From 3eb550052531094753207bdadf4b0e32687792de Mon Sep 17 00:00:00 2001 From: Harvey Zhao Date: Tue, 15 Sep 2026 13:12:05 +0800 Subject: [PATCH] test(audio): [PKG-AUDIO-05] distinguish prefix startup from native starvation --- refactor/audio-validation.md | 12 + .../baselines/audio-prefix-validation.json | 4038 +++++++++++++++++ .../changes/2026-09-15-PKG-AUDIO-05-prefix.md | 64 + refactor/plan.md | 2 +- refactor/progress.md | 6 + refactor/risks.json | 6 +- refactor/tasks.json | 4 +- test/browser/README.md | 11 + test/browser/media-gate-native.spec.js | 19 +- 9 files changed, 4151 insertions(+), 11 deletions(-) create mode 100644 refactor/baselines/audio-prefix-validation.json create mode 100644 refactor/changes/2026-09-15-PKG-AUDIO-05-prefix.md diff --git a/refactor/audio-validation.md b/refactor/audio-validation.md index f40e61d78..ec4c7935d 100644 --- a/refactor/audio-validation.md +++ b/refactor/audio-validation.md @@ -124,3 +124,15 @@ Chromium/Firefox 的八种组合都观测到推进与可信 waiting，Windows We 不支持缓冲；更不能为候选忽略 failing 用例。AUDIO-BUFFER-01 保持 open，Audio-05 仍 doing；需要其他可实际执行的原生环境/输入路径补齐。当前没有已安装 WSL 发行版或 可用 Docker 命令。物理设备、声音输出、自动播放策略和 Audio-06 的安装/demo 仍未验收。 + +### PKG-AUDIO-05 同文件字节前缀对照 + +后续[前缀诊断](changes/2026-09-15-PKG-AUDIO-05-prefix.md)保留相同 MP4/AAC、 +媒体哈希和原有集成断言。原生 Windows WebKit 在更大的前缀下可以于尾部仍被扣住时 +推进时钟，说明之前的“不推进”不是这两个格式一概不能渐进起播。四个完整模式 +诊断仍未见可信 waiting；起播不能作为缓冲成功。保持 AUDIO-BUFFER-01 和任务05开放。 + +`media-gate-native.spec.js` 新增可选字节参数和放行前独立请求快照，并在恢复失败时 +仍保存阶段证据。默认参数、观察时限和 `audio-buffering.spec.js` 均未改变。 +明确比较原生时钟、readyState、buffered 与实际已发送字节，不只看最终请求的 +sent（放行后该数值已变成完整正文）。复跑参数和原始失败限制见检查点。 diff --git a/refactor/baselines/audio-prefix-validation.json b/refactor/baselines/audio-prefix-validation.json new file mode 100644 index 000000000..6613560ec --- /dev/null +++ b/refactor/baselines/audio-prefix-validation.json @@ -0,0 +1,4038 @@ +{ + "task": "PKG-AUDIO-05", + "status": "checkpoint", + "source": "bf56d091787bc32c1aacc84ac96904e0349bb0a8", + "capturedAt": 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+ "closed": true + } + ], + "errors": [] + } + ] + }, + { + "script": { + "path": "refactor/.cache/audio-prefix-starvation-probe.mjs", + "sha256": "be4eafd29e0e449a65056557d8303588b340be6ff38e97bfdc9a4c6101b0ccbe" + }, + "report": { + "path": "refactor/.cache/audio-prefix-starvation-probe.json", + "sha256": "8706f53e56b357f6aff3d5ac63b19b91ac16195464fc57970e52a8906bf45d8d" + }, + "browser": "26.6", + "platform": "win32", + "cases": [ + { + "owner": "video", + "file": "pattern.mp4", + "sha256": "0ad1d7ad286aec6e0fa9e27fc1e487e7277df2e603e30040fb942365763d0233", + "bytes": 251538, + "limit": 131072, + "progressed": false, + "waiting": false, + "before": { + "time": 0.0014543, + "readyState": 4, + "paused": false, + "buffered": [], + "events": [ + { + "name": "loadedmetadata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 432 + }, + { + "name": "loadeddata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 433 + }, + { + "name": "canplay", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 433 + }, + { + "name": "playing", + "trusted": true, + "time": 0.0014543, + "readyState": 4, + "at": 596 + } + ] + }, + "requestsBefore": [ + { + "method": "GET", + "range": "bytes=0-", + "start": 0, + "end": 251537, + "sent": 131072, + "wasHeld": true, + "closed": false + } + ], + "after": { + "time": 0.3076027, + "readyState": 4, + "paused": false, + "buffered": [], + "events": [ + { + "name": "loadedmetadata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 432 + }, + { + "name": "loadeddata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 433 + }, + { + "name": "canplay", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 433 + }, + { + "name": "playing", + "trusted": true, + "time": 0.0014543, + "readyState": 4, + "at": 596 + } + ] + }, + "requestsAfter": [ + { + "method": "GET", + "range": "bytes=0-", + "start": 0, + "end": 251537, + "sent": 251538, + "wasHeld": true, + "closed": true + } + ], + "errors": [] + }, + { + "owner": "audio", + "file": "audio-tone.m4a", + "sha256": "83e6672b880b5d1c97093b1e26bdc40221c0b279615f40e99dbf9d2ade7b4d56", + "bytes": 132436, + "limit": 49152, + "progressed": false, + "waiting": false, + "before": { + "time": 0, + "readyState": 4, + "paused": false, + "buffered": [], + "events": [ + { + "name": "loadedmetadata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 132 + }, + { + "name": "loadeddata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 132 + }, + { + "name": "canplay", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 132 + }, + { + "name": "playing", + "trusted": true, + "time": 0, + "readyState": 4, + "at": 316 + } + ] + }, + "requestsBefore": [ + { + "method": "GET", + "range": "bytes=0-", + "start": 0, + "end": 132435, + "sent": 49152, + "wasHeld": true, + "closed": false + } + ], + "after": { + "time": 0.3243953, + "readyState": 4, + "paused": false, + "buffered": [], + "events": [ + { + "name": "loadedmetadata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 132 + }, + { + "name": "loadeddata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 132 + }, + { + "name": "canplay", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 132 + }, + { + "name": "playing", + "trusted": true, + "time": 0, + "readyState": 4, + "at": 316 + } + ] + }, + "requestsAfter": [ + { + "method": "GET", + "range": "bytes=0-", + "start": 0, + "end": 132435, + "sent": 132436, + "wasHeld": true, + "closed": true + } + ], + "errors": [] + } + ] + }, + { + "script": { + "path": "refactor/.cache/audio-prefix-larger-probe.mjs", + "sha256": "3888462ff4d4236e2546872dd61f626319e1e0ff280ddfcc47b86884ef49667f" + }, + "report": { + "path": "refactor/.cache/audio-prefix-larger-probe.json", + "sha256": "ff18643493bd8b2b6f00d93851b0488537636a0c0182b71640179c3d358f6daa" + }, + "browser": "26.6", + "platform": "win32", + "cases": [ + { + "recoveryError": "page.waitForFunction: Timeout 7000ms exceeded.", + "owner": "video", + "file": "pattern.mp4", + "sha256": "0ad1d7ad286aec6e0fa9e27fc1e487e7277df2e603e30040fb942365763d0233", + "bytes": 251538, + "limit": 188653, + "progressed": true, + "waiting": false, + "before": { + "time": 9.3192592, + "readyState": 4, + "paused": false, + "ended": true, + "buffered": [], + "events": [ + { + "name": "loadedmetadata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 541 + }, + { + "name": "loadeddata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 541 + }, + { + "name": "canplay", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 541 + }, + { + "name": "playing", + "trusted": true, + "time": 0.0033973, + "readyState": 4, + "at": 670 + } + ] + }, + "requestsBefore": [ + { + "method": "GET", + "range": "bytes=0-", + "start": 0, + "end": 251537, + "sent": 188653, + "wasHeld": true, + "closed": false + } + ], + "after": { + "time": 9.3305807, + "readyState": 3, + "paused": false, + "ended": true, + "buffered": [], + "events": [ + { + "name": "loadedmetadata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 541 + }, + { + "name": "loadeddata", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 541 + }, + { + "name": "canplay", + "trusted": true, + "time": 0, + "readyState": 3, + "at": 541 + }, + { + "name": "playing", + "trusted": true, + "time": 0.0033973, + "readyState": 4, + "at": 670 + } + ] + }, + "requestsAfter": [ + { + "method": "GET", + "range": "bytes=0-", + "start": 0, + "end": 251537, + "sent": 251538, + "wasHeld": true, + "closed": true + } + ], + "errors": [] + }, + { + "recoveryError": null, + "owner": "audio", + "file": "audio-tone.m4a", + "sha256": "83e6672b880b5d1c97093b1e26bdc40221c0b279615f40e99dbf9d2ade7b4d56", + "bytes": 132436, + "limit": 65536, + "progressed": true, + "waiting": false, + "before": { + "time": 5.6106579, + "readyState": 4, + "paused": false, + "ended": false, + "buffered": [], + "events": [ + { + "name": "loadedmetadata", + "trusted": true, + "time": 0, + "readyState": 4, + "at": 132 + }, + { + "name": "loadeddata", + "trusted": true, + "time": 0, + "readyState": 4, + "at": 132 + }, + { + "name": "canplay", + "trusted": true, + "time": 0, + "readyState": 4, + "at": 132 + }, + { + "name": "playing", + "trusted": true, + "time": 0, + "readyState": 4, + "at": 315 + } + ] + }, + "requestsBefore": [ + { + "method": "GET", + "range": "bytes=0-", + "start": 0, + "end": 132435, + "sent": 65536, + "wasHeld": true, + "closed": false + } + ], + "after": { + "time": 5.9158745, + "readyState": 4, + "paused": false, + "ended": false, + "buffered": [], + "events": [ + { + "name": "loadedmetadata", + "trusted": true, + "time": 0, + "readyState": 4, + "at": 132 + }, + { + "name": "loadeddata", + "trusted": true, + "time": 0, + "readyState": 4, + "at": 132 + }, + { + "name": "canplay", + "trusted": true, + "time": 0, + "readyState": 4, + "at": 132 + }, + { + "name": "playing", + "trusted": true, + "time": 0, + "readyState": 4, + "at": 315 + } + ] + }, + "requestsAfter": [ + { + "method": "GET", + "range": "bytes=0-", + "start": 0, + "end": 132435, + "sent": 132436, + "wasHeld": true, + "closed": true + } + ], + "errors": [] + } + ] + } + ], + "initialExtendedFailure": { + "exitCode": 1, + "error": "page.waitForFunction: Timeout 7000ms exceeded.", + "stage": "post-release clock greater than pre-release time plus 0.3", + "scope": "Nine-second independent observation. It failed before attaching the case; subsequent probe adds before-release checkpoint and preserves recoveryError. This is not a plugin regression or a passing buffering test." + }, + "packetInspection": [ + { + "owner": "video", + "report": { + "path": "refactor/.cache/audio-prefix-video-packets.json", + "sha256": "1469c50c08e9763bbab7e57e75d919aaf418ce1277e529ce21f72ff49608bf09" + }, + "format": { + "duration": "8.000000", + "size": "251538" + }, + "boundaries": [ + { + "limit": 32768, + "lastCompletePacket": { + "pts_time": "0.875000", + "size": "1033", + "pos": "30991" + } + }, + { + "limit": 