92 lines
2.8 KiB
C
92 lines
2.8 KiB
C
/*
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* Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
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* Not a contribution.
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*
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* Copyright (C) 2013 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 VOICE_H
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#define VOICE_H
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#define BASE_SESS_IDX 0
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#define VOICE_SESS_IDX (BASE_SESS_IDX)
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#ifdef MULTI_VOICE_SESSION_ENABLED
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#define MAX_VOICE_SESSIONS 5
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#else
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#define MAX_VOICE_SESSIONS 1
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#endif
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#define BASE_CALL_STATE 1
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#define CALL_INACTIVE (BASE_CALL_STATE)
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#define CALL_ACTIVE (BASE_CALL_STATE + 1)
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#define VOICE_VSID 0x10C01000
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#define AUDIO_PARAMETER_KEY_INCALLMUSIC "incall_music_enabled"
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#define AUDIO_PARAMETER_VALUE_TRUE "true"
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struct audio_device;
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struct str_parms;
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struct stream_in;
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struct stream_out;
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struct call_state {
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int current;
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int new;
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};
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struct voice_session {
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struct pcm *pcm_rx;
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struct pcm *pcm_tx;
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struct call_state state;
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uint32_t vsid;
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};
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struct voice {
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struct voice_session session[MAX_VOICE_SESSIONS];
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int tty_mode;
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bool mic_mute;
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float volume;
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bool voice_device_set;
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};
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enum {
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INCALL_REC_NONE = -1,
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INCALL_REC_UPLINK,
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INCALL_REC_DOWNLINK,
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INCALL_REC_UPLINK_AND_DOWNLINK,
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};
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int voice_start_call(struct audio_device *adev);
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int voice_stop_call(struct audio_device *adev);
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int voice_set_parameters(struct audio_device *adev, struct str_parms *parms);
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void voice_get_parameters(struct audio_device *adev, struct str_parms *query,
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struct str_parms *reply);
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void voice_init(struct audio_device *adev);
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bool voice_is_in_call(struct audio_device *adev);
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bool voice_is_in_call_rec_stream(struct stream_in *in);
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int voice_set_mic_mute(struct audio_device *dev, bool state);
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bool voice_get_mic_mute(struct audio_device *dev);
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int voice_set_volume(struct audio_device *adev, float volume);
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int voice_check_and_set_incall_rec_usecase(struct audio_device *adev,
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struct stream_in *in);
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int voice_check_and_set_incall_music_usecase(struct audio_device *adev,
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struct stream_out *out);
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int voice_check_and_stop_incall_rec_usecase(struct audio_device *adev,
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struct stream_in *in);
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void voice_update_devices_for_all_voice_usecases(struct audio_device *adev);
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#endif //VOICE_H
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