FreeCalypso > hg > fc-tourmaline

annotate bwsplash/pbm2c.c @ 288:25d3ee009d19

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audio tone amplitudes: band-aid fix for FC Luna
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 13 Nov 2021 05:02:57 +0000
parents 4d9f24c501f3
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
195
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1 /*
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
parents:
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2 * This program compiles bwsplash.pbm into a C char array
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
parents:
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3 * for inclusion into phone UI firmware source.
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
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4 */
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
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5
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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6 #include <sys/types.h>
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
parents:
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7 #include <stdio.h>
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
parents:
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8 #include <stdlib.h>
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
parents:
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9 #include <string.h>
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
parents:
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10 #include <strings.h>
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11
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12 FILE *inf, *outf;
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
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13 char *infname, linebuf[128];
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
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14 int lineno;
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15
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16 void
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17 get_input_line()
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18 {
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
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19 char *cp;
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20
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
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21 if (!fgets(linebuf, sizeof linebuf, inf)) {
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
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22 fprintf(stderr, "%s: premature EOF\n", infname);
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23 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
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24 }
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
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25 lineno++;
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Mychaela Falconia <falcon@freecalypso.org>
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26 cp = index(linebuf, '\n');
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27 if (!cp) {
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Mychaela Falconia <falcon@freecalypso.org>
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28 fprintf(stderr, "%s line %d: too long or missing newline\n",
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
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29 infname, lineno);
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30 exit(1);
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31 }
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32 *cp = '\0';
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33 }
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34
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35 void
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36 parse_pixel_line(outbuf, npix)
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37 u_char *outbuf;
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38 unsigned npix;
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39 {
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40 char *cp;
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Mychaela Falconia <falcon@freecalypso.org>
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41 u_char *dp;
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42 unsigned n;
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43
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44 cp = linebuf;
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
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45 dp = outbuf;
4d9f24c501f3 bwsplash: simple splash screen for FreeCalypso Lite (smallbw)
Mychaela Falconia <falcon@freecalypso.org>
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46 for (n = 0; n < npix; n++) {
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47 if (*cp != '0' && *cp != '1') {
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48 inv: fprintf(stderr,
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49 "%s line %d: does not match expected line of %u 0/1 characters\n",
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50 infname, lineno, npix);
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51 exit(1);
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52 }
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53 *dp++ = *cp++ - '0';
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54 }
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55 if (*cp)
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56 goto inv;
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57 }
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58
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59 void
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60 pack_pixel_byte(bits)
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61 u_char *bits;
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62 {
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63 unsigned byte, mask, n;
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64
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65 byte = 0;
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66 for (n = 0, mask = 0x80; n < 8; n++, mask >>= 1)
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67 if (bits[n])
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68 byte |= mask;
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69 fprintf(outf, "0x%02X,", byte);
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70 }
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71
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72 main(argc, argv)
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73 char **argv;
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74 {
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75 unsigned nrow, ncol;
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76 u_char rowbuf[80];
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77
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78 if (argc != 3) {
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79 fprintf(stderr, "usage: %s pbmfile outfile\n", argv[0]);
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80 exit(1);
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81 }
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82 infname = argv[1];
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83 inf = fopen(infname, "r");
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84 if (!inf) {
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85 perror(infname);
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86 exit(1);
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87 }
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88 get_input_line();
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89 if (strcmp(linebuf, "P1")) {
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90 fprintf(stderr,
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91 "error in %s: first line is not the expected \"P1\"\n",
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92 infname);
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93 exit(1);
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94 }
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parents:
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95 get_input_line();
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96 if (strcmp(linebuf, "80 30")) {
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97 fprintf(stderr,
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98 "error in %s: second line is not the expected \"80 30\"\n",
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99 infname);
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100 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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101 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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102 outf = fopen(argv[2], "w");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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103 if (!outf) {
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104 perror(argv[2]);
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105 exit(1);
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parents:
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106 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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107 for (nrow = 0; nrow < 30; nrow++) {
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108 get_input_line();
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109 parse_pixel_line(rowbuf, 80);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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110 putc('\t', outf);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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111 for (ncol = 0; ncol < 80; ncol += 8)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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112 pack_pixel_byte(rowbuf + ncol);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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113 putc('\n', outf);
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parents:
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114 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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115 exit(0);
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parents:
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116 }