diff options
Diffstat (limited to 'stack/include/a2d_m24.h')
| -rw-r--r-- | stack/include/a2d_m24.h | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/stack/include/a2d_m24.h b/stack/include/a2d_m24.h deleted file mode 100644 index 0417a57..0000000 --- a/stack/include/a2d_m24.h +++ /dev/null @@ -1,122 +0,0 @@ -/***************************************************************************** -** -** Name: a2d_m24.h -** -** Description:Interface to MPEG-2, 4 Aac -** -** Copyright (c) 2000-2004, WIDCOMM Inc., All Rights Reserved. -** WIDCOMM Bluetooth Core. Proprietary and confidential. -** -*****************************************************************************/ -#ifndef A2D_M24_H -#define A2D_M24_H - -/***************************************************************************** -** Constants -*****************************************************************************/ - -/* the LOSC of MPEG_2, 4 AAC media codec capabilitiy */ -#define A2D_M24_INFO_LEN 8 - -/* for Codec Specific Information Element */ -#define A2D_M24_IE_OBJ_MSK 0xF0 /* b7-b4 object type. b3-b0 is RFA,not used */ -#define A2D_M24_IE_OBJ_2LC 0x80 /* b7: MPEG-2 AAC LC */ -#define A2D_M24_IE_OBJ_4LC 0x40 /* b6: MPEG-4 AAC LC */ -#define A2D_M24_IE_OBJ_4LTP 0x20 /* b5: MPEG-4 AAC LTP */ -#define A2D_M24_IE_OBJ_4S 0x10 /* b4: MPEG-4 AAC scalable */ - -#define A2D_M24_IE_SAMP_FREQ_MSK 0xFFF0 /* sampling frequency */ -#define A2D_M24_IE_SAMP_FREQ_8 0x8000 /* b7:8 kHz */ -#define A2D_M24_IE_SAMP_FREQ_11 0x4000 /* b6:11 kHz */ -#define A2D_M24_IE_SAMP_FREQ_12 0x2000 /* b5:12 kHz */ -#define A2D_M24_IE_SAMP_FREQ_16 0x1000 /* b4:16 kHz */ -#define A2D_M24_IE_SAMP_FREQ_22 0x0800 /* b3:22.05kHz */ -#define A2D_M24_IE_SAMP_FREQ_24 0x0400 /* b2:24 kHz */ -#define A2D_M24_IE_SAMP_FREQ_32 0x0200 /* b1:32 kHz */ -#define A2D_M24_IE_SAMP_FREQ_44 0x0100 /* b0:44.1kHz */ -#define A2D_M24_IE_SAMP_FREQ_48 0x0080 /* b7:48 kHz */ -#define A2D_M24_IE_SAMP_FREQ_64 0x0040 /* b6:64 kHz */ -#define A2D_M24_IE_SAMP_FREQ_88 0x0020 /* b5:88 kHz */ -#define A2D_M24_IE_SAMP_FREQ_96 0x0010 /* b4:96 kHz */ - -#define A2D_M24_IE_CHNL_MSK 0x0C /* b3-b2 channels */ -#define A2D_M24_IE_CHNL_1 0x08 /* b3: 1 channel */ -#define A2D_M24_IE_CHNL_2 0x04 /* b2: 2 channels */ - -#define A2D_M24_IE_VBR_MSK 0x80 /* b7: VBR */ - -#define A2D_M24_IE_BITRATE3_MSK 0x7F0000 /* octect3*/ -#define A2D_M24_IE_BITRATE45_MSK 0x00FFFF /* octect4, 5*/ -#define A2D_M24_IE_BITRATE_MSK 0x7FFFFF /* b7-b0 of octect 3, all of octect4, 5*/ - - -/***************************************************************************** -** Type Definitions -*****************************************************************************/ - -/* data type for the MPEG-2, 4 AAC Codec Information Element*/ -typedef struct -{ - UINT8 obj_type; /* Object type */ - UINT16 samp_freq; /* Sampling frequency */ - UINT8 chnl; /* Channel mode */ - BOOLEAN vbr; /* Variable Bit Rate */ - UINT32 bitrate; /* Bit rate index */ -} tA2D_M24_CIE; - -/***************************************************************************** -** External Function Declarations -*****************************************************************************/ -#ifdef __cplusplus -extern "C" -{ -#endif -/****************************************************************************** -** -** Function A2D_BldM24Info -** -** Description This function is called by an application to build -** the MPEG-2, 4 AAC Media Codec Capabilities byte sequence -** beginning from the LOSC octet. -** Input Parameters: -** media_type: Indicates Audio, or Multimedia. -** -** p_ie: MPEG-2, 4 AAC Codec Information Element information. -** -** Output Parameters: -** p_result: the resulting codec info byte sequence. -** -** Returns A2D_SUCCESS if function execution succeeded. -** Error status code, otherwise. -******************************************************************************/ -A2D_API extern tA2D_STATUS A2D_BldM24Info(UINT8 media_type, tA2D_M24_CIE *p_ie, - UINT8 *p_result); - -/****************************************************************************** -** -** Function A2D_ParsM24Info -** -** Description This function is called by an application to parse -** the MPEG-2, 4 AAC Media Codec Capabilities byte sequence -** beginning from the LOSC octet. -** Input Parameters: -** p_info: the byte sequence to parse. -** -** for_caps: TRUE, if the byte sequence is for get -** capabilities response. -** -** Output Parameters: -** p_ie: MPEG-2, 4 AAC Codec Information Element information. -** -** Returns A2D_SUCCESS if function execution succeeded. -** Error status code, otherwise. -******************************************************************************/ -A2D_API extern tA2D_STATUS A2D_ParsM24Info(tA2D_M24_CIE *p_ie, UINT8 *p_info, - BOOLEAN for_caps); - -#ifdef __cplusplus -} -#endif - -#endif /* A2D_M24_H */ - |