77     System.out.println("\nUSAGE: java [Java options] " + CLASS_NAME +  in usage()
80 …  System.out.println("Input and output images can be in any image format that the Java Image I/O");  in usage()
81     System.out.println("extensions understand.  If either filename ends in a .jpg extension, then");  in usage()
82     System.out.println("the TurboJPEG API will be used to compress or decompress the image.\n");  in usage()
84     System.out.println("Compression Options (used if the output image is a JPEG image)");  in usage()
85     System.out.println("--------------------------------------------------------------\n");  in usage()
87 …System.out.println("-subsamp <444|422|420|gray> = Apply this level of chrominance subsampling when…  in usage()
88 … System.out.println("     compressing the output image.  The default is to use the same level of");  in usage()
89     System.out.println("     subsampling as in the input image, if the input image is also a JPEG");  in usage()
90 …  System.out.println("     image, or to use grayscale if the input image is a grayscale non-JPEG");  in usage()
91     System.out.println("     image, or to use " +  in usage()
95     System.out.println("-q <1-100> = Compress the output image with this JPEG quality level");  in usage()
96     System.out.println("     (default = " + DEFAULT_QUALITY + ").\n");  in usage()
98     System.out.println("Decompression Options (used if the input image is a JPEG image)");  in usage()
99     System.out.println("---------------------------------------------------------------\n");  in usage()
101 …System.out.println("-scale M/N = Scale the input image by a factor of M/N when decompressing it.");  in usage()
102     System.out.print("(M/N = ");  in usage()
104       System.out.print(SCALING_FACTORS[i].getNum() + "/" +  in usage()
107         System.out.print(" or ");  in usage()
110           System.out.print(", ");  in usage()
112           System.out.print("or ");  in usage()
115     System.out.println(")\n");  in usage()
117     System.out.println("-hflip, -vflip, -transpose, -transverse, -rot90, -rot180, -rot270 =");  in usage()
118 …  System.out.println("     Perform one of these lossless transform operations on the input image");  in usage()
119     System.out.println("     prior to decompressing it (these options are mutually exclusive.)\n");  in usage()
121 … System.out.println("-grayscale = Perform lossless grayscale conversion on the input image prior");  in usage()
122 …System.out.println("     to decompressing it (can be combined with the other transform operations"…  in usage()
123     System.out.println("     above.)\n");  in usage()
125     System.out.println("-crop WxH+X+Y = Perform lossless cropping on the input image prior to");  in usage()
126 …System.out.println("     decompressing it.  X and Y specify the upper left corner of the cropping"…  in usage()
127 …System.out.println("     region, and W and H specify the width and height of the cropping region."…  in usage()
128 … System.out.println("     X and Y must be evenly divible by the MCU block size (8x8 if the input");  in usage()
129 … System.out.println("     image was compressed using no subsampling or grayscale, 16x8 if it was");  in usage()
130 …System.out.println("     compressed using 4:2:2 subsampling, or 16x16 if it was compressed using");  in usage()
131     System.out.println("     4:2:0 subsampling.)\n");  in usage()
133     System.out.println("General Options");  in usage()
134     System.out.println("---------------\n");  in usage()
136 …System.out.println("-display = Display output image (Output filename need not be specified in this…  in usage()
137     System.out.println("     case.)\n");  in usage()
139 …System.out.println("-fastupsample = Use the fastest chrominance upsampling algorithm available in"…  in usage()
140     System.out.println("     the underlying codec.\n");  in usage()
142 …  System.out.println("-fastdct = Use the fastest DCT/IDCT algorithms available in the underlying");  in usage()
143     System.out.println("     codec.\n");  in usage()
145     System.out.println("-accuratedct = Use the most accurate DCT/IDCT algorithms available in the");  in usage()
146     System.out.println("     underlying codec.\n");  in usage()
148     System.exit(1);  in usage()
249           System.out.println("Using fast upsampling code");  in main()
252           System.out.println("Using fastest DCT/IDCT algorithm");  in main()
255           System.out.println("Using most accurate DCT/IDCT algorithm");  in main()
283           System.out.println("Input file contains no data");  in main()
284           System.exit(1);  in main()
308         System.out.println((doTransform ? "Transformed" : "Input") +  in main()
322           System.exit(0);  in main()
352         System.out.println("Input Image:  " + width + " x " + height +  in main()
355       System.gc();  in main()
357         System.out.print("Output Image (" + outFormat + "):  " + width +  in main()
370         System.out.println(", " + SUBSAMP_NAME[outSubsamp] +  in main()
392         System.out.print("\n");  in main()
399       System.exit(-1);  in main()