sandboxed-api/oss-internship-2020/gdal/raster_to_gtiff/raster_to_gtiff.cc

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// Copyright 2020 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <cstdlib>
#include <iostream>
#include <optional>
#include <string>
#include "get_raster_data.h" // NOLINT(build/include)
#include "gtiff_converter.h" // NOLINT(build/include)
#include "sandboxed_api/util/fileops.h"
#include "sandboxed_api/util/path.h"
#include "utils.h" // NOLINT(build/include)
namespace {
absl::Status SaveToGTiff(gdal::sandbox::parser::RasterDataset bands_data,
std::string out_file) {
std::optional<std::string> proj_db_path =
gdal::sandbox::utils::FindProjDbPath();
if (proj_db_path == std::nullopt) {
return absl::FailedPreconditionError("Specified proj.db does not exist");
}
gdal::sandbox::RasterToGTiffProcessor processor(
std::move(out_file), std::move(proj_db_path.value()),
std::move(bands_data));
return processor.Run();
}
void Usage() {
std::cerr << "Example application that converts raster data to GTiff"
" format inside the sandbox. Usage:\n"
"raster_to_gtiff input_filename output_filename\n"
"output_filename must be absolute"
<< std::endl;
}
} // namespace
int main(int argc, char** argv) {
if (argc < 3 || !sandbox2::file::IsAbsolutePath(argv[2])) {
Usage();
return EXIT_FAILURE;
}
std::string input_data_path = std::string(argv[1]);
std::string output_data_path = std::string(argv[2]);
if (absl::Status status = gdal::sandbox::SaveToGTiff(
gdal::sandbox::parser::GetRasterBandsFromFile(
std::move(input_data_path)),
std::move(output_data_path));
!status.ok()) {
std::cerr << status.ToString() << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}