chore(main): release 4.12.0

[shaka-bot]

🤖 I have created a release beep boop

4.12.0 (2024-09-19)

Features

• Add manifest.disableIFrames config (#7255) (7b07614)
• Ads: Add config to allow disable interstitials (#7271) (64e45c9)
• Cast: Enable storage in Android Cast devices (#7292) (1434426)
• DASH: Disable xlink processing by default (#7264) (d5ed8ed)
• Offline: Allow store external text (#7328) (346cf48)
• Offline: Allow store external thumbnails (#7322) (013b3c7)
• UI: Use the lang= attribute to help screen-readers recognize localized labels (#7267) (3590aee)

Bug Fixes

• Ads: Fix JUMP implementation to avoid loop the same ad group in Interstitials (#7329) (524014e)
• Avoid make HEAD request for image mime type (#7332) (6716ff0)
• DASH: Allow mixing SegmentTemplate-SegmentTimeline with SegmentTemplate-numbering (#7286) (e7229fb)
• DASH: Avoid adding originalId when it is not necessary (#7281) (a88be00)
• DASH: Clear streamMap when period is removed from the manifest (#7297) (da71e6d)
• DASH: Clear usedPeriodIds when period is removed from the manifest (#7305) (f8e3aa4)
• DASH: Clone closedCaptions map in PeriodCombiner output stream (#7309) (873bb24), closes #7303
• DASH: Clone EventStream nodes to reduce memory consumption (#7285) (0023acc), closes #7148
• DASH: Evict (by time) indexes in MetaSegmentIndex (#7296) (69b317f)
• DASH: Evict empty indexes in MetaSegmentIndex (#7272) (c9998f9)
• DASH: Fix HTTP redirect during manifest update (#7339) (6532a7c)
• DASH: Use presentationTimeOffset in EventStream (#7282) (c541b1c), closes #7277
• Do not seek to first subtitle (#7312) (0980ba3), closes #7310
• Fix external image track mime type (#7333) (3a146c2)
• Fix rendering of image subs when using SimpleTextDisplayer (#7258) (3d0b817)
• HLS: Allow sync live streams without PROGRAM-DATE-TIME (#7340) (db27227)
• HLS: Fix uncaught error in slow network scenario (#7321) (68e579b)
• offline: Text segments are downloaded before audio&video (#7336) (e28a07e)
• Tizen: Adding gapPadding to gap manager to solve Tizen issue (#7331) (330e487)
• TTML: Fix absence of conversion of alpha (transparency) from 0-255 -> 0-1 (#7280) (fdf68d1), closes #7279
• TTML: Fix subtitles not rendered due to complaint about xml:id (#7270) (257de7f)
• UI: Display the font-family correctly in some cases (#7266) (96f8914)
• UI: Remove spinner and client side ad container elements when calling destroy (#7320) (3d51cb3)
• WebVTT: Fix mapNativeCueToShakaCue in Chromium browsers (#7273) (76376e9)

Performance Improvements

• DASH: Create segment indexes only on new periods (#7294) (173a814)
• DASH: Delete old matchedStreams (#7301) (d559366)
• DASH: Delete old matchedStreams when using trickmodeVideo (#7306) (4ab3dea)
• Only use tXml parent when necessary (#7304) (7ceffc0)

---

This PR was generated with Release Please. See documentation.

[shaka-bot]

Incremental code coverage: 100.00%