| /****************************************************************************** |
| * |
| * 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 */ |