49152, + "lastCompletePacket": { + "pts_time": "1.458333", + "size": "992", + "pos": "46978" + } + }, + { + "limit": 65536, + "lastCompletePacket": { + "pts_time": "2.000000", + "size": "1541", + "pos": "62723" + } + }, + { + "limit": 98304, + "lastCompletePacket": { + "pts_time": "3.083333", + "size": "1110", + "pos": "95960" + } + }, + { + "limit": 131072, + "lastCompletePacket": { + "pts_time": "4.041667", + "size": "1521", + "pos": "129166" + } + }, + { + "limit": 188653, + "lastCompletePacket": { + "pts_time": "6.000000", + "size": "1511", + "pos": "186473" + } + } + ] + }, + { + "owner": "audio", + "report": { + "path": "refactor/.cache/audio-prefix-audio-packets.json", + "sha256": "6d003d59af0d565b5373bdf1254bd0729576e15956a960fb6672654f200a6b62" + }, + "format": { + "duration": "16.000000", + "size": "132436" + }, + "boundaries": [ + { + "limit": 32768, + "lastCompletePacket": { + "pts_time": "3.541333", + "size": "152", + "pos": "32559" + } + }, + { + "limit": 49152, + "lastCompletePacket": { + "pts_time": "5.589333", + "size": "170", + "pos": "48944" + } + }, + { + "limit": 65536, + "lastCompletePacket": { + "pts_time": "7.637333", + "size": "167", + "pos": "65342" + } + }, + { + "limit": 98304, + "lastCompletePacket": { + "pts_time": "11.712000", + "size": "176", + "pos": "97967" + } + }, + { + "limit": 131072, + "lastCompletePacket": { + "pts_time": "15.808000", + "size": "165", + "pos": "130897" + } + }, + { + "limit": 188653, + "lastCompletePacket": { + "pts_time": "15.978667", + "size": "182", + "pos": "132254" + } + } + ] + } + ], + "commands": [ + { + "command": "yarn test:browser media-gate-native.spec.js --project=webkit --workers=1", + "environment": { + "ARTPLAYER_MEDIA_GATE_VIDEO_LIMIT": "188653", + "ARTPLAYER_MEDIA_GATE_AUDIO_LIMIT": "65536" + }, + "exitCode": 0, + "log": { + "path": "refactor/.cache/audio-prefix-extended.log", + "sha256": "c91db5e4a2784922ca00ad5f347fafe9adfd837df5383950080c89ebdce4951a" + } + }, + { + "command": "yarn test:browser media-gate-native.spec.js --workers=1", + "environment": { + "prefixOverrides": "unset" + }, + "exitCode": 0, + "log": { + "path": "refactor/.cache/audio-prefix-default.log", + "sha256": "86ee3987bdbf9cb24bd8ba21c88c62a4c947dfe5ef1d8570bee2e56d87722bcf" + } + }, + { + "command": "node --test test/media-gate.test.js", + "exitCode": 0, + "passed": 3 + }, + { + "command": "node node_modules/eslint/bin/eslint.js test/browser/media-gate-native.spec.js --no-fix", + "exitCode": 0 + } + ], + "limitations": [ + "No trusted waiting in any tested Windows WebKit prefix profile.", + "The original plugin integration assertions and timeouts are unchanged and the Windows WebKit failures remain open.", + "Clock movement does not by itself prove decoded frame progression or audible output.", + "No exact installed WebKit backend source attribution or threshold established.", + "Physical Safari, Linux/macOS, full plugin combinations and remote CI remain unverified here.", + "No production source, artifacts, dependencies, public API or publication state changed." + ] +} diff --git a/refactor/changes/2026-09-15-PKG-AUDIO-05-prefix.md b/refactor/changes/2026-09-15-PKG-AUDIO-05-prefix.md new file mode 100644 index 000000000..fb725d5cc --- /dev/null +++ b/refactor/changes/2026-09-15-PKG-AUDIO-05-prefix.md @@ -0,0 +1,64 @@ +# PKG-AUDIO-05 字节前缀与原生缓冲诊断 + +接续 `bf56d091787bc32c1aacc84ac96904e0349bb0a8`，任务05仍为 doing。 +不改播放器/插件、默认媒体、公开 API、事件、分发或依赖，不关闭 AUDIO-BUFFER-01。 + +## 取证与变化 + +旧诊断中，Windows WebKit 在 96 KiB 视频 / 32 KiB 音频前缀下不推进，放行后恢复。 +本轮仅改变已发字节量，使用相同 `pattern.mp4` 和 `audio-tone.m4a`，原生对照没有 +ArtPlayer 实例；早期独立探针连核心脚本也未加载。 + +- 六项独立起播探针：视频 98,304 字节不推进，188,653 和 251,537 字节推进； + 音频 32,768 字节不推进，99,327 和 132,435 字节推进。所有尾部仍扣住，放行后 + 时钟前进。相同文件的结果不能解释为通用 codec 不支持渐进播放。 +- 两项中间前缀探针：视频 131,072、音频 49,152 字节仍不推进/无可信 waiting。 + 这只是已测点，不推断精确启动阈值、内部缓冲策略或所有系统相同。 +- 较大前缀探针增加九秒观察后，视频时钟曾达 9.319 秒而文件只有 8 秒， + ended=true；音频停在 5.611 秒且 readyState=4。均没有可信 waiting。 + 第一轮视频恢复断言因要求再推进而超时；随后在放行前写检查点并始终保留恢复 + 错误，没有把媒体结束误报成插件恢复失败，也没有用后来结果覆盖首次异常。 + +九秒窗口只用于上述一次独立诊断，不进入已提交测试。提交的原生测试保留原先 +3 秒推进 / 7 秒 waiting 观察和原恢复断言。新增两个显式诊断变量： + +```powershell +$env:ARTPLAYER_MEDIA_GATE_VIDEO_LIMIT = '188653' +$env:ARTPLAYER_MEDIA_GATE_AUDIO_LIMIT = '65536' +yarn test:browser media-gate-native.spec.js --project=webkit --workers=1 +``` + +数值须为正整数且小于文件大小，由真实 HTTP gate 校验；结束诊断后清除这两个变量， +恢复原默认前缀。参数仅用于 native spec，不作用于 `audio-buffering.spec.js`。 + +在读取原生状态后、`gate.release()` 之前，测试现在拷贝 `requestsBeforeRelease` 并 +立即附加 `native-gate-before-release`，避免后续 sent 数字被完整响应改写，也避免 +恢复断言失败丢失前半段证据。最终 capability 附件放在 finally 中，包含已到达阶段， +不把缺少 after 当作恢复成功。增加 duration/ended/buffered，便于区分时钟和实际 +响应状态。没有改变或删除音轨组合测试的可信 waiting、双时钟恢复与同步断言。 + +## 验证范围 + +机器结果见[前缀证据](../baselines/audio-prefix-validation.json)。固定 Node 24.21.0、 +Yarn 1.22.22；Playwright Chromium 153.0.8010.12、Firefox 155.0、WebKit 26.6，win32。 +独立报告/trace 输出保留在 `.cache/audio-prefix-*`，没有覆盖之前的缓冲失败。 + +较大前缀的四项 WebKit native 流式/完整部分 Range 诊断均正常退出：四项推进、 +零项可信 waiting。视频放行前约 7.3 秒，流式音频约 5.6 秒，完整 Range 音频约 +7.3 秒，readyState 均为 4；请求快照证明尾部尚未发送。它们只证明观察及放行后 +时钟恢复，不是四项缓冲验收通过。 + +真实 HTTP gate 的三项单测和改动 spec 的只读 lint 通过。默认三引擎诊断的最终 +统计及工作区检查在机器证据中记录；诊断通过数必须与 progressed/waiting 分开读。 +本轮未重建无变化的生产产物、未重跑插件全矩阵、未验证实体 Safari、声音输出或远端 CI。 + +上游实现说明可帮助定位：[WebKit Windows 媒体后端](https://github.com/WebKit/WebKit/blob/main/Source/WebCore/platform/graphics/win/MediaPlayerPrivateMediaFoundation.cpp) +有独立的缓冲事件和时钟处理， +[Playwright 官方说明](https://github.com/microsoft/playwright/blob/main/docs/src/browsers.md) +要求区分各 OS 媒体能力。但本轮没有匹配所装 WebKit 二进制的完整源码和后端执行轨迹， +不能据当前上游文件宣布精确根因已找到。下一步需要对应原生后端或其他实际支持平台 +的同输入缓冲证据；不在 ArtPlayer 中加入模拟 waiting、全局延时或放宽测试。 + +维护入口为 [audio-validation.md](../audio-validation.md) 和 +[浏览器说明](../../test/browser/README.md)。本检查点可独立撤销以恢复旧观察方式， +生产运行字节不变；不推送、部署或发布。 diff --git a/refactor/plan.md b/refactor/plan.md index 641c9022e..f7eeb8fc0 100644 --- a/refactor/plan.md +++ b/refactor/plan.md @@ -554,7 +554,7 @@ - PKG-AUDIO-02: [记录](changes/2026-09-12-PKG-AUDIO-02-tests.md) [记录](audio-validation.md) [记录](baselines/audio-validation.json) - PKG-AUDIO-03: [记录](changes/2026-09-12-PKG-AUDIO-03-lifecycle.md) [记录](baselines/audio-lifecycle-validation.json) - PKG-AUDIO-04: [记录](changes/2026-09-12-PKG-AUDIO-04-types.md) [记录](baselines/audio-types-validation.json) -- PKG-AUDIO-05: [记录](changes/2026-09-12-PKG-AUDIO-05-combinations.md) [记录](baselines/audio-combinations-first.json) [记录](baselines/audio-combinations-checkpoint.json) [记录](audio-validation.md) +- PKG-AUDIO-05: [记录](changes/2026-09-12-PKG-AUDIO-05-combinations.md) [记录](baselines/audio-combinations-first.json) [记录](baselines/audio-combinations-checkpoint.json) [记录](audio-validation.md) [记录](changes/2026-09-15-PKG-AUDIO-05-prefix.md) [记录](baselines/audio-prefix-validation.json) - PKG-AUTO-THUMB-01: [记录](baselines/auto-thumbnail-release.json) [记录](baselines/auto-thumbnail-contract.md) [记录](changes/2026-09-13-PKG-AUTO-THUMB-01-contract.md) [记录](baselines/auto-thumbnail-contract-validation.json) - PKG-AUTO-THUMB-02: [记录](baselines/auto-thumbnail-failures.md) [记录](baselines/auto-thumbnail-failures-validation.json) [记录](changes/2026-09-13-PKG-AUTO-THUMB-02-failures.md) - PKG-AUTO-THUMB-03: [记录](changes/2026-09-13-PKG-AUTO-THUMB-03-lifecycle-checkpoint.md) [记录](baselines/auto-thumbnail-lifecycle-checkpoint.json) [记录](changes/2026-09-13-PKG-AUTO-THUMB-03-hidden-renderer.md) [记录](baselines/auto-thumbnail-hidden-renderer.json) [记录](baselines/auto-thumbnail-timeline-media.json) [记录](changes/2026-09-13-PKG-AUTO-THUMB-03-frame-presentation.md) [记录](baselines/auto-thumbnail-frame-presentation.json) [记录](changes/2026-09-14-PKG-AUTO-THUMB-03-rendering-readiness.md) [记录](baselines/auto-thumbnail-rendering-readiness.json) [记录](changes/2026-09-14-PKG-AUTO-THUMB-03-first-seek.md) [记录](baselines/auto-thumbnail-first-seek.json) [记录](changes/2026-09-14-PKG-AUTO-THUMB-03-native-decoder.md) [记录](baselines/auto-thumbnail-native-decoder.json) diff --git a/refactor/progress.md b/refactor/progress.md index 3648f88b4..4557deb57 100644 --- a/refactor/progress.md +++ b/refactor/progress.md @@ -1,5 +1,11 @@ # 进度与证据 +## PKG-AUDIO-05 同文件前缀与原生缓冲检查点 + +仅改变同一 MP4/AAC 的 HTTP 放行前缀，Windows WebKit 能起播，但四项较大前缀诊断仍没有可信 waiting。默认三引擎 12 项诊断通过，实际 progressed/waiting 为 Chromium/Firefox 8/8、WebKit 0/4；诊断退出成功不算缓冲验收。新增参数只影响 native spec，放行前请求字节/媒体状态独立保存，恢复失败也保留观察。原插件集成断言、超时和运行字节均未改。见[检查点](changes/2026-09-15-PKG-AUDIO-05-prefix.md)及[证据](baselines/audio-prefix-validation.json)。 + +AUDIO-BUFFER-01 继续 open、任务05继续 doing；未以原生时钟代替实际画面/声音证据，未定位已安装媒体后端的精确根因。202/266 done、21 doing、43 todo 不变。接续需同输入的实际支持环境/后端证据，同时继续其他可实施任务；未推送或发布。 + ## REL-04 完成早期回退与主线同步演练 当前 HEAD 隔离重建后，七步连续安装/回退 237 项、五种状态三浏览器实播 15/15、iframe 更名恢复和 Git 冲突同步/中止均通过。旧站点恢复实现未改，本轮复核全部 538 文件、12 条 HTTP 路径和 6 项播放；未重复破坏/恢复，未验证远端部署。发布门槛负例及文件检查 34/34。见[验收](changes/2026-09-15-REL-04-acceptance.md)和[证据](baselines/rollback-acceptance-validation.json)。 diff --git a/refactor/risks.json b/refactor/risks.json index 678b26c73..77ac69160 100644 --- a/refactor/risks.json +++ b/refactor/risks.json @@ -2976,11 +2976,13 @@ "refactor/baselines/audio-combinations-checkpoint.json", "refactor/audio-validation.md", "refactor/changes/2026-09-15-CI-01-subtitles-installed.md", - "refactor/baselines/ci-subtitles-installed-validation.json" + "refactor/baselines/ci-subtitles-installed-validation.json", + "refactor/changes/2026-09-15-PKG-AUDIO-05-prefix.md", + "refactor/baselines/audio-prefix-validation.json" ], "compatibleResolution": "保留真实 waiting 断言；使用独立原生对照和其他实际支持环境/输入继续验证，不将没有播放推进的诊断当成缓冲通过，也不凭此改变插件 API 或否定真实 Safari 支持。", "closureCriteria": "受影响的缓冲/恢复得到真实媒体证据；与原生能力和测试夹具差异分开，发布环境的剩余范围经显式处理。", - "workspaceState": "CI-01 九包安装扩展的首轮 336 项中，Windows WebKit 八项新旧音频受限媒体组合继续失败。七项未观察到目标可信 waiting，一项受限视频路径耗尽整体时间并在最终状态读取中报页面关闭。其他引擎均通过；保留原始失败，不以销毁后状态反推初始解码错误，不推断新的共同底层原因。" + "workspaceState": "CI-01 九包安装扩展的首轮 336 项中，Windows WebKit 八项新旧音频受限媒体组合继续失败。七项未观察到目标可信 waiting，一项受限视频路径耗尽整体时间并在最终状态读取中报页面关闭。其他引擎均通过；保留原始失败，不以销毁后状态反推初始解码错误，不推断新的共同底层原因。 