hls service and controller

server/src/dtos/streaming.dto.ts

@@ -0,0 +1,26 @@
+import { createZodDto } from 'nestjs-zod';
+import z from 'zod';
+
+const HlsSessionParamSchema = z.object({
+  id: z.uuidv4(),
+  sessionId: z.uuidv4(),
+});
+
+export class HlsSessionParamDto extends createZodDto(HlsSessionParamSchema) {}
+
+const HlsVariantParamSchema = z.object({
+  id: z.uuidv4(),
+  sessionId: z.uuidv4(),
+  variantIndex: z.coerce.number().int().min(0),
+});
+
+export class HlsVariantParamDto extends createZodDto(HlsVariantParamSchema) {}
+
+const HlsSegmentParamSchema = z.object({
+  id: z.uuidv4(),
+  sessionId: z.uuidv4(),
+  variantIndex: z.coerce.number().int().min(0),
+  filename: z.string().regex(/^(init\.mp4|seg_\d+\.m4s)$/, { error: 'Invalid HLS segment filename' }),
+});
+
+export class HlsSegmentParamDto extends createZodDto(HlsSegmentParamSchema) {}

server/src/dtos/system-config.dto.ts

@@ -83,6 +83,11 @@ const SystemConfigFFmpegSchema = z
     accel: TranscodeHardwareAccelerationSchema,
     accelDecode: configBool.describe('Accelerated decode'),
     tonemap: ToneMappingSchema,
+    realtime: z
+      .object({
+        enabled: configBool.describe('Enable real-time HLS transcoding (alpha)'),
+      })
+      .meta({ id: 'SystemConfigFFmpegRealtimeDto' }),
   })
   .meta({ id: 'SystemConfigFFmpegDto' });