From 17de9416d0a5f691a200fe2e7e9ae8cd4ab5b4e5 Mon Sep 17 00:00:00 2001
From: Daniel Haller <zerotwofa@proton.me>
Date: Wed, 24 Apr 2024 04:55:26 +0200
Subject: [PATCH] added ass pos resampler

---
 src/api/services/subs.ts | 35 +++++++++++++++++++++++++++++++++--
 1 file changed, 33 insertions(+), 2 deletions(-)

diff --git a/src/api/services/subs.ts b/src/api/services/subs.ts
index 8f8d333..11a2250 100644
--- a/src/api/services/subs.ts
+++ b/src/api/services/subs.ts
@@ -18,7 +18,9 @@ export async function downloadCRSub(
   const stream = fs.createWriteStream(path)
   const response = await fetch(sub.url)
 
-  var parsedASS = parse(await response.text())
+  var resampledSubs = resamplePOSSubtitle(await response.text())
+
+  var parsedASS = parse(resampledSubs)
 
   parsedASS.info['Original Script'] = 'crd  [https://github.com/stratuma/]'
 
@@ -27,7 +29,10 @@ export async function downloadCRSub(
 
   for (const s of parsedASS.styles.style) {
     if (s.Fontname === 'Arial') {
-      (s.Fontsize = "54"), (s.Outline = "4");
+      (s.Fontsize = "54"), (s.Outline = "4"), (s.MarginV = "60");
+    }
+    if (s.Name === 'TypePlaceholder') {
+      (s.Fontsize = "57"), (s.Outline = "4"), (s.MarginL = "30"), (s.MarginR = "30"), (s.MarginV = "60");
     }
   }
 
@@ -41,6 +46,32 @@ export async function downloadCRSub(
   return path
 }
 
+function resamplePOSSubtitle(subtitle: string) {
+  let lines = subtitle.split('\n');
+
+  for (let i = 0; i < lines.length; i++) {
+      let line = lines[i];
+
+      if (line.includes("\\pos(")) {
+          let posMatch = line.match(/\\pos\((\d+),(\d+)\)/);
+          if (posMatch) {
+              let oldX = parseInt(posMatch[1]);
+              let oldY = parseInt(posMatch[2]);
+
+              let newX = Math.round((oldX / 640) * 1920);
+              let newY = Math.round((oldY / 360) * 1080);
+
+              let newPos = `\\pos(${newX},${newY})`;
+
+              line = line.replace(/\\pos\(\d+,\d+\)/, newPos);
+              lines[i] = line;
+          }
+      }
+  }
+
+  return lines.join('\n');
+}
+
 export async function downloadADNSub(link: string, dir: string, secret: string) {
   var templateASS = `[Script Info]
 ; Script generated by Aegisub 3.2.2