feat(server): transcoding hardware acceleration (#3171)

* added transcode configs for nvenc,qsv and vaapi

* updated dev docker compose

* added software fallback

* working vaapi

* minor fixes and added tests

* updated api

* compile libvips

* move hwaccel settings to `hwaccel.yml`

* changed default dockerfile, moved `readdir` call

* removed unused import

* minor cleanup

* fix for arm build

* added documentation, minor fixes

* added intel driver

* updated docs

styling

* uppercase codec and api names

* formatting

* added tests

* updated docs

* removed semicolons

* added link to `hwaccel.yml`

* added newlines

* added `hwaccel` section to docker-compose.prod.yml

* ensure mesa drivers are installed

* switch to mimalloc for sharp

* moved build version and sha256 to json

* let libmfx set the render device

* possible fix for vp9 on qsv

* updated tests

* formatting

* review suggestions

* semicolon

* moved `LD_PRELOAD` to start script

* switched to jellyfin's ffmpeg package

* fixed dockerfile

* use cqp instead of icq for qsv vp9

* updated dockerfile

* added sha256sum for other platforms

* fixtures

server/src/infra/entities/system-config.entity.ts

@@ -23,6 +23,7 @@ export enum SystemConfigKey {
   FFMPEG_MAX_BITRATE = 'ffmpeg.maxBitrate',
   FFMPEG_TWO_PASS = 'ffmpeg.twoPass',
   FFMPEG_TRANSCODE = 'ffmpeg.transcode',
+  FFMPEG_ACCEL = 'ffmpeg.accel',
 
   JOB_THUMBNAIL_GENERATION_CONCURRENCY = 'job.thumbnailGeneration.concurrency',
   JOB_METADATA_EXTRACTION_CONCURRENCY = 'job.metadataExtraction.concurrency',
@@ -71,6 +72,13 @@ export enum AudioCodec {
   OPUS = 'opus',
 }
 
+export enum TranscodeHWAccel {
+  NVENC = 'nvenc',
+  QSV = 'qsv',
+  VAAPI = 'vaapi',
+  DISABLED = 'disabled',
+}
+
 export interface SystemConfig {
   ffmpeg: {
     crf: number;
@@ -82,6 +90,7 @@ export interface SystemConfig {
     maxBitrate: string;
     twoPass: boolean;
     transcode: TranscodePolicy;
+    accel: TranscodeHWAccel;
   };
   job: Record<QueueName, { concurrency: number }>;
   oauth: {