Built SDL2_image and _mixer static
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284
libsdl2_image/external/tiff-4.0.9/contrib/dbs/tiff-palette.c
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284
libsdl2_image/external/tiff-4.0.9/contrib/dbs/tiff-palette.c
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/* $Id: tiff-palette.c,v 1.5 2010-06-08 18:55:15 bfriesen Exp $ */
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/*
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* tiff-palette.c -- create a Class P (palette) TIFF file
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*
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* Copyright 1990 by Digital Equipment Corporation, Maynard, Massachusetts.
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*
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* All Rights Reserved
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*
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* Permission to use, copy, modify, and distribute this software and its
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* documentation for any purpose and without fee is hereby granted,
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* provided that the above copyright notice appear in all copies and that
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* both that copyright notice and this permission notice appear in
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* supporting documentation, and that the name of Digital not be
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* used in advertising or publicity pertaining to distribution of the
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* software without specific, written prior permission.
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*
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* DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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* DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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* ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "tiffio.h"
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#define WIDTH 512
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#define HEIGHT WIDTH
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#define SCALE(x) ((x) * 257L)
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char * programName;
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void Usage();
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int main(int argc, char **argv)
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{
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int bits_per_pixel = 8, cmsize, i, j, k,
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cmap_index, chunk_size = 32, nchunks = 16;
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unsigned char * scan_line;
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uint16 *red, *green, *blue;
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TIFF * tif;
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programName = argv[0];
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if (argc != 4)
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Usage();
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if (!strcmp(argv[1], "-depth"))
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bits_per_pixel = atoi(argv[2]);
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else
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Usage();
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switch (bits_per_pixel) {
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case 8:
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nchunks = 16;
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chunk_size = 32;
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break;
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case 4:
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nchunks = 4;
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chunk_size = 128;
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break;
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case 2:
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nchunks = 2;
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chunk_size = 256;
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break;
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case 1:
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nchunks = 2;
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chunk_size = 256;
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break;
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default:
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Usage();
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}
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if (bits_per_pixel != 1) {
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cmsize = nchunks * nchunks;
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} else {
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cmsize = 2;
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}
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red = (uint16 *) malloc(cmsize * sizeof(uint16));
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green = (uint16 *) malloc(cmsize * sizeof(uint16));
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blue = (uint16 *) malloc(cmsize * sizeof(uint16));
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switch (bits_per_pixel) {
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case 8:
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for (i = 0; i < cmsize; i++) {
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if (i < 32)
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red[i] = 0;
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else if (i < 64)
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red[i] = SCALE(36);
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else if (i < 96)
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red[i] = SCALE(73);
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else if (i < 128)
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red[i] = SCALE(109);
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else if (i < 160)
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red[i] = SCALE(146);
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else if (i < 192)
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red[i] = SCALE(182);
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else if (i < 224)
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red[i] = SCALE(219);
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else if (i < 256)
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red[i] = SCALE(255);
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if ((i % 32) < 4)
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green[i] = 0;
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else if (i < 8)
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green[i] = SCALE(36);
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else if ((i % 32) < 12)
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green[i] = SCALE(73);
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else if ((i % 32) < 16)
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green[i] = SCALE(109);
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else if ((i % 32) < 20)
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green[i] = SCALE(146);
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else if ((i % 32) < 24)
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green[i] = SCALE(182);
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else if ((i % 32) < 28)
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green[i] = SCALE(219);
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else if ((i % 32) < 32)
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green[i] = SCALE(255);
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if ((i % 4) == 0)
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blue[i] = SCALE(0);
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else if ((i % 4) == 1)
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blue[i] = SCALE(85);
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else if ((i % 4) == 2)
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blue[i] = SCALE(170);
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else if ((i % 4) == 3)
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blue[i] = SCALE(255);
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}
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break;
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case 4:
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red[0] = SCALE(255);
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green[0] = 0;
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blue[0] = 0;
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red[1] = 0;
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green[1] = SCALE(255);
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blue[1] = 0;
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red[2] = 0;
