
<DD><DL> <DD><DL>
<DT><B>Parameters:</B><DD><CODE>flags</CODE> - the bitwise OR of one or more of <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.FLAG_*</CODE></A>
<DT><B>Returns:</B><DD>a buffer containing a YUV planar image
<DT><B>Throws:</B> <DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL> <DD><CODE>java.lang.Exception</CODE></DL>
</DD> </DD>

4
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
TJScalingFactor TJScalingFactor
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">

4
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
TJTransform TJTransform
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">

6
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
TJTransformer TJTransformer
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
@@ -205,7 +205,7 @@ TurboJPEG lossless transformer
<TH ALIGN="left"><B>Methods inherited from class org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</A></B></TH> <TH ALIGN="left"><B>Methods inherited from class org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</A></B></TH>
</TR> </TR>
<TR BGCOLOR="white" CLASS="TableRowColor"> <TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#close()">close</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(java.awt.image.BufferedImage, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int[], int, int, int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#finalize()">finalize</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getHeight()">getHeight</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getJPEGBuf()">getJPEGBuf</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getJPEGSize()">getJPEGSize</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getScaledHeight(int, int)">getScaledHeight</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getScaledWidth(int, int)">getScaledWidth</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getSubsamp()">getSubsamp</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getWidth()">getWidth</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#setJPEGImage(byte[], int)">setJPEGImage</A></CODE></TD> <TD><CODE><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#close()">close</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(java.awt.image.BufferedImage, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int[], int, int, int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int, int, int, int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#finalize()">finalize</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getHeight()">getHeight</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getJPEGBuf()">getJPEGBuf</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getJPEGSize()">getJPEGSize</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getScaledHeight(int, int)">getScaledHeight</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getScaledWidth(int, int)">getScaledWidth</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getSubsamp()">getSubsamp</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getWidth()">getWidth</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#setJPEGImage(byte[], int)">setJPEGImage</A></CODE></TD>
</TR> </TR>
</TABLE> </TABLE>
&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A> &nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>

4
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
org.libjpegturbo.turbojpeg org.libjpegturbo.turbojpeg
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">

4
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@@ -2,12 +2,12 @@
<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
org.libjpegturbo.turbojpeg org.libjpegturbo.turbojpeg
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">

4
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<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
org.libjpegturbo.turbojpeg Class Hierarchy org.libjpegturbo.turbojpeg Class Hierarchy
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">

4
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<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
<!-- Generated by javadoc (build 1.6.0_43) on Fri Apr 26 20:05:34 CDT 2013 --> <!-- Generated by javadoc (build 1.6.0_43) on Sat Apr 27 20:13:12 CDT 2013 -->
<TITLE> <TITLE>
Class Hierarchy Class Hierarchy
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">

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<!--NewPage--> <!--NewPage-->
<HTML> <HTML>
<HEAD> <HEAD>
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<TITLE> <TITLE>
Serialized Form Serialized Form
</TITLE> </TITLE>
<META NAME="date" CONTENT="2013-04-26"> <META NAME="date" CONTENT="2013-04-27">
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style"> <LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">

12
java/org/libjpegturbo/turbojpeg/TJ.java
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@@ -342,6 +342,10 @@ public final class TJ {
* *
* @param width the width (in pixels) of the YUV image * @param width the width (in pixels) of the YUV image
* *
* @param pad the width of each line in each plane of the image is padded to
* the nearest multiple of this number of bytes (must be a power of
* 2.)
*
* @param height the height (in pixels) of the YUV image * @param height the height (in pixels) of the YUV image
* *
* @param subsamp the level of chrominance subsampling used in the YUV * @param subsamp the level of chrominance subsampling used in the YUV
@@ -350,6 +354,14 @@ public final class TJ {
* @return the size of the buffer (in bytes) required to hold a YUV planar * @return the size of the buffer (in bytes) required to hold a YUV planar
* image with the given width, height, and level of chrominance subsampling * image with the given width, height, and level of chrominance subsampling
*/ */
public static native int bufSizeYUV(int width, int pad, int height,
int subsamp)
throws Exception;
/**
* @deprecated Use {@link #bufSizeYUV(int, int, int, int)} instead.
*/
@Deprecated
public static native int bufSizeYUV(int width, int height, int subsamp) public static native int bufSizeYUV(int width, int height, int subsamp)
throws Exception; throws Exception;

