86 lines
3.0 KiB
C++
86 lines
3.0 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_CALCULATORS_UTIL_LANDMARKS_REFINEMENT_CALCULATOR_H_
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#define MEDIAPIPE_CALCULATORS_UTIL_LANDMARKS_REFINEMENT_CALCULATOR_H_
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#include "mediapipe/framework/api2/node.h"
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#include "mediapipe/framework/api2/port.h"
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#include "mediapipe/framework/formats/landmark.pb.h"
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namespace mediapipe {
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namespace api2 {
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// A calculator to refine one set of landmarks with another.
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//
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// Inputs:
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// LANDMARKS: Multiple NormalizedLandmarkList to use for
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// refinement. They will be applied to the resulting REFINED_LANDMARKS in
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// the provided order. Each list should be non empty and contain the same
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// amount of landmarks as indexes in mapping. Number of lists should be the
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// same as number of refinements in options.
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//
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// Outputs:
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// REFINED_LANDMARKS: A NormalizedLandmarkList with refined landmarks. Number
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// of produced landmarks is equal to to the maximum index mapping number in
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// calculator options (calculator verifies that there are no gaps in the
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// mapping).
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//
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// Examples config:
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// node {
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// calculator: "LandmarksRefinementCalculator"
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// input_stream: "LANDMARKS:0:mesh_landmarks"
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// input_stream: "LANDMARKS:1:lips_landmarks"
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// input_stream: "LANDMARKS:2:left_eye_landmarks"
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// input_stream: "LANDMARKS:3:right_eye_landmarks"
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// output_stream: "REFINED_LANDMARKS:landmarks"
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// options: {
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// [mediapipe.LandmarksRefinementCalculatorOptions.ext] {
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// refinement: {
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// indexes_mapping: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
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// z_refinement: { copy {} }
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// }
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// refinement: {
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// indexes_mapping: [0, 1, 2, 3]
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// z_refinement: { none {} }
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// }
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// refinement: {
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// indexes_mapping: [4, 5]
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// z_refinement: { none {} }
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// }
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// refinement: {
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// indexes_mapping: [6, 7]
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// z_refinement: { none {} }
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// }
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// }
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// }
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// }
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//
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class LandmarksRefinementCalculator : public NodeIntf {
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public:
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static constexpr Input<::mediapipe::NormalizedLandmarkList>::Multiple
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kLandmarks{"LANDMARKS"};
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static constexpr Output<::mediapipe::NormalizedLandmarkList>
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kRefinedLandmarks{"REFINED_LANDMARKS"};
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MEDIAPIPE_NODE_INTERFACE(LandmarksRefinementCalculator, kLandmarks,
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kRefinedLandmarks);
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};
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} // namespace api2
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} // namespace mediapipe
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#endif // MEDIAPIPE_CALCULATORS_UTIL_LANDMARKS_REFINEMENT_CALCULATOR_H_
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