diff --git a/src/media_object.cpp b/src/media_object.cpp
index 8e52f26..14e4c2f 100644
--- a/src/media_object.cpp
+++ b/src/media_object.cpp
@@ -778,6 +778,7 @@ void media_object::open(const std::string &url, const device_request &dev_reques
     {
         _ffmpeg->format_ctx->streams[i]->discard = AVDISCARD_ALL;        // ignore by default; user must activate streams
         AVCodecContext *codec_ctx = _ffmpeg->format_ctx->streams[i]->codec;
+        codec_ctx->thread_count = video_decoding_threads();
         AVCodec *codec = NULL;
         if (_ffmpeg->format_ctx->streams[i]->codec->codec_id != CODEC_ID_TEXT
                 && (!(codec = avcodec_find_decoder(_ffmpeg->format_ctx->streams[i]->codec->codec_id))
@@ -802,7 +803,6 @@ void media_object::open(const std::string &url, const device_request &dev_reques
                             _url.c_str(), j + 1));
             }
             _ffmpeg->video_codecs.push_back(codec);
-            _ffmpeg->video_codec_ctxs[j]->thread_count = video_decoding_threads();
             // Determine frame template.
             _ffmpeg->video_frame_templates.push_back(video_frame());
             set_video_frame_template(j);