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151 lines
7.3 KiB
151 lines
7.3 KiB
/* |
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* Copyright (C) 2013-2014 The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#ifndef AUDIO_PLATFORM_API_H |
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#define AUDIO_PLATFORM_API_H |
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#include "voice.h" |
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#define MAX_VOLUME_CAL_STEPS 15 |
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#define CODEC_BACKEND_DEFAULT_SAMPLE_RATE 48000 |
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#define CODEC_BACKEND_DEFAULT_BIT_WIDTH 16 |
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#define CODEC_BACKEND_DEFAULT_CHANNELS 2 |
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#define CODEC_BACKEND_DEFAULT_TX_CHANNELS 1 |
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#define SAMPLE_RATE_8000 8000 |
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#define SAMPLE_RATE_11025 11025 |
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#define sample_rate_multiple(sr, base) ((sr % base)== 0?true:false) |
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struct amp_db_and_gain_table { |
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float amp; |
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float db; |
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uint32_t level; |
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}; |
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enum card_status_t; |
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struct audio_usecase; |
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enum usecase_type_t; |
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void *platform_init(struct audio_device *adev); |
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void platform_deinit(void *platform); |
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const char *platform_get_snd_device_name(snd_device_t snd_device); |
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int platform_get_snd_device_name_extn(void *platform, snd_device_t snd_device, |
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char *device_name); |
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void platform_add_backend_name(void *platform, char *mixer_path, |
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snd_device_t snd_device); |
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bool platform_send_gain_dep_cal(void *platform, int level); |
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int platform_get_pcm_device_id(audio_usecase_t usecase, int device_type); |
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int platform_get_snd_device_index(char *snd_device_index_name); |
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int platform_set_snd_device_acdb_id(snd_device_t snd_device, unsigned int acdb_id); |
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int platform_get_snd_device_acdb_id(snd_device_t snd_device); |
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int platform_send_audio_calibration(void *platform, snd_device_t snd_device); |
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int platform_send_audio_calibration_v2(void *platform, struct audio_usecase *usecase, |
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int app_type, int sample_rate); |
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int platform_get_default_app_type_v2(void *platform, enum usecase_type_t type, int *app_type); |
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int platform_switch_voice_call_device_pre(void *platform); |
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int platform_switch_voice_call_enable_device_config(void *platform, |
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snd_device_t out_snd_device, |
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snd_device_t in_snd_device); |
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int platform_switch_voice_call_device_post(void *platform, |
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snd_device_t out_snd_device, |
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snd_device_t in_snd_device); |
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int platform_switch_voice_call_usecase_route_post(void *platform, |
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snd_device_t out_snd_device, |
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snd_device_t in_snd_device); |
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int platform_start_voice_call(void *platform, uint32_t vsid); |
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int platform_stop_voice_call(void *platform, uint32_t vsid); |
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int platform_set_voice_volume(void *platform, int volume); |
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void platform_set_speaker_gain_in_combo(struct audio_device *adev, |
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snd_device_t snd_device, |
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bool enable); |
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int platform_set_mic_mute(void *platform, bool state); |
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int platform_get_sample_rate(void *platform, uint32_t *rate); |
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int platform_set_device_mute(void *platform, bool state, char *dir); |
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snd_device_t platform_get_output_snd_device(void *platform, audio_devices_t devices); |
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snd_device_t platform_get_input_snd_device(void *platform, audio_devices_t out_device); |
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int platform_set_hdmi_channels(void *platform, int channel_count); |
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int platform_edid_get_max_channels(void *platform); |
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void platform_add_operator_specific_device(snd_device_t snd_device, |
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const char *operator, |
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const char *mixer_path, |
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unsigned int acdb_id); |
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/* return true if adding entry success |
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return false if adding entry fails */ |
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bool platform_add_gain_level_mapping(struct amp_db_and_gain_table *tbl_entry); |
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/* return 0 if no custome mapping table found or when error detected |
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use default mapping in this case |
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return > 0 indicates number of entries in mapping table */ |
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int platform_get_gain_level_mapping(struct amp_db_and_gain_table *mapping_tbl, |
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int table_size); |
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/* returns the latency for a usecase in Us */ |
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int64_t platform_render_latency(audio_usecase_t usecase); |
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int platform_set_incall_recording_session_id(void *platform, |
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uint32_t session_id, int rec_mode); |
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int platform_stop_incall_recording_usecase(void *platform); |
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int platform_start_incall_music_usecase(void *platform); |
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int platform_stop_incall_music_usecase(void *platform); |
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int platform_set_snd_device_backend(snd_device_t snd_device, const char * backend, |
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const char * hw_interface); |
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/* From platform_info.c */ |
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int platform_info_init(const char *filename, void *); |
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typedef int (*set_parameters_fn)(void *platform, struct str_parms *parms); |
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int snd_card_info_init(const char *filename, void *, set_parameters_fn); |
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int platform_get_usecase_index(const char * usecase); |
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int platform_set_usecase_pcm_id(audio_usecase_t usecase, int32_t type, int32_t pcm_id); |
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void platform_set_echo_reference(struct audio_device *adev, bool enable, audio_devices_t out_device); |
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int platform_check_and_set_swap_lr_channels(struct audio_device *adev, bool swap_channels); |
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int platform_set_swap_channels(struct audio_device *adev, bool swap_channels); |
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int platform_can_split_snd_device(snd_device_t in_snd_device, |
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int *num_devices, |
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snd_device_t *out_snd_devices); |
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bool platform_check_backends_match(snd_device_t snd_device1, snd_device_t snd_device2); |
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int platform_set_parameters(void *platform, struct str_parms *parms); |
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bool platform_check_and_set_playback_backend_cfg(struct audio_device* adev, |
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struct audio_usecase *usecase, snd_device_t snd_device); |
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bool platform_check_and_set_capture_backend_cfg(struct audio_device* adev, |
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struct audio_usecase *usecase, snd_device_t snd_device); |
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int platform_snd_card_update(void *platform, enum card_status_t status); |
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void platform_check_and_update_copp_sample_rate(void *platform, snd_device_t snd_device, |
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unsigned int stream_sr,int *sample_rate); |
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int platform_get_snd_device_backend_index(snd_device_t snd_device); |
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bool platform_supports_app_type_cfg(); |
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int platform_get_app_type_v2(void *platform, |
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enum usecase_type_t type, |
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const char *mode, |
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int bw, int sr, int *app_type); |
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void platform_add_app_type(const char *uc_type, |
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const char *mode, |
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int bw, int app_type, int max_sr); |
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int platform_get_snd_device_backend_index(snd_device_t snd_device); |
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int platform_set_sidetone(struct audio_device *adev, |
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snd_device_t out_snd_device, |
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bool enable, char * str); |
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int platform_get_mmap_data_fd(void *platform, int dev, int dir, |
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int *fd, uint32_t *size); |
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#endif // AUDIO_PLATFORM_API_H
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