pixiv thumbnails
- Pixiv is an illustration communication site with over 5 million users and 3.3 billion monthly page views. - The presenter works on infrastructure and software engineering at Pixiv, where he is responsible for image upload, thumbnail generation, data storage, caching strategies and more. - Pixiv generates 12 or more thumbnails for each image uploaded to optimize loading and browsing on different
ImageMagick æ”¹é€ å…¥é–€ (ãã®å£±) GIFアニメーション | GREE Engineering
ã“ã‚“ã«ã¡ã¯ã€‚ミドルウェア開発ãƒãƒ¼ãƒ ã®ã‚ˆã‚„ã§ã™ã€‚ 今回ã¯ã€ImageMagick ã«ã¤ã„ã¦ãŠè©±ã—ã¾ã™ã€‚ http://www.imagemagick.org/ ImageMagick ã¯é«˜æ©Ÿèƒ½ã§å¤§å¤‰ä¾¿åˆ©ãªç”»åƒå‡¦ç†ãƒ„ールã§ã™ã€‚弊社ã§ã‚‚利用ã•ã›ã¦é ‚ã„ã¦ã„ã¾ã™ãŒã€ç¨€ã«å®Ÿã‚µãƒ¼ãƒ“スã«ãã®ã¾ã¾é©ç”¨å‡ºæ¥ãªã„ケースãŒã‚ã‚Šã¾ã™ã€‚ ãã“ã§ã€å›°ã£ãŸæ™‚ã« ImageMagick è‡ªä½“ã‚’æ”¹é€ ã™ã‚‹éš›ã®ãƒã‚¤ãƒ³ãƒˆã¨ã€å®Ÿéš›ã®å¿œç”¨ä¾‹ã‚’ã”紹介ã—ã¾ã™ã€‚ ImageMagick ã®ãƒ—ãƒã‚°ãƒ©ãƒ æ§‹é€ ImageMagick ã®ãƒ—ãƒã‚°ãƒ©ãƒ ã¯ä¸»ã«ä»¥ä¸‹ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªã«åˆ†ã‹ã‚Œã¾ã™ã€‚(Magick+ ディレクトリç‰å¹¾ã¤ã‹ã¯å‰²æ„›ã—ã¾ã™) utilities/<コマンドå>.c コマンドラインツールã®èµ·ç‚¹(main 関数) wand/〜.c (コマンド共通処ç†ã¨ã‚³ãