MediaPipe TeamandSebastian Schmidt
c688862570
GitOrigin-RevId: 6e5aa035cd1f6a9333962df5d3ab97a05bd5744e
43 lines
1.5 KiB
Protocol Buffer
43 lines
1.5 KiB
Protocol Buffer
// 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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syntax = "proto2";
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package mediapipe;
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// Joint of a 3D human model (e.g. elbow, knee, wrist). Contains 3D rotation of
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// the joint and its visibility.
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message Joint {
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// Joint rotation in 6D contineous representation ordered as
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// [a1, b1, a2, b2, a3, b3].
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//
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// Such representation is more sutable for NN model training and can be
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// converted to quaternions and Euler angles if needed. Details can be found
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// in https://arxiv.org/abs/1812.07035.
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repeated float rotation_6d = 1;
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// Joint visibility.
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// Float score of whether joint is visible: present on the screen and not
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// occluded by other objects. Depending on the model, visibility value is
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// either a sigmoid or an argument of sigmoid, but in any case higher value
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// indicates higher probability of joint being visible. Should stay unset if
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// not supported.
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optional float visibility = 2;
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}
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// Group of Joint protos.
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message JointList {
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repeated Joint joint = 1;
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}
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