feat(server): tone-mapping (#3512)

* added tonemapping

* check for hdr in transcode policy

* merged video thumbnail and transcoding logic

* updated tests

* removed log

* added dashboard option, updated api

* `out_color_matrix` for sdr video thumbs, cleanup

* updated tests & styling

* refactored tonemapping setting

* fixed tests

* formatting

* added tests

* updated api

* set target npl higher for mobius and reinhard

* convert to nv12 before nvenc

* fix test

---------

Co-authored-by: Alex Tran <alex.tran1502@gmail.com>

server/src/domain/system-config/dto/system-config-ffmpeg.dto.ts

@@ -1,4 +1,4 @@
-import { AudioCodec, TranscodeHWAccel, TranscodePolicy, VideoCodec } from '@app/infra/entities';
+import { AudioCodec, ToneMapping, TranscodeHWAccel, TranscodePolicy, VideoCodec } from '@app/infra/entities';
 import { ApiProperty } from '@nestjs/swagger';
 import { Type } from 'class-transformer';
 import { IsBoolean, IsEnum, IsInt, IsString, Max, Min } from 'class-validator';
@@ -44,4 +44,8 @@ export class SystemConfigFFmpegDto {
   @IsEnum(TranscodeHWAccel)
   @ApiProperty({ enumName: 'TranscodeHWAccel', enum: TranscodeHWAccel })
   accel!: TranscodeHWAccel;
+
+  @IsEnum(ToneMapping)
+  @ApiProperty({ enumName: 'ToneMapping', enum: ToneMapping })
+  tonemap!: ToneMapping;
 }