feat(casting): add Chromecast device profile builder

2026-06-02 20:18:29 +01:00 · 2026-05-21 02:16:29 +02:00
parent bcfa8c6d63
commit e3f105691b
2 changed files with 161 additions and 0 deletions
--- a/utils/casting/buildProfile.ts
+++ b/utils/casting/buildProfile.ts
@@ -0,0 +1,106 @@
+import type {
+  DeviceProfile,
+  ProfileCondition,
+} from "@jellyfin/sdk/lib/generated-client/models";
+import type { ChromecastCapabilities } from "./capabilities";
+
+/**
+ * Build a Jellyfin `DeviceProfile` for a Chromecast from its detected capabilities.
+ * Replaces the former static `chromecast.ts` / `chromecasth265.ts` profiles.
+ */
+export const buildChromecastProfile = (
+  caps: ChromecastCapabilities,
+): DeviceProfile => {
+  const videoCodecs = caps.hevc ? "hevc,h264" : "h264";
+  const maxHeight = caps.maxResolution === 2160 ? "2160" : "1080";
+  const maxChannels = String(caps.maxAudioChannels);
+
+  const videoConditions: ProfileCondition[] = [
+    {
+      Condition: "LessThanEqual",
+      Property: "Height",
+      Value: maxHeight,
+      IsRequired: false,
+    },
+  ];
+  // When HEVC is allowed but 10-bit is not, force the server to transcode
+  // 10-bit sources down to 8-bit.
+  if (caps.hevc && !caps.hevc10bit) {
+    videoConditions.push({
+      Condition: "LessThanEqual",
+      Property: "VideoBitDepth",
+      Value: "8",
+      IsRequired: false,
+    });
+  }
+
+  return {
+    Name: "Chromecast Video Profile",
+    MaxStreamingBitrate: caps.maxVideoBitrate,
+    MaxStaticBitrate: caps.maxVideoBitrate,
+    MusicStreamingTranscodingBitrate: 384000,
+    CodecProfiles: [
+      {
+        Type: "Video",
+        Codec: videoCodecs,
+        Conditions: videoConditions,
+      },
+      {
+        Type: "Audio",
+        Codec: "aac,mp3,flac,opus,vorbis",
+        // Force transcode of multichannel audio the receiver cannot output.
+        Conditions: [
+          {
+            Condition: "LessThanEqual",
+            Property: "AudioChannels",
+            Value: maxChannels,
+            IsRequired: false,
+          },
+        ],
+      },
+    ],
+    ContainerProfiles: [],
+    DirectPlayProfiles: [
+      {
+        Container: caps.hevc ? "mp4,mkv" : "mp4",
+        Type: "Video",
+        VideoCodec: videoCodecs,
+        AudioCodec: "aac,mp3,opus,vorbis",
+      },
+      { Container: "mp3", Type: "Audio" },
+      { Container: "aac", Type: "Audio" },
+      { Container: "flac", Type: "Audio" },
+      { Container: "wav", Type: "Audio" },
+    ],
+    TranscodingProfiles: [
+      {
+        Container: "ts",
+        Type: "Video",
+        VideoCodec: videoCodecs,
+        AudioCodec: "aac,mp3",
+        Protocol: "hls",
+        Context: "Streaming",
+        MaxAudioChannels: maxChannels,
+        MinSegments: 2,
+        BreakOnNonKeyFrames: true,
+      },
+      {
+        Container: "mp3",
+        Type: "Audio",
+        AudioCodec: "mp3",
+        Protocol: "http",
+        Context: "Streaming",
+        MaxAudioChannels: maxChannels,
+      },
+      {
+        Container: "aac",
+        Type: "Audio",
+        AudioCodec: "aac",
+        Protocol: "http",
+        Context: "Streaming",
+        MaxAudioChannels: maxChannels,
+      },
+    ],
+    SubtitleProfiles: [{ Format: "vtt", Method: "Encode" }],
+  };
+};