70
java/org/libjpegturbo/turbojpeg/TJCompressor.java
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@@ -145,6 +145,7 @@ public class TJCompressor {
* @deprecated Use * @deprecated Use
* {@link #setSourceImage(byte[], int, int, int, int, int, int)} instead. * {@link #setSourceImage(byte[], int, int, int, int, int, int)} instead.
*/ */
@Deprecated
public void setSourceImage(byte[] srcImage, int width, int pitch, public void setSourceImage(byte[] srcImage, int width, int pitch,
int height, int pixelFormat) throws Exception { int height, int pixelFormat) throws Exception {
setSourceImage(srcImage, 0, 0, width, pitch, height, pixelFormat); setSourceImage(srcImage, 0, 0, width, pitch, height, pixelFormat);
@@ -330,20 +331,34 @@ public class TJCompressor {
return buf; return buf;
} }
/**
* Set the plane padding for subsequent YUV encode operations.
*
* @param pad the width of each line in each plane of the YUV image will be
* padded to the nearest multiple of this number of bytes (must be a
* power of 2.) The default padding is 4 bytes, which generates
* images suitable for direct video display.
*/
public void setYUVPad(int pad) throws Exception {
if(pad < 1 || ((pad & (pad - 1)) != 0))
throw new Exception("Invalid argument in setYUVPad()");
yuvPad = pad;
}
/** /**
* Encode the uncompressed source image associated with this compressor * Encode the uncompressed source image associated with this compressor
* instance and output a YUV planar image to the given destination buffer. * instance and output a YUV planar image to the given destination buffer.
* This method uses the accelerated color conversion routines in * This method uses the accelerated color conversion routines in TurboJPEG's
* TurboJPEG's underlying codec to produce a planar YUV image that is * underlying codec but does not execute any of the other steps in the JPEG
* suitable for direct video display. Specifically, if the chrominance * compression process. The Y, U, and V image planes are stored sequentially
* components are subsampled along the horizontal dimension, then the width * into the destination buffer, and the size of each plane is determined by
* of the luminance plane is padded to the nearest multiple of 2 in the * the width and height of the source image, as well as the specified padding
* output image (same goes for the height of the luminance plane, if the * and level of chrominance subsampling. If the chrominance components are
* chrominance components are subsampled along the vertical dimension.) * subsampled along the horizontal dimension, then the width of the luminance
* Also, each line of each plane in the output image is padded to 4 bytes. * plane is padded to the nearest multiple of 2 in the output image (same
* Although this will work with any subsampling option, it is really only * goes for the height of the luminance plane, if the chrominance components
* useful in combination with {@link TJ#SAMP_420}, which produces an image * are subsampled along the vertical dimension.)
* compatible with the I420 (AKA "YUV420P") format.
* *
* @param dstBuf buffer that will receive the YUV planar image. Use * @param dstBuf buffer that will receive the YUV planar image. Use
* {@link TJ#bufSizeYUV} to determine the appropriate size for this buffer * {@link TJ#bufSizeYUV} to determine the appropriate size for this buffer
@@ -358,9 +373,9 @@ public class TJCompressor {
throw new Exception(NO_ASSOC_ERROR); throw new Exception(NO_ASSOC_ERROR);
if (subsamp < 0) if (subsamp < 0)
throw new Exception("Subsampling level not set"); throw new Exception("Subsampling level not set");
encodeYUV(srcBuf, srcWidth, srcPitch, srcHeight, encodeYUV(srcBuf, srcWidth, srcPitch, srcHeight, srcPixelFormat, dstBuf,
srcPixelFormat, dstBuf, subsamp, flags); yuvPad, subsamp, flags);
compressedSize = TJ.bufSizeYUV(srcWidth, srcHeight, subsamp); compressedSize = TJ.bufSizeYUV(srcWidth, yuvPad, srcHeight, subsamp);
} }
/** /**
@@ -377,7 +392,7 @@ public class TJCompressor {
throw new Exception(NO_ASSOC_ERROR); throw new Exception(NO_ASSOC_ERROR);
if (subsamp < 0) if (subsamp < 0)
throw new Exception("Subsampling level not set"); throw new Exception("Subsampling level not set");
byte[] buf = new byte[TJ.bufSizeYUV(srcWidth, srcHeight, subsamp)]; byte[] buf = new byte[TJ.bufSizeYUV(srcWidth, yuvPad, srcHeight, subsamp)];
encodeYUV(buf, flags); encodeYUV(buf, flags);
return buf; return buf;
} }
@@ -438,8 +453,8 @@ public class TJCompressor {
int stride = sm.getScanlineStride(); int stride = sm.getScanlineStride();
DataBufferInt db = (DataBufferInt)wr.getDataBuffer(); DataBufferInt db = (DataBufferInt)wr.getDataBuffer();
int[] buf = db.getData(); int[] buf = db.getData();
encodeYUV(buf, width, stride, height, pixelFormat, dstBuf, subsamp, encodeYUV(buf, width, stride, height, pixelFormat, dstBuf, yuvPad,
flags); subsamp, flags);
} else { } else {
ComponentSampleModel sm = ComponentSampleModel sm =
(ComponentSampleModel)srcImage.getSampleModel(); (ComponentSampleModel)srcImage.getSampleModel();
@@ -449,10 +464,10 @@ public class TJCompressor {
int pitch = sm.getScanlineStride(); int pitch = sm.getScanlineStride();
DataBufferByte db = (DataBufferByte)wr.getDataBuffer(); DataBufferByte db = (DataBufferByte)wr.getDataBuffer();
byte[] buf = db.getData(); byte[] buf = db.getData();
encodeYUV(buf, width, pitch, height, pixelFormat, dstBuf, subsamp, encodeYUV(buf, width, pitch, height, pixelFormat, dstBuf, yuvPad,
flags); subsamp, flags);
} }
compressedSize = TJ.bufSizeYUV(width, height, subsamp); compressedSize = TJ.bufSizeYUV(width, yuvPad, height, subsamp);
} }
/** /**
@@ -472,7 +487,7 @@ public class TJCompressor {
throw new Exception("Subsampling level not set"); throw new Exception("Subsampling level not set");
int width = srcImage.getWidth(); int width = srcImage.getWidth();
int height = srcImage.getHeight(); int height = srcImage.getHeight();
byte[] buf = new byte[TJ.bufSizeYUV(width, height, subsamp)]; byte[] buf = new byte[TJ.bufSizeYUV(width, yuvPad, height, subsamp)];
encodeYUV(srcImage, buf, flags); encodeYUV(srcImage, buf, flags);
return buf; return buf;
} }
@@ -527,11 +542,19 @@ public class TJCompressor {
private native void encodeYUV(byte[] srcBuf, int width, int pitch, private native void encodeYUV(byte[] srcBuf, int width, int pitch,
int height, int pixelFormat, byte[] dstBuf, int subsamp, int flags) int height, int pixelFormat, byte[] dstBuf, int subsamp, int flags)
throws Exception; throws Exception; // deprecated
private native void encodeYUV(byte[] srcBuf, int width, int pitch,
int height, int pixelFormat, byte[] dstBuf, int pad, int subsamp,
int flags) throws Exception;
private native void encodeYUV(int[] srcBuf, int width, int stride, private native void encodeYUV(int[] srcBuf, int width, int stride,
int height, int pixelFormat, byte[] dstBuf, int subsamp, int flags) int height, int pixelFormat, byte[] dstBuf, int subsamp, int flags)
throws Exception; throws Exception; // deprecated
private native void encodeYUV(int[] srcBuf, int width, int pitch,
int height, int pixelFormat, byte[] dstBuf, int pad, int subsamp,
int flags) throws Exception;
static { static {
TJLoader.load(); TJLoader.load();
@@ -548,5 +571,6 @@ public class TJCompressor {
private int subsamp = -1; private int subsamp = -1;
private int jpegQuality = -1; private int jpegQuality = -1;
private int compressedSize = 0; private int compressedSize = 0;
private int yuvPad = 4;
private ByteOrder byteOrder = null; private ByteOrder byteOrder = null;
}; };

