The Tiliam Blog

Musing on technologies for video and cinematography

A Blog Update

It has been a while since we last posted an article, but good news, the blog is back! We hope to resume posting articles and there is plenty to talk about: from workflows to videos; from video quality issues to the latest high end mirrorless cameras; from action to omnidirectional VR cameras; from 8K UHDTV-2 to H.266 video coding…

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Some Thoughts on ProRes RAW and ProRes RAW HQ

Just before NAB 2018, Apple announced ProRes RAW and ProRes RAW HQ, a new video codec aimed at professionals. When ProRes was originally launched it supported the YCbCr color space with 4:2:2 and 4:4:4:4 chrominance subsampling. ProRes is popular as an intermediate codec for transcoding video from the camera for editing or as a mezzanine codec for storing high quality edited video before transcoding to a delivery format. The 4:2:2 version is preferable for general purpose compression at high quality and 4:4:4:4 for applications such as chromakey or when on screen text and graphics will be added.

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Details on MotionBend 1.6.1

The latest version of MotionBend features additional Rotation Dampening. Video from handheld cameras is often accidentally rotated, when moving forwards or backwards and especially when panning although it’s not always noticeable. Rotation Dampening adds additional smoothing to the rotation on top of the normal smoothing. Rotation Dampening is taken into account when generating correction to make the motion more consistent. Most shakey videos will look better with Rotation Dampening but you can disable it if you prefer.

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Details on MotionBend 1.6.1

The latest version of MotionBend features additional Rotation Dampening. Video from handheld cameras is often accidentally rotated, when moving forwards or backwards and especially when panning although it’s not always noticeable. Rotation Dampening adds additional smoothing to the rotation on top of the normal smoothing. Rotation Dampening is taken into account when generating correction to make the motion more consistent. Most shakey videos will look better with Rotation Dampening but you can disable it if you prefer.

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