This is one of the most important reasons why it is important to hire a captioning vendor that delivers 99% accuracy so that the end result will be able to deliver a high-quality viewing experience to the end user. Automatic speech recognition typically only has an 80% accuracy rate. The industry standard is a 99% rate of accuracy, which allows leniency for 1% errors. Closed captions are an alternative way for those with hearing loss to access a video, so it is important to ensure high quality.įor captions to be of good quality, they need to be readable, 99% accurate, and not obstructive.Īccuracy is equally important because it measures the grammar, spelling, and punctuation in the text. This can have a negative impact on the experience of the viewer. In most videos, automatic captions do not make sense because there is a noticeable discrepancy between what the captions display and what is said in the original video. Here’s a list of some of the most common formats, along with their use cases:Ĭlosed Captioning Quality and Accuracy Matters The CC file formats are based on their application and the device used. But, do you know which are several types of file formats used in captioning? Captions are displayed permanently on the video. SDH can be turned on or off, and the fonts can generally be manipulated if the viewer prefers larger or smaller fonts. SDH, on the other hand, can vary in colour and is displayed at the bottom of the screen. One of the main differences between the two is the way they are formatted and displayed.Ĭaptions are usually displayed as white text on a black background. While SDH Subtitles and captioning are used for the same audience, there are several differences between the two. Subtitles for the Deaf and Hard of Hearing The audio is preserved, but the dialogue can be understood through the subtitles.Ĭaptioning, on the other hand, is used for audiences with impaired hearing, where the audience needs a description to provide more context to the video. Subtitles are usually used to translate the video for foreign audiences. Closed captions provide text not just for the dialogues but also describe the audio cues, background noises, and the scene in the video. Subtitling offers a text for the dialogues in the video, the narrators, and the words spoken by the characters. Now, let us check what is the difference between closed captioning and subtitles. Now you know “what is closed captioning”. Difference Between Subtitles and Closed CaptioningĪlthough subtitles and closed captions are often used interchangeably, these are two completely different processes. Open captions, on the other hand, maybe distracting, but they offer better comprehension and accessibility because they are permanently visible. When closed captions are used for movies and TV, decoders are usually needed.ĭeciding between these two options depends on the experience that you want to deliver to your audience.īecause of the flexibility offered by closed captions, users are always in charge, so they can decide to view the content in any way they want. The main difference between these two is that open captions cannot be switched off, while users have the option to turn closed captions on or off. What is closed captioning and open captioning, though? (read how to add captions to videos on social networks!) Closed Captions vs Open CaptionsĬaptioning is the process of adding text to a video that explains what is going on in the video. Users can change the display of these captions and their placement so that visual images are not obstructed. This is done to help communicate the audio sounds to the hard of hearing and deaf. These captions generally appear at the bottom of the video and include dialogue, relevant sound effects, and other elements. These caption frames are then synchronised with the video. ![]() It involves transcribing the audio into text and dividing it into caption frames. ![]() The text can be read while watching the visual content. The closed captioning process involves displaying text reflecting the audio track in a synchronised manner. This process makes the video accessible to the deaf and hard of hearing, increasing the reach of your content. But what is closed captioning?Ĭlosed captioning includes transcribing not only the dialogues in the video but also other audio sounds and non-speech elements. If you are a foreign video content aficionado, you might already be familiar with subtitles.
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