add correct audio handling for matrix #489

Job	Run time
test (stable)	1m 44s
golangci-lint	33s
test (1.24.x)	1m 50s
build-upload (amd64, mac, darwin)	1m 26s
build-upload (amd64, windows, windows)	1m 27s
build-upload (amd64, linux, linux)	1m 29s
	8m 29s

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