65 lines
2.3 KiB
Protocol Buffer
65 lines
2.3 KiB
Protocol Buffer
// Copyright 2019 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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// Models to describe color transform between adjacent frames.
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// Color transform are always specified for 3 channels (RGB).
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syntax = "proto2";
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package mediapipe;
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// Transforms a 3D color vector x = (c1, c2, c3) according to
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// [ gain_c1 0 0 bias_c1 * [ c1
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// 0 gain_c2 0 bias_c2 c2
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// 0 0 gain_c3 bias_c3 ] c3
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// 1 ]
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message GainBiasModel {
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optional float gain_c1 = 1 [default = 1.0];
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optional float bias_c1 = 2 [default = 0.0];
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optional float gain_c2 = 3 [default = 1.0];
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optional float bias_c2 = 4 [default = 0.0];
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optional float gain_c3 = 5 [default = 1.0];
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optional float bias_c3 = 6 [default = 0.0];
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}
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message MixtureGainBiasModel {
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repeated GainBiasModel model = 1;
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}
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// Transforms a 3D color vector x = (c1, c2, c3) according to
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// [ g_00 g_01 g_02 g_03 * [ c1
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// g_10 g_11 g_12 g_13 c2
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// g_20 g_21 g_22 g_23 ] c3
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// 1 ]
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message AffineToneModel {
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optional float g_00 = 1 [default = 1.0];
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optional float g_01 = 2 [default = 0.0];
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optional float g_02 = 3 [default = 0.0];
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optional float g_03 = 4 [default = 0.0];
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optional float g_10 = 5 [default = 0.0];
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optional float g_11 = 6 [default = 1.0];
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optional float g_12 = 7 [default = 0.0];
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optional float g_13 = 8 [default = 0.0];
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optional float g_20 = 9 [default = 0.0];
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optional float g_21 = 10 [default = 0.0];
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optional float g_22 = 11 [default = 1.0];
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optional float g_23 = 12 [default = 0.0];
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}
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message MixtureAffineToneModel {
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repeated AffineToneModel model = 1;
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}
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