Fix divide-by-zero if output contains just silence

aaronsgiles / ymfm

BSD-licensed Yamaha FM sound cores (OPM, OPN, OPL, and others)

BSD 3-Clause "New" or "Revised" License

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Fix divide-by-zero if output contains just silence #16

Closed thp closed 3 years ago

thp commented 3 years ago

Of course it doesn't make too much sense, and most VGM files should contain some audio. I did run into this crash (divide by zero), so better warn and avoid the error than outright crash.