feat(DashManifest): Add DRM infos to MPD

Required in newer versions of Shaka (for playback of protected content).

src/utils/DashManifest.tsx

@@ -65,6 +65,17 @@ function SegmentInfo({ info }: { info: FSegmentInfo }) {
   </>;
 }
 
+function getDrmSystemId(drm_family?: string): string | null {
+  switch (drm_family) {
+    case 'WIDEVINE':
+      return 'edef8ba9-79d6-4ace-a3c8-27dcd51d21ed';
+    case 'PLAYREADY':
+      return '9a04f079-9840-4286-ab92-e65be0885f95'; 
+    default:
+      return null;
+  }
+}
+
 async function DashManifest({
   streamingData,
   isPostLiveDvr,
@@ -109,6 +120,11 @@ async function DashManifest({
             audioSamplingRate={set.audio_sample_rate}
             contentType="audio"
           >
+            {
+              set.drm_families && set.drm_families.map((drm_family) => (
+                <contentProtection schemeIdUri={`urn:uuid:${getDrmSystemId(drm_family)}`}/>
+              ))
+            }
             {
               set.track_roles && set.track_roles.map((role) => (
                 <role
@@ -164,6 +180,11 @@ async function DashManifest({
             frameRate={set.fps}
             contentType="video"
           >
+            {
+              set.drm_families && set.drm_families.map((drm_family) => (
+                <contentProtection schemeIdUri={`urn:uuid:${getDrmSystemId(drm_family)}`}/>
+              ))
+            }
             {
               set.color_info.primaries &&
               <supplementalProperty
@@ -295,4 +316,4 @@ export function toDash(
       captionTracks={caption_tracks}
     />
   );
-}
+}

src/utils/StreamingInfo.ts

@@ -32,6 +32,8 @@ export interface AudioSet {
   track_name?: string;
   track_roles?: ('main' | 'dub' | 'description' | 'enhanced-audio-intelligibility' | 'alternate')[];
   channels?: number;
+  drm_families?: string[];
+  drm_track_type?: string;
   representations: AudioRepresentation[];
 }
 
@@ -81,6 +83,8 @@ export interface VideoSet {
   color_info: ColorInfo;
   codecs?: string;
   fps?: number;
+  drm_families?: string[];
+  drm_track_type?: string;
   representations: VideoRepresentation[]
 }
 
@@ -481,6 +485,8 @@ function getAudioSet(
     track_name,
     track_roles: getTrackRoles(first_format, has_drc_streams),
     channels: hoistAudioChannelsIfPossible(formats, hoisted),
+    drm_families: first_format.drm_families,
+    drm_track_type: first_format.drm_track_type,
     representations: formats.map((format) => getAudioRepresentation(format, hoisted, url_transformer, actions, player, cpn, shared_post_live_dvr_info, is_sabr))
   };
 
@@ -596,6 +602,8 @@ function getVideoSet(
     color_info,
     codecs: hoistCodecsIfPossible(formats, hoisted),
     fps: hoistNumberAttributeIfPossible(formats, 'fps', hoisted),
+    drm_families: first_format.drm_families,
+    drm_track_type: first_format.drm_track_type,
     representations: formats.map((format) => getVideoRepresentation(format, url_transformer, hoisted, player, actions, cpn, shared_post_live_dvr_info, is_sabr))
   };