bool Bitmap::loadEXR(const char* filename)
{
try {
Imf::RgbaInputFile exr(filename);
Imf::Array2D<Imf::Rgba> pixels;
Imath::Box2i dw = exr.dataWindow();
width = dw.max.x - dw.min.x + 1;
height = dw.max.y - dw.min.y + 1;
pixels.resizeErase(height, width);
exr.setFrameBuffer(&pixels[0][0] - dw.min.x - dw.min.y * width, 1, width);
exr.readPixels(dw.min.y, dw.max.y);
data = new Color[width * height];
for (int y = 0; y < height; y++)
for (int x = 0; x < width; x++) {
Color& pixel = data[y * width + x];
pixel.r = pixels[y + dw.min.y][x + dw.min.x].r;
pixel.g = pixels[y + dw.min.y][x + dw.min.x].g;
pixel.b = pixels[y + dw.min.y][x + dw.min.x].b;
}
return true;
}
catch (Iex::BaseExc ex) {
width = height = 0;
data = NULL;
return false;
}
}
int main(int argc, char* argv[]) {
static struct option long_options[] = {
{"help", no_argument, 0, 'h'},
{"format", required_argument, 0, 'f'},
{0, 0, 0, 0}
};
std::string output_format("SQLite");
while (true) {
int c = getopt_long(argc, argv, "hf:", long_options, 0);
if (c == -1) {
break;
}
switch (c) {
case 'h':
print_help();
exit(0);
case 'f':
output_format = optarg;
break;
default:
exit(1);
}
}
std::string input_filename;
std::string output_filename("ogr_out");
int remaining_args = argc - optind;
if (remaining_args > 2) {
std::cerr << "Usage: " << argv[0] << " [OPTIONS] [INFILE [OUTFILE]]" << std::endl;
exit(1);
} else if (remaining_args == 2) {
input_filename = argv[optind];
output_filename = argv[optind+1];
} else if (remaining_args == 1) {
input_filename = argv[optind];
} else {
input_filename = "-";
}
index_type index_pos;
location_handler_type location_handler(index_pos);
osmium::experimental::FlexReader<location_handler_type> exr(input_filename, location_handler, osmium::osm_entity_bits::object);
MyOGRHandler ogr_handler(output_format, output_filename);
while (auto buffer = exr.read()) {
osmium::apply(buffer, ogr_handler);
}
exr.close();
std::vector<const osmium::Relation*> incomplete_relations = exr.collector().get_incomplete_relations();
if (!incomplete_relations.empty()) {
std::cerr << "Warning! Some member ways missing for these multipolygon relations:";
for (const auto* relation : incomplete_relations) {
std::cerr << " " << relation->id();
}
std::cerr << "\n";
}
google::protobuf::ShutdownProtobufLibrary();
}
