Can now avoid lancozs (or whatever) when the source is the same size as the target.

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",

config/settings.go

@@ -10,6 +10,7 @@ import (
 type VideoOpts struct {
   Format string
   Scale string
+  Resize bool
   VideoBitrate int
   VideoCodec string
   AudioBitrate int

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...)