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## Release notes ### 中文 - 新增「超保真」(256 kbps)与「录音室」(320 kbps)两个音频档位;发送上限与接收封顶同步提升至 320 kbps。 ### English - Add "Ultra" (256 kbps) and "Master" (320 kbps) audio presets; the send ceiling and the receiver cap are raised to 320 kbps.
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Problem and outcome / 问题与结果
屏幕共享音频档位自 #165 起为 64/128/192 kbps(普通/音乐/保真),且接收端协商封顶同为 192 kbps —— 选择更高音质也无法生效,因为接收侧的
maxaveragebitrate封顶会把发送端压回 192 kbps。对音乐、演奏等对高频细节敏感的场景,该上限过紧。本 PR 保持原三档不变,新增两个更高档位,并把接收端封顶同步提升:
各端保持一致:Web 档位表与协商封顶、服务端质量设置校验、桌面端原生采集映射与码率白名单、媒体边的 Opus 接收参数。
Release notes
中文
本次更新为音频质量提升:在「普通 / 音乐 / 保真」之外新增「超保真」(256 kbps)与「录音室」(320 kbps)两档,适合音乐、演出等对音质要求更高的分享场景。
English
This is an audio quality update: two higher tiers join Standard / Music / Studio — "Ultra" (256 kbps) and "Master" (320 kbps) — for music and performance-style shares.
Verification / 验证
npm run typecheck— passednpx vitest run— 1379 passed / 0 failed(含针对 320 kbps 封顶更新的 SDP 与 peer-generation 断言)go test ./internal/server/protocol/ ./internal/app/nativecontrol/ ./internal/app/nativehost/ ./internal/app/mediaedge/— passedImpact / 影响
(沿革:本 PR 扩展 #165 引入的档位阶梯。)