enable multithreading on ffmpegencoder

2019-12-22 02:56:25 +11:00
parent 4cb6659dbb
commit b24e2cd22b
1 changed files with 4 additions and 1 deletions
@@ -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;