41 lines
1.5 KiB
C++
41 lines
1.5 KiB
C++
// Copyright 2021 The MediaPipe Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef MEDIAPIPE_RECTANGLE_UTIL_H_
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#define MEDIAPIPE_RECTANGLE_UTIL_H_
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#include "absl/status/statusor.h"
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#include "absl/types/span.h"
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#include "mediapipe/framework/formats/rect.pb.h"
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#include "mediapipe/framework/port/rectangle.h"
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namespace mediapipe {
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// Converts a NormalizedRect into a Rectangle_f.
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absl::StatusOr<Rectangle_f> ToRectangle(const mediapipe::NormalizedRect& input);
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// If the new_rect overlaps with any of the rectangles in
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// existing_rects, then return true. Otherwise, return false.
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absl::StatusOr<bool> DoesRectOverlap(
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const mediapipe::NormalizedRect& new_rect,
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absl::Span<const mediapipe::NormalizedRect> existing_rects,
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float min_similarity_threshold);
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// Computes the Intersection over Union (IoU) between two rectangles.
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float CalculateIou(const Rectangle_f& rect1, const Rectangle_f& rect2);
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} // namespace mediapipe
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#endif // MEDIAPIPE_RECTANGLE_UTIL_H_
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