FEED Issue 07

STREAMPUNK 14 CTpro

CUT UP The CTpro app manages to squeeze a wealth of sophisticated editing tools into an iPhone interface

IT IS POWERFULLY CLOSE TO THE HARDWARE

had interest from schools who can buy licenses for the software, rather than having to buy hardware for their students to use. BEYOND THE API “We just had a report back from a very big French company which is using the app,” says CTpro’s Baudet, “and they asked, How is it possible that the picture quality coming out of it is so impressively better than the native camera?” CTpro’s high picture quality is the result of the app’s bypassing the iOS API of framework, which is code that’s designed to simplify developing for iOS. Instead, CTpro takes the information right from the camera sensor and converts it in real time using the YUV colour space, also used in the Rec. 709 colour specification for HDTV. The latest version of the app has the capacity for three video overlay tracks – for

titles, graphic, and subtitles – instead of one and includes animation options on the lower third of frame. The upgrade also has full support for Bluetooth audio, meaning users will be able to use any Bluetooth microphones. CTpro’s live-streaming functionality also offers the cool feature of being able to play out to pre-edited material in the middle of a live stream, switching back and forth between a live feed from camera to pre- recorded material as desired. Another addition is integration with the Wowza CDN service. This can allow multiple users to broadcast directly and simultaneously to multiple social media or streaming services. CLOSE TO THE HARDWARE CTpro received its official international launch this month at IBC2018 in

Amsterdam. This release featured a number of new features. The question of whether or not to develop and release a version for Android has been repeatedly asked, but the developers are convinced that an Android development would be a step down. “It is powerfully close to the hardware,” says Baudet. “Android is only an operating system, running on 25,000 different devices. We wouldn’t be able to have control of the hardware and know how it would run on the hardware. “A Bentley ad was just shot on the iPhone, and Stephen Soderbergh made a feature film on the iPhone and said he would never use another camera again. It’s just the beginning, and we’re sure about the future of this, because there are so many advantages. The best camera is the one you have in your pocket.”

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