| /* |
| * Copyright (C) 2021 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. |
| */ |
| |
| package android.hardware.ir; |
| |
| import android.hardware.ir.ConsumerIrFreqRange; |
| |
| @VintfStability |
| interface IConsumerIr { |
| /** |
| * Enumerates which frequencies the IR transmitter supports. |
| * |
| * @return - an array of all supported frequency ranges. |
| */ |
| ConsumerIrFreqRange[] getCarrierFreqs(); |
| |
| /** |
| * Sends an IR pattern at a given frequency in HZ. |
| * This call must return when the transmit is complete or encounters an error. |
| * |
| * @param carrierFreq - Frequency of the transmission in HZ. |
| * |
| * @param pattern - Alternating series of on and off periods measured in |
| * microseconds. The carrier should be turned off at the end of a transmit |
| * even if there are an odd number of entries in the pattern array. |
| * |
| * @throws EX_UNSUPPORTED_OPERATION when the frequency is not supported. |
| */ |
| void transmit(in int carrierFreqHz, in int[] pattern); |
| } |