ir/1.0/IConsumerIr.hal


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/*
 * Copyright 2016 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@1.0;

interface IConsumerIr {
    /**
     * transmit() sends an IR pattern at a given carrierFreq.
     *
     * The pattern is alternating series of carrier on and off periods measured in
     * microseconds. The carrier should be turned off at the end of a transmit
     * even if there are and odd number of entries in the pattern array.
     *
     * This call must return when the transmit is complete or encounters an error.
     *
     * returns: true on success, false on error.
     */
    transmit(int32_t carrierFreq, vec<int32_t> pattern) generates (bool success);

    /**
     * getCarrierFreqs() enumerates which frequencies the IR transmitter supports.
     *
     * returns: On success, true and a vector of all supported frequency
     * ranges. On error, returns false.
     */
    getCarrierFreqs() generates (bool success, vec<ConsumerIrFreqRange> ranges);
};