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WaveBeans / wavebeans

Audio Processing. On scale.
https://wavebeans.io
Apache License 2.0
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CloseGateOutputSignal on empty buffer shouldn't throw an exception #98

Open asubb opened 3 years ago

asubb commented 3 years ago

Sometimes, you may need to avoid starting writing to the file at the very beginning and send the CloseGateOutputSignal with the first sample. Currently it is unsupported, throws something like:

java.lang.IllegalStateException: [io.wavebeans.lib.io.FileWriterDelegate@fff7bc7] Attempting to finalize uninitialized buffer
    at io.wavebeans.lib.io.FileWriterDelegate.doFinalizeBuffer(FileWriterDelegate.kt:108)
    at io.wavebeans.lib.io.FileWriterDelegate.finalizeBuffer(FileWriterDelegate.kt:96)
    at io.wavebeans.lib.io.AbstractPartialWriter.write(AbstractWriter.kt:136)
    at io.wavebeans.execution.SingleThreadedOverseer$eval$$inlined$map$lambda$1.call(SingleThreadedOverseer.kt:35)
    at io.wavebeans.execution.SingleThreadedOverseer$eval$$inlined$map$lambda$1.call(SingleThreadedOverseer.kt:15)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)