137 lines
6.6 KiB
C
137 lines
6.6 KiB
C
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2011 Blender Foundation.
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* All rights reserved.
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*
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* Contributor(s): Blender Foundation,
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* Sergey Sharybin
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#ifndef LIBMV_C_API_H
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#define LIBMV_C_API_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct libmv_RegionTracker;
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struct libmv_Tracks;
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struct libmv_Reconstruction;
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struct libmv_Features;
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struct libmv_CameraIntrinsics;
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/* Logging */
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void libmv_initLogging(const char *argv0);
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void libmv_startDebugLogging(void);
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void libmv_setLoggingVerbosity(int verbosity);
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/* RegionTracker */
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struct libmv_RegionTracker *libmv_regionTrackerNew(int max_iterations, int pyramid_level, int half_window_size);
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int libmv_regionTrackerTrack(struct libmv_RegionTracker *libmv_tracker, const float *ima1, const float *ima2,
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int width, int height, double x1, double y1, double *x2, double *y2);
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void libmv_regionTrackerDestroy(struct libmv_RegionTracker *libmv_tracker);
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/* SAD Tracker */
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void libmv_SADSamplePattern(unsigned char *image, int stride,
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float warp[3][2], unsigned char *pattern);
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float libmv_SADTrackerTrack(unsigned char *pattern, unsigned char *warped, unsigned char *image,
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int stride, int width, int height, float warp[3][2]);
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/* Tracks */
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struct libmv_Tracks *libmv_tracksNew(void);
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void libmv_tracksInsert(struct libmv_Tracks *libmv_tracks, int image, int track, double x, double y);
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void libmv_tracksDestroy(struct libmv_Tracks *libmv_tracks);
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/* Reconstruction solver */
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#define LIBMV_REFINE_FOCAL_LENGTH (1<<0)
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#define LIBMV_REFINE_PRINCIPAL_POINT (1<<1)
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#define LIBMV_REFINE_RADIAL_DISTORTION_K1 (1<<2)
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#define LIBMV_REFINE_RADIAL_DISTORTION_K2 (1<<4)
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int libmv_refineParametersAreValid(int parameters);
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struct libmv_Reconstruction *libmv_solveReconstruction(struct libmv_Tracks *tracks, int keyframe1, int keyframe2,
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int refine_intrinsics, double focal_length, double principal_x, double principal_y, double k1, double k2, double k3);
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int libmv_reporojectionPointForTrack(struct libmv_Reconstruction *libmv_reconstruction, int track, double pos[3]);
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double libmv_reporojectionErrorForTrack(struct libmv_Reconstruction *libmv_reconstruction, int track);
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double libmv_reporojectionErrorForImage(struct libmv_Reconstruction *libmv_reconstruction, int image);
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int libmv_reporojectionCameraForImage(struct libmv_Reconstruction *libmv_reconstruction, int image, double mat[4][4]);
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double libmv_reprojectionError(struct libmv_Reconstruction *libmv_reconstruction);
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void libmv_destroyReconstruction(struct libmv_Reconstruction *libmv_reconstruction);
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/* feature detector */
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struct libmv_Features *libmv_detectFeaturesFAST(unsigned char *data, int width, int height, int stride,
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int margin, int min_trackness, int min_distance);
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struct libmv_Features *libmv_detectFeaturesMORAVEC(unsigned char *data, int width, int height, int stride,
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int margin, int count, int min_distance);
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int libmv_countFeatures(struct libmv_Features *libmv_features);
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void libmv_getFeature(struct libmv_Features *libmv_features, int number, double *x, double *y, double *score, double *size);
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void libmv_destroyFeatures(struct libmv_Features *libmv_features);
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/* camera intrinsics */
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struct libmv_CameraIntrinsics *libmv_ReconstructionExtractIntrinsics(struct libmv_Reconstruction *libmv_Reconstruction);
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struct libmv_CameraIntrinsics *libmv_CameraIntrinsicsNew(double focal_length, double principal_x, double principal_y,
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double k1, double k2, double k3, int width, int height);
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struct libmv_CameraIntrinsics *libmv_CameraIntrinsicsCopy(struct libmv_CameraIntrinsics *libmvIntrinsics);
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void libmv_CameraIntrinsicsDestroy(struct libmv_CameraIntrinsics *libmvIntrinsics);
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void libmv_CameraIntrinsicsUpdate(struct libmv_CameraIntrinsics *libmvIntrinsics, double focal_length,
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double principal_x, double principal_y, double k1, double k2, double k3, int width, int height);
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void libmv_CameraIntrinsicsExtract(struct libmv_CameraIntrinsics *libmvIntrinsics, double *focal_length,
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double *principal_x, double *principal_y, double *k1, double *k2, double *k3, int *width, int *height);
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void libmv_CameraIntrinsicsUndistortByte(struct libmv_CameraIntrinsics *libmvIntrinsics,
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unsigned char *src, unsigned char *dst, int width, int height, float overscan, int channels);
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void libmv_CameraIntrinsicsUndistortFloat(struct libmv_CameraIntrinsics *libmvIntrinsics,
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float *src, float *dst, int width, int height, float overscan, int channels);
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void libmv_CameraIntrinsicsDistortByte(struct libmv_CameraIntrinsics *libmvIntrinsics,
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unsigned char *src, unsigned char *dst, int width, int height, float overscan, int channels);
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void libmv_CameraIntrinsicsDistortFloat(struct libmv_CameraIntrinsics *libmvIntrinsics,
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float *src, float *dst, int width, int height, float overscan, int channels);
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/* dsitortion */
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void libmv_undistortByte(double focal_length, double principal_x, double principal_y, double k1, double k2, double k3,
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unsigned char *src, unsigned char *dst, int width, int height, int channels);
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void libmv_undistortFloat(double focal_length, double principal_x, double principal_y, double k1, double k2, double k3,
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float *src, float *dst, int width, int height, int channels);
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void libmv_distortByte(double focal_length, double principal_x, double principal_y, double k1, double k2, double k3,
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unsigned char *src, unsigned char *dst, int width, int height, int channels);
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void libmv_distortFloat(double focal_length, double principal_x, double principal_y, double k1, double k2, double k3,
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float *src, float *dst, int width, int height, int channels);
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/* utils */
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void libmv_applyCameraIntrinsics(double focal_length, double principal_x, double principal_y, double k1, double k2, double k3,
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double x, double y, double *x1, double *y1);
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void libmv_InvertIntrinsics(double focal_length, double principal_x, double principal_y, double k1, double k2, double k3,
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double x, double y, double *x1, double *y1);
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#ifdef __cplusplus
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}
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#endif
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#endif // LIBMV_C_API_H
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