蓝牙助听模块场景分析之二
使用经典蓝牙以及助听方案,低成本,支持蓝牙音频。
针对上一版没有助听DSP情况下,声音延时性增加,成本有增加,辅听效果取决于辅听芯片。
bool WiredAudioDetect_StartMonitoring(void)
{
bool status = FALSE;
wiredAudioSourceTaskData *sp = WiredAudioSourceGetTaskData();
if(Line_In_Ready())
{
sp->allow_pio_monitor_events = TRUE;
status = TRUE;
/* A wired device already plugged in */
if(IsLineInAvailable(sp))
{
/* Set the mask correctly */
wiredAudioDetect_SetMask(WIRED_AUDIO_SOURCE_LINE_IN);
/* Send a WIRED_AUDIO_CONNECT_IND message to clients */
WiredAudioSource_SendStatusMessage(TRUE,audio_source_line_in);
}
}
return status;
}
bool WiredAudioDetect_StopMonitoring(void)
{
bool status = FALSE;
wiredAudioSourceTaskData *sp = WiredAudioSourceGetTaskData();
if(Line_In_Ready())
{
sp->allow_pio_monitor_events = FALSE;
status = TRUE;
/* A wired device already plugged in(power off scenario) */
if(IsLineInAvailable(sp))
{
/* Clear the devices mask */
wiredAudioDetect_ClearMask(WIRED_AUDIO_SOURCE_LINE_IN);
/* Send a wired audio disconnect message to registered clients */
WiredAudioSource_SendStatusMessage(FALSE,audio_source_line_in);
}
}
return status;
}