72
java/org/libjpegturbo/turbojpeg/TJDecompressor.java
View File

@@ -313,6 +313,7 @@ public class TJDecompressor {
* @deprecated Use * @deprecated Use
* {@link #decompress(byte[], int, int, int, int, int, int, int)} instead. * {@link #decompress(byte[], int, int, int, int, int, int, int)} instead.
*/ */
@Deprecated
public void decompress(byte[] dstBuf, int desiredWidth, int pitch, public void decompress(byte[] dstBuf, int desiredWidth, int pitch,
int desiredHeight, int pixelFormat, int flags) int desiredHeight, int pixelFormat, int flags)
throws Exception { throws Exception {
@@ -373,38 +374,90 @@ public class TJDecompressor {
* {@link TJ#bufSizeYUV} to determine the appropriate size for this buffer * {@link TJ#bufSizeYUV} to determine the appropriate size for this buffer
* based on the image width, height, and level of chrominance subsampling. * based on the image width, height, and level of chrominance subsampling.
* *
* @param desiredWidth desired width (in pixels) of the YUV image. If the
* desired image dimensions are different than the dimensions of the JPEG
* image being decompressed, then TurboJPEG will use scaling in the JPEG
* decompressor to generate the largest possible image that will fit within
* the desired dimensions. Setting this to 0 is the same as setting it to
* the width of the JPEG image (in other words, the width will not be
* considered when determining the scaled image size.)
*
* @param pad the width of each line in each plane of the YUV image will be
* padded to the nearest multiple of this number of bytes (must be a power of
* 2.)
*
* @param desiredHeight desired height (in pixels) of the YUV image. If the
* desired image dimensions are different than the dimensions of the JPEG
* image being decompressed, then TurboJPEG will use scaling in the JPEG
* decompressor to generate the largest possible image that will fit within
* the desired dimensions. Setting this to 0 is the same as setting it to
* the height of the JPEG image (in other words, the height will not be
* considered when determining the scaled image size.)
*
* @param flags the bitwise OR of one or more of {@link TJ TJ.FLAG_*} * @param flags the bitwise OR of one or more of {@link TJ TJ.FLAG_*}
*/ */
public void decompressToYUV(byte[] dstBuf, int flags) throws Exception { public void decompressToYUV(byte[] dstBuf, int desiredWidth, int pad,
int desiredHeight, int flags) throws Exception {
if (jpegBuf == null) if (jpegBuf == null)
throw new Exception(NO_ASSOC_ERROR); throw new Exception(NO_ASSOC_ERROR);
if (dstBuf == null || flags < 0) if (dstBuf == null || desiredWidth < 0 || pad < 1 ||
((pad & (pad - 1)) != 0) || desiredHeight < 0 || flags < 0)
throw new Exception("Invalid argument in decompressToYUV()"); throw new Exception("Invalid argument in decompressToYUV()");
decompressToYUV(jpegBuf, jpegBufSize, dstBuf, flags); decompressToYUV(jpegBuf, jpegBufSize, dstBuf, desiredWidth, pad,
desiredHeight, flags);
} }
/**
* @deprecated Use {@link #decompressToYUV(byte[], int, int, int, int)}
* instead.
*/
@Deprecated
public void decompressToYUV(byte[] dstBuf, int flags) throws Exception {
decompressToYUV(dstBuf, 0, 4, 0, flags);
}
/** /**
* Decompress the JPEG source image associated with this decompressor * Decompress the JPEG source image associated with this decompressor
* instance and return a buffer containing a YUV planar image. See {@link * instance and return a buffer containing a YUV planar image. See {@link
* #decompressToYUV(byte[], int)} for more detail. * #decompressToYUV(byte[], int, int, int, int)} for more detail.
*
* @param desiredWidth see
* {@link #decompressToYUV(byte[], int, int, int, int)} for description
*
* @param pad see {@link #decompressToYUV(byte[], int, int, int, int)} for
* description
*
* @param desiredHeight see {@link
* #decompressToYUV(byte[], int, int, int, int)} for description
* *
* @param flags the bitwise OR of one or more of {@link TJ TJ.FLAG_*} * @param flags the bitwise OR of one or more of {@link TJ TJ.FLAG_*}
* *
* @return a buffer containing a YUV planar image * @return a buffer containing a YUV planar image
*/ */
public byte[] decompressToYUV(int flags) throws Exception { public byte[] decompressToYUV(int desiredWidth, int pad, int desiredHeight,
int flags) throws Exception {
if (flags < 0) if (flags < 0)
throw new Exception("Invalid argument in decompressToYUV()"); throw new Exception("Invalid argument in decompressToYUV()");
if (jpegWidth < 1 || jpegHeight < 1 || jpegSubsamp < 0) if (jpegWidth < 1 || jpegHeight < 1 || jpegSubsamp < 0)
throw new Exception(NO_ASSOC_ERROR); throw new Exception(NO_ASSOC_ERROR);
if (jpegSubsamp >= TJ.NUMSAMP) if (jpegSubsamp >= TJ.NUMSAMP)
throw new Exception("JPEG header information is invalid"); throw new Exception("JPEG header information is invalid");
byte[] buf = new byte[TJ.bufSizeYUV(jpegWidth, jpegHeight, jpegSubsamp)]; int scaledWidth = getScaledWidth(desiredWidth, desiredHeight);
decompressToYUV(buf, flags); int scaledHeight = getScaledHeight(desiredWidth, desiredHeight);
byte[] buf = new byte[TJ.bufSizeYUV(scaledWidth, pad, scaledHeight,
jpegSubsamp)];
decompressToYUV(buf, desiredWidth, pad, desiredHeight, flags);
return buf; return buf;
} }
/**
* @deprecated Use {@link #decompressToYUV(int, int, int, int)} instead.
*/
@Deprecated
public byte[] decompressToYUV(int flags) throws Exception {
return decompressToYUV(0, 4, 0, flags);
}
/** /**
* Decompress the JPEG source image associated with this decompressor * Decompress the JPEG source image associated with this decompressor
* instance and output a decompressed image to the given destination buffer. * instance and output a decompressed image to the given destination buffer.
@@ -619,7 +672,10 @@ public class TJDecompressor {
int flags) throws Exception; int flags) throws Exception;
private native void decompressToYUV(byte[] srcBuf, int size, byte[] dstBuf, private native void decompressToYUV(byte[] srcBuf, int size, byte[] dstBuf,
int flags) throws Exception; int flags) throws Exception; // deprecated
private native void decompressToYUV(byte[] srcBuf, int size, byte[] dstBuf,
int desiredWidth, int pad, int desiredheight, int flags) throws Exception;
static { static {
TJLoader.load(); TJLoader.load();

