VTT Thumbnail Parameters

VTT Thumbnails are utilized by some manifest players to provide timeline previews throughout a piece of content.



vtt_thumbnail options are available only for advanced_dash output.

ParameterDescriptionAllowed ValuesDefalt Value
Specify the time interval between images in seconds or percentage of time passed.N – Positive float number greater than 0.01

N%– Positive float number
width Specify the image width.Non-negative integer.160
height Specify the image height.Non-negative integer.None
max_columns Specify the number of columns per tile.Non-negative integer.None
max_rows Specify the number of rows per tile.Non-negative integer.None