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Allow encoding mono files

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This commit is contained in:
Daniil Gentili 2023-08-21 10:20:06 +02:00
parent d02aac2a31
commit b70b776d02
Signed by: danog
GPG Key ID: 8C1BE3B34B230CA7
1 changed files with 10 additions and 9 deletions
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19
src/Ogg.php
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@ -613,18 +613,10 @@ final class Ogg
$err = $err->cdata;
}
if ($err < 0) {
throw new AssertionError("opus returned: ".$opus->opus_strerror($len));
throw new AssertionError("opus returned: ".$opus->opus_strerror($err));
}
};
$err = FFI::new('int');
$encoder = $opus->opus_encoder_create(48000, 2, self::OPUS_APPLICATION_AUDIO, FFI::addr($err));
$checkErr($err);
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_COMPLEXITY_REQUEST, 10));
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_PACKET_LOSS_PERC_REQUEST, 1));
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_INBAND_FEC_REQUEST, 1));
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_SIGNAL_REQUEST, self::OPUS_SIGNAL_MUSIC));
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_BANDWIDTH_REQUEST, self::OPUS_BANDWIDTH_FULLBAND));
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_BITRATE_REQUEST, 130*1000));
$read = Tools::openBuffered($wavIn, $cancellation);
@ -655,6 +647,15 @@ final class Ogg
$chunkSize = (int) ($sampleCount * $header['channels'] * ($header['bitsPerSample'] >> 3));
$shift = (int) \log($header['channels'] * ($header['bitsPerSample'] >> 3), 2);
$encoder = $opus->opus_encoder_create(48000, $header['channels'], self::OPUS_APPLICATION_AUDIO, FFI::addr($err));
$checkErr($err);
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_COMPLEXITY_REQUEST, 10));
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_PACKET_LOSS_PERC_REQUEST, 1));
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_INBAND_FEC_REQUEST, 1));
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_SIGNAL_REQUEST, self::OPUS_SIGNAL_MUSIC));
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_BANDWIDTH_REQUEST, self::OPUS_BANDWIDTH_FULLBAND));
$checkErr($opus->opus_encoder_ctl($encoder, self::OPUS_SET_BITRATE_REQUEST, 130*1000));
$out = $oggOut instanceof LocalFile
? openFile($oggOut->file, 'w')
: $oggOut;