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Showing posts with label video. Show all posts
Showing posts with label video. Show all posts

Saturday, January 16, 2010

Videoblogging versus Blogging

This blog post gives me an initial opportunity to consider the potential of videoblogging compared with straightforward blogging. It is a short initial piece, primarily for me to focus on the video editing technology. I lay the foundations for a deeper more meaningful discussion on the learning potential of both types of blogging with a few observations about both types of blogging (not by a long chalk, full and complete), suggesting that one advantage of videoblogging could be that it is a quicker more productive method of blogging.




My initial conclusions are that for learning purposes, both types of blogging require some thinking through and some preparation and planning. For audience capturing, videoblogging may help in this regard, but both types will need high quality output, be that written text or engaging on-camera presence. I am coming around to the idea that it actually might be a good idea to mix the two approaches. Having a visual stimulus on the blog i think will spark more initial interest.

Video Editing Technology

Although my initial interest was in using videoblogging to produce content more quickly. I actually became more interested in how to make good use of video editing technology and i have made a start here in this blog. What i can say is that Camtasia is an excellent video editing tool, allowing importing and editing of webcam video, video screencasts, camera video, audio files and image files. With creation and editing also of functions such as zoom and panning, captions, on screen text 'callouts', hyperlinking and an option to include flash based quizzes and surveys there are plenty of tools to be creative with your finalized video output. The bottom line is that working in the camtasia editing environment is very easy even for a teacher that has no previous experience of editing video.

For what you get i think camtasia is very well priced (at last time of checking £134 for educational license), however if you are looking for a free video editor then windows movie maker is also a great free bit of software, that can add a bit of variety and interest to a straightforward talking head webcam.

Final WordIf you did not know already text based blogging is a fantastic learning tool (see my earlier blogging posts). However whatever blogging method is used, you the blogger need to find a subject worth blogging about and then invest time in using your blogging weapon of choice to engage and interest your audience in what you have to say. This may be i) Developing your writing style ii) Improving your webcam talking head delivery or iii) Understanding visual media delivery to make best use of the great video editing tools that are at your disposal. In short if you are like me you blog to learn, but also blog to offer something of value to the audience. In offering something of value to the audience it pays to improve the many communication skills at your disposal.

Monday, March 24, 2008

Razzle Dazzle: Converting VHS Video to Digital Format

Converting VHS video recordings to a digital format is made easy using the Dazzle video capture device and the bundled Pinnacle V11 software, which is easily obtainable from Maplins the excellent electronics specialists store. In addition to this hardware/software combination you will need a SCART socket with composite video 3 Pin (yellow, red and white, known as 3 Phono (RCA)) male plugs which will connect with the dazzle hardware.

So to recap, what you need to capture the video in a digital format is

  1. Video cassette player connected to a TV with a SCART Socket,
  2. Dazzle video capture device with Pinacle V11 Video editing Software £49.99
  3. SCART socket lead with composite video 3 Pin (yellow, red and white, known as 3 Phono (RCA)) male plugs at the other end of the lead £9.99

(I actually paid £39.99 for the hardware/software combination with a months free trial of the software.I'll need to pay another £20 for a full upgrade.)

You have all you need now to convert VHS Video to a digital format of your choice. The issue now becomes to what digital format and level of quality do you convert the video. Initially i tried to save approx two and half hours into an AVI format in DVD format. I could not quite manage this as i ran out of disk space at 25GB at about the 2 hour mark. I was hoping to edit the end product into manageable chunks at my leisure in front of the computer. In the end i decided to work through the video in real time and saved it to file in chunks of 10, 15 or 20 mins.

I decided in the end to save in an MPEG format at CD ROM quality to save disk space and to make them as easily transferable as possible on a memory stick or CD ROM. Not quite sure what this means for transfer to DVD (Does it need to be in VOB Format? (i think so, but will look into this).

Conversion
The conversion quality options that are available are to DVD, SCVD and CD. The CD quality seemed adequate to me and during the conversion process for all formats i never noticed and it was not indicated at the end that any frames were dropped during the conversion process. In terms of disk space usage i noted that the following disk storage space was used:

Disk Storage space per 1 Minute of video captured:
  • AVI to DVD: 70MB
  • MPG to DVD: 46 MB
  • MPG to SCVD: 19 MB
  • MPG to CD: 10 MB

For completeness i will look at the other AVI conversions another time and as it stands i am only left with CD Quality originals and i am not sure if they can be transferred onto DVD (I suspect not).

I shall investigate more, when i have time to get the best balance between disk storage and quality of conversion.

Links
Pinnacle V11 + Dazzle Video Creator Combo Pack
Maplins Search for DazzleSCART to 3 Phono Plugs

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