changed latency reporting

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@17370 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/mediaplayer/SoundOutput.cpp

@@ -61,7 +61,9 @@ SoundOutput::InitCheck()
 bigtime_t
 SoundOutput::Latency()
 {
-	return fSoundPlayer->Latency() + fBufferDuration;
+	// Because of buffering, latency of SoundOutput is
+	// slightly higher then the BSoundPlayer latency.
+	return fSoundPlayer->Latency() + min_c(1000, fBufferDuration / 4);
 }