Post Production Techniques

B.Sc. (Hons) Multimedia Computing

Media Technologies

Video Editing

Agenda

Typical applications Post production process Popular effects Examples Software applications

B.Sc. (Hons) Multimedia Computing

Media Technologies

Typical Applications Broadcasting (sports, light entertainment) Marketing (TV Ads) Film Industry Transfer from different formats Recovery / renovating of archive material

Post Production Process Apply after footage is recorded and edited

(sequence) Apply effects ( adjust, modify, transform) Transfer it to something you audience can see -

whether it's a DVD, the Web, or even a VHS tape. Resource intensive Time consuming Sometimes the hardest part Professional equipment ( High Definition (HD) Video)

very expensive £10 000 +

Post Production Effects Adjustment / correction

Brightness Contrast Colour Balance Volume (gain, reverb, etc)

Blur / Sharpen Stylize ( emboss, texturize) 3D (depth of field, compositing) Perspective ( skew, scale, stretch) Transitions (wipes, fades, etc) Text ( titles, path text)

B.Sc. (Hons) Multimedia Computing

Media Technologies

Post Production:Adjustment

Original (left) and with variations of Brightness & Contrast applied (center and right)

Brightness and Contrast effect

Post Production: Adjustment

Original (left) and with variations of Color Balance applied (center and right)

Colour Balance effect

Post Production:Blur & Sharpen

Original (left) and with variations of Directional Blur applied (center and right)

Directional Blur effect

Original (left) and with variations of Channel Blur applied (center and right)

Channel Blur effect

Post Production:Blur & Sharpen

Post Production: Distortion

Original (left) and with variations of Corner Pin applied (center and right)

Corner Pin effect

Post Production: Noise

Original Layer (left), Noise HLS (center), and two applications of Noise HLS with low Saturation values (right)

HLS Noise effect

Post Production:Keying

Original (left) and background layer (center) are combined using Color Difference Key (right).

Colour Key effect

Post Production: Image Control

Original (left) and with variations of Change Color applied (center and right)

Change Colour effect

Post Production: Paint

Two strokes in different colors painted on the robot's antenna, using three variations of Vector Paint

Vector Paint effect

Post Production: Stylize

Original (left), a layer used to create texture (center), and the texture applied to background layer (right)

Texturize effect

Post Production: Transition

Original (left) and with variations of Block Dissolve applied (center and right)

Block Dissolve effect

Post Production:Perspective

Original (left) and with variations of Basic 3D applied (center and right)

Basic 3D effect

Post Production: 3D

Original (left) and with variations of Depth of Field applied (center and right)

Depth of Field effect

Post Production: 3D

Original (left), with applied using the near alien as the ID Selection (center), and composited over a new background (right)

ID Matte effect

Post Production: 3D

Original (left), Gradient Layer (center), and with Fog 3D applied (right)

Fog effect

Post Production:Text

Original (left) and with variations of Path Text applied (center and right)

Path Text effect

Software Applications

B.Sc. (Hons) Multimedia Computing

Media Technologies

Adobe After Effects (PC) Final Cut Pro (Mac

References

B.Sc. (Hons) Multimedia Computing

Media Technologies

Digital Multimedia 2nd EditionChapman N. Chapman J. Wiley. 2004

http://www.adobe.com http://www.digitalpostproduction.com