根因:整段模式按 40ms/帧回放音频给讯飞 = 按录音时长等比例白等(16.8s 实测等 4.6s)。
- 新增 WS /v1/asr/stream 流式代理:首消息 JWT 鉴权(不走 query 防进 access log),
二进制帧实时转发讯飞(dwa=wpgs),动态修正(sn/pgs/rg)在服务端 XfyunStream 合并,
回推 {"text","final"} 增量全文;引擎提前收尾(静音/60s)推 final 前端自动结束
- 前端:录音即连 WS,增量降采样(carry 跨片连续)实时上行,录音面板实时字幕;
WS 失败静默退回整段 POST 兜底。实测 16.8s 音频 end→final 179ms(原 ~2.5s+)
- 整段兜底路径帧间隔 40ms→8ms(实测 4.6s→1.75s,识别文本一致)
- nginx 示例加 /v1/asr/stream WS Upgrade 段;RUN 故障兜底补讯飞 IP 白名单 403 与
反代挡 WS 两条
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
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| .. | ||
| static | ||
| __init__.py | ||
| admin.py | ||
| app.py | ||
| auth.py | ||
| broker.py | ||
| pptx_render.py | ||
| sinks.py | ||
| static_files.py | ||