10
java/org_libjpegturbo_turbojpeg_TJ.h
View File

@@ -67,12 +67,20 @@ extern "C" {
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJ_bufSize JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJ_bufSize
(JNIEnv *, jclass, jint, jint, jint); (JNIEnv *, jclass, jint, jint, jint);
/*
* Class: org_libjpegturbo_turbojpeg_TJ
* Method: bufSizeYUV
* Signature: (IIII)I
*/
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJ_bufSizeYUV__IIII
(JNIEnv *, jclass, jint, jint, jint, jint);
/* /*
* Class: org_libjpegturbo_turbojpeg_TJ * Class: org_libjpegturbo_turbojpeg_TJ
* Method: bufSizeYUV * Method: bufSizeYUV
* Signature: (III)I * Signature: (III)I
*/ */
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJ_bufSizeYUV JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJ_bufSizeYUV__III
(JNIEnv *, jclass, jint, jint, jint); (JNIEnv *, jclass, jint, jint, jint);
/* /*

16
java/org_libjpegturbo_turbojpeg_TJCompressor.h
View File

@@ -63,6 +63,14 @@ JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3BIIII_3BII JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3BIIII_3BII
(JNIEnv *, jobject, jbyteArray, jint, jint, jint, jint, jbyteArray, jint, jint); (JNIEnv *, jobject, jbyteArray, jint, jint, jint, jint, jbyteArray, jint, jint);
/*
* Class: org_libjpegturbo_turbojpeg_TJCompressor
* Method: encodeYUV
* Signature: ([BIIII[BIII)V
*/
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3BIIII_3BIII
(JNIEnv *, jobject, jbyteArray, jint, jint, jint, jint, jbyteArray, jint, jint, jint);
/* /*
* Class: org_libjpegturbo_turbojpeg_TJCompressor * Class: org_libjpegturbo_turbojpeg_TJCompressor
* Method: encodeYUV * Method: encodeYUV
@@ -71,6 +79,14 @@ JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3IIIII_3BII JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3IIIII_3BII
(JNIEnv *, jobject, jintArray, jint, jint, jint, jint, jbyteArray, jint, jint); (JNIEnv *, jobject, jintArray, jint, jint, jint, jint, jbyteArray, jint, jint);
/*
* Class: org_libjpegturbo_turbojpeg_TJCompressor
* Method: encodeYUV
* Signature: ([IIIII[BIII)V
*/
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3IIIII_3BIII
(JNIEnv *, jobject, jintArray, jint, jint, jint, jint, jbyteArray, jint, jint, jint);
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif #endif

10
java/org_libjpegturbo_turbojpeg_TJDecompressor.h
View File

@@ -68,9 +68,17 @@ JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress
* Method: decompressToYUV * Method: decompressToYUV
* Signature: ([BI[BI)V * Signature: ([BI[BI)V
*/ */
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV___3BI_3BI
(JNIEnv *, jobject, jbyteArray, jint, jbyteArray, jint); (JNIEnv *, jobject, jbyteArray, jint, jbyteArray, jint);
/*
* Class: org_libjpegturbo_turbojpeg_TJDecompressor
* Method: decompressToYUV
* Signature: ([BI[BIIII)V
*/
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV___3BI_3BIIII
(JNIEnv *, jobject, jbyteArray, jint, jbyteArray, jint, jint, jint, jint);
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif #endif

2
tjunittest.c
View File

@@ -48,7 +48,7 @@ void usage(char *progName)
printf("Options:\n"); printf("Options:\n");
printf("-yuv = test YUV encoding/decoding support\n"); printf("-yuv = test YUV encoding/decoding support\n");
printf("-noyuvpad = do not pad each line of each Y, U, and V plane to the nearest\n"); printf("-noyuvpad = do not pad each line of each Y, U, and V plane to the nearest\n");
printf(" 4-byte boundary.\n"); printf(" 4-byte boundary\n");
printf("-alloc = test automatic buffer allocation\n"); printf("-alloc = test automatic buffer allocation\n");
exit(1); exit(1);
} }

