Compositor: Speedup movie (un)distortion operation

Avoid per-pixel camera intrincs object construction and synchronization.

Here on a bit synthetic file it gives about 40% speedup with a single node.

1 files changed, 6 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_tracking.h b/source/blender/blenkernel/BKE_tracking.h
index 264bf2bd8fa..2ca88425c29 100644
--- a/source/blender/blenkernel/BKE_tracking.h
+++ b/source/blender/blenkernel/BKE_tracking.h
@@ -200,6 +200,12 @@ void BKE_tracking_distortion_set_threads(struct MovieDistortion *distortion, int
 struct MovieDistortion *BKE_tracking_distortion_copy(struct MovieDistortion *distortion);
 struct ImBuf *BKE_tracking_distortion_exec(struct MovieDistortion *distortion, struct MovieTracking *tracking,
                                            struct ImBuf *ibuf, int width, int height, float overscan, bool undistort);
+void BKE_tracking_distortion_distort_v2(struct MovieDistortion *distortion,
+                                        const float co[2],
+                                        float r_co[2]);
+void BKE_tracking_distortion_undistort_v2(struct MovieDistortion *distortion,
+                                          const float co[2],
+                                          float r_co[2]);
 void BKE_tracking_distortion_free(struct MovieDistortion *distortion);
 
 void BKE_tracking_distort_v2(struct MovieTracking *tracking, const float co[2], float r_co[2]);