From efa0daf3eef7cc668d8b0b9bccbef572fe3b457f Mon Sep 17 00:00:00 2001
From: "Zed A. Shaw" <zed.shaw@gmail.com>
Date: Wed, 12 Nov 2025 02:09:15 -0500
Subject: [PATCH] Can now avoid lancozs (or whatever) when the source is the
 same size as the target.

---
 config.json        | 42 ++++++++++++++++++++++++++++++++++++++++++
 config/settings.go |  1 +
 main.go            |  5 +++--
 3 files changed, 46 insertions(+), 2 deletions(-)

diff --git a/config.json b/config.json
index 1b8ed73..51be934 100644
--- a/config.json
+++ b/config.json
@@ -1,6 +1,8 @@
 [
   {
   "Format": "mp4",
+  "Scale": "1280:720",
+  "Resize": true,
   "VideoBitrate": 900,
   "AudioBitrate": 192,
   "Speed": "veryfast",
@@ -19,6 +21,46 @@
   {
   "Format": "webm",
   "VideoBitrate": 600,
+  "Scale": "1280:720",
+  "Resize": true,
+  "VideoCodec": "libvpx-vp9",
+  "AudioBitrate": 192,
+  "AudioCodec": "libopus",
+  "Speed": "veryfast",
+  "CleanFilename": false,
+  "CRF": 20,
+  "FPS": 30,
+  "Tune": "animation",
+  "Input": "*.mp4",
+  "OutDir": "renders",
+  "Passes": 2,
+  "Extras": [
+   ]
+  },
+  {
+  "Format": "mp4",
+  "Scale": "1920:1080",
+  "Resize": false,
+  "VideoBitrate": 900,
+  "AudioBitrate": 192,
+  "Speed": "veryfast",
+  "CleanFilename": false,
+  "CRF": 20,
+  "FPS": 30,
+  "Tune": "animation",
+  "Input": "*.mp4",
+  "OutDir": "renders",
+  "Passes": 3,
+  "Extras": [
+      "-movflags", "faststart",
+      "-tune", "animation"
+    ]
+  },
+  {
+  "Format": "webm",
+  "Scale": "1920:1080",
+  "Resize": false,
+  "VideoBitrate": 600,
   "VideoCodec": "libvpx-vp9",
   "AudioBitrate": 192,
   "AudioCodec": "libopus",
diff --git a/config/settings.go b/config/settings.go
index a0e0af9..38f6eba 100644
--- a/config/settings.go
+++ b/config/settings.go
@@ -10,6 +10,7 @@ import (
 type VideoOpts struct {
   Format string
   Scale string
+  Resize bool
   VideoBitrate int
   VideoCodec string
   AudioBitrate int
diff --git a/main.go b/main.go
index 021a860..80c01c3 100644
--- a/main.go
+++ b/main.go
@@ -36,9 +36,10 @@ func Run(encoding config.VideoOpts, pass int, pid int, input string, output stri
     "-preset", encoding.Speed,
   }
 
-  if encoding.Scale != "" {
+  if encoding.Resize {
+    extras = append(extras,
     "-vf", fmt.Sprintf("scale=%s:flags=lanczos", encoding.Scale),
-    "-aspect", encoding.Scale,
+    "-aspect", encoding.Scale)
   }
 
   extras = append(extras, encoding.Extras...)