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green[2] = 0;
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blue[2] = SCALE(255);
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red[3] = SCALE(255);
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green[3] = SCALE(255);
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blue[3] = SCALE(255);
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red[4] = 0;
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green[4] = SCALE(255);
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blue[4] = SCALE(255);
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red[5] = SCALE(255);
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green[5] = 0;
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blue[5] = SCALE(255);
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red[6] = SCALE(255);
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green[6] = SCALE(255);
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blue[6] = 0;
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red[7] = 0;
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green[7] = 0;
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blue[7] = 0;
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red[8] = SCALE(176);
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green[8] = SCALE(224);
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blue[8] = SCALE(230);
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red[9] = SCALE(100);
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green[9] = SCALE(149);
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blue[9] = SCALE(237);
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red[10] = SCALE(46);
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green[10] = SCALE(139);
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blue[10] = SCALE(87);
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red[11] = SCALE(160);
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green[11] = SCALE(82);
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blue[11] = SCALE(45);
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red[12] = SCALE(238);
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green[12] = SCALE(130);
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blue[12] = SCALE(238);
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red[13] = SCALE(176);
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green[13] = SCALE(48);
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blue[13] = SCALE(96);
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red[14] = SCALE(50);
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green[14] = SCALE(205);
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blue[14] = SCALE(50);
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red[15] = SCALE(240);
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green[15] = SCALE(152);
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blue[15] = SCALE(35);
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break;
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case 2:
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red[0] = SCALE(255);
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green[0] = 0;
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blue[0] = 0;
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red[1] = 0;
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green[1] = SCALE(255);
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blue[1] = 0;
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red[2] = 0;
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green[2] = 0;
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blue[2] = SCALE(255);
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red[3] = SCALE(255);
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green[3] = SCALE(255);
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blue[3] = SCALE(255);
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break;
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case 1:
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red[0] = 0;
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green[0] = 0;
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blue[0] = 0;
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red[1] = SCALE(255);
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green[1] = SCALE(255);
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blue[1] = SCALE(255);
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break;
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}
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if ((tif = TIFFOpen(argv[3], "w")) == NULL) {
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fprintf(stderr, "can't open %s as a TIFF file\n", argv[3]);
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free(red);free(green);free(blue);
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return 0;
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}
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TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, WIDTH);
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TIFFSetField(tif, TIFFTAG_IMAGELENGTH, HEIGHT);
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TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, bits_per_pixel);
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TIFFSetField(tif, TIFFTAG_COMPRESSION, COMPRESSION_NONE);
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TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_PALETTE);
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TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, 1);
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TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, 1);
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TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
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TIFFSetField(tif, TIFFTAG_RESOLUTIONUNIT, RESUNIT_NONE);
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TIFFSetField(tif, TIFFTAG_COLORMAP, red, green, blue);
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scan_line = (unsigned char *) malloc(WIDTH / (8 / bits_per_pixel));
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for (i = 0; i < HEIGHT; i++) {
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for (j = 0, k = 0; j < WIDTH;) {
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cmap_index = (j / chunk_size) + ((i / chunk_size) * nchunks);
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switch (bits_per_pixel) {
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case 8:
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scan_line[k++] = cmap_index;
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j++;
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break;
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case 4:
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scan_line[k++] = (cmap_index << 4) + cmap_index;
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j += 2;
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break;
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case 2:
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scan_line[k++] = (cmap_index << 6) + (cmap_index << 4)
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+ (cmap_index << 2) + cmap_index;
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j += 4;
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break;
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case 1:
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scan_line[k++] =
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((j / chunk_size) == (i / chunk_size)) ? 0x00 : 0xff;
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j += 8;
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break;
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}
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}
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TIFFWriteScanline(tif, scan_line, i, 0);
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}
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free(scan_line);
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TIFFClose(tif);
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return 0;
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}
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void
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Usage()
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{
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fprintf(stderr, "Usage: %s -depth (8 | 4 | 2 | 1) tiff-image\n", programName);
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exit(0);
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}
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/*
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* Local Variables:
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* mode: c
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* c-basic-offset: 8
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* fill-column: 78
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* End:
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*/
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