1 files changed, 17 insertions, 0 deletions

diff --git a/packages/ffmpeg/src/ffmpeg-utils.ts b/packages/ffmpeg/src/ffmpeg-utils.ts
new file mode 100644
index 000000000..56fd8c0b3
--- /dev/null
+++ b/packages/ffmpeg/src/ffmpeg-utils.ts
@@ -0,0 +1,17 @@
+import { EncoderOptions } from '@peertube/peertube-models'
+
+export type StreamType = 'audio' | 'video'
+
+export function buildStreamSuffix (base: string, streamNum?: number) {
+  if (streamNum !== undefined) {
+    return `${base}:${streamNum}`
+  }
+
+  return base
+}
+
+export function getScaleFilter (options: EncoderOptions): string {
+  if (options.scaleFilter) return options.scaleFilter.name
+
+  return 'scale'
+}