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Questions tagged [closed-captions]

Closed captioning is the process of displaying text on a visual display to provide additional or interpretive information to individuals who wish to access it.

Closed captioning is the process of displaying text on a visual display to provide additional or interpretive information to individuals who wish to access it.

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from Closed Captioning on Wikipedia

159 questions
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Subtitle / Closed caption support in Android

I'm developing an Android app which includes a video component; I'm hoping to provide support for subtitles encoded into the stream but I can't find any references to whether they are supported natively within the Android media player. Does anyone…
Craig
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How to extract closedcaptions/subtitle from AVPlayer

Since closed-captions rendered by AVPlayer sometimes overlap with other UI components I would like to render cc in a separate view. I am able to turn off AVPlayer's cc rendering by setting closedCaptionDisplayEnabled to NO but I did not find a way…
Matthew
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How to link youtube video without captions?

Is it possible to link youtube videos in HTML code without showing it's captions (subtitles)? Let's say I have following video: http://www.youtube.com/watch?v=kTvHIDKLFqc . It has default english subtitles. However, when linking this video, I want…
Ondrej Slinták
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youtube - embed interactive transcript feature

Youtube has the new interactive transcript feature that is pretty amazing. SEO value, increased usability etc. So naturally I wanted to embed it on my site as well. For the life of me, I can't find a way. I'm using the iframe and javascript api,…
David Hobs
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How to add Multiple text(captions) to a video using Python-Moviepy?

For some cases we need to append captions to a video.In my case I was working with a problem related to video-description (captioning) This python code helps to add captions to a video.I was wondering if someone need a solution feel free to…
Sumathi J
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Handling Captions via the YouTube Player API

I'm trying to change a Youtube video caption Color & Background via javascript but having no success. I was using this guide http://terrillthompson.com/blog/648 and Youtube's reference https://developers.google.com/youtube/iframe_api_reference Edit:…
Felipe Andrade
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MediaRecorder, captions, and subtitles

Is it possible to use MediaRecorder to mux a WebVTT track (or any other kind of track for captions and subtitles) into the output stream along with the audio and video tracks? WebM supports a WebVTT track. There is a W3C doc from 2012 that briefly…
Brad
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Does AVPlayer support closed captions delivered in a separate text file?

My team produces iOS apps that play video using AVPlayer. We've recently been told that we MUST allow display of closed captions for all videos... but that the closed captions would not be coming as a track within the video files (we already support…
LoriHC
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How do you insert markers into a Silverlight LIVE video stream?

A client has a live video stream and a Silverlight player, we would like to add closed captions to the player. However, due to lag we need a way of synchronising the video and the captions. TimelineMarkers…
Sam
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Detect Google Chrome Live Captioning

Google has released a new accessibility feature in Chrome 89 called Live Captions. This is a great feature, except in our exact use case. Our site is used by schools and education, where teachers and students can provide feedback on videos. Some…
jgawrych
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What is this subtitle format called?

I found a subtitle that goes like this: TEXT 1 TEXT 2 ...... What is that format called?
casolorz
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Background not applying for video closed captions ::cue on Firefox and Safari on iOS Mobile

I am trying to style closed caption on HTML5 video player via ::cue css selector like below. codepen Link ::cue { background: rgba(255, 255, 255, 0.8); /*Not working on iOS Mobile Firefox, Safari*/ color: #463C40; } the background property…
Krish
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Extract closed captions VTT from stream using ffmpeg

I can extract closed caption information from an mp4 file using ffmpeg v. 3.4.7 thus: ffmpeg -f lavfi -i movie="sample.mp4[out+subcc]" -map 0:1 -c:s webvtt /tmp/output.vtt The file was obtained by capturing a live HLS stream containing closed…
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Adding subtitles to AVPlayer video

I am using an AVPlayerView to display some local videos from my Apps Bundle directory. Now I want to add the ability to display subtitles for increased accessibility of my content. Since I’m the programmer, filmmaker as well as the one who has to…
ixany
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Is there a reliable way to time javascript animations with an audio file playing in the browser?

For example, I want the page to play an audio file while at the same time have some bullets slide into view at just the right moment that said bullet is talked about in the audio file. A similar effect would also be used for closed captioning. When…
MetaGuru
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