sleep when waiting for cross-fade chunks

When there are not enough decode cross-fade chunks in the buffer yet, the current code does busy-wait, which will delay the decoder even more. sleep instead, expecting the decoder to wake us up. git-svn-id: https://svn.musicpd.org/mpd/trunk@7272 09075e82-0dd4-0310-85a5-a0d7c8717e4f

sleep when waiting for cross-fade chunks
f25ff426 · Max Kellermann · Eric Wong · 9760325e · f25ff426
Commit f25ff426 authored Apr 12, 2008 by Max Kellermann Committed by Eric Wong Apr 12, 2008
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decode.c src/decode.c +3 -1

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--- a/src/decode.c
+++ b/src/decode.c
@@ -536,12 +536,14 @@ static void decodeParent(PlayerControl * pc, DecoderControl * dc, OutputBuffer *
 						   running, abort
 						   cross fading */
 						doCrossFade = -1;
-					} else
+					} else {
 						/* wait for the
 						   decoder */
+						player_sleep();
 						continue;
 					}
 				}
+			}

 			/* play the current chunk */
 			pc->elapsedTime = beginChunk->times;