Digital Video Processing - Non-linear Editing
Video Production Process
Pre-Production
- Script writing
- Casting – to get the type, look and age range of director requirement.
- Production Design – to design the overall look and feel of the film.
- Location Scouting – to search locations that fulfill the scene look and feel.
- Script Breakdown – to list out whom and what we need of each scene. l Scheduling – scheduling can be based on location, cast availability or day or night shoot.
- Budgeting – the total cost of entire production.
- Pre-visualization – to allow the director to envision how the film flow and general feel look like.
Production (Filming)
- Producer/Project Manager – to track on production process e.g. time and money.
- Director – to direct actor act, to make decision of good take or NG and all other problems on shooting.
- Director of Photography (DP) – to work closely with the direction, to interpret director’s vision into moving images.
- Art Director (AD) – responsible for everything you see on the screen that doesn’t move.
- Gaffer – responsible to the DP in all areas of lighting.
- Audio Mixer Operator – to record all production sound.
- Boom Operator – work closely with Audio Mixer Operator to record sound.
- Production Assistant – help on sets, log taking and any needs.
Post-production (Editing)
- Capturing – to digitalize the raw footages.
- Editing – edit shots to become a finish story.
- Visual Effect – add visual effect to the exact shot needed.
- Color Correction – to correct color between shots and overtone.
- Sound Design – to design and add effect sound where needed.
- Audio mixing – to combine ambient, voice over and effect sound together and adjust overall audio level.
- Output – to render the format of output needed.
Digital Video Editing
- Linear Editing
- Uses sequential storage (Video Tapes) to store video sequences.
- The important property of linear editing is that scene cannot be accessed out of sequence. (Editing is sequential)
- Requires to move sequentially thro’ the project from start to finish – much move in a straight line, much like typing a paper on a typewriter.
- Non-linear Editing
- Storage can be accessed non-sequentially.
- Scenes can be rearranged and accessed at random.
- Non-linear editing is like writing the paper on a word
In linear editing, just like using a typewriter, if you want to add a shot (or a paragraph) you have to re-edit (or re-type) everything from the point at which you added the shot (or paragraph).
In non-linear editing, just like word processing, when you want to add a shot (or paragraph) you just drop it in and the computer adjusts everything else for you
Linear Editing Vs Non-linear Editing
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Disadvantage of Linear Editing
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Long hours spent on rewinding of tapes, search of material.
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Difficult to insert a new shot in an edit.
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Quality loss for each editing.
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Advantage of Non-linear editing
- Gives user random access to source clips.
- Eliminates all the negatives of linear editing.
Video Editing Tools and Software
- Adobe After Effects
- a powerful video editing tool that enables users to add and change existing movies with effects such as lighting, shadows, and motion blurring.
- allows layers, as in Photoshop, to permit manipulating objects independently.
- Final Cut Pro
- editing tool offered by Apple for the Macintosh platform.
- allows the capture of video and audio from numerous sources, such as film and DV.
- provides a complete environment, from capturing the video to editing and color correction and finally output to a video file or broadcast from the computer.
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