1 /****************************************************************************** 2 * 3 * Copyright (C) 2009-2012 Broadcom Corporation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 /***************************************************************************** 20 * 21 * Filename: audio_a2dp_hw.h 22 * 23 * Description: 24 * 25 *****************************************************************************/ 26 27 #ifndef AUDIO_A2DP_HW_H 28 #define AUDIO_A2DP_HW_H 29 30 /***************************************************************************** 31 ** Constants & Macros 32 ******************************************************************************/ 33 34 #define A2DP_AUDIO_HARDWARE_INTERFACE "audio.a2dp" 35 #define A2DP_CTRL_PATH "/data/misc/bluedroid/.a2dp_ctrl" 36 #define A2DP_DATA_PATH "/data/misc/bluedroid/.a2dp_data" 37 38 #define AUDIO_STREAM_DEFAULT_RATE 44100 39 #define AUDIO_STREAM_DEFAULT_FORMAT AUDIO_FORMAT_PCM_16_BIT 40 #define AUDIO_STREAM_DEFAULT_CHANNEL_FLAG AUDIO_CHANNEL_OUT_STEREO 41 #define AUDIO_STREAM_OUTPUT_BUFFER_SZ (20*512) 42 #define AUDIO_SKT_DISCONNECTED (-1) 43 44 typedef enum { 45 A2DP_CTRL_CMD_NONE, 46 A2DP_CTRL_CMD_CHECK_READY, 47 A2DP_CTRL_CMD_START, 48 A2DP_CTRL_CMD_STOP, 49 A2DP_CTRL_CMD_SUSPEND 50 } tA2DP_CTRL_CMD; 51 52 typedef enum { 53 A2DP_CTRL_ACK_SUCCESS, 54 A2DP_CTRL_ACK_FAILURE 55 } tA2DP_CTRL_ACK; 56 57 58 /***************************************************************************** 59 ** Type definitions for callback functions 60 ******************************************************************************/ 61 62 /***************************************************************************** 63 ** Type definitions and return values 64 ******************************************************************************/ 65 66 /***************************************************************************** 67 ** Extern variables and functions 68 ******************************************************************************/ 69 70 /***************************************************************************** 71 ** Functions 72 ******************************************************************************/ 73 74 75 /***************************************************************************** 76 ** 77 ** Function 78 ** 79 ** Description 80 ** 81 ** Returns 82 ** 83 ******************************************************************************/ 84 85 #endif /* A2DP_AUDIO_HW_H */ 86 87