67 lines
1.6 KiB
Markdown
67 lines
1.6 KiB
Markdown
status: hidden
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Title: image-quality
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robots: noindex
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<style>
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img {width: 700px}
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</style>
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# Possible steps of compression
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## Original photo: `22MB`
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## Pre-processed image from melty media server: `16MB`
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mogrify -resize '25000000@>' "$file" # Limit the size to ~ 5000 * 5000 px
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jpegoptim -p --strip-all -m100 "$file"
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## Base image with a 75% quality, `3.5MB`
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cp Photo3.jpg Photo3-75pct.jpg
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jpegoptim -p --strip-all -m75 Photo3-75pct.jpg
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Photo3-75pct.jpg 5184x3310 24bit N Exiff IPTC ICC XMP Adobe [OK] 22460774 --> 3618936 bytes (83.89%), optimized.
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## Base image, resized to 1400px 100%: `2.3MB`
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gm convert -resize 1400x892 -quality 100 Photo3.jpg Photo3-1400px.jpg
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## Base image, resized to 700px 100%: `677KB`
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gm convert -resize 700x446 -quality 100 Photo3.jpg Photo3-700px.jpg
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## Base image, resized to 1400px 75%: `356K`
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gm convert -resize 1400x892 -quality 75 Photo3.jpg Photo3-1400px-75pct.jpg
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## Base image, resized to 700 75%: `152K`
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gm convert -resize 700x446 -quality 75 Photo3.jpg Photo3-700px-75pct.jpg
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## melty mediaserver image 75%, 700px, `82KB`
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wget http://media.melty.fr/pmedia-3287063-ajust_700-f1469549124/jacky-mornai-et-loup-pendant-amazing-summer.jpg
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