87
turbojpeg-jni.c
View File

@@ -67,16 +67,23 @@ JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJ_bufSize
return retval; return retval;
} }
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJ_bufSizeYUV JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJ_bufSizeYUV__IIII
(JNIEnv *env, jclass cls, jint width, jint height, jint subsamp) (JNIEnv *env, jclass cls, jint width, jint pad, jint height, jint subsamp)
{ {
jint retval=(jint)tjBufSizeYUV(width, height, subsamp); jint retval=(jint)tjBufSizeYUV2(width, pad, height, subsamp);
if(retval==-1) _throw(tjGetErrorStr()); if(retval==-1) _throw(tjGetErrorStr());
bailout: bailout:
return retval; return retval;
} }
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJ_bufSizeYUV__III
(JNIEnv *env, jclass cls, jint width, jint height, jint subsamp)
{
return Java_org_libjpegturbo_turbojpeg_TJ_bufSizeYUV__IIII(env, cls, width,
4, height, subsamp);
}
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_init JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_init
(JNIEnv *env, jobject obj) (JNIEnv *env, jobject obj)
{ {
@@ -207,12 +214,12 @@ JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3
flags); flags);
} }
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3BIIII_3BII JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3BIIII_3BIII
(JNIEnv *env, jobject obj, jbyteArray src, jint width, jint pitch, (JNIEnv *env, jobject obj, jbyteArray src, jint width, jint pitch,
jint height, jint pf, jbyteArray dst, jint subsamp, jint flags) jint height, jint pf, jbyteArray dst, jint pad, jint subsamp, jint flags)
{ {
tjhandle handle=0; tjhandle handle=0;
jsize arraySize=0; jsize arraySize=0, yuvSize;
unsigned char *srcBuf=NULL, *dstBuf=NULL; unsigned char *srcBuf=NULL, *dstBuf=NULL;
gethandle(); gethandle();
@@ -226,15 +233,17 @@ JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___
arraySize=(pitch==0)? width*tjPixelSize[pf]*height:pitch*height; arraySize=(pitch==0)? width*tjPixelSize[pf]*height:pitch*height;
if((*env)->GetArrayLength(env, src)<arraySize) if((*env)->GetArrayLength(env, src)<arraySize)
_throw("Source buffer is not large enough"); _throw("Source buffer is not large enough");
if((*env)->GetArrayLength(env, dst) yuvSize=(jsize)tjBufSizeYUV2(width, pad, height, subsamp);
<(jsize)tjBufSizeYUV(width, height, subsamp)) if(yuvSize==(unsigned long)-1)
_throw(tjGetErrorStr());
if((*env)->GetArrayLength(env, dst)<yuvSize)
_throw("Destination buffer is not large enough"); _throw("Destination buffer is not large enough");
bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0)); bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0)); bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjEncodeYUV2(handle, srcBuf, width, pitch, height, pf, dstBuf, subsamp, if(tjEncodeYUV3(handle, srcBuf, width, pitch, height, pf, dstBuf, pad,
flags)==-1) subsamp, flags)==-1)
{ {
(*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0); (*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
(*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0); (*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
@@ -248,12 +257,20 @@ JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___
return; return;
} }
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3IIIII_3BII JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3BIIII_3BII
(JNIEnv *env, jobject obj, jintArray src, jint width, jint stride, (JNIEnv *env, jobject obj, jbyteArray src, jint width, jint pitch,
jint height, jint pf, jbyteArray dst, jint subsamp, jint flags) jint height, jint pf, jbyteArray dst, jint subsamp, jint flags)
{
Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3BIIII_3BIII(
env, obj, src, width, pitch, height, pf, dst, 4, subsamp, flags);
}
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3IIIII_3BIII
(JNIEnv *env, jobject obj, jintArray src, jint width, jint stride,
jint height, jint pf, jbyteArray dst, jint pad, jint subsamp, jint flags)
{ {
tjhandle handle=0; tjhandle handle=0;
jsize arraySize=0; jsize arraySize=0, yuvSize;
unsigned char *srcBuf=NULL, *dstBuf=NULL; unsigned char *srcBuf=NULL, *dstBuf=NULL;
gethandle(); gethandle();
@@ -269,15 +286,17 @@ JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___
arraySize=(stride==0)? width*height:stride*height; arraySize=(stride==0)? width*height:stride*height;
if((*env)->GetArrayLength(env, src)<arraySize) if((*env)->GetArrayLength(env, src)<arraySize)
