1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.hardware.neuralnetworks@1.0; 18 19 import IPreparedModel; 20 21 /** 22 * IPreparedModelCallback must be used to return a prepared model produced by an 23 * asynchronous task launched from IDevice::prepareModel. 24 */ 25 interface IPreparedModelCallback { 26 27 /** 28 * notify must be invoked immediately after the asynchronous task holding 29 * this callback has finished preparing the model. If the model was 30 * successfully prepared, notify must be invoked with ErrorStatus::NONE and 31 * the prepared model. If the model was not able to be successfully 32 * prepared, notify must be invoked with the appropriate ErrorStatus and 33 * nullptr as the IPreparedModel. If the asynchronous task holding this 34 * callback fails to launch or if the model provided to 35 * IDevice::prepareModel is invalid, notify must be invoked with the 36 * appropriate error as well as nullptr for the IPreparedModel. 37 * 38 * @param status Error status returned from the asynchronous model 39 * preparation task; must be: 40 * - NONE if the asynchronous task successfully prepared the 41 * model 42 * - DEVICE_UNAVAILABLE if driver is offline or busy 43 * - GENERAL_FAILURE if the asynchronous task resulted in an 44 * unspecified error 45 * - INVALID_ARGUMENT if one of the input arguments to 46 * prepareModel is invalid 47 * @param preparedModel A model that has been asynchronously prepared for 48 * execution. If the model was unable to be prepared 49 * due to an error, nullptr must be passed in place of 50 * the IPreparedModel object. 51 */ 52 oneway notify(ErrorStatus status, IPreparedModel preparedModel); 53 }; 54
