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Generalize overzooming functions to multiple tiles

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This commit is contained in:
Erica Fischer
2023-12-07 11:25:06 -08:00
parent d7bdbe363b
commit 1e2813ed65
10 changed files with 263 additions and 156 deletions
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overzoom.cpp
+68 -40
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@@ -18,12 +18,24 @@ std::set<std::string> keep;
void usage(char **argv) {
fprintf(stderr, "Usage: %s -o newtile.pbf.gz tile.pbf.gz oz/ox/oy nz/nx/ny\n", argv[0]);
fprintf(stderr, "to create tile nz/nx/ny from tile oz/ox/oy\n");
fprintf(stderr, "Usage: %s -o newtile.pbf.gz -t nz/nx/ny tile.pbf.gz oz/ox/oy tile2.pbf.gz oz2/ox2/oy2\n", argv[0]);
fprintf(stderr, "to create tile nz/nx/ny from tiles oz/ox/oy and oz2/ox2/oy2\n");
exit(EXIT_FAILURE);
}
struct source {
std::string file;
int z;
int x;
int y;
};
int main(int argc, char **argv) {
int i;
const char *outfile = NULL;
const char *outtile = NULL;
std::vector<source> sources;
while ((i = getopt(argc, argv, "y:o:d:b:")) != -1) {
switch (i) {
@@ -43,57 +55,73 @@ int main(int argc, char **argv) {
buffer = atoi(optarg);
break;
case 't':
outtile = optarg;
break;
default:
usage(argv);
}
}
if (argc - optind != 3) {
usage(argv);
}
if (outfile == NULL) {
usage(argv);
}
const char *infile = argv[optind + 0];
if (outtile == NULL) {
if (argc - optind != 3) {
usage(argv);
}
int oz, ox, oy;
if (sscanf(argv[optind + 1], "%d/%d/%d", &oz, &ox, &oy) != 3) {
fprintf(stderr, "%s: not in z/x/y form\n", argv[optind + 1]);
usage(argv);
const char *infile = argv[optind + 0];
int oz, ox, oy;
if (sscanf(argv[optind + 1], "%d/%d/%d", &oz, &ox, &oy) != 3) {
fprintf(stderr, "%s: not in z/x/y form\n", argv[optind + 1]);
usage(argv);
}
int nz, nx, ny;
if (sscanf(argv[optind + 2], "%d/%d/%d", &nz, &nx, &ny) != 3) {
fprintf(stderr, "%s: not in z/x/y form\n", argv[optind + 2]);
usage(argv);
}
std::string tile;
char buf[1000];
int len;
FILE *f = fopen(infile, "rb");
if (f == NULL) {
perror(infile);
exit(EXIT_FAILURE);
}
while ((len = fread(buf, sizeof(char), 1000, f)) > 0) {
tile.append(std::string(buf, len));
}
fclose(f);
f = fopen(outfile, "wb");
if (f == NULL) {
perror(outfile);
exit(EXIT_FAILURE);
}
input_tile it;
it.tile = tile;
it.z = oz;
it.x = ox;
it.y = oy;
std::vector<input_tile> its;
its.push_back(it);
std::string out = overzoom(its, nz, nx, ny, detail, buffer, keep, true, NULL);
fwrite(out.c_str(), sizeof(char), out.size(), f);
fclose(f);
} else {
}
int nz, nx, ny;
if (sscanf(argv[optind + 2], "%d/%d/%d", &nz, &nx, &ny) != 3) {
fprintf(stderr, "%s: not in z/x/y form\n", argv[optind + 2]);
usage(argv);
}
std::string tile;
char buf[1000];
int len;
FILE *f = fopen(infile, "rb");
if (f == NULL) {
perror(infile);
exit(EXIT_FAILURE);
}
while ((len = fread(buf, sizeof(char), 1000, f)) > 0) {
tile.append(std::string(buf, len));
}
fclose(f);
f = fopen(outfile, "wb");
if (f == NULL) {
perror(outfile);
exit(EXIT_FAILURE);
}
std::string out = overzoom(tile, oz, ox, oy, nz, nx, ny, detail, buffer, keep, true, NULL);
fwrite(out.c_str(), sizeof(char), out.size(), f);
fclose(f);
return 0;
}