Slight refactor to put ScalingFactor into its own class (mainly because the $ in the class name was wreaking havoc on the build scripts, but also to add a few convenience methods to it) and to create a separate loader class so we can provide a .jar file with the MinGW distribution that loads the correct DLL
This commit is contained in:
@@ -4,6 +4,7 @@ set(MANIFEST_FILE ${CMAKE_CURRENT_SOURCE_DIR}/MANIFEST.MF)
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set(JAVA_CLASSNAMES org/libjpegturbo/turbojpeg/TJ
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org/libjpegturbo/turbojpeg/TJCompressor
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org/libjpegturbo/turbojpeg/TJDecompressor
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org/libjpegturbo/turbojpeg/TJScalingFactor
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org/libjpegturbo/turbojpeg/TJTransform
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org/libjpegturbo/turbojpeg/TJTransformer
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TJUnitTest
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@@ -15,6 +16,13 @@ else()
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set(OBJDIR ${CMAKE_CURRENT_BINARY_DIR})
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endif()
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set(TURBOJPEG_DLL_NAME "turbojpeg")
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if(MINGW)
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set(TURBOJPEG_DLL_NAME "libturbojpeg")
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endif()
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configure_file(org/libjpegturbo/turbojpeg/TJLoader.java.in
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${CMAKE_CURRENT_BINARY_DIR}/org/libjpegturbo/turbojpeg/TJLoader.java)
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set(JAVA_SOURCES "")
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set(JAVA_CLASSES "")
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set(JAVA_CLASSES_FULL "")
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@@ -24,13 +32,12 @@ foreach(class ${JAVA_CLASSNAMES})
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set(JAVA_CLASSES_FULL ${JAVA_CLASSES_FULL} ${OBJDIR}/${class}.class)
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endforeach()
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if(MSVC_IDE)
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set(JAVA_CLASSES ${JAVA_CLASSES}
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org/libjpegturbo/turbojpeg/TJ$ScalingFactor.class)
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else()
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set(JAVA_CLASSES ${JAVA_CLASSES}
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org/libjpegturbo/turbojpeg/TJ$$ScalingFactor.class)
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endif()
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set(JAVA_SOURCES ${JAVA_SOURCES}
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${CMAKE_CURRENT_BINARY_DIR}/org/libjpegturbo/turbojpeg/TJLoader.java)
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set(JAVA_CLASSES ${JAVA_CLASSES}
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org/libjpegturbo/turbojpeg/TJLoader.class)
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set(JAVA_CLASSES_FULL ${JAVA_CLASSES_FULL}
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${OBJDIR}/org/libjpegturbo/turbojpeg/TJLoader.class)
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add_custom_command(OUTPUT ${JAVA_CLASSES_FULL} DEPENDS ${JAVA_SOURCES}
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COMMAND ${JAVA_COMPILE} -d ${OBJDIR} ARGS ${JAVA_SOURCES})
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@@ -3,6 +3,8 @@ JAVAROOT = .
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JAVASOURCES = org/libjpegturbo/turbojpeg/TJ.java \
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org/libjpegturbo/turbojpeg/TJCompressor.java \
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org/libjpegturbo/turbojpeg/TJDecompressor.java \
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org/libjpegturbo/turbojpeg/TJLoader.java \
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org/libjpegturbo/turbojpeg/TJScalingFactor.java \
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org/libjpegturbo/turbojpeg/TJTransform.java \
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org/libjpegturbo/turbojpeg/TJTransformer.java \
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TJExample.java \
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@@ -20,6 +22,8 @@ dist_noinst_JAVA = ${JAVASOURCES}
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JAVA_CLASSES = org/libjpegturbo/turbojpeg/TJ.class \
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org/libjpegturbo/turbojpeg/TJCompressor.class \
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org/libjpegturbo/turbojpeg/TJDecompressor.class \
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org/libjpegturbo/turbojpeg/TJLoader.class \
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org/libjpegturbo/turbojpeg/TJScalingFactor.class \
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org/libjpegturbo/turbojpeg/TJTransform.class \
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org/libjpegturbo/turbojpeg/TJTransformer.class \
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TJExample.class \
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@@ -28,8 +32,7 @@ JAVA_CLASSES = org/libjpegturbo/turbojpeg/TJ.class \
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all: all-am turbojpeg.jar
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turbojpeg.jar: $(JAVA_CLASSES) ${srcdir}/MANIFEST.MF
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$(JAR) cfm turbojpeg.jar ${srcdir}/MANIFEST.MF $(JAVA_CLASSES) \
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org/libjpegturbo/turbojpeg/TJ\$$ScalingFactor.class
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$(JAR) cfm turbojpeg.jar ${srcdir}/MANIFEST.MF $(JAVA_CLASSES)
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clean-local:
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rm -f turbojpeg.jar
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@@ -42,6 +45,17 @@ uninstall-local:
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rm -f $(DESTDIR)/$(prefix)/classes/turbojpeg.jar
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if [ -d $(DESTDIR)/$(prefix)/classes ]; then rmdir $(DESTDIR)/$(prefix)/classes; fi
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headers: all
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cd ${srcdir}; \
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javah org.libjpegturbo.turbojpeg.TJ; \
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javah org.libjpegturbo.turbojpeg.TJCompressor; \
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javah org.libjpegturbo.turbojpeg.TJDecompressor; \
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javah org.libjpegturbo.turbojpeg.TJTransformer
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docs: all
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cd ${srcdir}; \
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mkdir -p doc; cd doc; javadoc -classpath .. org.libjpegturbo.turbojpeg
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endif
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EXTRA_DIST = MANIFEST.MF ${JAVASOURCES} ${JNIHEADERS} doc CMakeLists.txt
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@@ -50,7 +50,7 @@ public class TJExample {
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System.out.println("-scale M/N = if the input image is a JPEG file, scale the width/height of the");
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System.out.print(" output image by a factor of M/N (M/N = ");
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for(int i = 0; i < sf.length; i++) {
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System.out.print(sf[i].num + "/" + sf[i].denom);
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System.out.print(sf[i].getNum() + "/" + sf[i].getDenom());
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if(sf.length == 2 && i != sf.length - 1) System.out.print(" or ");
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else if(sf.length > 2) {
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if(i != sf.length - 1) System.out.print(", ");
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@@ -99,7 +99,7 @@ public class TJExample {
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usage();
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}
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int scaleNum = 1, scaleDenom = 1;
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TJScalingFactor scaleFactor = new TJScalingFactor(1, 1);
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String inFormat = "jpg", outFormat = "jpg";
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int outSubsamp = -1, outQual = 95;
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boolean display = false;
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@@ -114,11 +114,12 @@ public class TJExample {
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int temp1 = 0, temp2 = 0;
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String[] scaleArg = argv[++i].split("/");
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if(scaleArg.length == 2) {
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temp1 = Integer.parseInt(scaleArg[0]);
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temp2 = Integer.parseInt(scaleArg[1]);
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TJScalingFactor tempsf =
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new TJScalingFactor(Integer.parseInt(scaleArg[0]),
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Integer.parseInt(scaleArg[1]));
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for(int j = 0; j < sf.length; j++) {
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if(temp1 == sf[j].num && temp2 == sf[j].denom) {
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scaleNum = temp1; scaleDenom = temp2;
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if(tempsf.equals(sf[j])) {
