1 files changed, 46 insertions, 0 deletions

diff --git a/server/helpers/ffmpeg/ffmpeg-images.ts b/server/helpers/ffmpeg/ffmpeg-images.ts
new file mode 100644
index 000000000..7f64c6d0a
--- /dev/null
+++ b/server/helpers/ffmpeg/ffmpeg-images.ts
@@ -0,0 +1,46 @@
+import ffmpeg from 'fluent-ffmpeg'
+import { FFMPEG_NICE } from '@server/initializers/constants'
+import { runCommand } from './ffmpeg-commons'
+
+function convertWebPToJPG (path: string, destination: string): Promise<void> {
+  const command = ffmpeg(path, { niceness: FFMPEG_NICE.THUMBNAIL })
+    .output(destination)
+
+  return runCommand({ command, silent: true })
+}
+
+function processGIF (
+  path: string,
+  destination: string,
+  newSize: { width: number, height: number }
+): Promise<void> {
+  const command = ffmpeg(path, { niceness: FFMPEG_NICE.THUMBNAIL })
+    .fps(20)
+    .size(`${newSize.width}x${newSize.height}`)
+    .output(destination)
+
+  return runCommand({ command })
+}
+
+async function generateThumbnailFromVideo (fromPath: string, folder: string, imageName: string) {
+  const pendingImageName = 'pending-' + imageName
+
+  const options = {
+    filename: pendingImageName,
+    count: 1,
+    folder
+  }
+
+  return new Promise<string>((res, rej) => {
+    ffmpeg(fromPath, { niceness: FFMPEG_NICE.THUMBNAIL })
+      .on('error', rej)
+      .on('end', () => res(imageName))
+      .thumbnail(options)
+  })
+}
+
+export {
+  convertWebPToJPG,
+  processGIF,
+  generateThumbnailFromVideo
+}