_throw("Source buffer is not large enough"); _throw("Source buffer is not large enough");
if((*env)->GetArrayLength(env, dst) yuvSize=(jsize)tjBufSizeYUV2(width, pad, height, subsamp);
<(jsize)tjBufSizeYUV(width, height, subsamp)) if(yuvSize==(unsigned long)-1)
_throw(tjGetErrorStr());
if((*env)->GetArrayLength(env, dst)<yuvSize)
_throw("Destination buffer is not large enough"); _throw("Destination buffer is not large enough");
bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0)); bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0)); bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjEncodeYUV2(handle, srcBuf, width, stride*sizeof(jint), height, pf, if(tjEncodeYUV3(handle, srcBuf, width, stride*sizeof(jint), height, pf,
dstBuf, subsamp, flags)==-1) dstBuf, pad, subsamp, flags)==-1)
{ {
(*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0); (*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
(*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0); (*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
@@ -291,6 +310,14 @@ JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___
return; return;
} }
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3IIIII_3BII
(JNIEnv *env, jobject obj, jintArray src, jint width, jint pitch,
jint height, jint pf, jbyteArray dst, jint subsamp, jint flags)
{
Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3IIIII_3BIII(
env, obj, src, width, pitch, height, pf, dst, 4, subsamp, flags);
}
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_destroy JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_destroy
(JNIEnv *env, jobject obj) (JNIEnv *env, jobject obj)
{ {
@@ -484,13 +511,14 @@ JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress
} }
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV___3BI_3BIIII
(JNIEnv *env, jobject obj, jbyteArray src, jint jpegSize, jbyteArray dst, (JNIEnv *env, jobject obj, jbyteArray src, jint jpegSize, jbyteArray dst,
jint flags) jint desiredWidth, jint pad, jint desiredHeight, jint flags)
{ {
tjhandle handle=0; tjhandle handle=0;
unsigned char *jpegBuf=NULL, *dstBuf=NULL; unsigned char *jpegBuf=NULL, *dstBuf=NULL;
int jpegSubsamp=-1, jpegWidth=0, jpegHeight=0; int jpegSubsamp=-1, jpegWidth=0, jpegHeight=0;
jsize yuvSize;
gethandle(); gethandle();
@@ -502,15 +530,18 @@ JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress
jpegWidth=(int)(*env)->GetIntField(env, obj, _fid); jpegWidth=(int)(*env)->GetIntField(env, obj, _fid);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegHeight", "I")); bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegHeight", "I"));
jpegHeight=(int)(*env)->GetIntField(env, obj, _fid); jpegHeight=(int)(*env)->GetIntField(env, obj, _fid);
if((*env)->GetArrayLength(env, dst)
<(jsize)tjBufSizeYUV(jpegWidth, jpegHeight, jpegSubsamp))
_throw("Destination buffer is not large enough");
yuvSize=(jsize)tjBufSizeYUV2(desiredWidth==0? jpegWidth:desiredWidth,
pad, desiredHeight==0? jpegHeight:desiredHeight, jpegSubsamp);
if(yuvSize==(unsigned long)-1)
_throw(tjGetErrorStr());
if((*env)->GetArrayLength(env, dst)<yuvSize)
_throw("Destination buffer is not large enough");
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0)); bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0)); bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjDecompressToYUV(handle, jpegBuf, (unsigned long)jpegSize, dstBuf, if(tjDecompressToYUV2(handle, jpegBuf, (unsigned long)jpegSize, dstBuf,
flags)==-1) desiredWidth, pad, desiredHeight, flags)==-1)
{ {
(*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0); (*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
(*env)->ReleasePrimitiveArrayCritical(env, src, jpegBuf, 0); (*env)->ReleasePrimitiveArrayCritical(env, src, jpegBuf, 0);
@@ -524,6 +555,14 @@ JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress
return; return;
} }
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV___3BI_3BI
(JNIEnv *env, jobject obj, jbyteArray src, jint jpegSize, jbyteArray dst,
jint flags)
{
Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV___3BI_3BIIII(
env, obj, src, jpegSize, dst, 0, 4, 0, flags);
}
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJTransformer_init JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJTransformer_init
(JNIEnv *env, jobject obj) (JNIEnv *env, jobject obj)
{ {