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scaleFactor = sf[j];
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match = 1; break;
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}
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}
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@@ -230,7 +231,7 @@ public class TJExample {
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if(outFormat.equalsIgnoreCase("jpg")
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&& (xform.op != TJTransform.OP_NONE || xform.options != 0)
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&& (scaleNum == 1 && scaleDenom == 1)) {
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&& scaleFactor.isOne()) {
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file = new File(argv[1]);
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FileOutputStream fos = new FileOutputStream(file);
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fos.write(tjd.getJPEGBuf(), 0, tjd.getJPEGSize());
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@@ -238,10 +239,8 @@ public class TJExample {
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System.exit(0);
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}
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if(scaleNum != 1 || scaleDenom != 1) {
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width = (width * scaleNum + scaleDenom - 1) / scaleDenom;
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height = (height * scaleNum + scaleDenom - 1) / scaleDenom;
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}
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width = scaleFactor.getScaled(width);
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height = scaleFactor.getScaled(height);
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if(!outFormat.equalsIgnoreCase("jpg"))
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img = tjd.decompress(width, height, BufferedImage.TYPE_INT_RGB, 0);
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@@ -305,5 +304,5 @@ public class TJExample {
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}
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}
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static TJ.ScalingFactor sf [] = null;
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static TJScalingFactor sf [] = null;
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};
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@@ -238,14 +238,14 @@ public class TJUnitTest {
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}
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private static int checkBuf(byte[] buf, int w, int pitch, int h, int pf,
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int subsamp, int scaleNum, int scaleDenom, int flags) throws Exception {
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int subsamp, TJScalingFactor sf, int flags) throws Exception {
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int roffset = TJ.getRedOffset(pf);
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int goffset = TJ.getGreenOffset(pf);
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int boffset = TJ.getBlueOffset(pf);
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int ps = TJ.getPixelSize(pf);
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int i, _i, j, retval = 1;
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int halfway = 16 * scaleNum / scaleDenom;
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int blockSize = 8 * scaleNum / scaleDenom;
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int halfway = 16 * sf.getNum() / sf.getDenom();
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int blockSize = 8 * sf.getNum() / sf.getDenom();
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try {
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for(_i = 0; _i < halfway; _i++) {
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@@ -322,13 +322,13 @@ public class TJUnitTest {
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}
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private static int checkIntBuf(int[] buf, int w, int pitch, int h, int pf,
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int subsamp, int scaleNum, int scaleDenom, int flags) throws Exception {
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int subsamp, TJScalingFactor sf, int flags) throws Exception {
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int rshift = TJ.getRedOffset(pf) * 8;
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int gshift = TJ.getGreenOffset(pf) * 8;
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int bshift = TJ.getBlueOffset(pf) * 8;
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int i, _i, j, retval = 1;
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int halfway = 16 * scaleNum / scaleDenom;
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int blockSize = 8 * scaleNum / scaleDenom;
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int halfway = 16 * sf.getNum() / sf.getDenom();
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int blockSize = 8 * sf.getNum() / sf.getDenom();
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try {
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for(_i = 0; _i < halfway; _i++) {
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@@ -405,7 +405,7 @@ public class TJUnitTest {
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}
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private static int checkImg(BufferedImage img, int pf,
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int subsamp, int scaleNum, int scaleDenom, int flags) throws Exception {
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int subsamp, TJScalingFactor sf, int flags) throws Exception {
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WritableRaster wr = img.getRaster();
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int imgtype = img.getType();
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if(imgtype == BufferedImage.TYPE_INT_RGB
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@@ -416,7 +416,7 @@ public class TJUnitTest {
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DataBufferInt db = (DataBufferInt)wr.getDataBuffer();
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int[] buf = db.getData();
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return checkIntBuf(buf, img.getWidth(), pitch, img.getHeight(), pf,
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subsamp, scaleNum, scaleDenom, flags);
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subsamp, sf, flags);
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}
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else {
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ComponentSampleModel sm = (ComponentSampleModel)img.getSampleModel();
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@@ -424,7 +424,7 @@ public class TJUnitTest {
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DataBufferByte db = (DataBufferByte)wr.getDataBuffer();
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byte[] buf = db.getData();
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return checkBuf(buf, img.getWidth(), pitch, img.getHeight(), pf, subsamp,
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scaleNum, scaleDenom, flags);
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sf, flags);
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}
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}
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@@ -610,11 +610,11 @@ public class TJUnitTest {
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private static void genTestBMP(TJDecompressor tjd, byte[] jpegBuf,
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int jpegsize, int w, int h, int pf, String baseFilename, int subsamp,
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int flags, int scaleNum, int scaleDenom) throws Exception {
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||||
int flags, TJScalingFactor sf) throws Exception {
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||||
String pfStr, tempstr;
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double t;
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int scaledWidth = (w * scaleNum + scaleDenom - 1) / scaleDenom;
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int scaledHeight = (h * scaleNum + scaleDenom - 1) / scaleDenom;
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int scaledWidth = sf.getScaled(w);
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int scaledHeight = sf.getScaled(h);
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int temp1, temp2;
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BufferedImage img = null;
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byte[] bmpBuf = null;
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@@ -629,8 +629,8 @@ public class TJUnitTest {
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System.out.print(pfStr + " ");
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if((flags & TJ.FLAG_BOTTOMUP) != 0) System.out.print("Bottom-Up ");
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else System.out.print("Top-Down ");
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if(scaleNum != 1 || scaleDenom != 1)
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System.out.print(scaleNum + "/" + scaleDenom + " ... ");
|
||||
if(!sf.isOne())
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||||
System.out.print(sf.getNum() + "/" + sf.getDenom() + " ... ");
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||||
else System.out.print("... ");
|
||||
}
|
||||
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||||
@@ -658,7 +658,7 @@ public class TJUnitTest {
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||||
if(bi) {
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||||
tempstr = baseFilename + "_dec_" + pfStr + "_"
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||||
+ (((flags & TJ.FLAG_BOTTOMUP) != 0) ? "BU" : "TD") + "_"
|
||||
+ subName[subsamp] + "_" + (double)scaleNum / (double)scaleDenom
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||||
