60 lines
2.5 KiB
Protocol Buffer
60 lines
2.5 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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//
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// Forked from mediapipe/framework/thread_pool_executor.proto.
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// The forked proto must remain identical to the original proto and should be
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// ONLY used by mediapipe open source project.
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syntax = "proto2";
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package mediapipe;
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import "mediapipe/framework/mediapipe_options.proto";
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message ThreadPoolExecutorOptions {
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extend MediaPipeOptions {
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optional ThreadPoolExecutorOptions ext = 157116819;
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}
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// Number of threads for running calculators in multithreaded mode.
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//
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// When ThreadPoolExecutorOptions is used in the ExecutorOptions for the
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// default executor with the executor type unspecified, the num_threads
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// field is allowed to be -1 or 0. If not specified or -1, the scheduler
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// will pick an appropriate number of threads depending on the number of
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// available processors.
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optional int32 num_threads = 1;
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// Make all worker threads have the specified stack size (in bytes).
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// NOTE: The stack_size option may not be implemented on some platforms.
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optional int32 stack_size = 2;
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// The nice priority level of the worker threads.
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// The nice priority level is 0 by default, and lower value means higher
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// priority. The valid thread nice priority level value range varies by OS.
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// Refer to system documentation for more details.
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optional int32 nice_priority_level = 3;
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// Processor performance enum.
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enum ProcessorPerformance {
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NORMAL = 0;
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LOW = 1;
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HIGH = 2;
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}
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// The performance hint of the processor(s) that the threads will be bound to.
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// Framework will make the best effort to run the threads on the specific
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// processors based on the performance hint.
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// The attempt may fail for various reasons. Success isn't guaranteed.
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optional ProcessorPerformance require_processor_performance = 4;
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// Name prefix for worker threads, which can be useful for debugging
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// multithreaded applications.
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optional string thread_name_prefix = 5;
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}
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