From 8774acddb1a9427f74f6130a6ff77f2a87562c87 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9rgio=20Agostinho?= <sergio.r.agostinho@gmail.com>
Date: Thu, 25 Jan 2018 14:42:59 +0000
Subject: [PATCH] Fix Opus audio sample rate to 48kHz

---
 src/SFML/Audio/SoundFileReaderOpus.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/SFML/Audio/SoundFileReaderOpus.cpp b/src/SFML/Audio/SoundFileReaderOpus.cpp
index 095113c6..5deef68b 100644
--- a/src/SFML/Audio/SoundFileReaderOpus.cpp
+++ b/src/SFML/Audio/SoundFileReaderOpus.cpp
@@ -119,9 +119,12 @@ bool SoundFileReaderOpus::open(InputStream& stream, Info& info)
     // Retrieve the music attributes
     const OpusHead* opusHead = op_head(m_opus, -1);
     info.channelCount = opusHead->channel_count;
-    info.sampleRate = opusHead->input_sample_rate;
     info.sampleCount = static_cast<std::size_t>(op_pcm_total(m_opus, -1) * opusHead->channel_count);
 
+    // All Opus audio is encoded at 48kHz
+    // https://opus-codec.org/docs/opusfile_api-0.5/structOpusHead.html#a73b80a913eca33d829f1667caee80d9e
+    info.sampleRate = 48000;
+
     // We must keep the channel count for the seek function
     m_channelCount = info.channelCount;