1 /** 2 * Copyright 2021, 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.media.tv.tuner; 18 19 import android.media.tv.tuner.ITunerDemux; 20 import android.media.tv.tuner.ITunerFilter; 21 import android.media.tv.tuner.TunerDemuxPid; 22 23 /** 24 * Tuner Demux interface handles tuner related operations. 25 * 26 * {@hide} 27 */ 28 interface ITunerDescrambler { 29 /** 30 * Set a demux as source of the descrambler. 31 */ setDemuxSource(in ITunerDemux tunerDemux)32 void setDemuxSource(in ITunerDemux tunerDemux); 33 34 /** 35 * Set a key token to link descrambler to a key slot. 36 */ setKeyToken(in byte[] keyToken)37 void setKeyToken(in byte[] keyToken); 38 39 /** 40 * Add packets' PID to the descrambler for descrambling. 41 */ addPid(in TunerDemuxPid pid, in ITunerFilter optionalSourceFilter)42 void addPid(in TunerDemuxPid pid, in ITunerFilter optionalSourceFilter); 43 44 /** 45 * Remove packets' PID from the descrambler. 46 */ removePid(in TunerDemuxPid pid, in ITunerFilter optionalSourceFilter)47 void removePid(in TunerDemuxPid pid, in ITunerFilter optionalSourceFilter); 48 49 /** 50 * Close a new interface of ITunerDescrambler. 51 */ close()52 void close(); 53 } 54