From b24e2cd22b3274170fffdc2f8e1cdbc900e7a6b2 Mon Sep 17 00:00:00 2001
From: itsmattkc <itsmattkc@gmail.com>
Date: Sun, 22 Dec 2019 02:56:25 +1100
Subject: [PATCH] enable multithreading on ffmpegencoder

---
 app/codec/ffmpeg/ffmpegencoder.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/app/codec/ffmpeg/ffmpegencoder.cpp b/app/codec/ffmpeg/ffmpegencoder.cpp
index 9690ecce4..f3caa6c28 100644
--- a/app/codec/ffmpeg/ffmpegencoder.cpp
+++ b/app/codec/ffmpeg/ffmpegencoder.cpp
@@ -308,8 +308,11 @@ bool FFmpegEncoder::SetupCodecContext(AVStream* stream, AVCodecContext* codec_ct
     codec_ctx->flags |= AV_CODEC_FLAG_GLOBAL_HEADER;
   }
 
+  AVDictionary* codec_opts = nullptr;
+  av_dict_set(&codec_opts, "threads", "auto", 0);
+
   // Try to open encoder
-  error_code = avcodec_open2(codec_ctx, codec, nullptr);
+  error_code = avcodec_open2(codec_ctx, codec, &codec_opts);
   if (error_code < 0) {
     FFmpegError(error_code);
     return false;