dab7914eab
* Commit updated Javascript packages * Bump preact from 10.5.4 to 10.5.5 in /build/javascript (#265) * Trying a new github workflow to install javascript packages * Bump tailwindcss from 1.9.2 to 1.9.4 in /build/javascript (#266) Bumps [tailwindcss](https://github.com/tailwindlabs/tailwindcss) from 1.9.2 to 1.9.4. - [Release notes](https://github.com/tailwindlabs/tailwindcss/releases) - [Changelog](https://github.com/tailwindlabs/tailwindcss/blob/master/CHANGELOG.md) - [Commits](https://github.com/tailwindlabs/tailwindcss/compare/v1.9.2...v1.9.4) Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com> * Commit updated Javascript packages * Bump preact from 10.5.4 to 10.5.5 in /build/javascript Bumps [preact](https://github.com/preactjs/preact) from 10.5.4 to 10.5.5. - [Release notes](https://github.com/preactjs/preact/releases) - [Commits](https://github.com/preactjs/preact/compare/10.5.4...10.5.5) Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: Gabe Kangas <gabek@real-ity.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com> Co-authored-by: Owncast <owncast@owncast.online> * Bump @justinribeiro/lite-youtube in /build/javascript Bumps [@justinribeiro/lite-youtube](https://github.com/justinribeiro/lite-youtube) from 0.9.0 to 0.9.1. - [Release notes](https://github.com/justinribeiro/lite-youtube/releases) - [Commits](https://github.com/justinribeiro/lite-youtube/commits) Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: Owncast <owncast@owncast.online> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com> Co-authored-by: Gabe Kangas <gabek@real-ity.com>
119 lines
3.8 KiB
Plaintext
119 lines
3.8 KiB
Plaintext
@startuml
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participant SegmentLoader order 1
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participant "media-segment-request" order 2
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participant XMLHttpRequest order 3
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participant "segment-transmuxer" order 4
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participant mux.js order 5
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SegmentLoader -> "media-segment-request" : mediaSegmentRequest(...)
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"media-segment-request" -> XMLHttpRequest : request for segment/key/init segment
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group Request
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XMLHttpRequest -> "media-segment-request" : //segment progress//
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note over "media-segment-request" #moccasin
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If handling partial data,
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tries to transmux new
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segment bytes.
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end note
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"media-segment-request" -> SegmentLoader : progressFn(...)
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note left
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Forwards "progress" events from
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the XML HTTP Request.
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end note
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group Transmux
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"media-segment-request" -> "segment-transmuxer" : transmux(...)
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"segment-transmuxer" -> mux.js : postMessage(...setAudioAppendStart...)
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note left
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Used for checking for overlap when
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prefixing audio with silence.
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end note
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"segment-transmuxer" -> mux.js : postMessage(...alignGopsWith...)
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note left
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Used for aligning gops when overlapping
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content (switching renditions) to fix
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some browser glitching.
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end note
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"segment-transmuxer" -> mux.js : postMessage(...push...)
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note left
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Pushes bytes into the transmuxer pipeline.
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end note
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"segment-transmuxer" -> mux.js : postMessage(...partialFlush...)
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note left #moccasin
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Collates any complete frame data
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from partial segment and
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caches remainder.
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end note
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"segment-transmuxer" -> mux.js : postMessage(...flush...)
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note left
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Collates any complete frame data
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from segment, caches only data
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required between segments.
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end note
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"mux.js" -> "segment-transmuxer" : postMessage(...trackinfo...)
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"segment-transmuxer" -> "media-segment-request" : onTrackInfo(...)
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"media-segment-request" -> SegmentLoader : trackInfoFn(...)
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note left
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Gets whether the segment
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has audio and/or video.
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end note
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"mux.js" -> "segment-transmuxer" : postMessage(...audioTimingInfo...)
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"segment-transmuxer" -> "media-segment-request" : onAudioTimingInfo(...)
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"mux.js" -> "segment-transmuxer" : postMessage(...videoTimingInfo...)
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"segment-transmuxer" -> "media-segment-request" : onVideoTimingInfo(...)
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"media-segment-request" -> SegmentLoader : timingInfoFn(...)
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note left
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Gets the audio/video
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start/end times.
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end note
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"mux.js" -> "segment-transmuxer" : postMessage(...caption...)
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"segment-transmuxer" -> "media-segment-request" : onCaptions(...)
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"media-segment-request" -> SegmentLoader : captionsFn(...)
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note left
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Gets captions from transmux.
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end note
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"mux.js" -> "segment-transmuxer" : postMessage(...id3Frame...)
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"segment-transmuxer" -> "media-segment-request" : onId3(...)
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"media-segment-request" -> SegmentLoader : id3Fn(...)
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note left
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Gets metadata from transmux.
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end note
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"mux.js" -> "segment-transmuxer" : postMessage(...data...)
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"segment-transmuxer" -> "media-segment-request" : onData(...)
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"media-segment-request" -> SegmentLoader : dataFn(...)
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note left
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Gets an fmp4 segment
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ready to be appended.
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end note
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"mux.js" -> "segment-transmuxer" : postMessage(...done...)
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note left
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Gathers GOP info, and calls
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done callback.
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end note
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"segment-transmuxer" -> "media-segment-request" : onDone(...)
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"media-segment-request" -> SegmentLoader : doneFn(...)
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note left
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Queues callbacks on source
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buffer queue to wait for
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appends to complete.
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end note
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end
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XMLHttpRequest -> "media-segment-request" : //segment request finished//
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end
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SegmentLoader -> SegmentLoader : handleAppendsDone_()
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note left
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Saves segment timing info
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and starts next request.
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end note
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@enduml
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