On 17/08/2018 22:42, rattusrattus@debian.org wrote: > On 16/08/18 23:42, Rodrigo Siqueira wrote: > > >> we have the following hardware with us: >> >> * Opsis >> * minipc >> * Splitter HDMI >> * Cameras (borrowed from the university) >> > > I hope that the cameras have SDI or HDMI outputs. Take the output from > the Camera(s) into your PC running Voctomix. We have used Black Magic > capture cards. > > However you probably want to think about sound as well :-) > > The room that you are using may not need mics and a PA system for the > speakers to be heard by the audience in the room (then again it might) > > However you *will* need microphones (and almost certainly a sound mixer) > so that you can capture the audio from the talk for the recording (and / > or stream). > > Take the sound mixer output and feed that into the audio input of one of > the camera(s). - if the room needs a PA system as well the feed a 2nd > output from the mixing desk (foldback / fx loop if available) into the > room PA system. > > > Typically you need one microphone for each person presenting a talk - > head worn mics tend to be the best for this because your talk speakers > are probably not that used to being recorded. if you give them a > headset mic it doesn't matter which way the are facing the microphone > always remains in the same relative position to their mouth.... > > Hand held mics are OK (We tend to use these for Audience questions) they > can also be used for talks with more people than you have headset mics. > > it is important that whoever is seeking uses a microphone otherwise they > will not be heard on the video. Q&A can be hard. Questions from the > audience should be asked using a microphone for that purpose (but if > they are simply shouted out from in the room then get the speaker to > repeat the question for the benefit of the video stream / recording). > > Finally we tend to use a pair of general all purpose mics to pic up the > ambient noise in the room (clapping, laughter and possibly the > occasional comment shouted out if the mic is close enough). Whist these > are NOT essential they can be greatly beneficial if you have enough mics > available (and a big enough mixing desk) A good breakdown of audio equipment we use and how we lay it out can be found on the video-team docs site [1][2] [1] https://debconf-video-team.pages.debian.net/docs/room_setup.html [2] https://debconf-video-team.pages.debian.net/docs/hardware.html#audio
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