diff options
Diffstat (limited to 'audio/hal/platform_api.h')
| -rw-r--r-- | audio/hal/platform_api.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/audio/hal/platform_api.h b/audio/hal/platform_api.h new file mode 100644 index 0000000..c7a45bd --- /dev/null +++ b/audio/hal/platform_api.h @@ -0,0 +1,97 @@ +/* + * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved. + * Not a contribution. + * + * 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_PLATFORM_API_H +#define AUDIO_PLATFORM_API_H +#include <sound/voice_params.h> + +#define CODEC_BACKEND_DEFAULT_BIT_WIDTH 16 +#define CODEC_BACKEND_DEFAULT_SAMPLE_RATE 48000 + +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(char *mixer_path, snd_device_t snd_device); +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_fluence_type(void *platform, char *value); +int platform_get_fluence_type(void *platform, char *value, uint32_t len); +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, struct audio_usecase *usecase, + int app_type, int sample_rate); +int platform_get_default_app_type(void *platform); +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); +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_get_parameters(void *platform, struct str_parms *query, + struct str_parms *reply); +int platform_set_parameters(void *platform, struct str_parms *parms); +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_update_lch(void *platform, struct voice_session *session, + enum voice_lch_mode lch_mode); +/* returns the latency for a usecase in Us */ +int64_t platform_render_latency(audio_usecase_t usecase); +int platform_update_usecase_from_source(int source, audio_usecase_t usecase); + +bool platform_listen_device_needs_event(snd_device_t snd_device); +bool platform_listen_usecase_needs_event(audio_usecase_t uc_id); + +bool platform_sound_trigger_device_needs_event(snd_device_t snd_device); +bool platform_sound_trigger_usecase_needs_event(audio_usecase_t uc_id); + +int platform_set_snd_device_backend(snd_device_t snd_device, const char * backend); + +/* From platform_info_parser.c */ +int platform_info_init(const char *filename); + +struct audio_offload_info_t; +uint32_t platform_get_compress_offload_buffer_size(audio_offload_info_t* info); +uint32_t platform_get_pcm_offload_buffer_size(audio_offload_info_t* info); + +bool platform_check_and_set_codec_backend_cfg(struct audio_device* adev, struct audio_usecase *usecase); +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(void *platform, bool enable); +void platform_get_device_to_be_id_map(int **be_id_map, int *length); + +#endif // AUDIO_PLATFORM_API_H |