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
