/****************************************************************************** * * Copyright (C) 2009-2012 Broadcom Corporation * * 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. * ******************************************************************************/ /***************************************************************************** ** ** Name: btif_av_api.h ** ** Description: This is the public interface file for the advanced ** audio/video streaming (AV) subsystem of BTIF, Broadcom's ** Bluetooth application layer for mobile phones. ** *****************************************************************************/ #ifndef BTIF_AV_API_H #define BTIF_AV_API_H #include "bt_target.h" #include "bta_av_api.h" #include "uipc.h" #include "btif_media.h" #include "a2d_api.h" #include "a2d_sbc.h" /***************************************************************************** ** Constants and data types *****************************************************************************/ /* Codec type */ #define BTIF_AV_CODEC_NONE 0xFF #define BTIF_AV_CODEC_SBC A2D_MEDIA_CT_SBC /* SBC media codec type */ #define BTIF_AV_CODEC_PCM 0x5 /* Raw PCM */ typedef UINT8 tBTIF_AV_CODEC_ID; /* AV features masks */ #define BTIF_AV_FEAT_RCTG BTA_AV_FEAT_RCTG /* remote control target */ #define BTIF_AV_FEAT_RCCT BTA_AV_FEAT_RCCT /* remote control controller */ #define BTIF_AV_FEAT_METADATA BTA_AV_FEAT_METADATA /* remote control Metadata Transfer command/response */ typedef UINT16 tBTIF_AV_FEAT; /* AV channel values */ #define BTIF_AV_CHNL_MSK BTA_AV_CHNL_MSK #define BTIF_AV_CHNL_AUDIO BTA_AV_CHNL_AUDIO /* audio channel */ #define BTIF_AV_CHNL_VIDEO BTA_AV_CHNL_VIDEO /* video channel */ typedef UINT8 tBTIF_AV_CHNL; typedef UINT8 tBTIF_AV_HNDL; /* Operation id list for BTIF_AvRemoteCmd */ #define BTIF_AV_ID_SELECT 0x00 /* select */ #define BTIF_AV_ID_UP 0x01 /* up */ #define BTIF_AV_ID_DOWN 0x02 /* down */ #define BTIF_AV_ID_LEFT 0x03 /* left */ #define BTIF_AV_ID_RIGHT 0x04 /* right */ #define BTIF_AV_ID_RIGHT_UP 0x05 /* right-up */ #define BTIF_AV_ID_RIGHT_DOWN 0x06 /* right-down */ #define BTIF_AV_ID_LEFT_UP 0x07 /* left-up */ #define BTIF_AV_ID_LEFT_DOWN 0x08 /* left-down */ #define BTIF_AV_ID_ROOT_MENU 0x09 /* root menu */ #define BTIF_AV_ID_SETUP_MENU 0x0A /* setup menu */ #define BTIF_AV_ID_CONT_MENU 0x0B /* contents menu */ #define BTIF_AV_ID_FAV_MENU 0x0C /* favorite menu */ #define BTIF_AV_ID_EXIT 0x0D /* exit */ #define BTIF_AV_ID_0 0x20 /* 0 */ #define BTIF_AV_ID_1 0x21 /* 1 */ #define BTIF_AV_ID_2 0x22 /* 2 */ #define BTIF_AV_ID_3 0x23 /* 3 */ #define BTIF_AV_ID_4 0x24 /* 4 */ #define BTIF_AV_ID_5 0x25 /* 5 */ #define BTIF_AV_ID_6 0x26 /* 6 */ #define BTIF_AV_ID_7 0x27 /* 7 */ #define BTIF_AV_ID_8 0x28 /* 8 */ #define BTIF_AV_ID_9 0x29 /* 9 */ #define BTIF_AV_ID_DOT 0x2A /* dot */ #define BTIF_AV_ID_ENTER 0x2B /* enter */ #define BTIF_AV_ID_CLEAR 0x2C /* clear */ #define BTIF_AV_ID_CHAN_UP 0x30 /* channel up */ #define BTIF_AV_ID_CHAN_DOWN 0x31 /* channel down */ #define BTIF_AV_ID_PREV_CHAN 0x32 /* previous channel */ #define BTIF_AV_ID_SOUND_SEL 0x33 /* sound select */ #define BTIF_AV_ID_INPUT_SEL 0x34 /* input select */ #define BTIF_AV_ID_DISP_INFO 0x35 /* display information */ #define BTIF_AV_ID_HELP 0x36 /* help */ #define BTIF_AV_ID_PAGE_UP 0x37 /* page up */ #define BTIF_AV_ID_PAGE_DOWN 0x38 /* page down */ #define BTIF_AV_ID_POWER 0x40 /* power */ #define