| /** |
| * 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.graphics.composer3; |
| |
| import android.hardware.graphics.composer3.Capability; |
| import android.hardware.graphics.composer3.IComposerClient; |
| |
| @VintfStability |
| interface IComposer { |
| /** |
| * Temporary failure due to resource contention Exception |
| */ |
| const int EX_NO_RESOURCES = 6; |
| |
| /** |
| * Creates a client of the composer. |
| * |
| * @return is the newly created client. |
| * |
| * @exception EX_NO_RESOURCES when the client could not be created. |
| */ |
| IComposerClient createClient(); |
| |
| /** |
| * Provides a list of supported capabilities (as described in the |
| * definition of Capability above). This list must not change after |
| * initialization. |
| * |
| * @return is a list of supported capabilities. |
| */ |
| Capability[] getCapabilities(); |
| } |