Blender: tracking_plane_tracker.cc File Reference

Blender V4.3

#include "MEM_guardedalloc.h"
#include "DNA_movieclip_types.h"
#include "BLI_math_matrix.h"
#include "BLI_math_vector.h"
#include "BLI_utildefines.h"
#include "BKE_tracking.h"
#include "libmv-capi.h"

Go to the source code of this file.

Typedefs
typedef double	Vec2[2]

Functions
static int	point_markers_correspondences_on_both_image (MovieTrackingPlaneTrack plane_track, int frame1, int frame2, Vec2 r_x1, Vec2 *r_x2)

static void	track_plane_from_existing_motion (MovieTrackingPlaneTrack *plane_track, int start_frame, int direction, bool retrack)

void	BKE_tracking_track_plane_from_existing_motion (MovieTrackingPlaneTrack *plane_track, int start_frame)

static MovieTrackingPlaneMarker *	find_plane_keyframe (MovieTrackingPlaneTrack *plane_track, int start_frame, int direction)

void	BKE_tracking_retrack_plane_from_existing_motion_at_segment (MovieTrackingPlaneTrack *plane_track, int start_frame)

BLI_INLINE void	float_corners_to_double (float corners[4][2], double double_corners[4][2])

void	BKE_tracking_homography_between_two_quads (float reference_corners[4][2], float corners[4][2], float H[3][3])

Detailed Description

This file contains implementation of plane tracker.

Definition in file tracking_plane_tracker.cc.

Typedef Documentation

◆ Vec2

typedef double Vec2[2]

Definition at line 23 of file tracking_plane_tracker.cc.

Function Documentation

◆ BKE_tracking_homography_between_two_quads()

void BKE_tracking_homography_between_two_quads	(	float	reference_corners[4][2],
		float	corners[4][2],
		float	H[3][3] )

Definition at line 213 of file tracking_plane_tracker.cc.

References copy_m3_m3d(), float_corners_to_double(), H, and libmv_homography2DFromCorrespondencesEuc().

Referenced by BKE_mask_point_parent_matrix_get(), blender::compositor::PlaneDistortWarpImageOperation::calculate_corners(), blender::nodes::node_composite_planetrackdeform_cc::PlaneTrackDeformOperation::compute_homography_matrices(), blender::nodes::node_composite_cornerpin_cc::CornerPinOperation::compute_homography_matrix(), and draw_plane_marker_image().

◆ BKE_tracking_retrack_plane_from_existing_motion_at_segment()

void BKE_tracking_retrack_plane_from_existing_motion_at_segment	(	MovieTrackingPlaneTrack *	plane_track,
		int	start_frame )

Definition at line 182 of file tracking_plane_tracker.cc.

References find_plane_keyframe(), MovieTrackingPlaneMarker::framenr, and track_plane_from_existing_motion().

Referenced by keyframe_set_flag().

◆ BKE_tracking_track_plane_from_existing_motion()

void BKE_tracking_track_plane_from_existing_motion	(	struct MovieTrackingPlaneTrack *	plane_track,
		int	start_frame )

Note: frame number should be in clip space, not scene space.

Definition at line 157 of file tracking_plane_tracker.cc.

References track_plane_from_existing_motion().

Referenced by apply_mouse_slide(), BKE_autotrack_context_finish(), create_plane_track_tracks_exec(), join_tracks_exec(), keyframe_set_flag(), slide_plane_marker_update_homographies(), and special_aftertrans_update__movieclip().

◆ find_plane_keyframe()

static MovieTrackingPlaneMarker * find_plane_keyframe	(	MovieTrackingPlaneTrack *	plane_track,
		int	start_frame,
		int	direction )

static

Definition at line 164 of file tracking_plane_tracker.cc.

References BKE_tracking_plane_marker_get(), MovieTrackingPlaneMarker::flag, MovieTrackingPlaneTrack::markers, and PLANE_MARKER_TRACKED.

Referenced by BKE_tracking_retrack_plane_from_existing_motion_at_segment().

◆ float_corners_to_double()

BLI_INLINE void float_corners_to_double	(	float	corners[4][2],
		double	double_corners[4][2] )

Definition at line 205 of file tracking_plane_tracker.cc.

References copy_v2db_v2fl().

Referenced by BKE_tracking_homography_between_two_quads().

◆ point_markers_correspondences_on_both_image()

static int point_markers_correspondences_on_both_image	(	MovieTrackingPlaneTrack *	plane_track,
		int	frame1,
		int	frame2,
		Vec2 **	r_x1,
		Vec2 **	r_x2 )

static

Definition at line 25 of file tracking_plane_tracker.cc.

References BKE_tracking_marker_get_exact(), MovieTrackingPlaneTrack::point_tracks, MovieTrackingPlaneTrack::point_tracksnr, and MovieTrackingMarker::pos.

Referenced by track_plane_from_existing_motion().

◆ track_plane_from_existing_motion()

static void track_plane_from_existing_motion	(	MovieTrackingPlaneTrack *	plane_track,
		int	start_frame,
		int	direction,
		bool	retrack )

static