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[DSD] Reduce volume level of decimator output

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As the decimator has shown to be twice as loud as it should be, the
volume should be reduced by half when converting DSD to PCM with it.

Signed-off-by: Christopher Snowhill <kode54@gmail.com>
This commit is contained in:
Christopher Snowhill 2022-06-10 02:14:04 -07:00
parent 4537a72275
commit fe82b5ed65
1 changed files with 9 additions and 1 deletions
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10
Audio/Chain/ConverterNode.mm
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@ -783,6 +783,10 @@ tryagain:
}
if(inpOffset != inpSize && floatOffset == floatSize) {
#if DSD_DECIMATE
const float scaleModifier = (inputFormat.mBitsPerChannel == 1) ? 0.5f : 1.0f;
#endif
size_t inputSamples = (inpSize - inpOffset) / floatFormat.mBytesPerPacket;
ioNumberPackets = (UInt32)inputSamples;
@ -864,7 +868,11 @@ tryagain:
amountReadFromFC = (int)(outputDone * floatFormat.mBytesPerPacket);
scale_by_volume((float *)floatBuffer, amountReadFromFC / sizeof(float), volumeScale);
scale_by_volume((float *)floatBuffer, amountReadFromFC / sizeof(float), volumeScale
#if DSD_DECIMATE
* scaleModifier
#endif
);
floatSize = amountReadFromFC;
floatOffset = 0;