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tools/gfx: Replace --width with --png
This commit is contained in:
parent
7ba068d45b
commit
59a27d5907
12
Makefile
12
Makefile
@ -138,16 +138,16 @@ gfx/mail/0b9cfe.1bpp: tools/gfx += --remove-whitespace
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gfx/pokedex/%.2bpp: tools/gfx += --trim-whitespace
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gfx/title/crystal.2bpp: tools/gfx += --interleave --width=48
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gfx/title/old_fg.2bpp: tools/gfx += --interleave --width=64
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gfx/title/crystal.2bpp: tools/gfx += --interleave --png=$<
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gfx/title/old_fg.2bpp: tools/gfx += --interleave --png=$<
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gfx/title/logo.2bpp: rgbgfx += -x 4
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gfx/trade/ball.2bpp: tools/gfx += --remove-whitespace
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gfx/slots_2.2bpp: tools/gfx += --interleave --width=16
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gfx/slots_3.2bpp: tools/gfx += --interleave --width=24 --remove-duplicates --keep-whitespace --remove-xflip
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gfx/slots_3a.2bpp: tools/gfx += --interleave --width=16
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gfx/slots_3b.2bpp: tools/gfx += --interleave --width=24 --remove-duplicates --keep-whitespace --remove-xflip
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gfx/slots_2.2bpp: tools/gfx += --interleave --png=$<
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gfx/slots_3.2bpp: tools/gfx += --interleave --png=$< --remove-duplicates --keep-whitespace --remove-xflip
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gfx/slots_3a.2bpp: tools/gfx += --interleave --png=$<
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gfx/slots_3b.2bpp: tools/gfx += --interleave --png=$< --remove-duplicates --keep-whitespace --remove-xflip
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gfx/fx/angels.2bpp: tools/gfx += --trim-whitespace
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gfx/fx/beam.2bpp: tools/gfx += --remove-xflip --remove-yflip --remove-whitespace
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38
tools/gfx.c
38
tools/gfx.c
@ -8,7 +8,7 @@
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#include "common.h"
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static void usage(void) {
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fprintf(stderr, "Usage: gfx [--trim-whitespace] [--remove-whitespace] [--interleave] [--remove-duplicates [--keep-whitespace]] [--remove-xflip] [--remove-yflip] [-w width] [-d depth] [-h] [-o outfile] infile\n");
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fprintf(stderr, "Usage: gfx [--trim-whitespace] [--remove-whitespace] [--interleave] [--remove-duplicates [--keep-whitespace]] [--remove-xflip] [--remove-yflip] [--png filename] [-d depth] [-h] [-o outfile] infile\n");
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}
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static void error(char *message) {
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@ -23,11 +23,11 @@ struct Options {
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char *outfile;
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int depth;
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int interleave;
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int width;
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int remove_duplicates;
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int keep_whitespace;
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int remove_xflip;
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int remove_yflip;
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char *png_file;
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};
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struct Options Options = {
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@ -43,13 +43,13 @@ void get_args(int argc, char *argv[]) {
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{"keep-whitespace", no_argument, &Options.keep_whitespace, 1},
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{"remove-xflip", no_argument, &Options.remove_xflip, 1},
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{"remove-yflip", no_argument, &Options.remove_yflip, 1},
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{"width", required_argument, 0, 'w'},
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{"png", required_argument, 0, 'p'},
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{"depth", required_argument, 0, 'd'},
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{"help", no_argument, 0, 'h'},
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{0}
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};
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for (int opt = 0; opt != -1;) {
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switch (opt = getopt_long(argc, argv, "ho:d:", long_options)) {
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switch (opt = getopt_long(argc, argv, "ho:d:p:", long_options)) {
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case 'h':
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Options.help = true;
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break;
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@ -59,8 +59,8 @@ void get_args(int argc, char *argv[]) {
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case 'd':
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Options.depth = strtoul(optarg, NULL, 0);
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break;
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case 'w':
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Options.width = strtoul(optarg, NULL, 0);
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case 'p':
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Options.png_file = optarg;
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break;
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case 0:
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case -1:
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@ -221,6 +221,25 @@ void interleave(struct Graphic *graphic, int width) {
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free(interleaved);
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}
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int png_get_width(char *filename) {
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FILE *f = fopen_verbose(filename, "rb");
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if (!f) {
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exit(1);
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}
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const int OFFSET_WIDTH = 16;
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uint8_t bytes[4];
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fseek(f, OFFSET_WIDTH, SEEK_SET);
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fread(bytes, 1, 4, f);
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fclose(f);
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int width = 0;
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for (int i = 0; i < 4; i++) {
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width |= bytes[i] << (8 * (3 - i));
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}
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return width;
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}
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int main(int argc, char *argv[]) {
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get_args(argc, argv);
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@ -241,12 +260,13 @@ int main(int argc, char *argv[]) {
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trim_whitespace(&graphic);
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}
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if (Options.interleave) {
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if (!Options.width) {
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error("interleave: must set --width to a nonzero value");
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if (!Options.png_file) {
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error("interleave: need --png to infer dimensions");
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usage();
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exit(1);
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}
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interleave(&graphic, Options.width);
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int width = png_get_width(Options.png_file);
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interleave(&graphic, width);
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}
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if (Options.remove_duplicates) {
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remove_duplicates(&graphic);
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