+ subName[subsamp] + "_" + (double)sf.getNum() / (double)sf.getDenom()
|
||||
+ "x" + ".png";
|
||||
File file = new File(tempstr);
|
||||
ImageIO.write(img, "png", file);
|
||||
@@ -672,10 +672,9 @@ public class TJUnitTest {
|
||||
}
|
||||
}
|
||||
else {
|
||||
if((bi && checkImg(img, pf, subsamp, scaleNum, scaleDenom, flags) == 1)
|
||||
if((bi && checkImg(img, pf, subsamp, sf, flags) == 1)
|
||||
|| (!bi && checkBuf(bmpBuf, scaledWidth, scaledWidth
|
||||
* TJ.getPixelSize(pf), scaledHeight, pf, subsamp, scaleNum,
|
||||
scaleDenom, flags) == 1))
|
||||
* TJ.getPixelSize(pf), scaledHeight, pf, subsamp, sf, flags) == 1))
|
||||
System.out.print("Passed.");
|
||||
else {
|
||||
System.out.print("FAILED!"); exitStatus = -1;
|
||||
@@ -689,14 +688,14 @@ public class TJUnitTest {
|
||||
int flags) throws Exception {
|
||||
int i;
|
||||
if((subsamp == TJ.SAMP_444 || subsamp == TJ.SAMP_GRAY) && yuv == 0) {
|
||||
TJ.ScalingFactor sf[] = TJ.getScalingFactors();
|
||||
TJScalingFactor sf[] = TJ.getScalingFactors();
|
||||
for(i = 0; i < sf.length; i++)
|
||||
genTestBMP(tjd, jpegBuf, jpegsize, w, h, pf, baseFilename, subsamp,
|
||||
flags, sf[i].num, sf[i].denom);
|
||||
flags, sf[i]);
|
||||
}
|
||||
else
|
||||
genTestBMP(tjd, jpegBuf, jpegsize, w, h, pf, baseFilename, subsamp,
|
||||
flags, 1, 1);
|
||||
flags, new TJScalingFactor(1, 1));
|
||||
System.out.print("\n");
|
||||
}
|
||||
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 15:50:55 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
All Classes
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -27,6 +27,8 @@ All Classes
|
||||
<BR>
|
||||
<A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg" target="classFrame">TJDecompressor</A>
|
||||
<BR>
|
||||
<A HREF="org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg" target="classFrame">TJScalingFactor</A>
|
||||
<BR>
|
||||
<A HREF="org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg" target="classFrame">TJTransform</A>
|
||||
<BR>
|
||||
<A HREF="org/libjpegturbo/turbojpeg/TJTransformer.html" title="class in org.libjpegturbo.turbojpeg" target="classFrame">TJTransformer</A>
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 15:50:55 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
All Classes
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -27,6 +27,8 @@ All Classes
|
||||
<BR>
|
||||
<A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</A>
|
||||
<BR>
|
||||
<A HREF="org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A>
|
||||
<BR>
|
||||
<A HREF="org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg">TJTransform</A>
|
||||
<BR>
|
||||
<A HREF="org/libjpegturbo/turbojpeg/TJTransformer.html" title="class in org.libjpegturbo.turbojpeg">TJTransformer</A>
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 15:50:55 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
Constant Field Values
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
|
||||
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 15:50:55 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
Deprecated List
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
|
||||
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 15:50:55 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
API Help
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
|
||||
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 18:44:49 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
Index
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="./stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -76,7 +76,7 @@ function windowTitle()
|
||||
<A NAME="skip-navbar_top"></A>
|
||||
<!-- ========= END OF TOP NAVBAR ========= -->
|
||||
|
||||
<A HREF="#_B_">B</A> <A HREF="#_C_">C</A> <A HREF="#_D_">D</A> <A HREF="#_E_">E</A> <A HREF="#_F_">F</A> <A HREF="#_G_">G</A> <A HREF="#_H_">H</A> <A HREF="#_J_">J</A> <A HREF="#_N_">N</A> <A HREF="#_O_">O</A> <A HREF="#_P_">P</A> <A HREF="#_S_">S</A> <A HREF="#_T_">T</A> <HR>
|
||||
<A HREF="#_B_">B</A> <A HREF="#_C_">C</A> <A HREF="#_D_">D</A> <A HREF="#_E_">E</A> <A HREF="#_F_">F</A> <A HREF="#_G_">G</A> <A HREF="#_H_">H</A> <A HREF="#_I_">I</A> <A HREF="#_J_">J</A> <A HREF="#_N_">N</A> <A HREF="#_O_">O</A> <A HREF="#_P_">P</A> <A HREF="#_S_">S</A> <A HREF="#_T_">T</A> <HR>
|
||||
<A NAME="_B_"><!-- --></A><H2>
|
||||
<B>B</B></H2>
|
||||
<DL>
|
||||
@@ -146,9 +146,6 @@ Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg
|
||||
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
|
||||
instance and return a buffer containing a YUV planar image.
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html#denom"><B>denom</B></A> -
|
||||
Variable in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJ.ScalingFactor</A>
|
||||
<DD>Denominator
|
||||
</DL>
|
||||
<HR>
|
||||
<A NAME="_E_"><!-- --></A><H2>
|
||||
@@ -170,6 +167,10 @@ 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>
|
||||
<DD>Encode the uncompressed source image stored in <code>srcImage</code>
|
||||
and return a buffer containing a YUV planar image.
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html#equals(org.libjpegturbo.turbojpeg.TJScalingFactor)"><B>equals(TJScalingFactor)</B></A> -
|
||||
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A>
|
||||
<DD>Returns true or false, depending on whether this instance and
|
||||
<code>other</code> have the same numerator and denominator.
|
||||
</DL>
|
||||
<HR>
|
||||
<A NAME="_F_"><!-- --></A><H2>
|
||||
@@ -218,6 +219,9 @@ Static method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/tu
|
||||
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg">TJCompressor</A>
|
||||
<DD>Returns the size of the image (in bytes) generated by the most recent
|
||||
compress/encode operation.
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html#getDenom()"><B>getDenom()</B></A> -
|
||||
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A>
|
||||
<DD>Returns denominator
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJ.html#getGreenOffset(int)"><B>getGreenOffset(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>For the given pixel format, returns the number of bytes that the green
|
||||
@@ -241,6 +245,9 @@ Static method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/tu
|
||||
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 MCU block width for the given level of chrominance
|
||||
subsampling.
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html#getNum()"><B>getNum()</B></A> -
|
||||
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A>
|
||||
<DD>Returns numerator
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJ.html#getPixelSize(int)"><B>getPixelSize(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>Returns the pixel size (in bytes) of the given pixel format.
|
||||
@@ -248,6 +255,9 @@ Static method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/tu
|
||||
Static method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg">TJ</A>
|
||||
<DD>For the given pixel format, returns the number of bytes that the red
|
||||
component is offset from the start of the pixel.
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html#getScaled(int)"><B>getScaled(int)</B></A> -
|
||||
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A>
|
||||
<DD>Returns the scaled value of <code>dimension</code>.
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html#getScaledHeight(int, int)"><B>getScaledHeight(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>
|
||||
<DD>Returns the height of the largest scaled down image that the TurboJPEG
|
||||
@@ -284,6 +294,15 @@ Variable in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojp
|
||||
<DD>
|
||||
</DL>
|
||||
<HR>
|
||||
<A NAME="_I_"><!-- --></A><H2>
|
||||
<B>I</B></H2>
|
||||
<DL>
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html#isOne()"><B>isOne()</B></A> -
|
||||
Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A>
|
||||
<DD>Returns true or false, depending on whether this instance is equal to
|
||||
1/1.
|
||||
</DL>
|
||||
<HR>
|
||||
<A NAME="_J_"><!-- --></A><H2>
|
||||
<B>J</B></H2>
|
||||
<DL>
|
||||
@@ -307,9 +326,6 @@ Variable in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojp
|
||||
<A NAME="_N_"><!-- --></A><H2>
|
||||
<B>N</B></H2>
|
||||
<DL>
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html#num"><B>num</B></A> -
|
||||
Variable in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJ.ScalingFactor</A>
|
||||
<DD>Numerator
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJTransform.html#NUMOP"><B>NUMOP</B></A> -
|
||||
Static variable in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg">TJTransform</A>
|
||||
<DD>The number of lossless transform operations
|
||||
@@ -438,9 +454,6 @@ Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><B>TJ</B></A> - Class in <A HREF="./org/libjpegturbo/turbojpeg/package-summary.html">org.libjpegturbo.turbojpeg</A><DD>TurboJPEG utility class (cannot be instantiated)<DT><A HREF="./org/libjpegturbo/turbojpeg/TJ.html#TJ()"><B>TJ()</B></A> -
|
||||
Constructor for class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg">TJ</A>
|
||||
<DD>
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJ.ScalingFactor</B></A> - Class in <A HREF="./org/libjpegturbo/turbojpeg/package-summary.html">org.libjpegturbo.turbojpeg</A><DD>Fractional scaling factor<DT><A HREF="./org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html#TJ.ScalingFactor()"><B>TJ.ScalingFactor()</B></A> -
|
||||
Constructor for class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJ.ScalingFactor</A>
|
||||
<DD>
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJCompressor</B></A> - Class in <A HREF="./org/libjpegturbo/turbojpeg/package-summary.html">org.libjpegturbo.turbojpeg</A><DD>TurboJPEG compressor<DT><A HREF="./org/libjpegturbo/turbojpeg/TJCompressor.html#TJCompressor()"><B>TJCompressor()</B></A> -
|
||||
Constructor for class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg">TJCompressor</A>
|
||||
<DD>Create a TurboJPEG compressor instance.
|
||||
@@ -461,6 +474,9 @@ Constructor for class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/tur
|
||||
<DD>Create a TurboJPEG decompressor instance and associate the JPEG image
|
||||
of length <code>imageSize</code> bytes stored in <code>jpegImage</code>
|
||||
with the newly-created instance.
