On 15/11/2013, Tom Fine wrote:
> Attention people who know hardware and software developers ...
> Here's the market -- many people now do presentations "talking to
> slides." The only "video" that matters, typically, are the slides.
> Embedded media is sometimes used. Rarely, separate motion-video clips
> are run, but usually off the same computer. In the end, all of this is
> projected through a single house projection system, and the audio of
> the person speaking to their slides goes through a house PA system.
This would be a PDF of the sequence of images - at least, that's what I
use. Not the same technology as a Tape-slide presentation.
> The place to capture this live as at the house system. A device with a
> pass-through for audio and video is ideal, because then house people
> don't have to hassle with more cables, splitters, etc. The device
> should live between whatever switcher is feeding the projector, and
> between the audio mixer and the PA amplifiers.
I don't use any amplifiers. Any competent speaker, like an actor on
stage, should be able to speak clearly to the people in the back row.
But you could still set up a mic to pick up the voice.
> It should record to
> flash media or a hard drive, and record directly to some common
> web-video standard like MOV or AVI or Flash. Perhaps it can have a
> setting to record full uncompressed HD, but I doubt the switcher or
> projector are working in that mode to begin with.
> This could be accomplished in a little box no bigger than most audio
> flash recorders, or perhaps it could be a box that connects to an iPad
> or iPhone.
> Someone would make some $$$ on this if it were priced cheap and worked
It could be good as a record of conferences.
Not so good in a college situation as the students would soon find out
that recordings were available on the web site, and stay in bed rather
than turn up for the lecture. And a recording of a performance is never
as good as being there.
[log in to unmask]