testing profile autoselect

1 files changed, 31 insertions, 7 deletions

diff --git a/web/script/player/profiles.ts b/web/script/player/profiles.ts
index 3b3379a..b4de534 100644
--- a/web/script/player/profiles.ts
+++ b/web/script/player/profiles.ts
@@ -1,22 +1,46 @@
 import { OVar } from "../jshelper/mod.ts";
 import { EncodingProfile, JhlsMetadata } from "./jhls.d.ts";
 
-export interface EncodingProfileExt extends EncodingProfile { id: number }
+export interface EncodingProfileExt extends EncodingProfile { id: number, order: number }
 export class ProfileSelector {
     profiles_video: EncodingProfileExt[] = []
     profiles_audio: EncodingProfileExt[] = []
     profiles_subtitles: EncodingProfileExt[] = []
+    remux_bandwidth = new Map<number, { size: number, duration: number }>()
 
     constructor(private bandwidth: OVar<number>, private metadata: JhlsMetadata) {
         for (let id = 0; id < metadata.extra_profiles.length; id++) {
             const p = metadata.extra_profiles[id];
-            if (p.audio) this.profiles_audio.push({ id, ...p })
-            if (p.video) this.profiles_video.push({ id, ...p })
-            if (p.subtitles) this.profiles_subtitles.push({ id, ...p })
+            if (p.audio) this.profiles_audio.push({ id, order: 0, ...p })
+            if (p.video) this.profiles_video.push({ id, order: 0, ...p })
+            if (p.subtitles) this.profiles_subtitles.push({ id, order: 0, ...p })
         }
+        this.profiles_audio.sort((a, b) => profile_bw(b) - profile_bw(a))
+        this.profiles_video.sort((a, b) => profile_bw(b) - profile_bw(a))
+        this.profiles_subtitles.sort((a, b) => profile_bw(b) - profile_bw(a))
+        for (let i = 0; i < this.profiles_audio.length; i++) this.profiles_audio[i].order = i
+        for (let i = 0; i < this.profiles_video.length; i++) this.profiles_video[i].order = i
+        for (let i = 0; i < this.profiles_subtitles.length; i++) this.profiles_subtitles[i].order = i
     }
-
-    select_optimal_profile(track: number, profile: OVar<EncodingProfileExt>) {
-        // TODO
+    profile_list_for_track(track: number): EncodingProfileExt[] {
+        const i = this.metadata.tracks[track].info.kind
+        if (i.audio) return this.profiles_audio
+        if (i.video) return this.profiles_video
+        if (i.subtitles) return this.profiles_subtitles
+        return []
+    }
+    select_optimal_profile(track: number, profile: OVar<EncodingProfileExt | undefined>) {
+        if (this.bandwidth.value < 5000 * 1000) {
+            profile.value = this.profile_list_for_track(track)[0]
+        } else {
+            profile.value = undefined
+        }
     }
 }
+
+function profile_bw(p: EncodingProfile): number {
+    if (p.audio) return p.audio.bitrate / 8
+    if (p.video) return p.video.bitrate / 8
+    if (p.subtitles) return 100
+    return 0
+}