Same-file prefix controls now show Windows WebKit can start before releasing the tail with larger prefixes (video188653/audio65536), but four committed native diagnostics still record no trusted waiting. Default three-engine diagnostics retain Chromium/Firefox8 progression+waiting and WebKit4 no progression/no waiting. Before-release request copies distinguish held bytes from final sent counters; no production fix or waiver." }, { "id": "CHAPTER-LAYOUT-01", diff --git a/refactor/tasks.json b/refactor/tasks.json index d0da3e221..c0cb58686 100644 --- a/refactor/tasks.json +++ b/refactor/tasks.json @@ -1744,7 +1744,9 @@ "changes/2026-09-12-PKG-AUDIO-05-combinations.md", "baselines/audio-combinations-first.json", "baselines/audio-combinations-checkpoint.json", - "audio-validation.md" + "audio-validation.md", + "changes/2026-09-15-PKG-AUDIO-05-prefix.md", + "baselines/audio-prefix-validation.json" ] }, { diff --git a/test/browser/README.md b/test/browser/README.md index fcecaf5aa..ebb948cb9 100644 --- a/test/browser/README.md +++ b/test/browser/README.md @@ -230,6 +230,17 @@ playback after release; inspect its progressed/waiting flags before claiming buf These capability observation timeouts do not relax the integration assertions. Archive the report and results (including traces) before starting another browser suite. +For byte-prefix diagnostics, set `ARTPLAYER_MEDIA_GATE_VIDEO_LIMIT` and/or +`ARTPLAYER_MEDIA_GATE_AUDIO_LIMIT` to an integer byte count strictly between zero +and the corresponding file size. Unset them for the unchanged 96 KiB video / 32 KiB +audio defaults. These variables only affect the native diagnostic, never the audio +plugin integration test. `native-gate-before-release` retains the media state and +an immutable request snapshot before releasing the tail; `native-gate-capability` +also survives failures after that observation and records any successful recovery. +Check `progressed` and `waiting` independently. Larger prefixes can start Windows +WebKit playback without yielding a trusted waiting event; this does not prove the +integration buffering contract. See the audio prefix checkpoint in refactor. + Danmuku input, scheduler, resources and heatmap-density specs accept `ARTPLAYER_DANMUKU_ARTIFACT` for a built main/legacy file; unset it to compile the current JS/TS entry. Run each format sequentially and wait for the command's final diff --git a/test/browser/media-gate-native.spec.js b/test/browser/media-gate-native.spec.js index 19581164e..bed3fae61 100644 --- a/test/browser/media-gate-native.spec.js +++ b/test/browser/media-gate-native.spec.js @@ -1,4 +1,5 @@ import fs from 'node:fs' +import process from 'node:process' import { hash } from '../../refactor/scripts/releases.mjs' import { createMediaGate } from '../helpers/media-gate.js' import { expect, test } from './fixtures.js' @@ -8,8 +9,10 @@ for (const owner of ['video', 'audio']) { test(`native ${owner} ${completeRanges ? 'complete ranges' : 'streamed response'} capability without ArtPlayer instances`, async ({ page }, testInfo) => { const file = owner === 'video' ? 'pattern.mp4' : 'audio-tone.m4a' const bytes = fs.readFileSync(new URL(`./media/${file}`, import.meta.url)) - const limit = owner === 'video' ? 96 * 1024 : 32 * 1024 + const configuredLimit = process.env[`ARTPLAYER_MEDIA_GATE_${owner.toUpperCase()}_LIMIT`] + const limit = configuredLimit === undefined ? (owner === 'video' ? 