Bring back the scale added to files.

.gitignore

@@ -28,3 +28,4 @@ coverage/*
 *.gz
 public
 *.mp4
+ffmpeg*

main.go

@@ -6,12 +6,25 @@ import (
   "runtime"
   "log"
   "os"
-  // "errors"
+  "math/rand"
-  // "io/fs"
+  "strings"
   "lcthw.dev/vidcrunch/config"
   "github.com/modfy/fluent-ffmpeg"
 )
 
+func ModFile(fname string, scale string) string {
+  cleaned := filepath.Clean(fname)
+  dir, file := filepath.Split(cleaned)
+  ext := filepath.Ext(file)
+
+  base, found := strings.CutSuffix(file, ext)
+  if !found { panic("no extension found?!") }
+
+  dim := strings.Replace(scale, ":", ".", 1)
+  renamed := fmt.Sprint(base, ".", dim, ext)
+  return filepath.Join(dir, renamed)
+}
+
 
 func Run(pass int, pid int, input string, output string) {
   encode := fluentffmpeg.NewCommand("")
@@ -23,7 +36,7 @@ func Run(pass int, pid int, input string, output string) {
     "-tune", config.Settings.Tune,
     "-movflags", "faststart",
     "-pass", fmt.Sprint(pass),
-    "-passlogfile", fmt.Sprintf("ffmpeg2pass-%d.log", pid),
+    "-passlogfile", fmt.Sprintf("ffmpeg2pass-%x.log", pid),
     "-preset", config.Settings.Speed,
   }
 
@@ -53,7 +66,7 @@ func Run(pass int, pid int, input string, output string) {
     OutputPath(output).
     Build()
 
-  fmt.Println("COMMAND", cmd.String())
+  fmt.Println(">", cmd.String())
 
   err := cmd.Run()
   if err != nil { log.Fatalf("%v", err) }
@@ -68,9 +81,10 @@ func DevNull() string {
 }
 
 func RenderFile(pid int, path string, target string) {
-    Run(1, pid, path, DevNull())
+  target = ModFile(target, config.Settings.Scale)
-    Run(2, pid, path, DevNull())
+  Run(1, pid, path, DevNull())
-    Run(3, pid, path, target)
+  Run(2, pid, path, DevNull())
+  Run(3, pid, path, target)
 }
 
 func RenderToDir() {
@@ -84,10 +98,10 @@ func RenderToDir() {
     _, err := os.Stat(target)
 
     if err != nil {
-      fmt.Println("PATH", path, "->", target)
+      fmt.Println("--- PATH", path, "->", target)
-      RenderFile(1, path, target)
+      RenderFile(rand.Int(), path, target)
     } else {
-      fmt.Println("SKIP", path, "->", target)
+      fmt.Println("^^^ SKIP", path, "->", target)
     }
   }
 }
@@ -96,7 +110,7 @@ func main() {
   config.Load()
 
   if config.Settings.Output != "" {
-    RenderFile(1, config.Settings.Input, config.Settings.Output)
+    RenderFile(rand.Int(), config.Settings.Input, config.Settings.Output)
   } else if config.Settings.OutDir != "" {
     RenderToDir()
   } else {