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJScalingFactor</B></A> - Class in <A HREF="./org/libjpegturbo/turbojpeg/package-summary.html">org.libjpegturbo.turbojpeg</A><DD>Fractional scaling factor<DT><A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html#TJScalingFactor(int, int)"><B>TJScalingFactor(int, int)</B></A> -
|
||||
Constructor for class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A>
|
||||
<DD>
|
||||
<DT><A HREF="./org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg"><B>TJTransform</B></A> - Class in <A HREF="./org/libjpegturbo/turbojpeg/package-summary.html">org.libjpegturbo.turbojpeg</A><DD>Lossless transform parameters<DT><A HREF="./org/libjpegturbo/turbojpeg/TJTransform.html#TJTransform()"><B>TJTransform()</B></A> -
|
||||
Constructor for class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg">TJTransform</A>
|
||||
<DD>Create a new lossless transform instance.
|
||||
@@ -494,7 +510,7 @@ Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg
|
||||
which has a transformed JPEG image associated with it.
|
||||
</DL>
|
||||
<HR>
|
||||
<A HREF="#_B_">B</A> <A HREF="#_C_">C</A> <A HREF="#_D_">D</A> <A HREF="#_E_">E</A> <A HREF="#_F_">F</A> <A HREF="#_G_">G</A> <A HREF="#_H_">H</A> <A HREF="#_J_">J</A> <A HREF="#_N_">N</A> <A HREF="#_O_">O</A> <A HREF="#_P_">P</A> <A HREF="#_S_">S</A> <A HREF="#_T_">T</A>
|
||||
<A HREF="#_B_">B</A> <A HREF="#_C_">C</A> <A HREF="#_D_">D</A> <A HREF="#_E_">E</A> <A HREF="#_F_">F</A> <A HREF="#_G_">G</A> <A HREF="#_H_">H</A> <A HREF="#_I_">I</A> <A HREF="#_J_">J</A> <A HREF="#_N_">N</A> <A HREF="#_O_">O</A> <A HREF="#_P_">P</A> <A HREF="#_S_">S</A> <A HREF="#_T_">T</A>
|
||||
|
||||
<!-- ======= START OF BOTTOM NAVBAR ====== -->
|
||||
<A NAME="navbar_bottom"><!-- --></A>
|
||||
|
||||
@@ -2,7 +2,7 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc on Tue Mar 15 15:50:55 CDT 2011-->
|
||||
<!-- Generated by javadoc on Fri Apr 01 20:49:05 CDT 2011-->
|
||||
<TITLE>
|
||||
Generated Documentation (Untitled)
|
||||
</TITLE>
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 18:44:49 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:04 CDT 2011 -->
|
||||
<TITLE>
|
||||
TJ
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -54,7 +54,7 @@ function windowTitle()
|
||||
<TR>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
PREV CLASS
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJ.html" target="_top"><B>FRAMES</B></A>
|
||||
<A HREF="TJ.html" target="_top"><B>NO FRAMES</B></A>
|
||||
@@ -74,7 +74,7 @@ function windowTitle()
|
||||
</TR>
|
||||
<TR>
|
||||
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
|
||||
SUMMARY: <A HREF="#nested_class_summary">NESTED</A> | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD>
|
||||
SUMMARY: NESTED | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD>
|
||||
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
|
||||
DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD>
|
||||
</TR>
|
||||
@@ -106,24 +106,7 @@ TurboJPEG utility class (cannot be instantiated)
|
||||
<HR>
|
||||
|
||||
<P>
|
||||
<!-- ======== NESTED CLASS SUMMARY ======== -->
|
||||
|
||||
<A NAME="nested_class_summary"><!-- --></A>
|
||||
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
|
||||
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
|
||||
<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
|
||||
<B>Nested Class Summary</B></FONT></TH>
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
|
||||
<CODE> class</CODE></FONT></TD>
|
||||
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJ.ScalingFactor</A></B></CODE>
|
||||
|
||||
<BR>
|
||||
Fractional scaling factor</TD>
|
||||
</TR>
|
||||
</TABLE>
|
||||
<!-- =========== FIELD SUMMARY =========== -->
|
||||
<!-- =========== FIELD SUMMARY =========== -->
|
||||
|
||||
<A NAME="field_summary"><!-- --></A>
|
||||
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
|
||||
@@ -399,7 +382,7 @@ TurboJPEG utility class (cannot be instantiated)
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
|
||||
<CODE>static <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJ.ScalingFactor</A>[]</CODE></FONT></TD>
|
||||
<CODE>static <A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A>[]</CODE></FONT></TD>
|
||||
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#getScalingFactors()">getScalingFactors</A></B>()</CODE>
|
||||
|
||||
<BR>
|
||||
@@ -883,8 +866,8 @@ public static int <B>bufSizeYUV</B>(int width,
|
||||
<A NAME="getScalingFactors()"><!-- --></A><H3>
|
||||
getScalingFactors</H3>
|
||||
<PRE>
|
||||
public static <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJ.ScalingFactor</A>[] <B>getScalingFactors</B>()
|
||||
throws java.lang.Exception</PRE>
|
||||
public static <A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A>[] <B>getScalingFactors</B>()
|
||||
throws java.lang.Exception</PRE>
|
||||
<DL>
|
||||
<DD>Returns a list of fractional scaling factors that the JPEG decompressor in
|
||||
this implementation of TurboJPEG supports.
|
||||
@@ -927,7 +910,7 @@ public static <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html
|
||||
<TR>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
PREV CLASS
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJ.html" target="_top"><B>FRAMES</B></A>
|
||||
<A HREF="TJ.html" target="_top"><B>NO FRAMES</B></A>
|
||||
@@ -947,7 +930,7 @@ public static <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html
|
||||
</TR>
|
||||
<TR>
|
||||
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
|
||||
SUMMARY: <A HREF="#nested_class_summary">NESTED</A> | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD>
|
||||
SUMMARY: NESTED | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD>
|
||||
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
|
||||
DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD>
|
||||
</TR>
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 18:44:49 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
TJCompressor
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -53,7 +53,7 @@ function windowTitle()
|
||||
|
||||
<TR>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJCompressor.html" target="_top"><B>FRAMES</B></A>
|
||||
@@ -661,7 +661,7 @@ protected void <B>finalize</B>()
|
||||
|
||||
<TR>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJCompressor.html" target="_top"><B>FRAMES</B></A>
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 18:44:49 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
TJDecompressor
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -54,7 +54,7 @@ function windowTitle()
|
||||
<TR>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJDecompressor.html" target="_top"><B>FRAMES</B></A>
|
||||
<A HREF="TJDecompressor.html" target="_top"><B>NO FRAMES</B></A>
|
||||
@@ -705,8 +705,9 @@ public void <B>decompress</B>(byte[] dstBuf,
|
||||
<DD><DL>
|
||||
<DT><B>Parameters:</B><DD><CODE>dstBuf</CODE> - buffer which will receive the decompressed image. This
|
||||
buffer should normally be <code>pitch * scaledHeight</code> bytes in size,
|
||||
where <code>scaledHeight = ceil(jpegHeight * scalingFactor)</code>, and
|
||||
the supported scaling factors can be determined by calling <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#getScalingFactors()"><CODE>TJ.getScalingFactors()</CODE></A>.<DD><CODE>desiredWidth</CODE> - desired width (in pixels) of the decompressed image.
|
||||
where <code>scaledHeight</code> can be determined by calling <code>
|
||||
scalingFactor.<A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html#getScaled(int)"><CODE>getScaled</CODE></A>(jpegHeight)
|
||||
</code> with one of the scaling factors returned from <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html#getScalingFactors()"><CODE>TJ.getScalingFactors()</CODE></A> or by calling <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getScaledHeight(int, int)"><CODE>getScaledHeight(int, int)</CODE></A>.<DD><CODE>desiredWidth</CODE> - desired width (in pixels) of the decompressed image.
