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clean up, added the deps to the repo since the version matters
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Jip
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364 changed files with 155261 additions and 626 deletions
320
library/deps/libjpeg-turbo/java/TJExample.java
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320
library/deps/libjpeg-turbo/java/TJExample.java
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/*
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* Copyright (C)2011 D. R. Commander. All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name of the libjpeg-turbo Project nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS",
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* This program demonstrates how to compress and decompress JPEG files using
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* the TurboJPEG JNI wrapper
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*/
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import java.io.*;
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import java.awt.*;
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import java.awt.image.*;
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import java.nio.*;
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import javax.imageio.*;
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import javax.swing.*;
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import org.libjpegturbo.turbojpeg.*;
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public class TJExample implements TJCustomFilter {
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public static final String classname = new TJExample().getClass().getName();
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private static void usage() throws Exception {
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System.out.println("\nUSAGE: java " + classname + " <Input file> <Output file> [options]\n");
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System.out.println("Input and output files can be any image format that the Java Image I/O");
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System.out.println("extensions understand. If either filename ends in a .jpg extension, then");
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System.out.println("TurboJPEG will be used to compress or decompress the file.\n");
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System.out.println("Options:\n");
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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].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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if(i == sf.length - 2) System.out.print("or ");
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}
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}
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System.out.println(")\n");
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System.out.println("-samp <444|422|420|gray> = If the output image is a JPEG file, this specifies");
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System.out.println(" the level of chrominance subsampling to use when");
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System.out.println(" recompressing it. Default is to use the same level");
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System.out.println(" of subsampling as the input, if the input is a JPEG");
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System.out.println(" file, or 4:4:4 otherwise.\n");
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System.out.println("-q <1-100> = If the output image is a JPEG file, this specifies the JPEG");
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System.out.println(" quality to use when recompressing it (default = 95).\n");
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System.out.println("-hflip, -vflip, -transpose, -transverse, -rot90, -rot180, -rot270 =");
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System.out.println(" If the input image is a JPEG file, perform the corresponding lossless");
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System.out.println(" transform prior to decompression (these options are mutually exclusive)\n");
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System.out.println("-grayscale = If the input image is a JPEG file, perform lossless grayscale");
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System.out.println(" conversion prior to decompression (can be combined with the other");
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System.out.println(" transforms above)\n");
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System.out.println("-crop X,Y,WxH = If the input image is a JPEG file, perform lossless cropping");
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System.out.println(" prior to decompression. X,Y specifies the upper left corner of the");
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System.out.println(" cropping region, and WxH specifies its width and height. X,Y must be");
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System.out.println(" evenly divible by the MCU block size (8x8 if the source image was");
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System.out.println(" compressed using no subsampling or grayscale, or 16x8 for 4:2:2 or 16x16");
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System.out.println(" for 4:2:0.)\n");
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System.out.println("-display = Display output image (Output file need not be specified in this");
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System.out.println(" case.)\n");
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System.exit(1);
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}
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private final static String sampName[] = {
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"4:4:4", "4:2:2", "4:2:0", "Grayscale", "4:4:0"
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};
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public static void main(String argv[]) {
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BufferedImage img = null; byte[] bmpBuf = null;
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TJTransform xform = new TJTransform();
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try {
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sf = TJ.getScalingFactors();
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if(argv.length < 2) {
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usage();
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}
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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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if(argv.length > 1) {
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for(int i = 1; i < argv.length; i++) {
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if(argv[i].length() < 2) continue;
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if(argv[i].length() > 2
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&& argv[i].substring(0, 3).equalsIgnoreCase("-sc")) {
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int match = 0;
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if(i < argv.length - 1) {
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String[] scaleArg = argv[++i].split("/");
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if(scaleArg.length == 2) {
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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(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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}
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}
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if(match != 1) usage();
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}
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if(argv[i].equalsIgnoreCase("-h") || argv[i].equalsIgnoreCase("-?"))