96 * 1024 : 32 * 1024) : Number(configuredLimit) const gate = await createMediaGate(bytes, owner === 'video' ? 'video/mp4' : 'audio/mp4', limit, completeRanges) + const observation = { file, sha256: hash(bytes), bytes: bytes.length, limit, completeRanges, configuredLimit: configuredLimit ?? null, progressed: false, waiting: false } try { await page.goto('/test/player.html') await page.evaluate(({ owner, url }) => { @@ -25,29 +28,31 @@ for (const owner of ['video', 'audio']) { }, { owner, url: gate.url }) await expect.poll(() => page.evaluate(() => window.nativeMedia.readyState >= 2 || Boolean(window.nativeMedia.error))).toBe(true) await page.locator('#play').click() - let progressed = false - let waiting = false try { await page.waitForFunction(() => window.nativeMedia.currentTime > 0.3, null, { timeout: 3000 }) - progressed = true + observation.progressed = true await page.waitForFunction(() => window.nativeEvents.some(event => event.event === 'waiting' && event.trusted && event.time > 0.3 && event.readyState < 3), null, { timeout: 7000 }) - waiting = true + observation.waiting = true } catch (error) { if (error.name !== 'TimeoutError') throw error } - const before = await page.evaluate(() => ({ time: window.nativeMedia.currentTime, readyState: window.nativeMedia.readyState, paused: window.nativeMedia.paused, error: window.nativeMedia.error?.code || null, instances: window.Artplayer.instances.length, events: window.nativeEvents })) + const before = await page.evaluate(() => ({ time: window.nativeMedia.currentTime, duration: window.nativeMedia.duration, ended: window.nativeMedia.ended, readyState: window.nativeMedia.readyState, paused: window.nativeMedia.paused, error: window.nativeMedia.error?.code || null, instances: window.Artplayer.instances.length, events: window.nativeEvents, buffered: Array.from({ length: window.nativeMedia.buffered.length }, (_, index) => [window.nativeMedia.buffered.start(index), window.nativeMedia.buffered.end(index)]) })) + observation.before = before + observation.requestsBeforeRelease = structuredClone(gate.requests) + await testInfo.attach('native-gate-before-release', { contentType: 'application/json', body: JSON.stringify(observation) }) expect(before.instances).toBe(0) expect(gate.blocked).toBeGreaterThan(0) gate.release() await page.locator('#play').click() await expect.poll(() => page.evaluate(() => window.nativeMedia.currentTime)).toBeGreaterThan(before.time + 0.3) expect(await page.evaluate(() => window.nativeMedia.error)).toBeNull() - await testInfo.attach('native-gate-capability', { contentType: 'application/json', body: JSON.stringify({ file, sha256: hash(bytes), limit, completeRanges, progressed, waiting, before, requests: gate.requests, after: await page.evaluate(() => ({ time: window.nativeMedia.currentTime, readyState: window.nativeMedia.readyState, paused: window.nativeMedia.paused })) }) }) + observation.after = await page.evaluate(() => ({ time: window.nativeMedia.currentTime, readyState: window.nativeMedia.readyState, paused: window.nativeMedia.paused })) } finally { try { + await testInfo.attach('native-gate-capability', { contentType: 'application/json', body: JSON.stringify({ ...observation, requests: gate.requests }) }) await page.evaluate(() => { window.nativeMedia?.pause() window.nativeMedia?.removeAttribute('src')