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| author | Jean-Marc Valin <jmvalin@amazon.com> | 2023-08-10 01:25:16 +0300 |
|---|---|---|
| committer | Jean-Marc Valin <jmvalin@amazon.com> | 2023-08-10 01:25:52 +0300 |
| commit | bbe4dcc44373ec2842225022ebbda72bb40e4425 (patch) | |
| tree | 48190eab9294b71e04a0524f65765deba2c6f4c5 | |
| parent | 0886828eed7a293f556ad45a70d8d7ab04325c9d (diff) | |
Don't allocate DRED bits if we don't have enough
| -rw-r--r-- | src/opus_encoder.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/opus_encoder.c b/src/opus_encoder.c index e8be50f4..cb03a1e5 100644 --- a/src/opus_encoder.c +++ b/src/opus_encoder.c @@ -570,6 +570,9 @@ static opus_int32 compute_dred_bitrate(OpusEncoder *st, opus_int32 bitrate_bps, bitrate_offset = st->silk_mode.useInBandFEC ? 18000 : 12000; target_dred_bitrate = IMAX(0, (int)(dred_frac*(bitrate_bps-bitrate_offset))); dred_bitrate = IMIN(target_dred_bitrate, max_dred_bitrate); + /* If we can't afford enough bits, don't bother with DRED at all. */ + if (dred_bitrate <= (DRED_MIN_BYTES+DRED_EXPERIMENTAL_BYTES)*8*st->Fs/frame_size) + dred_bitrate = 0; return dred_bitrate; } #endif |