1 // Copyright (c) 2018, ETH Zurich and UNC Chapel Hill. 2 // All rights reserved. 3 // 4 // Redistribution and use in source and binary forms, with or without 5 // modification, are permitted provided that the following conditions are met: 6 // 7 // * Redistributions of source code must retain the above copyright 8 // notice, this list of conditions and the following disclaimer. 9 // 10 // * Redistributions in binary form must reproduce the above copyright 11 // notice, this list of conditions and the following disclaimer in the 12 // documentation and/or other materials provided with the distribution. 13 // 14 // * Neither the name of ETH Zurich and UNC Chapel Hill nor the names of 15 // its contributors may be used to endorse or promote products derived 16 // from this software without specific prior written permission. 17 // 18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE 22 // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 // POSSIBILITY OF SUCH DAMAGE. 29 // 30 // Author: Johannes L. Schoenberger (jsch-at-demuc-dot-de) 31 32 #ifndef COLMAP_SRC_BASE_CAMERA_DATABASE_H_ 33 #define COLMAP_SRC_BASE_CAMERA_DATABASE_H_ 34 35 #include <string> 36 37 #include "util/camera_specs.h" 38 39 namespace colmap { 40 41 // Database that contains sensor widths for many cameras, which is useful 42 // to automatically extract the focal length if EXIF information is incomplete. 43 class CameraDatabase { 44 public: 45 CameraDatabase(); 46 NumEntries()47 size_t NumEntries() const { return specs_.size(); } 48 49 bool QuerySensorWidth(const std::string& make, const std::string& model, 50 double* sensor_width); 51 52 private: 53 static const camera_specs_t specs_; 54 }; 55 56 } // namespace colmap 57 58 #endif // COLMAP_SRC_BASE_CAMERA_DATABASE_H_ 59