|
|
|
@ -129,6 +129,18 @@
|
|
|
|
|
*/
|
|
|
|
|
void Audio_Device_ProcessControlRequest(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
|
|
|
|
|
|
/* Inline Functions: */
|
|
|
|
|
/** General management task for a given Audio class interface, required for the correct operation of the interface. This should
|
|
|
|
|
* be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
|
|
|
|
|
*
|
|
|
|
|
* \param[in,out] AudioInterfaceInfo Pointer to a structure containing an Audio Class configuration and state
|
|
|
|
|
*/
|
|
|
|
|
static inline void Audio_Device_USBTask(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo);
|
|
|
|
|
static inline void Audio_Device_USBTask(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)
|
|
|
|
|
{
|
|
|
|
|
(void)AudioInterfaceInfo;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/** Determines if the given audio interface is ready for a sample to be read from it, and selects the streaming
|
|
|
|
|
* OUT endpoint ready for reading.
|
|
|
|
|
*
|
|
|
|
@ -139,7 +151,14 @@
|
|
|
|
|
*
|
|
|
|
|
* \return Boolean true if the given Audio interface has a sample to be read, false otherwise
|
|
|
|
|
*/
|
|
|
|
|
bool Audio_Device_IsSampleReceived(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo);
|
|
|
|
|
static inline bool Audio_Device_IsSampleReceived(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)
|
|
|
|
|
{
|
|
|
|
|
if ((USB_DeviceState != DEVICE_STATE_Configured) || !(AudioInterfaceInfo->State.InterfaceEnabled))
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
|
|
Endpoint_SelectEndpoint(AudioInterfaceInfo->Config.DataOUTEndpointNumber);
|
|
|
|
|
return Endpoint_IsOUTReceived();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/** Determines if the given audio interface is ready to accept the next sample to be written to it, and selects
|
|
|
|
|
* the streaming IN endpoint ready for writing.
|
|
|
|
@ -151,18 +170,13 @@
|
|
|
|
|
*
|
|
|
|
|
* \return Boolean true if the given Audio interface is ready to accept the next sample, false otherwise
|
|
|
|
|
*/
|
|
|
|
|
bool Audio_Device_IsReadyForNextSample(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo);
|
|
|
|
|
|
|
|
|
|
/* Inline Functions: */
|
|
|
|
|
/** General management task for a given Audio class interface, required for the correct operation of the interface. This should
|
|
|
|
|
* be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
|
|
|
|
|
*
|
|
|
|
|
* \param[in,out] AudioInterfaceInfo Pointer to a structure containing an Audio Class configuration and state
|
|
|
|
|
*/
|
|
|
|
|
static inline void Audio_Device_USBTask(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo);
|
|
|
|
|
static inline void Audio_Device_USBTask(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)
|
|
|
|
|
static inline bool Audio_Device_IsReadyForNextSample(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo)
|
|
|
|
|
{
|
|
|
|
|
(void)AudioInterfaceInfo;
|
|
|
|
|
if ((USB_DeviceState != DEVICE_STATE_Configured) || !(AudioInterfaceInfo->State.InterfaceEnabled))
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
|
|
Endpoint_SelectEndpoint(AudioInterfaceInfo->Config.DataINEndpointNumber);
|
|
|
|
|
return Endpoint_IsINReady();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/** Reads the next 8-bit audio sample from the current audio interface.
|
|
|
|
|