1 /******************************************************************************
2  *
3  *  Copyright 2016 The Android Open Source Project
4  *  Copyright 2009-2012 Broadcom Corporation
5  *
6  *  Licensed under the Apache License, Version 2.0 (the "License");
7  *  you may not use this file except in compliance with the License.
8  *  You may obtain a copy of the License at:
9  *
10  *  http://www.apache.org/licenses/LICENSE-2.0
11  *
12  *  Unless required by applicable law or agreed to in writing, software
13  *  distributed under the License is distributed on an "AS IS" BASIS,
14  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  *  See the License for the specific language governing permissions and
16  *  limitations under the License.
17  *
18  ******************************************************************************/
19 
20 #ifndef BTIF_A2DP_CONTROL_H
21 #define BTIF_A2DP_CONTROL_H
22 
23 #include "audio_a2dp_hw/include/audio_a2dp_hw.h"
24 
25 // Initialize the A2DP control module. It should be called during the
26 // startup stage of A2DP streaming.
27 void btif_a2dp_control_init(void);
28 
29 // Cleanup the A2DP control module. It should be called during the shutdown
30 // stage of A2DP streaming.
31 void btif_a2dp_control_cleanup(void);
32 
33 // Acknowledge A2DP command to the origin of audio streaming.
34 // |status| is the acknowledement status - see |tA2DP_CTRL_ACK|.
35 void btif_a2dp_command_ack(tA2DP_CTRL_ACK status);
36 
37 // Increment the total number audio data bytes that have been encoded since
38 // last encoding attempt.
39 // |bytes_read| is the number of bytes to increment by.
40 void btif_a2dp_control_log_bytes_read(uint32_t bytes_read);
41 
42 // Set the audio delay reported to the audio HAL in uints of 1/10ms.
43 // |delay| is the audio delay to set.
44 void btif_a2dp_control_set_audio_delay(uint16_t delay);
45 
46 // Reset the remote audio device's delay value and reset the counter that keeps
47 // track of the number of audio bytes sent
48 void btif_a2dp_control_reset_audio_delay(void);
49 
50 #endif /* BTIF_A2DP_CONTROL_H */
51