/* * Copyright (C) 2017 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.media.omx@1.0; import android.hardware.graphics.bufferqueue@1.0::IGraphicBufferProducer; import android.hardware.media@1.0::types; import IOmxNode; import IOmxObserver; import IGraphicBufferSource; /** * Ref: frameworks/av/include/media/IOMX.h: IOMX * * IOmx has the ability to create OMX nodes. */ interface IOmx { /** * Information for an IOmxNode component. */ struct ComponentInfo { string mName; vec<string> mRoles; }; /** * List available components. * * @return status The status of the call. * @return nodeList The list of ComponentInfo. */ listNodes( ) generates ( Status status, vec<ComponentInfo> nodeList ); /** * Allocate an IOmxNode instance with the specified node name. * * @param name The name of the node to create. * @param observer An observer object that will receive messages from * the created instance. * @return status The status of the call. * @return omxNode The allocated instance of `IOmxNode`. */ allocateNode( string name, IOmxObserver observer ) generates ( Status status, IOmxNode omxNode ); /** * Create an input surface for recording. * * @return status The status of the call. * @return producer The associated producer end of the buffer queue. * @return source The associated `IGraphicBufferSource`. */ createInputSurface( ) generates ( Status status, IGraphicBufferProducer producer, IGraphicBufferSource source ); };