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Hi All,
ImageMagick is capable of producing progressive JPEGs, would be good if you could add a checkbox to set the interlacing scheme:
http://php.net/manual/en/imagick.setinterlacescheme.php
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WebPageTest includes their own audit for whether sites are shipping down progressive JPEGs (images that are delivering with scans of increasing quality). This is something that may be interesting to e…
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Hi,
Is there a way to generate progressive jpeg with thumbnailator?
Thanks,
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I don't know how hard this'd be or whether or not imagemagick allows you to optimize the huffman trees/make the images progressive but I do know that jpegtran allows that to happen on its own. Adding …
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Currently any JPEGs processed by the resize image function seem to be encoded as baseline. Perceptually, progressive JPEGs seem to load a lot faster (especially over slower internet connections) and c…
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Right now all major browsers (and many encoders) support progressive jpegs
https://en.wikipedia.org/wiki/Comparison_of_layout_engines_%28graphics%29#JPEG_support
Regarding rendering performance progr…
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Not an issue, rather a question. When I view progressive-encoded JPEGs (produced by ImageOptim), I first see the grayscale pass, which is very quickly filled with color. Which option should I turn on…
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The title of this github repository is "Download and decode progressive JPEGs on iOS." But it doesn't do the very thing that Progressive JPEG was invented to do:
**Progressively** download and deco…
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On first load the meet our team page flashes as it loads the image assets. We should have a progressive load similar to our other page assets. Not a huge deal but going to file anyway.
Related to #…
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It would be great if you could choose to output progressive jpegs, or have them be progressive by default. Progressive images _appear_ to load faster.