The two major types of digital resources are DV and Streaming video.
We have not categorized VCDs and DVDs as digital resources because our topic of discussion is capturing. We seldom use VirtualDub to capture videos from a VCD or a DVD and make copies of them, unless we do not have a CD or DVD player installed on our computer.
Sometimes processing video on a VCD or DVD may become necessary. For example, we may need to cut a section of movie from a VCD, add some subtitles and effects to it, and save it as a new VCD. In these situations, even though we do not capture the input video from digital media but simply open a file with VirtualDub, we are still dealing with a digital resource.
DV stands for Digital Video, which has become a popular standard in recent years. With this format, we can convert analog signals to digital ones at the hardware level. This task provides high quality at considerable speed. Therefore, the capture card is no longer necessary. All we need...