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codec/ecu: Add a bit of precision about the actual frame format used 

Change-Id: I9620088e449c31e966ecb9ec5ddf283b949c5a4a
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
This commit is contained in:
Sylvain Munaut 2019-05-15 17:34:13 +02:00
parent cdac620579
commit 35f8ba0b7f
1 changed files with 7 additions and 2 deletions
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9
src/codec/ecu_fr.c
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@ -123,10 +123,12 @@ leave:
return rc;
}
/**
/*!
* To be called when a good frame is received.
* This function will then create a backup of the frame
* and reset the internal state.
* \param[in] state The state object for the ECU
* \param[out] frame The valid frame (GSM_FR_BYTES bytes in RTP payload format)
*/
void osmo_ecu_fr_reset(struct osmo_ecu_fr_state *state, uint8_t *frame)
{
@ -134,10 +136,13 @@ void osmo_ecu_fr_reset(struct osmo_ecu_fr_state *state, uint8_t *frame)
memcpy(state->frame_backup, frame, GSM_FR_BYTES);
}
/**
/*!
* To be called when a bad frame is received.
* This function will then generate a replacement frame
* that can be used to conceal the dropout.
* \param[in] state The state object for the ECU
* \param[out] frame The buffer to fill with GSM_FR_BYTES of replacement frame
* \returns 0 if the frame was sucessfully filled
*/
int osmo_ecu_fr_conceal(struct osmo_ecu_fr_state *state, uint8_t *frame)
{