static void sample_tile(texgz_tex_t* src,
texgz_tex_t* dst,
int month, int x, int y,
double latT, double lonL,
double latB, double lonR)
{
assert(src);
assert(dst);
int m;
int n;
for(m = 0; m < SUBTILE_SIZE; ++m)
{
for(n = 0; n < SUBTILE_SIZE; ++n)
{
sample_data(src, dst, x, y, m, n,
latT, lonL, latB, lonR);
}
}
// export the tile
char fname[256];
snprintf(fname, 256, "png256/%i/9/%i/%i.png",
month, x, y);
fname[255] = '\0';
mymkdir(fname);
texgz_png_export(dst, fname);
}
int main(int argc, char** argv)
{
unsigned char dx = 0;
unsigned char dy = 0;
const char* arg_format = NULL;
const char* arg_src = NULL;
const char* arg_dst = NULL;
if(argc == 6)
{
dx = (unsigned char) strtoul(argv[2], (char**) NULL, 10);
dy = (unsigned char) strtoul(argv[3], (char**) NULL, 10);
arg_format = argv[1];
arg_src = argv[4];
arg_dst = argv[5];
}
else if(argc == 4)
{
arg_format = argv[1];
arg_src = argv[2];
arg_dst = argv[3];
if(check_ext(arg_src, "mgm"))
{
usage(argv[0]);
return EXIT_FAILURE;
}
}
else
{
usage(argv[0]);
return EXIT_FAILURE;
}
// parse format
int type;
int format;
if(strcmp(arg_format, "RGBA-8888") == 0)
{
type = TEXGZ_UNSIGNED_BYTE;
format = TEXGZ_RGBA;
}
else if(strcmp(arg_format, "BGRA-8888") == 0)
{
type = TEXGZ_UNSIGNED_BYTE;
format = TEXGZ_BGRA;
}
else if(strcmp(arg_format, "RGB-565") == 0)
{
type = TEXGZ_UNSIGNED_SHORT_5_6_5;
format = TEXGZ_RGB;
}
else if(strcmp(arg_format, "RGBA-4444") == 0)
{
type = TEXGZ_UNSIGNED_SHORT_4_4_4_4;
format = TEXGZ_RGBA;
}
else if(strcmp(arg_format, "RGB-888") == 0)
{
type = TEXGZ_UNSIGNED_BYTE;
format = TEXGZ_RGB;
}
else if(strcmp(arg_format, "RGBA-5551") == 0)
{
type = TEXGZ_UNSIGNED_SHORT_5_5_5_1;
format = TEXGZ_RGBA;
}
else if(strcmp(arg_format, "LUMINANCE") == 0)
{
type = TEXGZ_UNSIGNED_BYTE;
format = TEXGZ_LUMINANCE;
}
else if(strcmp(arg_format, "LUMINANCE-F") == 0)
{
type = TEXGZ_FLOAT;
format = TEXGZ_LUMINANCE;
}
else
{
LOGE("invalid format=%s", arg_format);
return EXIT_FAILURE;
}
// import src
texgz_tex_t* tex = NULL;
if(check_ext(arg_src, "texgz"))
{
tex = texgz_tex_import(arg_src);
}
else if(check_ext(arg_src, "jpg"))
{
tex = texgz_jpeg_import(arg_src);
}
else if(check_ext(arg_src, "png"))
{
tex = texgz_png_import(arg_src);
}
else if(check_ext(arg_src, "mgm"))
{
tex = texgz_mgm_import(arg_src, dx, dy);
}
else
{
LOGE("invalid src=%s", arg_src);
return EXIT_FAILURE;
}
if(tex == NULL)
{
return EXIT_FAILURE;
}
// convert to format
if(texgz_tex_convert(tex, type, format) == 0)
{
goto fail_convert;
}
// export dst
int ret = 0;
if(check_ext(arg_dst, "texgz"))
{
ret = texgz_tex_export(tex, arg_dst);
}
else if(check_ext(arg_dst, "jpg"))
{
ret = texgz_jpeg_export(tex, arg_dst);
}
else if(check_ext(arg_dst, "png"))
{
ret = texgz_png_export(tex, arg_dst);
}
else
{
LOGE("invalid dst=%s", arg_dst);
goto fail_dst;
}
if(ret == 0)
{
goto fail_export;
}
texgz_tex_delete(&tex);
// success
return EXIT_SUCCESS;
// failure
fail_export:
fail_dst:
fail_convert:
texgz_tex_delete(&tex);
return EXIT_FAILURE;
}
