[Bf-blender-cvs] [a9dfde7b49e] master: FFmpeg: Update proxy settings
Richard Antalik
noreply at git.blender.org
Wed Jun 2 21:43:14 CEST 2021
Commit: a9dfde7b49ebdcb8d775e5942fb5eb7522946dbe
Author: Richard Antalik
Date: Wed Jun 2 21:25:37 2021 +0200
Branches: master
https://developer.blender.org/rBa9dfde7b49ebdcb8d775e5942fb5eb7522946dbe
FFmpeg: Update proxy settings
Changes in rBce649c73446e, affected established proxy codec preset.
Presets were not working and all presets were similar to `veryfast`.
Tunes are now working too, so `fastdecode` tune can be used. I have
measured little improvement, but I tested this only on 2 machines and
I have been informed that `fastdecode` tune does influence decoding
performance for some users.
Change preset from `slow` to `veryfast` and add tune `fastdecode`
Reviewed By: sergey
Differential Revision: https://developer.blender.org/D11454
===================================================================
M source/blender/imbuf/intern/indexer.c
===================================================================
diff --git a/source/blender/imbuf/intern/indexer.c b/source/blender/imbuf/intern/indexer.c
index e1e6cc677ed..930c0092a9b 100644
--- a/source/blender/imbuf/intern/indexer.c
+++ b/source/blender/imbuf/intern/indexer.c
@@ -535,8 +535,11 @@ static struct proxy_output_ctx *alloc_proxy_output_ffmpeg(
AVDictionary *codec_opts = NULL;
/* High quality preset value. */
av_dict_set_int(&codec_opts, "crf", crf, 0);
- /* Prefer smaller file-size. */
- av_dict_set(&codec_opts, "preset", "slow", 0);
+ /* Prefer smaller file-size. Presets from veryslow to veryfast produce output with very similar
+ * file-size, but there is big difference in performance. In some cases veryfast preset will
+ * produce smallest file-size. */
+ av_dict_set(&codec_opts, "preset", "veryfast", 0);
+ av_dict_set(&codec_opts, "tune", "fastdecode", 0);
if (rv->codec->capabilities & AV_CODEC_CAP_AUTO_THREADS) {
rv->c->thread_count = 0;
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