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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2011 Blender Foundation.
* All rights reserved.
*
* Contributor(s): Blender Foundation,
* Sergey Sharybin
* Keir Mierle
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/blenkernel/tracking_private.h
* \ingroup bke
*
* This file contains declarations of function which are used
* by multiple tracking files but which should not be public.
*/
#ifndef __TRACKING_PRIVATE_H__
#define __TRACKING_PRIVATE_H__
#include "BLI_threads.h"
struct GHash;
struct MovieTracking;
struct MovieTrackingMarker;
struct libmv_CameraIntrinsicsOptions;
/*********************** Tracks map *************************/
typedef struct TracksMap {
char object_name[MAX_NAME];
bool is_camera;
int num_tracks;
int customdata_size;
char *customdata;
MovieTrackingTrack *tracks;
struct GHash *hash;
int ptr;
/* Spin lock is used to sync context during tracking. */
SpinLock spin_lock;
} TracksMap;
struct TracksMap *tracks_map_new(const char *object_name, bool is_camera, int num_tracks, int customdata_size);
int tracks_map_get_size(struct TracksMap *map);
void tracks_map_get_indexed_element(struct TracksMap *map, int index, struct MovieTrackingTrack **track, void **customdata);
void tracks_map_insert(struct TracksMap *map, struct MovieTrackingTrack *track, void *customdata);
void tracks_map_free(struct TracksMap *map, void (*customdata_free)(void *customdata));
void tracks_map_merge(struct TracksMap *map, struct MovieTracking *tracking);
/*********************** Space transformation functions *************************/
void tracking_get_search_origin_frame_pixel(int frame_width, int frame_height,
const struct MovieTrackingMarker *marker,
float frame_pixel[2]);
void tracking_get_marker_coords_for_tracking(int frame_width, int frame_height,
const struct MovieTrackingMarker *marker,
double search_pixel_x[5], double search_pixel_y[5]);
void tracking_set_marker_coords_from_tracking(int frame_width, int frame_height, struct MovieTrackingMarker *marker,
const double search_pixel_x[5], const double search_pixel_y[5]);
/*********************** General purpose utility functions *************************/
void tracking_marker_insert_disabled(struct MovieTrackingTrack *track, const struct MovieTrackingMarker *ref_marker,
bool before, bool overwrite);
void tracking_cameraIntrinscisOptionsFromTracking(struct MovieTracking *tracking,
int calibration_width, int calibration_height,
struct libmv_CameraIntrinsicsOptions *camera_intrinsics_options);
void tracking_trackingCameraFromIntrinscisOptions(struct MovieTracking *tracking,
const struct libmv_CameraIntrinsicsOptions *camera_intrinsics_options);
struct libmv_TrackRegionOptions;
void tracking_configure_tracker(const MovieTrackingTrack *track, float *mask,
struct libmv_TrackRegionOptions *options);
struct MovieTrackingMarker *tracking_get_keyframed_marker(
struct MovieTrackingTrack *track,
int current_frame,
bool backwards);
/*********************** Masking *************************/
float *tracking_track_get_mask_for_region(int frame_width, int frame_height,
const float region_min[2],
const float region_max[2],
MovieTrackingTrack *track);
/*********************** Frame accessr *************************/
struct libmv_FrameAccessor;
#define MAX_ACCESSOR_CLIP 64
typedef struct TrackingImageAccessor {
struct MovieCache *cache;
struct MovieClip *clips[MAX_ACCESSOR_CLIP];
int num_clips;
struct MovieTrackingTrack **tracks;
int num_tracks;
int start_frame;
struct libmv_FrameAccessor *libmv_accessor;
} TrackingImageAccessor;
TrackingImageAccessor *tracking_image_accessor_new(MovieClip *clips[MAX_ACCESSOR_CLIP],
int num_clips,
MovieTrackingTrack **tracks,
int num_tracks,
int start_frame);
void tracking_image_accessor_destroy(TrackingImageAccessor *accessor);
#endif /* __TRACKING_PRIVATE_H__ */
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