diff options
Diffstat (limited to 'src/osmo-bts-sysmo/tch.c')
| -rw-r--r-- | src/osmo-bts-sysmo/tch.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/osmo-bts-sysmo/tch.c b/src/osmo-bts-sysmo/tch.c index d101b47a..422df0f7 100644 --- a/src/osmo-bts-sysmo/tch.c +++ b/src/osmo-bts-sysmo/tch.c @@ -244,7 +244,9 @@ static int rtppayload_to_l1_hr(uint8_t *l1_payload, const uint8_t *rtp_payload, static struct msgb *l1_to_rtppayload_amr(uint8_t *l1_payload, uint8_t payload_len, struct gsm_lchan *lchan) { +#ifndef USE_L1_RTP_MODE struct amr_multirate_conf *amr_mrc = &lchan->tch.amr_mr; +#endif struct msgb *msg; uint8_t amr_if2_len = payload_len - 2; uint8_t *cur; @@ -332,12 +334,13 @@ static int rtppayload_to_l1_amr(uint8_t *l1_payload, const uint8_t *rtp_payload, uint8_t cmi, sti; uint8_t *l1_cmi_idx = l1_payload; uint8_t *l1_cmr_idx = l1_payload+1; - uint8_t amr_if2_core_len = payload_len - 2; int rc; #ifdef USE_L1_RTP_MODE memcpy(l1_payload+2, rtp_payload, payload_len); #else + uint8_t amr_if2_core_len = payload_len - 2; + /* step1: shift everything right one nibble; make space for FT */ osmo_nibble_shift_right(l1_payload+2, rtp_payload+2, amr_if2_core_len*2); /* step2: reverse the bit-order within every byte of the IF2 |