Implement remote runner jobs in server

Move ffmpeg functions to @shared

1 files changed, 59 insertions, 0 deletions

diff --git a/shared/ffmpeg/ffmpeg-images.ts b/shared/ffmpeg/ffmpeg-images.ts
new file mode 100644
index 000000000..2db63bd8b
--- /dev/null
+++ b/shared/ffmpeg/ffmpeg-images.ts
@@ -0,0 +1,59 @@
+import { FFmpegCommandWrapper, FFmpegCommandWrapperOptions } from './ffmpeg-command-wrapper'
+
+export class FFmpegImage {
+  private readonly commandWrapper: FFmpegCommandWrapper
+
+  constructor (options: FFmpegCommandWrapperOptions) {
+    this.commandWrapper = new FFmpegCommandWrapper(options)
+  }
+
+  convertWebPToJPG (options: {
+    path: string
+    destination: string
+  }): Promise<void> {
+    const { path, destination } = options
+
+    this.commandWrapper.buildCommand(path)
+      .output(destination)
+
+    return this.commandWrapper.runCommand({ silent: true })
+  }
+
+  processGIF (options: {
+    path: string
+    destination: string
+    newSize: { width: number, height: number }
+  }): Promise<void> {
+    const { path, destination, newSize } = options
+
+    this.commandWrapper.buildCommand(path)
+      .fps(20)
+      .size(`${newSize.width}x${newSize.height}`)
+      .output(destination)
+
+    return this.commandWrapper.runCommand()
+  }
+
+  async generateThumbnailFromVideo (options: {
+    fromPath: string
+    folder: string
+    imageName: string
+  }) {
+    const { fromPath, folder, imageName } = options
+
+    const pendingImageName = 'pending-' + imageName
+
+    const thumbnailOptions = {
+      filename: pendingImageName,
+      count: 1,
+      folder
+    }
+
+    return new Promise<string>((res, rej) => {
+      this.commandWrapper.buildCommand(fromPath)
+        .on('error', rej)
+        .on('end', () => res(imageName))
+        .thumbnail(thumbnailOptions)
+    })
+  }
+}