Google Replication API Google Invalid audio channel counter
Google Speech API throws invalid audio channel counter Exception for audio recorded on Mac.
I am just using the sample app provided by Google.
com.google.api.gax.grpc.ApiException: io.grpc.StatusRuntimeException: INVALID_ARGUMENT: Invalid audio channel count
at com.google.api.gax.grpc.ExceptionTransformingCallable$ExceptionTransformingFuture.onFailure(ExceptionTransformingCallable.java:109)
at com.google.api.gax.core.ApiFutures$1.onFailure(ApiFutures.java:52)
at com.google.common.util.concurrent.Futures$6.run(Futures.java:1764)
at com.google.common.util.concurrent.MoreExecutors$DirectExecutor.execute(MoreExecutors.java:456)
at com.google.common.util.concurrent.AbstractFuture.executeListener(AbstractFuture.java:817)
at com.google.common.util.concurrent.AbstractFuture.complete(AbstractFuture.java:753)
at com.google.common.util.concurrent.AbstractFuture.setException(AbstractFuture.java:634)
at io.grpc.stub.ClientCalls$GrpcFuture.setException(ClientCalls.java:466)
at io.grpc.stub.ClientCalls$UnaryStreamToFuture.onClose(ClientCalls.java:442)
at io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl.close(ClientCallImpl.java:481)
at io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl.access$600(ClientCallImpl.java:398)
at io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl$1StreamClosed.runInContext(ClientCallImpl.java:513)
at io.grpc.internal.ContextRunnable.run(ContextRunnable.java:52)
at io.grpc.internal.SerializingExecutor$TaskRunner.run(SerializingExecutor.java:154)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: io.grpc.StatusRuntimeException: INVALID_ARGUMENT: Invalid audio channel count
at io.grpc.Status.asRuntimeException(Status.java:545)
... 13 more
Is there any special configuration required?
What does this error mean?
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1 answer
Audio recorded on Mac is most likely stereo, but the API seems to only support single channel (mono) audio at this time: https://cloud.google.com/speech/reference/rest/v1beta1/RecognitionConfig#audioencoding
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