Transcription
media for you, by youClosed Captioning for Access
Why Public Media Network isExploring Closed CaptioningAccessibility Hard of HearingSpanish Language Speaking CommunitySearchable meetingsCaption for live broadcast across platformsCaption for video on demandStrategic Goal to provide closed captioning forat least 50% of our programming by 2023.
Goals for Public Media Network Captioning Test24x7 Live Captioning – 2 of 5 channelsMix of programming typesMix of live and pre-recordedExplore automated caption workflowsUnderstand impact on time, costs, benefits
Approach for trial captioningPartnered with TelVue to pilot test TelVue SmartCaption Live(provides our playback server, mobile, and OTT apps)
24x7 Smart ModeAuto captions unique programming onlyScheduled files captioned offline inadvanceLive events without captions arecaptioned liveLimits usage to unique programminghours for 24x7 captioning
Live Captioning SourcesWorked across our video sources:SDI, IP, AJA Kumo Video RouterStreaming sources (RTMP)Social Media (Facebook Live, YouTube)LiveU, Zoom
Automated Captioning, Existing CaptionsFiles with embedded 608/708 played captions Auto detected & extracted as side car fileAttach sidecar captions to a fileAuto generated captioning for files attached to contentAuto generated captions for live recorded files
Automated Captioning, Existing CaptionsGenerated caption files in any case we tested: Displayed on cable channelsDisplayed on live streamsDisplayed on TelVue VOD / OTT / MobileEmbedded as 608/708 for sharing
Custom Language Models
LIVE Caption Automation – Per Live Source, Series, EventsEasy set-up: Custom language model Source language Automation settingsSet & Forget
MonitoringDashboard displayed captioningCC icons to indicate captions on programs
Captioning & Content ManagementIcon to see what is captionedAbility to trigger caption generationPreviews show captionsTrimming preserved captionsCaptions follow for VOD publishing
Searchable Captions
Caption Translation
Captions on our mobile iOS & Android Apps
Captions on our OTT Apps
SmartCaption Caption Editor
SmartCaption Caption Editor – Multiple Languages
Daily Workflow
Tips for Accuracy with A.I. captioningHigh Quality Audio HelpfulUse Custom Language Models at least for names, capitalizationObservations – Lessons LearnedImpressed with overall quality of AI captions with minimal effortWorked well across different types of programmingGovernment partners really interested in searchable captionsFocus efforts with language models on names of elected officials,etc.
Getting Buy-In
Next StepsEvaluate set-up and ongoing costs of various systemsBudget set-up & on-going costs Estimate approx 4,000 hours/year of unique programs across all 5 channels TelVue SmartCaption: less than 2k per channel one-time licensing/setup I Under 2.50/hour of AI captioning
Next StepsSponsorships for Captioning Costs
media for you, by youExecutive DirectorMatt Schustermschuster@publicmedianet.org269.343.2211
Exploring Closed Captioning Accessibility Hard of Hearing Spanish Language Speaking Community Searchable meetings Caption for live broadcast across platforms Caption for video on demand Strategic Goal to provide closed captioning for . Displayed on cable channels
