From b2fb0e7260e19e9e32e11b67f2dc3752474fd8de Mon Sep 17 00:00:00 2001
From: Izuco <57068530+izu-co@users.noreply.github.com>
Date: Tue, 25 May 2021 19:07:16 +0200
Subject: [PATCH] Subtitle font size support

---
 funi.js                      |  4 ++--
 modules/module.app-args.js   |  6 ++++++
 modules/module.vttconvert.js | 10 +++++-----
 3 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/funi.js b/funi.js
index b603dfd..685dc54 100644
--- a/funi.js
+++ b/funi.js
@@ -395,7 +395,7 @@ function getSubsUrl(m){
         'esLA': 'Spanish (Latin Am)',
         'ptBR': 'Portuguese (Brazil)'
     };
-    
+
     let subLangAvailable = m.some(a => {
         return a.ext == 'vtt' && a.language === subType[subLang]
     });
@@ -605,7 +605,7 @@ async function downloadStreams(){
             debug: argv.debug,
         });
         if(subsSrc.ok){
-            let assData = vttConvert(subsSrc.res.body, (subsExt == '.srt' ? true : false), stDlPath.langName );
+            let assData = vttConvert(subsSrc.res.body, (subsExt == '.srt' ? true : false), stDlPath.langName, argv.fontSize);
             subFile = path.join(cfg.dir.content, fnOutput) + stDlPath.ext + subsExt;
             subTrashFile = path.join(cfg.dir.trash, fnOutput) + stDlPath.ext + subsExt;
             fs.writeFileSync(subFile, assData);
diff --git a/modules/module.app-args.js b/modules/module.app-args.js
index 5c4d11b..a0b4925 100644
--- a/modules/module.app-args.js
+++ b/modules/module.app-args.js
@@ -81,6 +81,12 @@ const appArgv = (cfg) => {
             choices: [ 'enUS', 'esLA', 'ptBR' ],
             type: 'string'
         })
+        .option('fontSize', {
+            group: 'Downloading:',
+            describe: 'Used to set the fontsize of the subtitles',
+            default: cfg.fontSize || 55,
+            type: 'number'
+        })
     // simulcast
         .option('simul', {
             group: 'Downloading:',
diff --git a/modules/module.vttconvert.js b/modules/module.vttconvert.js
index 9af46f7..dcdfba9 100644
--- a/modules/module.vttconvert.js
+++ b/modules/module.vttconvert.js
@@ -35,7 +35,7 @@ function loadVtt(vttStr) {
 }
 
 // ass specific
-function convertToAss(vttStr, lang){
+function convertToAss(vttStr, lang, fontSize){
     let ass = [
         '\ufeff[Script Info]',
         `Title: ${lang}`,
@@ -49,8 +49,8 @@ function convertToAss(vttStr, lang){
         'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, '
             + 'Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, '
             + 'BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding',
-        'Style: Main,Noto Sans,55,&H00FFFFFF,&H000000FF,&H00020713,&H00000000,0,0,0,0,100,100,0,0,1,3,0,2,10,10,10,1',
-        'Style: MainTop,Noto Sans,55,&H00FFFFFF,&H000000FF,&H00020713,&H00000000,0,0,0,0,100,100,0,0,1,3,0,8,10,10,10,1',
+        `Style: Main,Noto Sans,${fontSize},&H00FFFFFF,&H000000FF,&H00020713,&H00000000,0,0,0,0,100,100,0,0,1,3,0,2,10,10,10,1`,
+        `Style: MainTop,Noto Sans,${fontSize},&H00FFFFFF,&H000000FF,&H00020713,&H00000000,0,0,0,0,100,100,0,0,1,3,0,8,10,10,10`,
         '',
         '[Events]',
         'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text',
@@ -160,7 +160,7 @@ function padTimeNum(sep, input, pad){
 }
 
 // export module
-module.exports = (vttStr, toSrt, lang = 'English') => {
+module.exports = (vttStr, toSrt, lang = 'English', fontSize) => {
     const convert = toSrt ? convertToSrt : convertToAss;
-    return convert(vttStr, lang);
+    return convert(vttStr, lang, fontSize);
 };