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7b7496d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | // Copyright (c) 2022, ETH Zurich and UNC Chapel Hill.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// * Neither the name of ETH Zurich and UNC Chapel Hill nor the names of
// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Author: Johannes L. Schoenberger (jsch-at-demuc-dot-de)
#include "base/camera_database.h"
#include "util/string.h"
namespace colmap {
const camera_specs_t CameraDatabase::specs_ = InitializeCameraSpecs();
CameraDatabase::CameraDatabase() {}
bool CameraDatabase::QuerySensorWidth(const std::string& make,
const std::string& model,
double* sensor_width) {
// Clean the strings from all separators.
std::string cleaned_make = make;
std::string cleaned_model = model;
cleaned_make = StringReplace(cleaned_make, " ", "");
cleaned_model = StringReplace(cleaned_model, " ", "");
cleaned_make = StringReplace(cleaned_make, "-", "");
cleaned_model = StringReplace(cleaned_model, "-", "");
StringToLower(&cleaned_make);
StringToLower(&cleaned_model);
// Make sure that make name is not duplicated.
cleaned_model = StringReplace(cleaned_model, cleaned_make, "");
// Check if cleaned_make exists in database: Test whether EXIF string is
// substring of database entry and vice versa.
size_t spec_matches = 0;
for (const auto& make_elem : specs_) {
if (StringContains(cleaned_make, make_elem.first) ||
StringContains(make_elem.first, cleaned_make)) {
for (const auto& model_elem : make_elem.second) {
if (StringContains(cleaned_model, model_elem.first) ||
StringContains(model_elem.first, cleaned_model)) {
*sensor_width = model_elem.second;
if (cleaned_model == model_elem.first) {
// Model exactly matches, return immediately.
return true;
}
spec_matches += 1;
if (spec_matches > 1) {
break;
}
}
}
}
}
// Only return unique results, if model does not exactly match.
return spec_matches == 1;
}
} // namespace colmap
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