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Diffstat (limited to 'intern/libmv/libmv/simple_pipeline/keyframe_selection.h')
-rw-r--r-- | intern/libmv/libmv/simple_pipeline/keyframe_selection.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/intern/libmv/libmv/simple_pipeline/keyframe_selection.h b/intern/libmv/libmv/simple_pipeline/keyframe_selection.h new file mode 100644 index 00000000000..aa3eeaf193d --- /dev/null +++ b/intern/libmv/libmv/simple_pipeline/keyframe_selection.h @@ -0,0 +1,53 @@ +// Copyright (c) 2010, 2011 libmv authors. +// +// Permission is hereby granted, free of charge, to any person obtaining a copy +// of this software and associated documentation files (the "Software"), to +// deal in the Software without restriction, including without limitation the +// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or +// sell copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS +// IN THE SOFTWARE. + +#ifndef LIBMV_SIMPLE_PIPELINE_KEYFRAME_SELECTION_H_ +#define LIBMV_SIMPLE_PIPELINE_KEYFRAME_SELECTION_H_ + +#include "libmv/base/vector.h" +#include "libmv/simple_pipeline/tracks.h" +#include "libmv/simple_pipeline/camera_intrinsics.h" + +namespace libmv { + +// Get list of all images which are good enough to be as keyframes from +// camera reconstruction. Based on GRIC criteria and uses Pollefeys' +// approach for correspondence ratio constraint. +// +// As an additional, additional criteria based on reconstruction +// variance is used. This means if correspondence and GRIC criteria +// are passed, two-frames reconstruction using candidate keyframes +// happens. After reconstruction variance of 3D points is calculating +// and if expected error estimation is too large, keyframe candidate +// is rejecting. +// +// \param tracks contains all tracked correspondences between frames +// expected to be undistorted and normalized +// \param intrinsics is camera intrinsics +// \param keyframes will contain all images number which are considered +// good to be used for reconstruction +void SelectKeyframesBasedOnGRICAndVariance( + const Tracks &tracks, + const CameraIntrinsics &intrinsics, + vector<int> &keyframes); + +} // namespace libmv + +#endif // LIBMV_SIMPLE_PIPELINE_KEYFRAME_SELECTION_H_ |