presentation

backend/app/bl/GameObjectsManager.js

@@ -2,6 +2,10 @@ import decompress from "decompress";
 import sharp from 'sharp';
 sharp.cache({ files : 0 });
 
+import util from 'node:util';
+import { execFile as npExecFile } from 'child_process'; 
+const execFile = util.promisify(npExecFile);
+
 import fs from 'fs';
 import path from 'path';
 
@@ -99,7 +103,7 @@ class GameObjectsManager{
             }else{
                 object.asset.type = 'single';
                 await fs.promises.copyFile(src, def + ext);
-                if (['.jpg', '.png', '.webp'].includes(ext)){
+                if (['.jpg', '.png', '.webp', '.mp4', '.avi', '.webv'].includes(ext)){
                     await this.addThumb(object, src);
                 }
             }
@@ -111,8 +115,16 @@ class GameObjectsManager{
          * @param {File} thumbSrc A thumbnail, представително изображение
          */
         this.addThumb = async function(object, thumbSrc){
+            let ext = path.extname(object.asset.ofn).toLowerCase();
             let dest = `${config.fs.repo}/thumb/${object.id}.webp`;
-            await sharp(thumbSrc).resize({height: 250}).toFile(dest);
+            if (['.jpg', '.png', '.webp'].includes(ext)){
+                await sharp(thumbSrc).resize({height: 250}).toFile(dest);
+            }else if (['.mp4', '.avi', '.webv'].includes(ext)){
+                let frame = 1;
+                await execFile('ffmpeg', [
+                    '-i', thumbSrc, '-vf', `select=eq(n\\,${frame}),scale=-2:300`,
+                     '-vframes', 1, '-f', 'image2', '-y', dest]);
+            }
             object.asset.thumb = `${object.id}.webp`;
         }