Fix 100 % CPU usage

The `default` statement in the PipeWire reading caused 100 % CPU usage.
Introducing a one millisecond delay there fixes the issue.

1 files changed, 2 insertions, 0 deletions

diff --git a/soundbox/pipewire.go b/soundbox/pipewire.go
index 7ee38a2..02ad1d6 100644
--- a/soundbox/pipewire.go
+++ b/soundbox/pipewire.go
@@ -15,6 +15,7 @@ import (
 	"os/exec"
 	"runtime"
 	"sync"
+	"time"
 	"unsafe"
 )
 
@@ -54,6 +55,7 @@ func (pwc pwCapture) Read(p []byte) (int, error) {
 			return 0, io.EOF
 		}
 	default:
+		time.Sleep(time.Millisecond)  // avoid 100 % busy polling
 		return 0, nil
 	}
 }