Merge "Move MotionPredictor config to an XML file alongside the model." into udc-qpr-dev (15cebeda) · Commits · e / os / platform_frameworks_native

data/etc/input/Android.bp

+12 −3

Original line number	Diff line number	Diff line
		@@ -3,12 +3,21 @@ package {
		}

		filegroup {
		name: "motion_predictor_model.fb",
		srcs: ["motion_predictor_model.fb"],
		name: "motion_predictor_model",
		srcs: [
		"motion_predictor_model.tflite",
		"motion_predictor_config.xml",
		],
		}

		prebuilt_etc {
		name: "motion_predictor_model_prebuilt",
		filename_from_src: true,
		src: "motion_predictor_model.fb",
		src: "motion_predictor_model.tflite",
		}

		prebuilt_etc {
		name: "motion_predictor_model_config",
		filename_from_src: true,
		src: "motion_predictor_config.xml",
		}

0 → 100644

+20 −0

Original line number	Diff line number	Diff line
		<?xml version="1.0" encoding="utf-8"?>
		<!-- Copyright (C) 2023 The Android Open Source Project

		Licensed under the Apache License, Version 2.0 (the "License");
		you may not use this file except in compliance with the License.
		You may obtain a copy of the License at

		http://www.apache.org/licenses/LICENSE-2.0

		Unless required by applicable law or agreed to in writing, software
		distributed under the License is distributed on an "AS IS" BASIS,
		WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		See the License for the specific language governing permissions and
		limitations under the License.
		-->
		<motion-predictor>
		<!-- The time interval (ns) between the model's predictions. -->
		<prediction-interval>4166666</prediction-interval> <!-- 4.167 ms = ~240 Hz -->
		</motion-predictor>

(33.3 KiB)

File moved.

+8 −1

Original line number	Diff line number	Diff line
		@@ -25,6 +25,7 @@

		#include <android-base/mapped_file.h>
		#include <input/RingBuffer.h>
		#include <utils/Timers.h>

		#include <tensorflow/lite/core/api/error_reporter.h>
		#include <tensorflow/lite/interpreter.h>
		@@ -109,6 +110,9 @@ public:
		// Returns the length of the model's output buffers.
		size_t outputLength() const;

		// Returns the time interval between predictions.
		nsecs_t predictionInterval() const { return mPredictionInterval; }

		// Executes the model.
		// Returns true if the model successfully executed and the output tensors can be read.
		bool invoke();
		@@ -127,7 +131,8 @@ public:
		std::span<const float> outputPressure() const;

		private:
		explicit TfLiteMotionPredictorModel(std::unique_ptr<android::base::MappedFile> model);
		explicit TfLiteMotionPredictorModel(std::unique_ptr<android::base::MappedFile> model,
		nsecs_t predictionInterval);

		void allocateTensors();
		void attachInputTensors();
		@@ -148,6 +153,8 @@ private:
		std::unique_ptr<tflite::FlatBufferModel> mModel;
		std::unique_ptr<tflite::Interpreter> mInterpreter;
		tflite::SignatureRunner* mRunner = nullptr;

		const nsecs_t mPredictionInterval = 0;
		};

		} // namespace android

+2 −0

Original line number	Diff line number	Diff line
		@@ -215,6 +215,7 @@ cc_library {
		"libcutils",
		"liblog",
		"libPlatformProperties",
		"libtinyxml2",
		"libvintf",
		],

		@@ -271,6 +272,7 @@ cc_library {

		required: [
		"motion_predictor_model_prebuilt",
		"motion_predictor_model_config",
		],
		},
		host: {