mirror of
git://projects.qi-hardware.com/antorcha.git
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92 lines
2.0 KiB
C
92 lines
2.0 KiB
C
/*
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* tools/libant/dump.c - Antorcha raw image dump
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*
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* Written 2012 by Werner Almesberger
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* Copyright 2012 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <stdint.h>
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#include <stdio.h>
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#include "libant.h"
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int dump_binary(FILE *file, const void *canvas, int width, int height)
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{
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const uint8_t *p = canvas;
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int x, y, i;
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uint8_t v;
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for (x = 0; x != width; x++) {
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for (y = 0; y != height; y += 8) {
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v = 0;
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for (i = 0; i != 8; i++)
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if (p[((y+i)*width+x) >> 3] & (1 << (x & 7)))
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v |= 1 << i;
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if (fputc(v, file) == EOF)
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return -1;
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}
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}
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return 0;
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}
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int dump_xbm(FILE *file, const void *canvas, int width, int height)
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{
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const uint8_t *p = canvas;
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int x, y, i, n;
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uint8_t v = 0;
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if (fprintf(file, "#define foo_width %d\n", width) < 0)
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return -1;
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if (fprintf(file, "#define foo_height %d\n", height) < 0)
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return -1;
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if (fprintf(file, "static unsigned char foo_bits[] = {\n") < 0)
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return -1;
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n = 0;
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for (y = 0; y != height; y++) {
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for (x = 0; x < width; x += 8) {
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if (n)
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if (fprintf(file, "%s 0x%02x",
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(n-1) % 12 ? "," :
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n == 1 ? " " : ",\n ", v) < 0)
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return -1;
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v = 0;
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for (i = x; i != width && i != x+8; i++)
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if (p[(y*width+i) >> 3] & (1 << (i & 7)))
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v |= 1 << (i-x);
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n++;
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}
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}
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if (fprintf(file, "%s 0x%02x};\n", (n-1) % 12 ? "," : ",\n ", v) < 0)
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return -1;
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return 0;
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}
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int dump_ascii(FILE *file, const void *canvas, int width, int height)
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{
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const uint8_t *p = canvas;
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int x, y;
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for (y = 0; y != height; y++) {
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for (x = 0; x != width; x++)
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if (p[(y*width+x) >> 3] & (1 << (x & 7))) {
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if (fputc('#', file) == EOF)
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return -1;
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} else {
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if (fputc('.', file) == EOF)
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return -1;
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}
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if (fputc('\n', file) == EOF)
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return -1;
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}
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return 0;
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}
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