In the main window, under Sources, click the + icon to add your video and audio sources. Select Soundflower as your main audio output in your sound system preferences so that all sound output from your computer will go to soundflower. On a Mac, next to Mic/Auxiliary Audio, choose iShowU Audio Capture. Download Sound flower from here and install it.Ģ. ISHOWU HD MAC SOUND HOW TOThis program is called Soundflower, and here is how to use sound flower with iShowU HD to capture the output from an application such as keynote.ġ. To capture the audio from a program such as QuickTime, you need an extra program to use with iShowU HD. How to capture a Keynote presentation to a Quicktime movie (I assume you could do this with PowerPoint as well) A way round this is to capture the output from keynote with iShowU HD and then save it as a QuickTime movie. For those of you who have tried to do this from within Keynote using the ‘export movie’ command you will know that when you export a keynote presentation the timing can be different from when you play it live, so if you have lots of transitions sequenced to a soundtrack, and you try to export from keynote, it can get out of sync. One way that it can be quite useful is that it can convert a keynote presentation to a QuickTime movie. I like iSHowU HD because it captures from Keynote, it captures movies from Apple’s DVD player, it captures sound as well as audio, you can set it to capture the full screen or just a part of it or a window, and it’s only $29. You may want to try them both out – they have a free demo period. I trialled out a few including Snapzpro but ended up settling on iShowU HD as my favourite. There are a number of screen capture programs for the Macintosh, some of them are free, some of then you pay for. You can also use it to turn a keynote presentation into a Quicktime movie and avoid the sync problems of Keynote’s built in export movie command. It costs $29 and you can get it from here. I’ve had a few people ask me how I did the screen casts for Dragon Dictate.
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