|
||||
If the desired image dimensions are smaller 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
|
||||
@@ -716,9 +717,11 @@ public void <B>decompress</B>(byte[] dstBuf,
|
||||
should be set to <code>scaledWidth * TJ.pixelSize(pixelFormat)</code> if
|
||||
the decompressed image is unpadded, but you can use this to, for instance,
|
||||
pad each line of the decompressed image to a 4-byte boundary. NOTE:
|
||||
<code>scaledWidth = ceil(jpegWidth * scalingFactor)</code>. Setting this
|
||||
parameter to 0 is the equivalent of setting it to
|
||||
<code>scaledWidth * TJ.pixelSize(pixelFormat)</code>.<DD><CODE>desiredHeight</CODE> - desired height (in pixels) of the decompressed image.
|
||||
<code>scaledWidth</code> can be determined by calling <code>
|
||||
scalingFactor.<A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html#getScaled(int)"><CODE>getScaled</CODE></A>(jpegWidth)
|
||||
</code> or by calling <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getScaledWidth(int, int)"><CODE>getScaledWidth(int, int)</CODE></A>. Setting this parameter to
|
||||
0 is the equivalent of setting it to <code>scaledWidth *
|
||||
TJ.pixelSize(pixelFormat)</code>.<DD><CODE>desiredHeight</CODE> - desired height (in pixels) of the decompressed image.
|
||||
If the desired image dimensions are smaller 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
|
||||
@@ -911,7 +914,7 @@ protected void <B>finalize</B>()
|
||||
<TR>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJDecompressor.html" target="_top"><B>FRAMES</B></A>
|
||||
<A HREF="TJDecompressor.html" target="_top"><B>NO FRAMES</B></A>
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 15:50:54 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
TJ.ScalingFactor
|
||||
TJScalingFactor
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -15,7 +15,7 @@ TJ.ScalingFactor
|
||||
function windowTitle()
|
||||
{
|
||||
if (location.href.indexOf('is-external=true') == -1) {
|
||||
parent.document.title="TJ.ScalingFactor";
|
||||
parent.document.title="TJScalingFactor";
|
||||
}
|
||||
}
|
||||
</SCRIPT>
|
||||
@@ -53,11 +53,11 @@ function windowTitle()
|
||||
|
||||
<TR>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" target="_top"><B>FRAMES</B></A>
|
||||
<A HREF="TJ.ScalingFactor.html" target="_top"><B>NO FRAMES</B></A>
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJScalingFactor.html" target="_top"><B>FRAMES</B></A>
|
||||
<A HREF="TJScalingFactor.html" target="_top"><B>NO FRAMES</B></A>
|
||||
<SCRIPT type="text/javascript">
|
||||
<!--
|
||||
if(window==top) {
|
||||
@@ -74,9 +74,9 @@ function windowTitle()
|
||||
</TR>
|
||||
<TR>
|
||||
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
|
||||
SUMMARY: NESTED | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#methods_inherited_from_class_java.lang.Object">METHOD</A></FONT></TD>
|
||||
SUMMARY: NESTED | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD>
|
||||
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
|
||||
DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | METHOD</FONT></TD>
|
||||
DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD>
|
||||
</TR>
|
||||
</TABLE>
|
||||
<A NAME="skip-navbar_top"></A>
|
||||
@@ -88,17 +88,14 @@ DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor
|
||||
<FONT SIZE="-1">
|
||||
org.libjpegturbo.turbojpeg</FONT>
|
||||
<BR>
|
||||
Class TJ.ScalingFactor</H2>
|
||||
Class TJScalingFactor</H2>
|
||||
<PRE>
|
||||
java.lang.Object
|
||||
<IMG SRC="../../../resources/inherit.gif" ALT="extended by "><B>org.libjpegturbo.turbojpeg.TJ.ScalingFactor</B>
|
||||
<IMG SRC="../../../resources/inherit.gif" ALT="extended by "><B>org.libjpegturbo.turbojpeg.TJScalingFactor</B>
|
||||
</PRE>
|
||||
<DL>
|
||||
<DT><B>Enclosing class:</B><DD><A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg">TJ</A></DD>
|
||||
</DL>
|
||||
<HR>
|
||||
<DL>
|
||||
<DT><PRE>public final class <B>TJ.ScalingFactor</B><DT>extends java.lang.Object</DL>
|
||||
<DT><PRE>public class <B>TJScalingFactor</B><DT>extends java.lang.Object</DL>
|
||||
</PRE>
|
||||
|
||||
<P>
|
||||
@@ -109,32 +106,7 @@ Fractional scaling factor
|
||||
<HR>
|
||||
|
||||
<P>
|
||||
<!-- =========== FIELD SUMMARY =========== -->
|
||||
|
||||
<A NAME="field_summary"><!-- --></A>
|
||||
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
|
||||
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
|
||||
<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
|
||||
<B>Field Summary</B></FONT></TH>
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
|
||||
<CODE> int</CODE></FONT></TD>
|
||||
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html#denom">denom</A></B></CODE>
|
||||
|
||||
<BR>
|
||||
Denominator</TD>
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
|
||||
<CODE> int</CODE></FONT></TD>
|
||||
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html#num">num</A></B></CODE>
|
||||
|
||||
<BR>
|
||||
Numerator</TD>
|
||||
</TR>
|
||||
</TABLE>
|
||||
|
||||
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
|
||||
|
||||
<A NAME="constructor_summary"><!-- --></A>
|
||||
@@ -144,7 +116,8 @@ Fractional scaling factor
|
||||
<B>Constructor Summary</B></FONT></TH>
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html#TJ.ScalingFactor()">TJ.ScalingFactor</A></B>()</CODE>
|
||||
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html#TJScalingFactor(int, int)">TJScalingFactor</A></B>(int num,
|
||||
int denom)</CODE>
|
||||
|
||||
<BR>
|
||||
</TD>
|
||||
@@ -159,6 +132,48 @@ Fractional scaling factor
|
||||
<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
|
||||
<B>Method Summary</B></FONT></TH>
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
|
||||
<CODE> boolean</CODE></FONT></TD>
|
||||
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html#equals(org.libjpegturbo.turbojpeg.TJScalingFactor)">equals</A></B>(<A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A> other)</CODE>
|
||||
|
||||
<BR>
|
||||
Returns true or false, depending on whether this instance and
|
||||
<code>other</code> have the same numerator and denominator.</TD>
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
|
||||
<CODE> int</CODE></FONT></TD>
|
||||
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html#getDenom()">getDenom</A></B>()</CODE>
|
||||
|
||||
<BR>
|
||||
Returns denominator</TD>
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
|
||||
<CODE> int</CODE></FONT></TD>
|
||||
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html#getNum()">getNum</A></B>()</CODE>
|
||||
|
||||
<BR>
|
||||
Returns numerator</TD>
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
|
||||
<CODE> int</CODE></FONT></TD>
|
||||
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html#getScaled(int)">getScaled</A></B>(int dimension)</CODE>
|
||||
|
||||
<BR>
|
||||
Returns the scaled value of <code>dimension</code>.</TD>
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
|
||||
<CODE> boolean</CODE></FONT></TD>
|
||||
<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html#isOne()">isOne</A></B>()</CODE>
|
||||
|
||||
<BR>
|
||||
Returns true or false, depending on whether this instance is equal to
|
||||
1/1.</TD>
|
||||
</TR>
|
||||
</TABLE>
|
||||
