DVD Conversions

Giving analogue formats life in a digital world

DVD Conversions Limited t/a Kodak Express Botany

Giving Analogue Formats Life In A Digital World

Contact and Location

Available 7 days : 022 600 4694

Quick Email: dion@nulldvdconversions.co.nz

Quick Links

  • About
  • Film Conversion to Digital File
  • Pro Video to Digital
  • Video to Digital
  • Audio Transfers
  • Cassette Repair Service
  • Format ID
  • Film samples
  • Photos to Digital files
  • Data Recovery

Upscale Video

Upscale Standard definition video to high definition

To upscale or not?

Experience has shown that the better the content to begin with, the better the end result. We’ve seen extraordinary results using a combination of real time hardware-based upscaling techniques used in conjunction with AI tools. The more information the AI systems have to work with, the better the result.

Hardware upscaling as the name suggests is the use of sophisticated pieces of hardware to convert and upscale video content in real time.

Teranex

The process is all digital and starts with the conversion of the analogue video signals to a serial digital signal (SDI). Thereafter the SDI signal is routed through various pieces of hardware for scaling, frame rate conversion, format conversion and recording.

Bad Waveform

Waveform monitors and vector scopes ensure that accepted industry standards are met prior to being digitized.

Why “fix it in post” when it can be done right the first time.

SD video has an aspect ratio of 4:3 whilst HD content is generally 16:9 – the rescaling process will resize the video within the frame. SD 4:3 content will be centered in the frame with black bars down each side. Pictured is a 4:3 image in a 16:9 frame. If the original content is 16:9 or anamorphic it can be extended to fill the frame.

Relative size of the video formats

This picture shows the relative sizes of the video formats.

  • SD Video – 720 x 576 – Green
  • HD 720 – 1280 x 720 – Blue
  • FHD 1920 x 1080 – Light Green

Progressive vs Interlaced

Another advantage to upscaling is that the image is automatically deinterlaced, meaning that interlaced formats such as PAL 576i are converted to a progressive format and the lines associated with interlaced formats are removed.

High resolution digital formats tend to scale up really well. Formats such as DVCAM, DVCPRO and Digital Betacam (Digi Beta) work really well when scaled up to either 720p or 1080p.

Sony DSR1500AP DVCAM Deck

DV formats are converted from native firewire (IEEE1394) to SDI and then scaled.

For analogue formats such a Betacam SP, Umatic and SVHS, we use a range of analogue to SDI converters to ensure any potential losses are kept to an absolute minimum.

Audio signals are embedded at source and level adjustments are made if required.

Recording of the video signals is done with industry standard standalone hard disk recorders.

Our upscaling service can upscale almost any SD video (PAL 50 or NTSC 60) format to the following HD formats.

  • 720p50 (1280 x 720 – 50p)
  • 1080p50 (1920 x 1080 – 50p)

File output options

  • MP4
  • Uncompressed MOV 10 bit or 8 bit
  • DnxHD
  • ProRes 422

External storage is required for larger file types. We can supply hard drives to suit, or you are welcome to supply your own.

We offer a range of hard drives for various applications.

  • SATA SSD drives for use as an internal hard drive or with a SATA dock.
  • USB C external drives – SSD in encolsures

For more information on our upscaling service please contact us.

Video Calibration Equipment

Video calibration equipment – is it necessary to ensure a good result? Absolutely Yes!

This is possibly your last chance to get your video tapes transferred to digital files before the playback equipment becomes obsolete, so why not do it properly. The number of machines available to play video tapes is finite – they’re soon going to be relegated to the pages of history.

Test and calibration equipment in a professional video transfer facility is a minimum requirement, and it ensures that the video signals are correctly calibrated prior to digitizing. Having the equipment is one thing, knowing how to interpret the information and make the required adjustments is another. Most professional transfer houses (such as ours) have experienced electronic engineers that have decades of experience in industrial and broadcast television. Generally speaking – this is all we do; we don’t cut keys or change garage door remote batteries while transferring video tapes in a back room. We pride ourselves on the service we can offer, and we do it well.

Bad Waveform

A video signal that has not been conditioned or correctly calibrated typically looks something like this. The edges of the signal are not sharp and crisp and are not within technical specs. A well-defined and correctly calibrated signal ensures best results.

A correctly calibrated signal looks something like this, sharp edges and a well defined electronic signal within strict technical parameters. The only way it gets to look like this is when it is processed with professional grade video calibration equipment.

Good waveform
Good Vector

Calibration and balance of chroma levels are within certain parameters and don’t exceed legal limits.

An engineering video monitor allows the engineer to perform minor adjustments to a VCR’s tape path to make up for recordings made on older equipment or equipment that was slightly out of specification when the tape was recorded. It’s also a critical piece of equipment when recalibrating and servicing VCR’s.

Cross pulse monitor

Why is this important – a very common saying in film and TV “we’ll fix it in post”. In some cases, this is not possible. A stable and correctly calibrated video signal ensures that the digitizing process runs smoothly, correct color, brightness, video and black levels mean that the signal is as good as it can be at the point of digitizing and any postproduction work will only make it better, not fixing problems associated with a bad capture session.

There’s a reason why a professional transfer house charges a bit more. Converting video to digital files is not a set and forget operation, it requires constant monitoring and minor adjustments during the capture process, that takes time and a considerable investment in test and calibration equipment, not to mention many years of experience.

