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refactor(bt/bluedroid): Refactor a2dp audio data path

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- Refactor audio APIs, optimize audio data path, reduce memory copy operations
- Support using external codec in application layer
- The internal codec will not be compiled if not use
This commit is contained in:
linruihao
2025-02-12 20:06:10 +08:00
parent eda7ea3f49
commit 74fab3a7b1
26 changed files with 1715 additions and 263 deletions
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31
components/bt/host/bluedroid/stack/avdt/avdt_api.c
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@@ -264,6 +264,37 @@ UINT16 AVDT_CreateStream(UINT8 *p_handle, tAVDT_CS *p_cs)
return result;
}
/*******************************************************************************
**
** Function AVDT_UpdateCodecInfo
**
** Description Update codec capability for a stream endpoint.
**
**
** Returns AVDT_SUCCESS if successful, otherwise error.
**
*******************************************************************************/
UINT16 AVDT_UpdateCodecInfo(UINT8 handle, UINT8 num_codec, UINT8 *codec_info, UINT16 codec_info_len)
{
UINT16 result = AVDT_SUCCESS;
tAVDT_SCB *p_scb;
/* look up scb */
if ((p_scb = avdt_scb_by_hdl(handle)) == NULL) {
result = AVDT_BAD_HANDLE;
}
else if (num_codec != 1 || codec_info == NULL || codec_info_len != AVDT_CODEC_SIZE) {
/* currently, only allow one codec info */
result = AVDT_BAD_PARAMS;
}
else {
/* update codec info */
p_scb->cs.cfg.num_codec = num_codec;
memcpy(p_scb->cs.cfg.codec_info, codec_info, codec_info_len);
}
return result;
}
/*******************************************************************************
**
** Function AVDT_RemoveStream