<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
|
||||
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
|
||||
@@ -172,39 +187,6 @@ Fractional scaling factor
|
||||
|
||||
<P>
|
||||
|
||||
<!-- ============ FIELD DETAIL =========== -->
|
||||
|
||||
<A NAME="field_detail"><!-- --></A>
|
||||
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
|
||||
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
|
||||
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
|
||||
<B>Field Detail</B></FONT></TH>
|
||||
</TR>
|
||||
</TABLE>
|
||||
|
||||
<A NAME="num"><!-- --></A><H3>
|
||||
num</H3>
|
||||
<PRE>
|
||||
public int <B>num</B></PRE>
|
||||
<DL>
|
||||
<DD>Numerator
|
||||
<P>
|
||||
<DL>
|
||||
</DL>
|
||||
</DL>
|
||||
<HR>
|
||||
|
||||
<A NAME="denom"><!-- --></A><H3>
|
||||
denom</H3>
|
||||
<PRE>
|
||||
public int <B>denom</B></PRE>
|
||||
<DL>
|
||||
<DD>Denominator
|
||||
<P>
|
||||
<DL>
|
||||
</DL>
|
||||
</DL>
|
||||
|
||||
<!-- ========= CONSTRUCTOR DETAIL ======== -->
|
||||
|
||||
<A NAME="constructor_detail"><!-- --></A>
|
||||
@@ -215,11 +197,102 @@ public int <B>denom</B></PRE>
|
||||
</TR>
|
||||
</TABLE>
|
||||
|
||||
<A NAME="TJ.ScalingFactor()"><!-- --></A><H3>
|
||||
TJ.ScalingFactor</H3>
|
||||
<A NAME="TJScalingFactor(int, int)"><!-- --></A><H3>
|
||||
TJScalingFactor</H3>
|
||||
<PRE>
|
||||
public <B>TJ.ScalingFactor</B>()</PRE>
|
||||
public <B>TJScalingFactor</B>(int num,
|
||||
int denom)
|
||||
throws java.lang.Exception</PRE>
|
||||
<DL>
|
||||
<DL>
|
||||
|
||||
<DT><B>Throws:</B>
|
||||
<DD><CODE>java.lang.Exception</CODE></DL>
|
||||
</DL>
|
||||
|
||||
<!-- ============ METHOD DETAIL ========== -->
|
||||
|
||||
<A NAME="method_detail"><!-- --></A>
|
||||
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
|
||||
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
|
||||
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
|
||||
<B>Method Detail</B></FONT></TH>
|
||||
</TR>
|
||||
</TABLE>
|
||||
|
||||
<A NAME="getNum()"><!-- --></A><H3>
|
||||
getNum</H3>
|
||||
<PRE>
|
||||
public int <B>getNum</B>()</PRE>
|
||||
<DL>
|
||||
<DD>Returns numerator
|
||||
<P>
|
||||
<DD><DL>
|
||||
|
||||
<DT><B>Returns:</B><DD>numerator</DL>
|
||||
</DD>
|
||||
</DL>
|
||||
<HR>
|
||||
|
||||
<A NAME="getDenom()"><!-- --></A><H3>
|
||||
getDenom</H3>
|
||||
<PRE>
|
||||
public int <B>getDenom</B>()</PRE>
|
||||
<DL>
|
||||
<DD>Returns denominator
|
||||
<P>
|
||||
<DD><DL>
|
||||
|
||||
<DT><B>Returns:</B><DD>denominator</DL>
|
||||
</DD>
|
||||
</DL>
|
||||
<HR>
|
||||
|
||||
<A NAME="getScaled(int)"><!-- --></A><H3>
|
||||
getScaled</H3>
|
||||
<PRE>
|
||||
public int <B>getScaled</B>(int dimension)</PRE>
|
||||
<DL>
|
||||
<DD>Returns the scaled value of <code>dimension</code>. This function
|
||||
performs the integer equivalent of
|
||||
<code>ceil(dimension * scalingFactor)</code>.
|
||||
<P>
|
||||
<DD><DL>
|
||||
|
||||
<DT><B>Returns:</B><DD>the scaled value of <code>dimension</code></DL>
|
||||
</DD>
|
||||
</DL>
|
||||
<HR>
|
||||
|
||||
<A NAME="equals(org.libjpegturbo.turbojpeg.TJScalingFactor)"><!-- --></A><H3>
|
||||
equals</H3>
|
||||
<PRE>
|
||||
public boolean <B>equals</B>(<A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A> other)</PRE>
|
||||
<DL>
|
||||
<DD>Returns true or false, depending on whether this instance and
|
||||
<code>other</code> have the same numerator and denominator.
|
||||
<P>
|
||||
<DD><DL>
|
||||
|
||||
<DT><B>Returns:</B><DD>true or false, depending on whether this instance and
|
||||
<code>other</code> have the same numerator and denominator</DL>
|
||||
</DD>
|
||||
</DL>
|
||||
<HR>
|
||||
|
||||
<A NAME="isOne()"><!-- --></A><H3>
|
||||
isOne</H3>
|
||||
<PRE>
|
||||
public boolean <B>isOne</B>()</PRE>
|
||||
<DL>
|
||||
<DD>Returns true or false, depending on whether this instance is equal to
|
||||
1/1.
|
||||
<P>
|
||||
<DD><DL>
|
||||
|
||||
<DT><B>Returns:</B><DD>true or false, depending on whether this instance is equal to
|
||||
1/1</DL>
|
||||
</DD>
|
||||
</DL>
|
||||
<!-- ========= END OF CLASS DATA ========= -->
|
||||
<HR>
|
||||
@@ -250,11 +323,11 @@ public <B>TJ.ScalingFactor</B>()</PRE>
|
||||
|
||||
<TR>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" target="_top"><B>FRAMES</B></A>
|
||||
<A HREF="TJ.ScalingFactor.html" target="_top"><B>NO FRAMES</B></A>
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJScalingFactor.html" target="_top"><B>FRAMES</B></A>
|
||||
<A HREF="TJScalingFactor.html" target="_top"><B>NO FRAMES</B></A>
|
||||
<SCRIPT type="text/javascript">
|
||||
<!--
|
||||
if(window==top) {
|
||||
@@ -271,9 +344,9 @@ public <B>TJ.ScalingFactor</B>()</PRE>
|
||||
</TR>
|
||||
<TR>
|
||||
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
|
||||
SUMMARY: NESTED | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#methods_inherited_from_class_java.lang.Object">METHOD</A></FONT></TD>
|
||||
SUMMARY: NESTED | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD>
|
||||
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
|
||||
DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | METHOD</FONT></TD>
|
||||
DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD>
|
||||
</TR>
|
||||
</TABLE>
|
||||
<A NAME="skip-navbar_bottom"></A>
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 18:44:49 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
TJTransform
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -53,7 +53,7 @@ function windowTitle()
|
||||
|
||||
<TR>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJTransformer.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJTransform.html" target="_top"><B>FRAMES</B></A>
|
||||
@@ -684,7 +684,7 @@ public <B>TJTransform</B>(java.awt.Rectangle r,
|
||||
|
||||
<TR>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>PREV CLASS</B></A>
|
||||
<A HREF="../../../org/libjpegturbo/turbojpeg/TJTransformer.html" title="class in org.libjpegturbo.turbojpeg"><B>NEXT CLASS</B></A></FONT></TD>
|
||||
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
|
||||
<A HREF="../../../index.html?org/libjpegturbo/turbojpeg/TJTransform.html" target="_top"><B>FRAMES</B></A>
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 18:44:49 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
TJTransformer
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
|
||||
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 15:50:55 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
org.libjpegturbo.turbojpeg
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -29,6 +29,8 @@ Classes</FONT>
|
||||
<BR>
|
||||
<A HREF="TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg" target="classFrame">TJDecompressor</A>
|
||||
<BR>
|
||||
<A HREF="TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg" target="classFrame">TJScalingFactor</A>
|
||||
<BR>
|
||||
<A HREF="TJTransform.html" title="class in org.libjpegturbo.turbojpeg" target="classFrame">TJTransform</A>
|
||||
<BR>
|
||||
<A HREF="TJTransformer.html" title="class in org.libjpegturbo.turbojpeg" target="classFrame">TJTransformer</A></FONT></TD>
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 15:50:55 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
org.libjpegturbo.turbojpeg
