PCM buffer beeping needs the audio buffer reset in order to work after operations that trash the buffer or keyclick won't be audible until playback is restarted.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19413 a1c6a512-1295-4272-9138-f99709370657

apps/recorder/pcm_record.c

@@ -1167,6 +1167,10 @@ static void pcmrec_close(void)
     pcm_close_recording();
     reset_hardware();
     audio_remove_encoder();
+#ifndef HAVE_HARDWARE_BEEP
+    /* Restore keyclicks */
+    audio_buffer_reset();
+#endif
 } /* pcmrec_close */
 
 /* PCMREC_OPTIONS */