/* * Copyright (C) 2013-2014 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_PLATFORM_API_H #define AUDIO_PLATFORM_API_H void *platform_init(struct audio_device *adev); void platform_deinit(void *platform); const char *platform_get_snd_device_name(snd_device_t snd_device); int platform_get_snd_device_name_extn(void *platform, snd_device_t snd_device, char *device_name); void platform_add_backend_name(void *platform, char *mixer_path, snd_device_t snd_device); bool platform_send_gain_dep_cal(void *platform, int level); int platform_get_pcm_device_id(audio_usecase_t usecase, int device_type); int platform_get_snd_device_index(char *snd_device_index_name); int platform_set_snd_device_acdb_id(snd_device_t snd_device, unsigned int acdb_id); int platform_get_snd_device_acdb_id(snd_device_t snd_device); int platform_send_audio_calibration(void *platform, snd_device_t snd_device); int platform_switch_voice_call_device_pre(void *platform); int platform_switch_voice_call_enable_device_config(void *platform, snd_device_t out_snd_device, snd_device_t in_snd_device); int platform_switch_voice_call_device_post(void *platform, snd_device_t out_snd_device, snd_device_t in_snd_device); int platform_switch_voice_call_usecase_route_post(void *platform, snd_device_t out_snd_device, snd_device_t in_snd_device); int platform_start_voice_call(void *platform, uint32_t vsid); int platform_stop_voice_call(void *platform, uint32_t vsid); int platform_set_voice_volume(void *platform, int volume); void platform_set_speaker_gain_in_combo(struct audio_device *adev, snd_device_t snd_device, bool enable); int platform_set_mic_mute(void *platform, bool state); int platform_get_sample_rate(void *platform, uint32_t *rate); int platform_set_device_mute(void *platform, bool state, char *dir); snd_device_t platform_get_output_snd_device(void *platform, audio_devices_t devices); snd_device_t platform_get_input_snd_device(void *platform, audio_devices_t out_device); int platform_set_hdmi_channels(void *platform, int channel_count); int platform_edid_get_max_channels(void *platform); void platform_add_operator_specific_device(snd_device_t snd_device, const char *operator, const char *mixer_path, unsigned int acdb_id); /* returns the latency for a usecase in Us */ int64_t platform_render_latency(audio_usecase_t usecase); int platform_set_incall_recording_session_id(void *platform, uint32_t session_id, int rec_mode); int platform_stop_incall_recording_usecase(void *platform); int platform_start_incall_music_usecase(void *platform); int platform_stop_incall_music_usecase(void *platform); int platform_set_snd_device_backend(snd_device_t snd_device, const char * backend, const char * hw_interface); /* From platform_info.c */ int platform_info_init(const char *filename, void *); int platform_get_usecase_index(const char * usecase); int platform_set_usecase_pcm_id(audio_usecase_t usecase, int32_t type, int32_t pcm_id); void platform_set_echo_reference(struct audio_device *adev, bool enable, audio_devices_t out_device); int platform_swap_lr_channels(struct audio_device *adev, bool swap_channels); bool platform_can_split_snd_device(snd_device_t in_snd_device, int *num_devices, snd_device_t *out_snd_devices); bool platform_check_backends_match(snd_device_t snd_device1, snd_device_t snd_device2); int platform_set_parameters(void *platform, struct str_parms *parms); bool platform_check_and_set_capture_backend_cfg(struct audio_device* adev, struct audio_usecase *usecase, snd_device_t snd_device); #endif // AUDIO_PLATFORM_API_H