From 05ff1a2c05d3dccf9a07a62bcda15c1715907f85 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Mon, 4 Aug 2014 03:05:05 +0200
Subject: [PATCH] swresample/swresample: Treat mono as planar

This might in some cases improve performance.

Idea from: fbc0b8659967ea54a8472b5f795270d38bb085dd
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libswresample/swresample.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libswresample/swresample.c b/libswresample/swresample.c
index 91baca62d2..81c04b2a3c 100644
--- a/libswresample/swresample.c
+++ b/libswresample/swresample.c
@@ -79,6 +79,8 @@ static void set_audiodata_fmt(AudioData *a, enum AVSampleFormat fmt){
     a->fmt   = fmt;
     a->bps   = av_get_bytes_per_sample(fmt);
     a->planar= av_sample_fmt_is_planar(fmt);
+    if (a->ch_count == 1)
+        a->planar = 1;
 }
 
 static void free_temp(AudioData *a){