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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 #ifndef AUDIO_ROUTE_H
     18 #define AUDIO_ROUTE_H
     19 
     20 /* Initialises and frees the audio routes */
     21 struct audio_route *audio_route_init(void);
     22 void audio_route_free(struct audio_route *ar);
     23 
     24 /* Applies an audio route path by name */
     25 void audio_route_apply_path(struct audio_route *ar, const char *name);
     26 
     27 /* Resets the mixer back to its initial state */
     28 void reset_mixer_state(struct audio_route *ar);
     29 
     30 /* Updates the mixer with any changed values */
     31 void update_mixer_state(struct audio_route *ar);
     32 
     33 #endif
     34