Table of Contents
Introduction 1
Chapter 1: Introducing VirtualDub 5
What is VirtualDub? 6
The World of VirtualDub 8
Software 8
VDubMod 9
AviSynth 9
Users 9
About this Book 10
Installation Preview 11
About VirtualDub 11
What VirtualDub Can Do 12
Capturing Video with VirtualDub 13
VirtualDub's Early Development Years 13
Ongoing Development 14
About VDubMod 14
About AviSynth 16
Downloading and Installing VirtualDub 17
Additional Filters 17
VirtualDub Source Code 19
Downloading and Installing VDubMod 20
Downloading and Installing AviSynth 20
Filters 24
Desktop Icons and Your Default Player 24
Summary 24
Chapter 2: Video Capture Equipment 25
Analog Video Resources 26
Digital Video Resources 28Table of Contents
The Nature of DV (Digital Video) 29
Streaming Video 30
Different Types of Capturing Devices 31
Internal versus External Equipment 33
What to Buy 34
Installing Capturing Equipment 35
Connecting Video Resources to the Capture Card 36
Final Tips and Optimizations for Better Video Capture 38
Summary 40
Chapter 3: Capture Preprocessing 41
Defining an Input Source for VirtualDub 42
File Settings 44
Audio Settings 45
Video Settings 48
Compressing Input Signals while Capturing 50
Cropping Videos 52
Removing Unwanted Noises from Videos 53
Reducing File Size 53
Unusual Resolutions and Formats 54
Histogram 54
Capture Settings 55
The Buffer 57
Saving Current Configurations for Future Reference 57
The Synchronization Problem 58
Chunks 58
Capture Duration Restrictions 59
Summary 62
Chapter 4: Processing with VirtualDub 63
VirtualDub Processing Functions 64
Append, Cut, Copy, and Paste 64
Filtering 65
Extraction of Stills 66
Sound Processing 66
ii Table of Contents
Frame Rate Conversion 67
Field Interlace 68
External Processing and Frameserving 69
Example Processing 69
Summary 72
Chapter 5: Basic Functionality 73
Appending 76
Extracting Stills 77
Summary 78
Chapter 6: Video Filtering in VirtualDub 79
How Filters Work 80
Pipelines 80
Why is the Order Important 81
Built-In Filters 81
Smoothing and Blurring 84
Gaussian Blur 84
Smoothing 85
Motion Blur 86
Sharpen 87
Emboss 88
Flip 89
Rotate 90
Invert 91
Color Fill 91
Superimposing a Logo Image 93
Convolution 94
Grayscale and Black & White Video 97
Brightness/Contrast and Hue/Saturation/Value Adjustment 98
Cropping and Resizing 101
Black Bars Wrapping the Video 101
Cropping Black Bars from the Video 103
Resizing 104
Subtitles 107
Creating the Subtitles 109
iiiTable of Contents
Burning the Subtitles in your Video 111
Multiplexing Subtitles in AVI using AVIMux GUI 112
External Subtitles 113
Adding More Filters to Your Collection 114
Summary 114
Chapter 7: Professional Video Editing 115
Installing a New Plug-in 115
Logo Removal Filters 116
Logo Removal with DeLogo 116
Removing Solid Elements from an Image 117
Removing Alpha-Blended Parts of a Frame 120
An Easier Way of Removing Logos 123
The Fastest Way of Removing a Logo with Logo Away 124
Using Other Logo Away Controls 126
More Convenience in Removing Logos 126
Putting Desired Information on the Video 128
Image Processing Filters 128
Decreasing Color Noise with CNR 129
The Algorithm Behind This Plug-in 129
Removing Shadows from Video 130
Filters for Fun 132
Defining Simple Transitions for Video with FadeFX 132
Half Toning Video 132
Fading between Various Hues 134
Colorizing it More 135
Pixellate Effect 135
A 1920's Cinema Plug-in 136
Summary 138
Chapter 8: Advanced Topics 139
Color Television 139
Frame Rates 140
Changing the Playback Speed of Video 141
Changing the Actual Frame Rate 143
Conversion between PAL and NTSC 144
Dealing with Interlaced Sources 145
iv Table of Contents
De-Interlacing Methods 148
Field Bob 148
Field Swap 150
Hazardous Habits—How to Preserve Quality 151
Re-Compressing Video 151
VirtualDub Processing Modes 152
Recovering Damaged Files 153
Manually Controlling Input/Output Colorspaces 156
Summary 156
Chapter 9: Frameserving 159
What is AviSynth? 159
What Frameservers Can Do 160
Setting Up the VirtualDub Frameserver 161
Serving Frames with VirtualDub 162
Setting Up AviSynth 163
Introduction to AviSynth Scripts 163
Variables 164
Source Filter and Supported Formats 165
Loading Third-Party Plug-ins in AviSynth 165
Separating the Fields of an Interlaced Video 166
Summary 166
Chapter 10: Compressing: A World of Codecs 169
Interoperability and Open Standards 172
Older Codecs 173
Adding Codecs 174
Compressing Video 175
Saving the Video 176
Job Control 177
Calculating the Video and Audio Bitrate 178
Variable, Average, and Constant Bitrate Modes 180
Multi-Pass Encoding 180
Encoding with DivX 181
Encoding with XviD 185
vTable of Contents
MPEG-4 in AVI Interoperability 188
Compressing the Audio 189
Multiplexing Audio and Video 191
Summary 192
Index 193
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