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MediaPortal 1
Development
Improvement Suggestions
New zoom mode: 4/3 -> 16/9 non-linear distortion
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<blockquote data-quote="mystic2k" data-source="post: 142244" data-attributes="member: 49238"><p><strong>Started on:</strong> 2007-04-09</p><p><strong>last update:</strong> 2007-04-09</p><p></p><p><strong>Summary:</strong></p><p>Implement a zoom mode using slight cropping and non-linear distortion to optimize the scaling of 4/3 images on 16/9 screens.</p><p></p><p><strong>Area:</strong></p><p>My TV, My Videos</p><p></p><p><strong>Description:</strong></p><p>First let me say I've read pretty much all of the existing threads on this topic, but I couldn't find any containing an answer from the dev-team about the feasibility of this.</p><p></p><p>I've just switched to MP from MCE 2005 and this is the ONLY feature I miss. MCE has a zoom mode that crops a small part of the top and bottom, then stretches/compresses the image to make it 16/9, but only on the sides of the picture, leaving the central part pretty much untouched. This is also found on pretty much any widescreen TV set, although with slightly different approaches (no cropping for example).</p><p></p><p>I realize some people don't like this depending on the type of program watched (14/9 zoom can be a better alternative), but I still believe it would be a highly valuable addition to MP as it remains by far the best compromise for those wanting to scale 4/3 content without any letterboxing.</p><p></p><p><span style="color: Blue"><strong>Also, please note that with many LCD/plasma TV sets, you can not use any kind of image processing when using the VGA/DVI input, so using the TV's own zoom mode isn't an option here.</strong></span></p><p></p><p>Lastly I would like to insist that if (fingers crossed) someone ends up developping such a feature for MP, the quality of the implementation can vary greatly depending on the values used. Let me stress that the MCE 2005 one is probably one of the best I've seen so far (including high-end TV sets), as the image distortion is barely noticeable even on the sides. I would be glad to help figuring out the exact values that are used by MCE, please let me know if needed. Here's a link that shows an example of the MCE mode in action :</p><p></p><p><a href="http://www.codinghorror.com/blog/archives/000418.html" target="_blank">http://www.codinghorror.com/blog/archives/000418.html</a></p><p></p><p>Thanks in advance for any feedback !</p><p></p><p>(My first message on these forums and it's already a request... so I also wanted to say a big THANK YOU to all those working hard on this superb piece of software, please keep up the fantastic work !!)</p></blockquote><p></p>
[QUOTE="mystic2k, post: 142244, member: 49238"] [b]Started on:[/b] 2007-04-09 [b]last update:[/b] 2007-04-09 [b]Summary:[/b] Implement a zoom mode using slight cropping and non-linear distortion to optimize the scaling of 4/3 images on 16/9 screens. [b]Area:[/b] My TV, My Videos [b]Description:[/b] First let me say I've read pretty much all of the existing threads on this topic, but I couldn't find any containing an answer from the dev-team about the feasibility of this. I've just switched to MP from MCE 2005 and this is the ONLY feature I miss. MCE has a zoom mode that crops a small part of the top and bottom, then stretches/compresses the image to make it 16/9, but only on the sides of the picture, leaving the central part pretty much untouched. This is also found on pretty much any widescreen TV set, although with slightly different approaches (no cropping for example). I realize some people don't like this depending on the type of program watched (14/9 zoom can be a better alternative), but I still believe it would be a highly valuable addition to MP as it remains by far the best compromise for those wanting to scale 4/3 content without any letterboxing. [COLOR="Blue"][B]Also, please note that with many LCD/plasma TV sets, you can not use any kind of image processing when using the VGA/DVI input, so using the TV's own zoom mode isn't an option here.[/B][/COLOR] Lastly I would like to insist that if (fingers crossed) someone ends up developping such a feature for MP, the quality of the implementation can vary greatly depending on the values used. Let me stress that the MCE 2005 one is probably one of the best I've seen so far (including high-end TV sets), as the image distortion is barely noticeable even on the sides. I would be glad to help figuring out the exact values that are used by MCE, please let me know if needed. Here's a link that shows an example of the MCE mode in action : [url]http://www.codinghorror.com/blog/archives/000418.html[/url] Thanks in advance for any feedback ! (My first message on these forums and it's already a request... so I also wanted to say a big THANK YOU to all those working hard on this superb piece of software, please keep up the fantastic work !!) [/QUOTE]
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New zoom mode: 4/3 -> 16/9 non-linear distortion
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