| /* |
| * 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.media.audio.common; |
| |
| import android.media.audio.common.AudioDevice; |
| import android.media.audio.common.AudioFormatDescription; |
| |
| /** |
| * Extra parameters which are specified when the audio port is in the device role. |
| * |
| * {@hide} |
| */ |
| @JavaDerive(equals=true, toString=true) |
| @VintfStability |
| parcelable AudioPortDeviceExt { |
| /** Audio device specification. */ |
| AudioDevice device; |
| /** Bitmask indexed by 'FLAG_INDEX_' constants. */ |
| int flags; |
| /** |
| * List of supported encoded formats. Specified for ports that perform |
| * hardware-accelerated decoding or transcoding, or connected to external |
| * hardware. |
| */ |
| AudioFormatDescription[] encodedFormats; |
| |
| /** |
| * A default device port is fallback used when the preference for the device |
| * to use has not been specified (AudioDeviceType.type == {IN|OUT}_DEFAULT), |
| * or the specified device does not satisfy routing criteria based on audio |
| * stream attributes and use cases. The device port for which the ID is |
| * returned must be associated with a permanently attached device |
| * (AudioDeviceDescription.connection == ''). There can be no more than one |
| * default device port in a HAL module in each I/O direction. |
| */ |
| const int FLAG_INDEX_DEFAULT_DEVICE = 0; |
| } |