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.media.omx@1.0; 18 19 import android.hardware.graphics.bufferqueue@1.0::IGraphicBufferProducer; 20 import android.hardware.media@1.0::types; 21 22 import IOmxNode; 23 import IOmxObserver; 24 import IGraphicBufferSource; 25 26 /** 27 * Ref: frameworks/av/include/media/IOMX.h: IOMX 28 * 29 * IOmx has the ability to create OMX nodes. 30 */ 31 interface IOmx { 32 33 /** 34 * Information for an IOmxNode component. 35 */ 36 struct ComponentInfo { 37 string mName; 38 vec<string> mRoles; 39 }; 40 41 /** 42 * List available components. 43 * 44 * @return status The status of the call. 45 * @return nodeList The list of ComponentInfo. 46 */ 47 listNodes( 48 ) generates ( 49 Status status, 50 vec<ComponentInfo> nodeList 51 ); 52 53 54 /** 55 * Allocate an IOmxNode instance with the specified node name. 56 * 57 * @param name The name of the node to create. 58 * @param observer An observer object that will receive messages from 59 * the created instance. 60 * @return status The status of the call. 61 * @return omxNode The allocated instance of `IOmxNode`. 62 */ 63 allocateNode( 64 string name, 65 IOmxObserver observer 66 ) generates ( 67 Status status, 68 IOmxNode omxNode 69 ); 70 71 /** 72 * Create an input surface for recording. 73 * 74 * @return status The status of the call. 75 * @return producer The associated producer end of the buffer queue. 76 * @return source The associated `IGraphicBufferSource`. 77 */ 78 createInputSurface( 79 ) generates ( 80 Status status, 81 IGraphicBufferProducer producer, 82 IGraphicBufferSource source 83 ); 84 }; 85 86
