feat: hevc channel profile

Eyevinn · Mar 8, 2023 · 6d9128d · 6d9128d
1 parent 71bdb3b
commit 6d9128d
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Showing 3 changed files with 16 additions and 2 deletions.
diff --git a/engine/server.ts b/engine/server.ts
@@ -98,6 +98,8 @@ export interface ChannelProfile {
   bw: number;
   codecs: string;
   resolution: number[];
+  videoRange?: string;
+  frameRate?: number;
 }
 
 export interface Channel {

diff --git a/engine/session.js b/engine/session.js
@@ -993,7 +993,18 @@ class Session {
           const audioCodec = profile.codecs.split(",")[1];
           return id.match(audioCodec);
         });
-        m3u8 += '#EXT-X-STREAM-INF:BANDWIDTH=' + profile.bw + ',RESOLUTION=' + profile.resolution[0] + 'x' + profile.resolution[1] + ',CODECS="' + profile.codecs + '"' + (audioGroupId ? `,AUDIO="${audioGroupId}"` : '') + (hasClosedCaptions ? ',CLOSED-CAPTIONS="cc"' : '') + '\n';
+        let videoRange = "SDR";
+        if (profile.videoRange) {
+          videoRange = profile.videoRange;
+        }
+
+        m3u8 += '#EXT-X-STREAM-INF:BANDWIDTH=' + profile.bw +
+          ',RESOLUTION=' + profile.resolution[0] + 'x' + profile.resolution[1] + 
+          ',CODECS="' + profile.codecs + '"' + 
+          ',VIDEO-RANGE="' + videoRange + '"' +
+          (profile.frameRate ? `,FRAME-RATE=${profile.frameRate.toFixed(3)}` : '') +
+          (audioGroupId ? `,AUDIO="${audioGroupId}"` : '') + 
+          (hasClosedCaptions ? ',CLOSED-CAPTIONS="cc"' : '') + '\n';
         m3u8 += "master" + profile.bw + ".m3u8;session=" + this._sessionId + "\n";
       });
     } else {

diff --git a/server-uhd.ts b/server-uhd.ts
@@ -70,7 +70,8 @@ class RefChannelManager implements IChannelManager {
   _getProfile(): ChannelProfile[] {
     return [
       { resolution: [1280, 720], bw: 3725519, codecs: "avc1.64001F,mp4a.40.2" },
-      { resolution: [1280, 720], bw: 5903428, codecs: "avc1.64001F,ac-3" }
+      { resolution: [1280, 720], bw: 5903428, codecs: "avc1.64001F,ac-3" },
+      { resolution: [1280, 720], bw: 6676458, videoRange: "PQ", frameRate: 24.000, codecs: "hvc1.2.4.L93.90,mp4a.40.2" },
     ];
   }