hardware_legacy/audio_policy_conf.h

   1 /*
   2  * Copyright (C) 2012 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
  18 #ifndef ANDROID_AUDIO_POLICY_CONF_H
  19 #define ANDROID_AUDIO_POLICY_CONF_H
  20
  21
  22 /////////////////////////////////////////////////
  23 //      Definitions for audio policy configuration file (audio_policy.conf)
  24 /////////////////////////////////////////////////
  25
  26 #define AUDIO_HARDWARE_MODULE_ID_MAX_LEN 32
  27
  28 #define AUDIO_POLICY_CONFIG_FILE "/system/etc/audio_policy.conf"
  29 #define AUDIO_POLICY_VENDOR_CONFIG_FILE "/vendor/etc/audio_policy.conf"
  30
  31 // global configuration
  32 #define GLOBAL_CONFIG_TAG "global_configuration"
  33
  34 #define ATTACHED_OUTPUT_DEVICES_TAG "attached_output_devices"
  35 #define DEFAULT_OUTPUT_DEVICE_TAG "default_output_device"
  36 #define ATTACHED_INPUT_DEVICES_TAG "attached_input_devices"
  37
  38 // hw modules descriptions
  39 #define AUDIO_HW_MODULE_TAG "audio_hw_modules"
  40
  41 #define OUTPUTS_TAG "outputs"
  42 #define INPUTS_TAG "inputs"
  43
  44 #define SAMPLING_RATES_TAG "sampling_rates"
  45 #define FORMATS_TAG "formats"
  46 #define CHANNELS_TAG "channel_masks"
  47 #define DEVICES_TAG "devices"
  48 #define FLAGS_TAG "flags"
  49
  50 #define DYNAMIC_VALUE_TAG "dynamic" // special value for "channel_masks", "sampling_rates" and
  51                                     // "formats" in outputs descriptors indicating that supported
  52                                     // values should be queried after opening the output.
  53
  54 #endif  // ANDROID_AUDIO_POLICY_CONF_H