From 837666fe48f9ed786db75c96e2025cbcf20a1e3b Mon Sep 17 00:00:00 2001
From: Rigel Kent <sendmemail@rigelk.eu>
Date: Mon, 20 Jan 2020 20:40:30 +0100
Subject: Add tests for video downscale framerate matching

---
 server/helpers/ffmpeg-utils.ts | 12 ++++++++----
 server/helpers/logger.ts       |  2 +-
 2 files changed, 9 insertions(+), 5 deletions(-)

(limited to 'server/helpers')

diff --git a/server/helpers/ffmpeg-utils.ts b/server/helpers/ffmpeg-utils.ts
index 78f9ba07c..63dc5b6a3 100644
--- a/server/helpers/ffmpeg-utils.ts
+++ b/server/helpers/ffmpeg-utils.ts
@@ -263,6 +263,10 @@ async function canDoQuickTranscode (path: string): Promise<boolean> {
   return true
 }
 
+function getClosestFramerateStandard (fps: number, hd = false): number {
+  return VIDEO_TRANSCODING_FPS[hd ? 'HD_STANDARD' : 'STANDARD'].slice(0).sort((a, b) => fps % a - fps % b)[0]
+}
+
 // ---------------------------------------------------------------------------
 
 export {
@@ -291,11 +295,11 @@ async function buildx264Command (command: ffmpeg.FfmpegCommand, options: Transco
     options.resolution !== undefined &&
     options.resolution < VIDEO_TRANSCODING_FPS.KEEP_ORIGIN_FPS_RESOLUTION_MIN &&
     fps > VIDEO_TRANSCODING_FPS.AVERAGE ||
-    // If the video is doesn't match had standard
-    !VIDEO_TRANSCODING_FPS.HD_STANDARD.map(value => fps % value).includes(0)
+    // If the video is doesn't match hd standard
+    !VIDEO_TRANSCODING_FPS.HD_STANDARD.some(value => fps % value === 0)
   ) {
     // Get closest standard framerate by modulo: downsampling has to be done to a divisor of the nominal fps value
-    fps = VIDEO_TRANSCODING_FPS.STANDARD.sort((a, b) => fps % a - fps % b)[0]
+    fps = getClosestFramerateStandard(fps)
   }
 
   command = await presetH264(command, options.inputPath, options.resolution, fps)
@@ -308,7 +312,7 @@ async function buildx264Command (command: ffmpeg.FfmpegCommand, options: Transco
 
   if (fps) {
     // Hard FPS limits
-    if (fps > VIDEO_TRANSCODING_FPS.MAX) fps = VIDEO_TRANSCODING_FPS.HD_STANDARD.sort((a, b) => fps % a - fps % b)[0]
+    if (fps > VIDEO_TRANSCODING_FPS.MAX) fps = getClosestFramerateStandard(fps, true)
     else if (fps < VIDEO_TRANSCODING_FPS.MIN) fps = VIDEO_TRANSCODING_FPS.MIN
 
     command = command.withFPS(fps)
diff --git a/server/helpers/logger.ts b/server/helpers/logger.ts
index 395417612..fd2988ad0 100644
--- a/server/helpers/logger.ts
+++ b/server/helpers/logger.ts
@@ -5,7 +5,7 @@ import * as winston from 'winston'
 import { FileTransportOptions } from 'winston/lib/winston/transports'
 import { CONFIG } from '../initializers/config'
 import { omit } from 'lodash'
-import { LOG_FILENAME } from '@server/initializers/constants'
+import { LOG_FILENAME } from '../initializers/constants'
 
 const label = CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT
 
-- 
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