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update toxcore Merge commit 'fe6c5391a2272681261b85faf352728b15774ef4'

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Green Sky 2024-09-22 12:48:22 +02:00
commit c9f34e4656
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15
external/toxcore/c-toxcore/toxav/audio.c vendored
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@ -377,6 +377,21 @@ static OpusEncoder *create_audio_encoder(const Logger *log, uint32_t bit_rate, u
goto FAILURE; goto FAILURE;
} }
/*
* The libopus library defaults to VBR, which is unsafe in any VoIP environment
* (see for example doi:10.1109/SP.2011.34). Switching to CBR very slightly
* decreases audio quality at lower bitrates.
*
* Parameters:
* `[in]` `x` `opus_int32`: Whether to use VBR mode, 1 (VBR) is default
*/
status = opus_encoder_ctl(rc, OPUS_SET_VBR(0));
if (status != OPUS_OK) {
LOGGER_ERROR(log, "Error while setting encoder ctl: %s", opus_strerror(status));
goto FAILURE;
}
/* /*
* Configures the encoder's use of inband forward error correction. * Configures the encoder's use of inband forward error correction.
* Note: * Note: