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Keyframes: control what gets rendered

Control exactly what gets rendered.

Video 02 of 05 · 1:24 · Narrated · Captioned · Mac edition

Narrated screen recording of the Chapterframe Mac app. Captions are available from the video controls. Labels may vary by build. Download video · Download captions

Keyframes are one of the most important parts of Chapterframe. A keyframe is a still image that the video model starts from, and sometimes ends on. Control the keyframe and you control what gets rendered.

Opening and closing frames

Each take can have an opening keyframe and, optionally, a closing keyframe. The opening frame sets the first moment of the shot. A closing frame tells the video model where the shot should end up, which is useful when a character crosses a room or the camera has to land on something. Every new image is kept as a version, so you can go back to an earlier one.

Choose who and what appears

The keyframe editor lists the characters and objects linked to the take. Select or deselect each one to decide whose reference sheet is sent with the request. Leaving out a character who isn’t visible in the shot keeps the image model from adding them.

Pick the model and the rating

Choose the image model for this keyframe from the list of supported models. You can also turn on Make PG-13. For some stories it makes no difference, but for darker material it can tone a shot down enough for a provider to accept it.

Direct the take

Add your own direction for this take, for example “the mother taps on the table”. You can also choose a supporting image, such as a keyframe from an earlier take, when you want the new shot to match it or build on it. The editor shows whether that image is used for the opening or the closing frame.

Below that is the actual prompt Chapterframe will send. You can edit it directly when you want precise control. When everything looks right, choose Generate Keyframe.

In short

  • Opening and closing frames set the shot.
  • Choose the cast, model and rating.
  • Direct it, then generate the keyframe.

Practise it

These lessons turn the video into step-by-step exercises with troubleshooting notes:

AI generation and GPU rentals are billed by the provider you choose. Prices and offers shown in the video are examples from when it was recorded.

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