From 6ef378725f274ce60c7b0b42f8ff5f55df95d25d Mon Sep 17 00:00:00 2001
From: Jean-Marc Valin <jmvalin@jmvalin.ca>
Date: Thu, 27 Oct 2011 13:39:12 -0400
Subject: [PATCH] Making sure DTX for voice still works at high bit-rate
---
src/opus_encoder.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/opus_encoder.c b/src/opus_encoder.c
index 3c496cc40..1bdc0fe47 100644
--- a/src/opus_encoder.c
+++ b/src/opus_encoder.c
@@ -580,8 +580,12 @@ int opus_encode_float(OpusEncoder *st, const opus_val16 *pcm, int frame_size,
st->mode = (equiv_rate >= threshold) ? MODE_CELT_ONLY: MODE_SILK_ONLY;
+ /* When FEC is enabled and there's enough packet loss, use SILK */
if (st->silk_mode.useInBandFEC && st->silk_mode.packetLossPercentage > (128-voice_est)>>4)
st->mode = MODE_SILK_ONLY;
+ /* When encoding voice and DTX is enabled, set the encoder to SILK mode (at least for now) */
+ if (st->silk_mode.useDTX && voice_est > 100)
+ st->mode = MODE_SILK_ONLY;
#endif
} else {
st->mode = st->user_forced_mode;
--
GitLab