From 266707202c2ffcb8a1b7649ec29106dd444f4a77 Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Tue, 27 Feb 2018 11:29:24 +0100
Subject: Keep ratio for thumbnails

---
 server/helpers/ffmpeg-utils.ts | 18 +++++++++++-------
 server/models/video/video.ts   |  8 ++------
 2 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/server/helpers/ffmpeg-utils.ts b/server/helpers/ffmpeg-utils.ts
index ad6f2f867..57911bc73 100644
--- a/server/helpers/ffmpeg-utils.ts
+++ b/server/helpers/ffmpeg-utils.ts
@@ -1,6 +1,8 @@
 import * as ffmpeg from 'fluent-ffmpeg'
 import { VideoResolution } from '../../shared/models/videos'
 import { CONFIG, MAX_VIDEO_TRANSCODING_FPS } from '../initializers'
+import { processImage } from './image-utils'
+import { join } from 'path'
 
 async function getVideoFileHeight (path: string) {
   const videoStream = await getVideoFileStream(path)
@@ -34,23 +36,25 @@ function getDurationFromVideoFile (path: string) {
   })
 }
 
-function generateImageFromVideoFile (fromPath: string, folder: string, imageName: string, size: string) {
+async function generateImageFromVideoFile (fromPath: string, folder: string, imageName: string, size: { width: number, height: number }) {
+  const pendingImageName = 'pending-' + imageName
+
   const options = {
-    filename: imageName,
+    filename: pendingImageName,
     count: 1,
     folder
   }
 
-  if (size !== undefined) {
-    options['size'] = size
-  }
-
-  return new Promise<string>((res, rej) => {
+  await new Promise<string>((res, rej) => {
     ffmpeg(fromPath)
       .on('error', rej)
       .on('end', () => res(imageName))
       .thumbnail(options)
   })
+
+  const pendingImagePath = join(folder, pendingImageName)
+  const destination = join(folder, imageName)
+  await processImage({ path: pendingImagePath }, destination, size)
 }
 
 type TranscodeOptions = {
diff --git a/server/models/video/video.ts b/server/models/video/video.ts
index 839b81a8b..4e065e377 100644
--- a/server/models/video/video.ts
+++ b/server/models/video/video.ts
@@ -793,24 +793,20 @@ export class VideoModel extends Model<VideoModel> {
   }
 
   createPreview (videoFile: VideoFileModel) {
-    const imageSize = PREVIEWS_SIZE.width + 'x' + PREVIEWS_SIZE.height
-
     return generateImageFromVideoFile(
       this.getVideoFilePath(videoFile),
       CONFIG.STORAGE.PREVIEWS_DIR,
       this.getPreviewName(),
-      imageSize
+      PREVIEWS_SIZE
     )
   }
 
   createThumbnail (videoFile: VideoFileModel) {
-    const imageSize = THUMBNAILS_SIZE.width + 'x' + THUMBNAILS_SIZE.height
-
     return generateImageFromVideoFile(
       this.getVideoFilePath(videoFile),
       CONFIG.STORAGE.THUMBNAILS_DIR,
       this.getThumbnailName(),
-      imageSize
+      THUMBNAILS_SIZE
     )
   }
 
-- 
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