BTIF_AV_ID_VOL_UP 0x41 /* volume up */ #define BTIF_AV_ID_VOL_DOWN 0x42 /* volume down */ #define BTIF_AV_ID_MUTE 0x43 /* mute */ #define BTIF_AV_ID_PLAY 0x44 /* play */ #define BTIF_AV_ID_STOP 0x45 /* stop */ #define BTIF_AV_ID_PAUSE 0x46 /* pause */ #define BTIF_AV_ID_RECORD 0x47 /* record */ #define BTIF_AV_ID_REWIND 0x48 /* rewind */ #define BTIF_AV_ID_FAST_FOR 0x49 /* fast forward */ #define BTIF_AV_ID_EJECT 0x4A /* eject */ #define BTIF_AV_ID_FORWARD 0x4B /* forward */ #define BTIF_AV_ID_BACKWARD 0x4C /* backward */ #define BTIF_AV_ID_ANGLE 0x50 /* angle */ #define BTIF_AV_ID_SUBPICT 0x51 /* subpicture */ #define BTIF_AV_ID_F1 0x71 /* F1 */ #define BTIF_AV_ID_F2 0x72 /* F2 */ #define BTIF_AV_ID_F3 0x73 /* F3 */ #define BTIF_AV_ID_F4 0x74 /* F4 */ #define BTIF_AV_ID_F5 0x75 /* F5 */ #define BTIF_AV_ID_VENDOR 0x7E /* vendor unique */ #define BTIF_AV_KEYPRESSED_RELEASE 0x80 typedef UINT8 tBTIF_AV_RC; /* State flag for pass through command */ #define BTIF_AV_STATE_PRESS 0 /* key pressed */ #define BTIF_AV_STATE_RELEASE 1 /* key released */ typedef UINT8 tBTIF_AV_STATE; typedef UINT8 tBTIF_AV_RC_HNDL; /* Command codes for BTIF_AvVendorCmd */ #define BTIF_AV_CMD_CTRL 0 #define BTIF_AV_CMD_STATUS 1 #define BTIF_AV_CMD_SPEC_INQ 2 #define BTIF_AV_CMD_NOTIF 3 #define BTIF_AV_CMD_GEN_INQ 4 typedef UINT8 tBTIF_AV_CMD; /* AV callback events */ #define BTIF_AV_OPEN_EVT 0 /* connection opened */ #define BTIF_AV_CLOSE_EVT 1 /* connection closed */ #define BTIF_AV_START_EVT 2 /* stream data transfer started */ #define BTIF_AV_STOP_EVT 3 /* stream data transfer stopped */ #define BTIF_AV_RC_OPEN_EVT 4 /* remote control channel open */ #define BTIF_AV_RC_CLOSE_EVT 5 /* remote control channel closed */ #define BTIF_AV_REMOTE_CMD_EVT 6 /* remote control command */ #define BTIF_AV_REMOTE_RSP_EVT 7 /* remote control response */ #define BTIF_AV_META_MSG_EVT 8 /* metadata messages */ typedef UINT8 tBTIF_AV_EVT; #define BTIF_AV_FEEDING_ASYNCHRONOUS 0 /* asynchronous feeding, use tx av timer */ #define BTIF_AV_FEEDING_SYNCHRONOUS 1 /* synchronous feeding, no av tx timer */ #define BTIF_AV_MAX_SYNCHRONOUS_LATENCY 80 /* max latency in ms for BTIF_AV_FEEDING_SYNCHRONOUS */ #define BTIF_AV_MIN_SYNCHRONOUS_LATENCY 4 /* min latency in ms for BTIF_AV_FEEDING_SYNCHRONOUS */ typedef UINT8 tBTIF_AV_FEEDING_MODE; #define BTIF_AV_CHANNEL_MODE_MONO A2D_SBC_IE_CH_MD_MONO #define BTIF_AV_CHANNEL_MODE_STEREO A2D_SBC_IE_CH_MD_STEREO #define BTIF_AV_CHANNEL_MODE_JOINT A2D_SBC_IE_CH_MD_JOINT #define BTIF_AV_CHANNEL_MODE_DUAL A2D_SBC_IE_CH_MD_DUAL typedef UINT8 tBTIF_AV_CHANNEL_MODE; /** * Structure used to configure the AV codec capabilities/config */ typedef struct { tBTIF_AV_CODEC_ID id; /* Codec ID (in terms of BTIF) */ UINT8 info[AVDT_CODEC_SIZE]; /* Codec info (can be config or capabilities) */ } tBTIF_AV_CODEC_INFO; /** * Structure used to configure the AV media feeding */ typedef struct { UINT16 sampling_freq; /* 44100, 48000 etc */ UINT16 num_channel; /* 1 for mono or 2 stereo */ UINT8 bit_per_sample; /* Number of bits per sample (8, 16) */ } tBTIF_AV_MEDIA_FEED_CFG_PCM; typedef union { tBTIF_AV_MEDIA_FEED_CFG_PCM pcm; /* Raw PCM feeding format */ }tBTIF_AV_MEDIA_FEED_CFG; typedef struct { tBTIF_AV_CODEC_ID format; /* Media codec identifier */ tBTIF_AV_MEDIA_FEED_CFG cfg; /* Media codec configuration */ } tBTIF_AV_MEDIA_FEEDINGS; #ifdef __cplusplus } #endif #endif /* BTIF_AV_API_H */