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -99,6 +99,10 @@ Package org.libjpegturbo.turbojpeg
|
||||
<TD>TurboJPEG decompressor</TD>
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD WIDTH="15%"><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</A></B></TD>
|
||||
<TD>Fractional scaling factor</TD>
|
||||
</TR>
|
||||
<TR BGCOLOR="white" CLASS="TableRowColor">
|
||||
<TD WIDTH="15%"><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg">TJTransform</A></B></TD>
|
||||
<TD>Lossless transform parameters</TD>
|
||||
</TR>
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 15:50:55 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
org.libjpegturbo.turbojpeg Class Hierarchy
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -95,9 +95,9 @@ Class Hierarchy
|
||||
<LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg"><B>TJTransform</B></A></UL>
|
||||
</UL>
|
||||
</UL>
|
||||
<LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><B>TJ</B></A><LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJ.ScalingFactor</B></A><LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJCompressor</B></A><LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJDecompressor</B></A><UL>
|
||||
<LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><B>TJ</B></A><LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJCompressor</B></A><LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJDecompressor</B></A><UL>
|
||||
<LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJTransformer.html" title="class in org.libjpegturbo.turbojpeg"><B>TJTransformer</B></A></UL>
|
||||
</UL>
|
||||
<LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJScalingFactor</B></A></UL>
|
||||
</UL>
|
||||
<HR>
|
||||
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 15:50:55 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
Class Hierarchy
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -97,9 +97,9 @@ Class Hierarchy
|
||||
<LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="org/libjpegturbo/turbojpeg/TJTransform.html" title="class in org.libjpegturbo.turbojpeg"><B>TJTransform</B></A></UL>
|
||||
</UL>
|
||||
</UL>
|
||||
<LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><B>TJ</B></A><LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="org/libjpegturbo/turbojpeg/TJ.ScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJ.ScalingFactor</B></A><LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJCompressor</B></A><LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJDecompressor</B></A><UL>
|
||||
<LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><B>TJ</B></A><LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJCompressor</B></A><LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJDecompressor</B></A><UL>
|
||||
<LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="org/libjpegturbo/turbojpeg/TJTransformer.html" title="class in org.libjpegturbo.turbojpeg"><B>TJTransformer</B></A></UL>
|
||||
</UL>
|
||||
<LI TYPE="circle">org.libjpegturbo.turbojpeg.<A HREF="org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><B>TJScalingFactor</B></A></UL>
|
||||
</UL>
|
||||
<HR>
|
||||
|
||||
|
||||
@@ -2,12 +2,12 @@
|
||||
<!--NewPage-->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<!-- Generated by javadoc (build 1.6.0_22) on Tue Mar 15 15:50:55 CDT 2011 -->
|
||||
<!-- Generated by javadoc (build 1.6.0_24) on Fri Apr 01 20:49:05 CDT 2011 -->
|
||||
<TITLE>
|
||||
Serialized Form
|
||||
</TITLE>
|
||||
|
||||
<META NAME="date" CONTENT="2011-03-15">
|
||||
<META NAME="date" CONTENT="2011-04-01">
|
||||
|
||||
<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
|
||||
|
||||
@@ -99,6 +99,9 @@ Serialized Form</H1>
|
||||
</TR>
|
||||
</TABLE>
|
||||
|
||||
<P>
|
||||
<B>serialVersionUID: </B>-127367705761430371L
|
||||
|
||||
<P>
|
||||
<A NAME="serializedForm"><!-- --></A>
|
||||
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
|
||||
|
||||
@@ -34,21 +34,6 @@ package org.libjpegturbo.turbojpeg;
|
||||
final public class TJ {
|
||||
|
||||
|
||||
/**
|
||||
* Fractional scaling factor
|
||||
*/
|
||||
final public class ScalingFactor {
|
||||
/**
|
||||
* Numerator
|
||||
*/
|
||||
public int num = 1;
|
||||
/**
|
||||
* Denominator
|
||||
*/
|
||||
public int denom = 1;
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
* The number of chrominance subsampling options
|
||||
*/
|
||||
@@ -323,10 +308,10 @@ final public class TJ {
|
||||
* @return a list of fractional scaling factors that the JPEG decompressor in
|
||||
* this implementation of TurboJPEG supports
|
||||
*/
|
||||
public native static ScalingFactor[] getScalingFactors()
|
||||
public native static TJScalingFactor[] getScalingFactors()
|
||||
throws Exception;
|
||||
|
||||
static {
|
||||
System.loadLibrary("turbojpeg");
|
||||
TJLoader.load();
|
||||
}
|
||||
};
|
||||
|
||||
@@ -444,7 +444,7 @@ public class TJCompressor {
|
||||
throws Exception;
|
||||
|
||||
static {
|
||||
System.loadLibrary("turbojpeg");
|
||||
TJLoader.load();
|
||||
}
|
||||
|
||||
private long handle = 0;
|
||||
|
||||
@@ -175,13 +175,13 @@ public class TJDecompressor {
|
||||
throw new Exception(NO_ASSOC_ERROR);
|
||||
if(desiredWidth < 0 || desiredHeight < 0)
|
||||
throw new Exception("Invalid argument in getScaledWidth()");
|
||||
TJ.ScalingFactor sf[] = TJ.getScalingFactors();
|
||||
TJScalingFactor sf[] = TJ.getScalingFactors();
|
||||
if(desiredWidth == 0) desiredWidth = jpegWidth;
|
||||
if(desiredHeight == 0) desiredHeight = jpegHeight;
|
||||
int scaledWidth = jpegWidth, scaledHeight = jpegHeight;
|
||||
for(int i = 0; i < sf.length; i++) {
|
||||
scaledWidth = (jpegWidth * sf[i].num + sf[i].denom - 1) / sf[i].denom;
|
||||
scaledHeight = (jpegHeight * sf[i].num + sf[i].denom - 1) / sf[i].denom;
|
||||
scaledWidth = sf[i].getScaled(jpegWidth);
|
||||
scaledHeight = sf[i].getScaled(jpegHeight);
|
||||
if(scaledWidth <= desiredWidth && scaledHeight <= desiredHeight)
|
||||
break;
|
||||
}
|
||||
@@ -215,13 +215,13 @@ public class TJDecompressor {
|
||||
throw new Exception(NO_ASSOC_ERROR);
|
||||
if(desiredWidth < 0 || desiredHeight < 0)
|
||||
throw new Exception("Invalid argument in getScaledHeight()");
|
||||
TJ.ScalingFactor sf[] = TJ.getScalingFactors();
|
||||
TJScalingFactor sf[] = TJ.getScalingFactors();
|
||||
if(desiredWidth == 0) desiredWidth = jpegWidth;
|
||||
if(desiredHeight == 0) desiredHeight = jpegHeight;
|
||||
int scaledWidth = jpegWidth, scaledHeight = jpegHeight;
|
||||
for(int i = 0; i < sf.length; i++) {
|
||||
scaledWidth = (jpegWidth * sf[i].num + sf[i].denom - 1) / sf[i].denom;
|
||||
scaledHeight = (jpegHeight * sf[i].num + sf[i].denom - 1) / sf[i].denom;
|
||||
scaledWidth = sf[i].getScaled(jpegWidth);
|
||||
scaledHeight = sf[i].getScaled(jpegHeight);
|
||||
if(scaledWidth <= desiredWidth && scaledHeight <= desiredHeight)
|
||||
break;
|
||||
}
|
||||
@@ -236,9 +236,10 @@ public class TJDecompressor {
|
||||
*
|
||||
* @param dstBuf buffer which will receive the decompressed image. This
|
||||
* buffer should normally be <code>pitch * scaledHeight</code> bytes in size,
|
||||
* where <code>scaledHeight = ceil(jpegHeight * scalingFactor)</code>, and
|
||||
* the supported scaling factors can be determined by calling {@link
|
||||
* TJ#getScalingFactors}.