16
turbojpeg-mapfile.jni
View File

@@ -36,7 +36,7 @@ TURBOJPEG_1.2
tjInitTransform; tjInitTransform;
tjTransform; tjTransform;
Java_org_libjpegturbo_turbojpeg_TJ_bufSize; Java_org_libjpegturbo_turbojpeg_TJ_bufSize;
Java_org_libjpegturbo_turbojpeg_TJ_bufSizeYUV; Java_org_libjpegturbo_turbojpeg_TJ_bufSizeYUV__III;
Java_org_libjpegturbo_turbojpeg_TJ_getScalingFactors; Java_org_libjpegturbo_turbojpeg_TJ_getScalingFactors;
Java_org_libjpegturbo_turbojpeg_TJCompressor_init; Java_org_libjpegturbo_turbojpeg_TJCompressor_init;
Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3BIIII_3BIII; Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3BIIII_3BIII;
@@ -48,7 +48,7 @@ TURBOJPEG_1.2
Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressHeader; Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressHeader;
Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3BIIIII; Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3BIIIII;
Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3IIIIII; Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3IIIIII;
Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV; Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV___3BI_3BI;
Java_org_libjpegturbo_turbojpeg_TJDecompressor_destroy; Java_org_libjpegturbo_turbojpeg_TJDecompressor_destroy;
Java_org_libjpegturbo_turbojpeg_TJTransformer_init; Java_org_libjpegturbo_turbojpeg_TJTransformer_init;
Java_org_libjpegturbo_turbojpeg_TJTransformer_transform; Java_org_libjpegturbo_turbojpeg_TJTransformer_transform;
@@ -62,3 +62,15 @@ TURBOJPEG_1.3
Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3BIIIIIII; Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3BIIIIIII;
Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3IIIIIIII; Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3IIIIIIII;
} TURBOJPEG_1.2; } TURBOJPEG_1.2;
TURBOJPEG_1.4
{
global:
tjBufSizeYUV2;
tjDecompressToYUV2;
tjEncodeYUV3;
Java_org_libjpegturbo_turbojpeg_TJ_bufSizeYUV__IIII;
Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3BIIII_3BIII;
Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3IIIII_3BIII;
Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV___3BI_3BIIII;
} TURBOJPEG_1.3;