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usage();
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if(argv[i].length() > 2
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&& argv[i].substring(0, 3).equalsIgnoreCase("-sa")) {
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if(i < argv.length - 1) {
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i++;
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if(argv[i].substring(0, 1).equalsIgnoreCase("g"))
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outSubsamp = TJ.SAMP_GRAY;
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else if(argv[i].equals("444")) outSubsamp = TJ.SAMP_444;
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else if(argv[i].equals("422")) outSubsamp = TJ.SAMP_422;
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else if(argv[i].equals("420")) outSubsamp = TJ.SAMP_420;
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else usage();
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}
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else usage();
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}
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if(argv[i].substring(0, 2).equalsIgnoreCase("-q")) {
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if(i < argv.length - 1) {
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int qual = Integer.parseInt(argv[++i]);
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if(qual >= 1 && qual <= 100) outQual = qual;
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else usage();
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}
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else usage();
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}
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if(argv[i].substring(0, 2).equalsIgnoreCase("-g"))
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xform.options |= TJTransform.OPT_GRAY;
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if(argv[i].equalsIgnoreCase("-hflip"))
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xform.op = TJTransform.OP_HFLIP;
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if(argv[i].equalsIgnoreCase("-vflip"))
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xform.op = TJTransform.OP_VFLIP;
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if(argv[i].equalsIgnoreCase("-transpose"))
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xform.op = TJTransform.OP_TRANSPOSE;
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if(argv[i].equalsIgnoreCase("-transverse"))
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xform.op = TJTransform.OP_TRANSVERSE;
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if(argv[i].equalsIgnoreCase("-rot90"))
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xform.op = TJTransform.OP_ROT90;
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if(argv[i].equalsIgnoreCase("-rot180"))
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xform.op = TJTransform.OP_ROT180;
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if(argv[i].equalsIgnoreCase("-rot270"))
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xform.op = TJTransform.OP_ROT270;
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if(argv[i].equalsIgnoreCase("-custom"))
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xform.cf = new TJExample();
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else if(argv[i].length() > 2
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&& argv[i].substring(0, 2).equalsIgnoreCase("-c")) {
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if(i >= argv.length - 1) usage();
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String[] cropArg = argv[++i].split(",");
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if(cropArg.length != 3) usage();
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String[] dimArg = cropArg[2].split("[xX]");
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if(dimArg.length != 2) usage();
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int tempx = Integer.parseInt(cropArg[0]);
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int tempy = Integer.parseInt(cropArg[1]);
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int tempw = Integer.parseInt(dimArg[0]);
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int temph = Integer.parseInt(dimArg[1]);
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if(tempx < 0 || tempy < 0 || tempw < 0 || temph < 0) usage();
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xform.x = tempx; xform.y = tempy;
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xform.width = tempw; xform.height = temph;
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xform.options |= TJTransform.OPT_CROP;
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}
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if(argv[i].substring(0, 2).equalsIgnoreCase("-d"))
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display = true;
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}
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}
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String[] inFileTokens = argv[0].split("\\.");
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if(inFileTokens.length > 1)
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inFormat = inFileTokens[inFileTokens.length - 1];
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String[] outFileTokens;
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if(display) outFormat = "bmp";
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else {
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outFileTokens = argv[1].split("\\.");
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if(outFileTokens.length > 1)
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outFormat = outFileTokens[outFileTokens.length - 1];
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}
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File file = new File(argv[0]);
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int width, height;
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if(inFormat.equalsIgnoreCase("jpg")) {
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FileInputStream fis = new FileInputStream(file);
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int inputSize = fis.available();
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if(inputSize < 1) {
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System.out.println("Input file contains no data");
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System.exit(1);
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}
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byte[] inputBuf = new byte[inputSize];
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fis.read(inputBuf);
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fis.close();
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TJDecompressor tjd;
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if(xform.op != TJTransform.OP_NONE || xform.options != 0
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|| xform.cf != null) {
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TJTransformer tjt = new TJTransformer(inputBuf);
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TJTransform t[] = new TJTransform[1];
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t[0] = xform;
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t[0].options |= TJTransform.OPT_TRIM;
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TJDecompressor[] tjdx = tjt.transform(t, 0);
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tjd = tjdx[0];
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}
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else tjd = new TJDecompressor(inputBuf);
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width = tjd.getWidth();
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height = tjd.getHeight();
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int inSubsamp = tjd.getSubsamp();
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System.out.println("Source Image: " + width + " x " + height
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+ " pixels, " + sampName[inSubsamp] + " subsampling");
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if(outSubsamp < 0) outSubsamp = inSubsamp;
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if(outFormat.equalsIgnoreCase("jpg")
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&& (xform.op != TJTransform.OP_NONE || xform.options != 0)
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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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fos.close();
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System.exit(0);
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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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else bmpBuf = tjd.decompress(width, 0, height, TJ.PF_BGRX, 0);
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tjd.close();
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}
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else {
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img = ImageIO.read(file);
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width = img.getWidth();
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height = img.getHeight();
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if(outSubsamp < 0) {
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if(img.getType() == BufferedImage.TYPE_BYTE_GRAY)
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outSubsamp = TJ.SAMP_GRAY;
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else outSubsamp = TJ.SAMP_444;
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}
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}
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System.gc();
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if(!display)
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System.out.print("Dest. Image (" + outFormat + "): " + width + " x "
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+ height + " pixels");
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if(display) {
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ImageIcon icon = new ImageIcon(img);
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JLabel label = new JLabel(icon, JLabel.CENTER);
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JOptionPane.showMessageDialog(null, label, "Output Image",
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JOptionPane.PLAIN_MESSAGE);
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}
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else if(outFormat.equalsIgnoreCase("jpg")) {
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System.out.println(", " + sampName[outSubsamp]
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+ " subsampling, quality = " + outQual);
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TJCompressor tjc = new TJCompressor();
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int jpegSize;
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byte[] jpegBuf;
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tjc.setSubsamp(outSubsamp);
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tjc.setJPEGQuality(outQual);
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if(img != null)
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jpegBuf = tjc.compress(img, 0);
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else {
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tjc.setSourceImage(bmpBuf, width, 0, height, TJ.PF_BGRX);
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jpegBuf = tjc.compress(0);
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}
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jpegSize = tjc.getCompressedSize();
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tjc.close();
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file = new File(argv[1]);
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FileOutputStream fos = new FileOutputStream(file);
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fos.write(jpegBuf, 0, jpegSize);
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fos.close();
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}
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else {
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System.out.print("\n");
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file = new File(argv[1]);
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ImageIO.write(img, outFormat, file);
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}
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}
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catch(Exception e) {
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e.printStackTrace();
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System.exit(-1);
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}
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}
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public void customFilter(ShortBuffer coeffBuffer, Rectangle bufferRegion,
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Rectangle planeRegion, int componentIndex, int transformIndex,
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TJTransform transform) throws Exception {
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for(int i=0; i<bufferRegion.width*bufferRegion.height; i++) {
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coeffBuffer.put(i, (short)(-coeffBuffer.get(i)));
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}
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}
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static TJScalingFactor sf [] = null;
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};
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