/* * Copyright (C) 2013 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. */ #ifndef AUDIO_ROUTE_H #define AUDIO_ROUTE_H #if defined(__cplusplus) extern "C" { #endif /* Initialize and free the audio routes */ struct audio_route *audio_route_init(unsigned int card, const char *xml_path); void audio_route_free(struct audio_route *ar); /* Apply an audio route path by name */ int audio_route_apply_path(struct audio_route *ar, const char *name); /* Apply and update mixer with audio route path by name */ int audio_route_apply_and_update_path(struct audio_route *ar, const char *name); /* Reset an audio route path by name */ int audio_route_reset_path(struct audio_route *ar, const char *name); /* Reset and update mixer with audio route path by name */ int audio_route_reset_and_update_path(struct audio_route *ar, const char *name); /* Reset the audio routes back to the initial state */ void audio_route_reset(struct audio_route *ar); /* Update the mixer with any changed values */ int audio_route_update_mixer(struct audio_route *ar); #if defined(__cplusplus) } /* extern "C" */ #endif #endif