From 981f76a38547b30e67b94eb1c98308edf65d76ef Mon Sep 17 00:00:00 2001 From: Carl Hetherington Date: Sun, 28 Feb 2021 21:50:49 +0100 Subject: [PATCH] Enable multi-threaded decoding with FFmpeg (helps with #1887). --- src/lib/ffmpeg.cc | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/lib/ffmpeg.cc b/src/lib/ffmpeg.cc index 0e70d9c6f..f8398763e 100644 --- a/src/lib/ffmpeg.cc +++ b/src/lib/ffmpeg.cc @@ -203,6 +203,9 @@ DCPOMATIC_DISABLE_WARNINGS for (uint32_t i = 0; i < _format_context->nb_streams; ++i) { auto context = _format_context->streams[i]->codec; + context->thread_count = 8; + context->thread_type = FF_THREAD_FRAME | FF_THREAD_SLICE; + AVCodec* codec = avcodec_find_decoder (context->codec_id); if (codec) { -- 2.30.2