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      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
     55