Difference between revisions of "Video Editing using Blender"

Revision as of 08:35, 16 June 2021

Video Editing Using Blender

Blender is an opensource, actively developed, cross platform, 3D-multimedia suite with 2D-ability. In Video Editing using Blender series, we will learn to edit videos using Blender. The demonstration includes multi-track audio and video editing, annotation, special effects and rendering. Various Blender features are listed in the official website at, https://www.blender.org/features/ .

Blender has various interfaces, to build objects, edit them and to add animation to them. Sculpting and VFX are two other interfaces of Blender. All the interfaces have extensive tool palette. The animated objects can be edited using the video editing interface of Blender.

The Video Editing interface allows addition a variety of effects used in movie editing. The popular L-cut, speed change, addition of various effects such as wipe effect is also possible. Selected regions can be blurred and animated in a video. Multi-layer multi-track editing is possible in Blender Video Editing interface. The edited movies can be rendered in various formats to create movies. Blender can create proxy video files to aid in editing high definition (HD) videos.

The popular animated movie, Big Bugs Bunny was created as a Blender project. Learners are referred to the Blender official website for more detailed information.

Scientists and researchers also use Blender to build objects and use them in conjunction with scientific software such as OpenFoam. Knowledge of Python scripting is essential for adapting Blender for such advanced use. User forums are available to reach out to Blender users. Learners can ask doubts, questions, report bugs and contribute via forums. Many add-ons are available for Blender. Python scripts can be executed in Blender. Please visit the official site for up-to-date information on this software.

Contributors, Content Editors and Reviewers The Video Editing using Blender Spoken Tutorial is put together by Dr. Rani PV from IIT Bombay. Mr. Khushal Singh contributed as the domain reviewer. Ms. Madhuri Ganapathi, contributed as novice reviewer and Dr. Snehalatha Kaliappan is the administrative reviewer. Target Audience: Teachers, students, researchers and anyone who want to edit their videos or learn about the video editing interface of Blender.

Basic Level

Introduction to Blender video editor

• Download and install Blender 2.82a on Ubuntu Linux 16.04 OS
• Download and install Blender 2.82a on Windows 10 OS
• Change the Blender user interface color theme
• Change Blender user interface to video editing interface
• Add a video file to a channel in the sequencer panel
• About audio and video color strip
• Play a video
• Adjust zoom level and move the video in the preview panel
• Toggle time and frame number in sequencer panel
• Save a project

Basic Video Editing

• Open a project
• Show timeline panel and adjust the interface
• Zoom in and zoom out in the sequencer panel
• Show waveform for audio clip
• Scroll and move in the sequencer panel
• Select video and audio strips
• Cut video and audio clips
• Learn about soft cut and hard cut
• Trim a video
• Remove gap and insert gap

Rendering a Video

• About render panel
• Render engine and Eevee
• About setting output properties
• Setting resolution, fps and keyframe
• Video format for the output file
• Audio format for the output file
• About H.264, theora, webm and AAC options
• About the time taken for rendering
• Render the edited video
• Saving the render preset for dimensions

Match and Align Video and Audio

• Add a new audio clip to a project
• Cut video clip and audio clip
• Cut regions, which are not needed
• Match and align clips recursively
• Use play, cut, trim and move to match video and audio
• Move strips between channels
• Mute a clip
• Save a video frame as an image file

Build Proxy for Video Editing

• High definition video
• Change playback range
• About large render time when playing video
• About the time lag in video playback
• Choosing a proxy setting
• Reduced resolution in proxy
• Rebuild proxy and timecode
• Setting same proxy setting in preview panel
• Viewing the effect without lag
• Final render with higher definition

Intermediate Level

Add Text and Frames to a Video

• Add text annotation to a video
• Format the text size and color
• How to download font style

Add shadow for text Adjust the position of the text in the frame Adjust start position and duration of the title clip in the video Add color effect clip to add blank frames to the video Change the color for the blank frames Learn about blend mode

Adding Image to a Video Add an image to a video Add an effect strip Learn about blend effects About alpha over Resize the image Change opacity of the image Position the image in the video Adjust the duration of the image

Advanced Level

Animate Property on Strips About Animate property of a strip Choose time period to animate About keyframe Add keyframes in the video for animation Set text position for animation Animate text location Change speed of animation Delete keyframe Animate text size Animate text color