diff --git a/routes/videoRoutes.js b/routes/videoRoutes.js
index 46c7486..d909650 100644
--- a/routes/videoRoutes.js
+++ b/routes/videoRoutes.js
@@ -57,9 +57,15 @@ router.post('/videos', async (req, res) => {
 
       const { duration: videoDuration, measurement_ids: videoMeasurementIds, project_id: videoProjectId } = result.rows[0];
       const pathList = await measureManager.getPathList(videoMeasurementIds, videoProjectId);
+      
+      // parser la résolution (ex: 1920x1080)
+      const [res_width, res_height] = resolution.split('x').map(Number);
+      if (isNaN(res_width) || isNaN(res_height)) {
+         return res.status(400).json({ error: 'Invalid resolution format. Use WIDTHxHEIGHT (e.g., 1920x1080)' });
+      }
 
       // Start background processing
-      videoManager.createVideoWithList(videoProjectId, pathList, videoDuration, videoId)
+      videoManager.createVideoWithList(videoProjectId, pathList, videoDuration, videoId, res_width, res_height)
          .then(videoFile => {
             console.log('Rendu vidéo terminé:', videoFile);
             return videoManager.updateVideoFile(videoId, videoFile);
diff --git a/src/video/videoManager.js b/src/video/videoManager.js
index 874e1b9..eefb1e9 100644
--- a/src/video/videoManager.js
+++ b/src/video/videoManager.js
@@ -32,7 +32,7 @@ async function deleteVideoProject(videoId) {
    return res.rows[0];
 }
 
-async function createVideoWithList(projectId, pathList, duration, videoId) {
+async function createVideoWithList(projectId, pathList, duration, videoId, res_width, res_height) {
    const tempFile = path.join('temp.txt');
    let ffmpegProcess;
    let cleanupDone = false;
@@ -76,6 +76,7 @@ async function createVideoWithList(projectId, pathList, duration, videoId) {
                eta = NULL 
            WHERE id = $1
        `, [videoId]);
+       const scale = res_width && res_height ? `scale=${res_width}:${res_height}` : 'scale=854:480'; // Redimensionne la vidéo en 480p par défaut
 
        // Configuration de FFmpeg
        const ffmpegArgs = [
@@ -86,7 +87,7 @@ async function createVideoWithList(projectId, pathList, duration, videoId) {
            '-i', tempFile,
            '-vsync', 'vfr',
            '-pix_fmt', 'yuv420p',
-           '-vf', 'scale=854:480', // Redimensionne la vidéo en 480p
+           '-vf', scale,
            '-b:v', '1500k', // Force un bitrate vidéo de 1500 kbps (ajuste si nécessaire)
            outputVideo
        ];