From 03942292f55baf5f5990815d966213745a06dd46 Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@gmail.com>
Date: Sun, 31 Dec 2017 00:14:52 +0900
Subject: [PATCH] audio/internal/convert: Change the window smaller for
 performance

On iOS, resapling performance was not good.
---
 audio/internal/convert/resampling.go | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/audio/internal/convert/resampling.go b/audio/internal/convert/resampling.go
index 88b1b2315..74fa888e4 100644
--- a/audio/internal/convert/resampling.go
+++ b/audio/internal/convert/resampling.go
@@ -127,10 +127,7 @@ func (r *Resampling) src(i int) (float64, float64, error) {
 }
 
 func (r *Resampling) at(t int64) (float64, float64, error) {
-	windowSize := 8.0
-	if web.IsBrowser() {
-		windowSize = 4.0
-	}
+	windowSize := 4.0
 	tInSrc := float64(t) * float64(r.from) / float64(r.to)
 	startN := tInSrc - windowSize
 	if startN < 0 {