Price is always a factor in any transaction, however, when the local corner shop is quoting as low as $30 per 3 hour tape – do the math.

$30 per tape for a 3 hour tape including GST equates to less than $10 per hour. Considering minimum wage in New Zealand is well over $24, ask yourself – “is my video tape getting the best attention” or is it in a set and forget environment and is left in a back room to sort itself out. It’s definitely not getting the attention it deserves. The operator in this case is charging a third of minimum wage to do the work, and at those rates your tapes are probably not a priority.

You have 1 chance to do it – do it right – use a professional – be it us, or any other professional transfer facility. Would you trust your priceless memories to anyone else?

Mini DVD

Mini DVD – SD Camcorder media

Mini DVD 1.4 GB Sony single sided.

Mini DVD was a fairly popular format developed and marketed in the 2000’s as a camcorder format. The format bridged the gap between tape and solid-state formats.

Single sided, double sided and dual layer options were available, the most popular being the single layer 1.4gb option in either the single or double sided variant.

Some would say it was an awkward format as the DVD’s only have a 1.4GB capacity which only allowed for 30 minutes of SD video recording in MPEG 2 format. Double sided DVD’s where available which in effect doubled the available recording time.

Mini DVD-RW 1.4 GB Panasonic brand

DVD compatibility was one of its main selling features in that the mini-DVD’s could be played back on a standard DVD player, provided the mini-DVD’s were finalized prior to removal from the camera.

In a lot of cases, users did not finalize the discs and as such the recordings were never “closed” or finalized. This resulted in the discs not being recognized by a standard DVD player. The unfinalized discs will only play back in the camera. Now many years on, the camcorders are no longer available, and the discs are gathering dust on a shelf. When inserted into a computers DVD drive, the unfinalized DVD shows as “blank”. This is generally not the case, the files are there, just hidden deep in the sectors of the mini-DVD.

All is not lost! DVD Conversions Limited have commercial grade data recovery software which can retrieve these hidden files and can convert them to digital files such as MP4 or QuickTime.

If you have mini-DVD’s we can assess and advise accordingly, no recovery – no fee.

If you want to convert Mini DVD to Digital Files click here

Contact us today to arrange the recovery of your Mini DVD’s

Tape cleaning

Tape cleaning

A brief insight into our tape cleaning process.

Close up of mouldy VHS tape

Video cassettes are prone to developing mold if not stored correctly. Moisture is video tape’s number 1 enemy. If you have cassettes that look something like this, it’s time to act quick and get them transferred to digital files.

A badly damaged 8mm video tape.

After baking and cleaning we managed to recover everything from the tape.

Hi8 tape prior to cleaning

VHS Tape is a lot more forgiving than 8mm video or Mini DV. The relative tape thickness is the difference. Once mold has developed on the edges of the tape it soon makes it’s way between the layers of tape which results in the layers sticking together. The edges of the tape also stick together and cause the tape to shred into pieces. So, what’s the fix for this problem. VHS cassette cleaners where available in the day, however, their success rate was less than desirable as the mold was removed from the tape but for the most part remained in the casing. A more intense cleaning method is required to remove dirt and mold from the tape and cassette casing.

8mm Cassette cleaning jig custom built for 8mm and hi8 tape cleaning and repair

We use a range of cassette cleaning tools, jigs and techniques developed over 30 years of experience.

  

Panasonic half inch tape splicing block

Panasonic half inch splicer NV-B45 tape splicing block

 

Baking 8mm video tape

Tape being baked

 

Tape cleaning method

Our methods involve opening the cassette and removing the take up or supply reel and manually winding the tape under tension to gently unwind each layer. Soft cleaning pads gently remove excess mold and dirt. We then clean the inside of the casing and reassemble. We do not use any solvents or chemicals in our cleaning process, we use a dry cleaning technique.

Tape baking

In severe cases we bake the cassette under constant temperature and humidity levels, removing excess moisture. Damaged sections of the tape are removed and the tape spliced. Magnetic tape can be spliced contrary to popular belief, provided you use the correct splicing films.

Below is a sample of a typical before and after.

8mm cassette before cleaning with mould builup on reels

Before treatment

8mm tape after a clean mould removed from reels

After Treatment

Success rates 

Our success rate across all formats is in excess of 95%. In the worst cases some tape may be lost. We do our best to recover as much as possible.

We’ve recovered video footage from damaged tapes such as

  • VHS / VHSC / SVHS
  • Betamax
  • Video 8 / Hi8 / Digital 8
  • Betacam
  • Umatic
  • DV
  • DVCPRO
  • Audio cassette
  • DAT – Digital Audio Tape

Some tips on tape storage.

  • Store upright, on the short or long edge of the tape.
  • Always rewind the tapes.
  • Always keep the cassette in it’s protective case. If you don’t have cases, use a paper envelope.
  • Store in a cool, dry place.
  • Store with silica gel sachets to remove moisture.

Go to this page for more information and a gallery of damaged tapes we’ve recovered.

We do not offer tape cleaning and repair as a standalone service. We only clean and treat tapes we are converting.

Contact DVD Conversions today to arrange your cassette transfer.

Video to Digital for conversion of tape to digital files

Contact Us

Format Identification

If you are unsure of what format you have go to this page

Tape format Identification

DVD Conversions LTD also trades as

Digital Mix – Corporate Video Production.

Kodak Express Botany – Photo printing, retail sales, passport and visa photo service.

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