[FFmpeg-user] live link in a video?

Spencer Graves spencer.graves at prodsyse.com
Sun Jul 6 18:29:34 CEST 2014

On 7/6/2014 9:03 AM, Reindl Harald wrote:
> Am 06.07.2014 18:00, schrieb Spencer Graves:
>> On 7/6/2014 2:34 AM, Oliver Fromme wrote:
>>> Spencer Graves wrote:
>>>    >        Is there a way to include a live link in a video, so a user could
>>>    > stop the video, click on the link, and have it go there?  If yes, how?
>>>    >
>>>    >        For example, is there a way to include a live link in a png (or
>>>    > similar image file) that can be preserved by ffmpeg?
>>> No, the PNG standard does not support that.
>>> However, URLs can be included in general-purpose TXT chunks
>>> inside a PNG file, but I'm not aware of any software that
>>> would interpret this as a "live link" that would be preserved
>>> as such during conversion.
>>> Another possibility, of course, would be to include a QR code
>>> or DataMatrix code in the image contents itself, but I assume
>>> that's not what you have in mind.
>>        Thanks for this.  Might it be feasible to include such in a subtitle?
>>        I'm told that subtitles can be included for any number of languages, and a user can turn on whatever language
>> s/he wants.  I know nothing about how to do that.  I found
>> "https://trac.ffmpeg.org/wiki/HowToBurnSubtitlesIntoVideo", but I don't know if this would support subtitling
>> options or a live link
> there is nothing like "live link" for any image or video format
> both are not a website

       So my best option is to use a QR or DataMatrix code?

       Thanks very much.
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