|
||||
* where <code>scaledHeight</code> can be determined by calling <code>
|
||||
* scalingFactor.{@link TJScalingFactor#getScaled getScaled}(jpegHeight)
|
||||
* </code> with one of the scaling factors returned from {@link
|
||||
* TJ#getScalingFactors} or by calling {@link #getScaledHeight}.
|
||||
*
|
||||
* @param desiredWidth desired width (in pixels) of the decompressed image.
|
||||
* If the desired image dimensions are smaller than the dimensions of the
|
||||
@@ -252,9 +253,11 @@ public class TJDecompressor {
|
||||
* should be set to <code>scaledWidth * TJ.pixelSize(pixelFormat)</code> if
|
||||
* the decompressed image is unpadded, but you can use this to, for instance,
|
||||
* pad each line of the decompressed image to a 4-byte boundary. NOTE:
|
||||
* <code>scaledWidth = ceil(jpegWidth * scalingFactor)</code>. Setting this
|
||||
* parameter to 0 is the equivalent of setting it to
|
||||
* <code>scaledWidth * TJ.pixelSize(pixelFormat)</code>.
|
||||
* <code>scaledWidth</code> can be determined by calling <code>
|
||||
* scalingFactor.{@link TJScalingFactor#getScaled getScaled}(jpegWidth)
|
||||
* </code> or by calling {@link #getScaledWidth}. Setting this parameter to
|
||||
* 0 is the equivalent of setting it to <code>scaledWidth *
|
||||
* TJ.pixelSize(pixelFormat)</code>.
|
||||
*
|
||||
* @param desiredHeight desired height (in pixels) of the decompressed image.
|
||||
* If the desired image dimensions are smaller than the dimensions of the
|
||||
@@ -494,7 +497,7 @@ public class TJDecompressor {
|
||||
throws Exception;
|
||||
|
||||
static {
|
||||
System.loadLibrary("turbojpeg");
|
||||
TJLoader.load();
|
||||
}
|
||||
|
||||
protected long handle = 0;
|
||||
|
||||
35
java/org/libjpegturbo/turbojpeg/TJLoader.java
Normal file
35
java/org/libjpegturbo/turbojpeg/TJLoader.java
Normal file
@@ -0,0 +1,35 @@
|
||||
/*
|
||||
* Copyright (C)2011 D. R. Commander. All Rights Reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
*
|
||||
* - Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
* - Redistributions in binary form must reproduce the above copyright notice,
|
||||
* this list of conditions and the following disclaimer in the documentation
|
||||
* and/or other materials provided with the distribution.
|
||||
* - Neither the name of the libjpeg-turbo Project nor the names of its
|
||||
* contributors may be used to endorse or promote products derived from this
|
||||
* software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS",
|
||||
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
|
||||
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
package org.libjpegturbo.turbojpeg;
|
||||
|
||||
final class TJLoader {
|
||||
static void load() {
|
||||
System.loadLibrary("turbojpeg");
|
||||
}
|
||||
};
|
||||
35
java/org/libjpegturbo/turbojpeg/TJLoader.java.in
Normal file
35
java/org/libjpegturbo/turbojpeg/TJLoader.java.in
Normal file
@@ -0,0 +1,35 @@
|
||||
/*
|
||||
* Copyright (C)2011 D. R. Commander. All Rights Reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
*
|
||||
* - Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
* - Redistributions in binary form must reproduce the above copyright notice,
|
||||
* this list of conditions and the following disclaimer in the documentation
|
||||
* and/or other materials provided with the distribution.
|
||||
* - Neither the name of the libjpeg-turbo Project nor the names of its
|
||||
* contributors may be used to endorse or promote products derived from this
|
||||
* software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS",
|
||||
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
|
||||
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
package org.libjpegturbo.turbojpeg;
|
||||
|
||||
final class TJLoader {
|
||||
static void load() {
|
||||
System.loadLibrary("@TURBOJPEG_DLL_NAME@");
|
||||
}
|
||||
};
|
||||
96
java/org/libjpegturbo/turbojpeg/TJScalingFactor.java
Normal file
96
java/org/libjpegturbo/turbojpeg/TJScalingFactor.java
Normal file
@@ -0,0 +1,96 @@
|
||||
/*
|
||||
* Copyright (C)2011 D. R. Commander. All Rights Reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
*
|
||||
* - Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
* - Redistributions in binary form must reproduce the above copyright notice,
|
||||
* this list of conditions and the following disclaimer in the documentation
|
||||
* and/or other materials provided with the distribution.
|
||||
* - Neither the name of the libjpeg-turbo Project nor the names of its
|
||||
* contributors may be used to endorse or promote products derived from this
|
||||
* software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS",
|
||||
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
|
||||
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
package org.libjpegturbo.turbojpeg;
|
||||
|
||||
/**
|
||||
* Fractional scaling factor
|
||||
*/
|
||||
public class TJScalingFactor {
|
||||
|
||||
public TJScalingFactor(int num, int denom) throws Exception {
|
||||
if(num < 1 || denom < 1)
|
||||
throw new Exception("Numerator and denominator must be >= 1");
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns numerator
|
||||
* @return numerator
|
||||
*/
|
||||
public int getNum() {
|
||||
return num;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns denominator
|
||||
* @return denominator
|
||||
*/
|
||||
public int getDenom() {
|
||||
return denom;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the scaled value of <code>dimension</code>. This function
|
||||
* performs the integer equivalent of
|
||||
* <code>ceil(dimension * scalingFactor)</code>.
|
||||
* @return the scaled value of <code>dimension</code>
|
||||
*/
|
||||
public int getScaled(int dimension) {
|
||||
return (dimension * num + denom - 1) / denom;
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns true or false, depending on whether this instance and
|
||||
* <code>other</code> have the same numerator and denominator.
|
||||
* @return true or false, depending on whether this instance and
|
||||
* <code>other</code> have the same numerator and denominator
|
||||
*/
|
||||
public boolean equals(TJScalingFactor other) {
|
||||
return (this.num == other.num && this.denom == other.denom);
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns true or false, depending on whether this instance is equal to
|
||||
* 1/1.
|
||||
* @return true or false, depending on whether this instance is equal to
|
||||
* 1/1
|
||||
*/
|
||||
public boolean isOne() {
|
||||
return (num == 1 && denom == 1);
|
||||
}
|
||||
|
||||
/**
|
||||
* Numerator
|
||||
*/
|
||||
private int num = 1;
|
||||
|
||||
/**
|
||||
* Denominator
|
||||
*/
|
||||
private int denom = 1;
|
||||
};
|
||||
@@ -151,7 +151,7 @@ public class TJTransformer extends TJDecompressor {
|
||||
TJTransform[] transforms, int flags) throws Exception;
|
||||
|
||||
static {
|
||||
System.loadLibrary("turbojpeg");
|
||||
TJLoader.load();
|
||||
}
|
||||
|
||||
private int[] transformedSizes = null;
|
||||
|
||||
@@ -302,7 +302,7 @@ JNIEXPORT jobjectArray JNICALL Java_org_libjpegturbo_turbojpeg_TJ_getScalingFact
|
||||
if((sf=tjGetScalingFactors(&n))==NULL || n==0)
|
||||
_throw(tjGetErrorStr());
|
||||
|
||||
bailif0(sfcls=(*env)->FindClass(env, "org/libjpegturbo/turbojpeg/TJ$ScalingFactor"));
|
||||
bailif0(sfcls=(*env)->FindClass(env, "org/libjpegturbo/turbojpeg/TJScalingFactor"));
|
||||
bailif0(sfjava=(jobjectArray)(*env)->NewObjectArray(env, n, sfcls, 0));
|
||||
|
||||
for(i=0; i<n; i++)
|
||||
|
||||
Reference in New Issue
Block a user