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In addition to the inherently much better capture, software on the computer can perform image processing to eliminate defects like scratches, do color balance correction, and set light levels. Up-converting from the film's natural frame rate to videos 30 fps can be performed in a smart method to decrease the distortions that might occur.

With good building and mindful operation, frame by frame capture can measure up to the quality gotten by high-end scanning equipment (described next). Nevertheless, absolutely nothing is ensured; some frame by frame devices is not well made, or the operator of the equipment might be careless or incompetent. Here are a few links to people who make this kind of equipment, some simply for individual usage.

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I will note that Fred Van de Putte has produced some spectacular results with his home made equipment: There are specifically constructed machines for transferring film to digital format; these devices were initially used by high end video production business to move theatrical movies to digital format http://query.nytimes.com/search/sitesearch/?action=click&contentCollection&region=TopBar&WT.nav=searchWidget&module=SearchSubmit&pgtype=Homepage#/slides to digital for broadcasters to use.

The word you must use when doing searches on the topic is "telecine." Like the "frame by frame" capture simply explained, movie scanners likewise catch images a frame at a time, but in a more advanced method. Rather than taking a snapshot of each frame, like an electronic camera, http://edition.cnn.com/search/?text=slides to digital they scan the movie a line at a time or even a pixel at a time.

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Such devices is usually part of a suite of hardware dedicated to image processing, with skilled operators to change lighting and right color. When talking about color correction, there are a couple of terms to find out. The best quality, and most costly, is "scene by scene" correction. The operator will adjust lighting and color correction for each scene, and will guarantee consistency in the colors between different scenes.

"One light", the most inexpensive technique, implies the colorist will make a finest compromise that appears to work throughout all scenes; in truth, if there is a significant shift in lighting or color, the colorist will likely rewind and adjust at that point. Another advantage of movie scanners is they advance the film continually, rather than utilizing the common gear advance and register scheme.

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Some old films can even shrink, resulting in bad gear hole spacing. The film scanner software has a means of registering each frame without relying on gear holes to do the task. Having actually been around for a very long time, these luxury film scanners are now getting cheap enough for use in capturing house movies.

Either method, the quality is Additional reading likely to be a cut above frame by frame capture devices. To process 8mm film, these makers require custom adapters, given that they were developed for 16mm and 35mm work. Rank Cintel scanners were the top end scanners, but the Spirit Data Cine 4K now appears to be the (really costly) top end.

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No matter which record scheme is used, eventually you need to choose in what type do you desire your digitized video to be returned to you. All such locations offer to move you movies straight to DVD. They can add titles and even climatic music if you want it. It is possible to get the video off of these DVDs for subsequent modifying, but it is currently greatly compress MPEG 2 video, and isn't hassle-free for modifying.

Another choice is to have actually the film transferred to a DV video tape; these tapes are digital format, and need some methods of moving the bits from the tape into your PC for more modifying. DV files are sensible for editing, as they use frame level access with moderate compression.

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I mailed a portable hard disk to the capture home and they returned my movie as uncompressed AVI files. Uncompressed video results in big files, however the advantage is that there are no compression artifacts to fret about, and editing at an approximate frame level is no issue. As a contrast, a standard meaning MPEG 2 video discovered on a DVD is generally encoded at 3.5 to 8.0 Mbit/s; DV is 25 Mbit/s; uncompressed video is around 240 Mbit/s.

What resolution should the movie be captured? What video container format should be used? What type of code should be used to put the video in the file? Should the movie be captured with pulldown? Interlaced or progressive format? A few of these subjects (such as option of codec) require their own websites, however here is an extremely, really brief summary of a few of these considerations.

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It does cost more, however, and processing the outcomes is a lot slower than catching at basic definition resolution (720x 480). Keep in mind that 8mm frames are quite small (less than 8mm!) and do not naturally contain more than a specific quantity of info. Getting 1920x 1080 capture of such film will just provide you really clear images of the film grain.

As was mentioned, the native film rate is 16 fps or 18 fps for 8mm film, 24 fps for 16 mm movie, and 30 fps for video. One way to transform the native movie frame rate to the video frame rate is to replicate some frames in the video stream.

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Ask the transfer home to provide you one frame of video for each frame on the movie. You can do frame rate conversion after you have actually done all of your film modifying and improvement. TV has actually traditionally presented video in interlaced format, provided at 29.97 fps (in North America).

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Deinterlacing software can be used to convert interlaced back to progressive format. If you have a choice, stick with progressive scan, as it makes subsequent image processing tasks easier. If you use an Apple Mac computer for modifying, you most likely want to utilize quicktime MOV format as the file container.



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If you use a PC, you'll probably wish to use an AVI file container. For a codec, you ought to prevent anything that applies a lot of compression. Extremely compressed files are reasonably small, however results in quality loss and trouble in editing. You desire to conserve compression to the very end of your chain of modifying tools.

There are some lossless compressors, like huffyuv and lagarith. Apple Pro Res video is also known as v 210 by its fourcc code, and there are PC codecs for reading this uncompressed format. No matter which format you select, you need to initially request for a small (like 10 frame) sample of movie encoded because format from your transfer house so you can verify that you have the ability to open it and recover the images.

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Old films can be dusty, or have a build-up of gunk from a lifetime of handling. Old films frequently have actually suffered scratches; which side of the film is scratched makes a distinction. More affordable transfers simply pack your old movie and go. The next step up is to have the film "dusted" by mechanically passing it in between brushes to try and knock off any dust or dirt.