chore(main): release 4.15.0

[shaka-bot]

🤖 I have created a release beep boop

4.15.0 (2025-03-24)

Features

• Add more info on src= tracks when the browser support it (#8299) (9021bd8)
• Add more info on src= tracks when the browser support it (#8302) (77a3f56)
• Added MetadataAdded event (#8282) (f3a8113)
• Ads: Add allowStartInMiddleOfInterstitial config (#8289) (c012b9c)
• Improve stats when using src= in Safari (#8304) (251ff28)
• net: Add networking config (#8306) (36db472)
• Provide Segment Reference to ABR Manager (via the request context) (#8316) (d9b0e85)
• Simplicate Image/Thumbnails API (#8266) (d2f3657)
• Simplicate Text and Chapters APIs (#8264) (c0455d7)
• Simplify getStats to support MSE-AirPlay (#8309) (2d8ad94)

Bug Fixes

• Ads: Destroy preloadManagers on stop interstitials (#8268) (ace6cb7)
• Ads: Fix overlay interstitial when the seeked is outside of the current window (#8288) (9fd5900)
• changelog: Add missing ref to PR #8156 in v4.14.0 (#8259) (b5a261a)
• Closure compiler removes call to modifyCueCallback in src= mode (#8261) (b7865b4)
• Fix audio selection by channel count (#8286) (b9625c7)
• Fix buffering event on native playback (#8310) (a18b37f)
• Fix destroy CastProxy on browser without Cast support (#8294) (b2a1d35)
• HLS: Fix HLS live playback on older Webkit STBs (#8325) (02a29a0), closes #8324
• HLS: Supports SUPPLEMENTAL-CODECS with muxed audio (#8323) (e7d1734)
• Make shaka.util.Lazy work with null (#8267) (e0a57bb)
• Persist selected audio track role after variant update in selectVariantTrack (#8249) (b30e0ce), closes #8248
• Prevent unhandled rejections on segment fetch failures (#8313) (8ba2722)
• Text tracks with src= on Safari & UITextDisplayer are sometimes rendered natively (#8256) (306b682)
• UI: Avoid hide controls when seeking (#8303) (6cc035a)
• UI: Disable save video frame button while casting (#8258) (e71d94c)
• UI: Display max segment duration in seconds (#8305) (1c42190)
• UI: Don't cover useless space with the position in the thumbnail image (#8322) (30af37e)
• UI: Fix thumbnail exception when the thumbnails doesn't exist (#8318) (9010483)
• UI: Optimize portrait thumbnail display (#8274) (1f336dd)
• Update region observer with new rules for small regions (#8275) (2f18b47)

Performance Improvements

• AdaptationSetCriteria improvements (#8287) (78a16d9)
• Ads: Improve presentation time of pre-roll interstitials (#8284) (fad638e)
• Ads: Preload images on interstitials (#8269) (c49102c)

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[shaka-bot]

Incremental code coverage: 100.00%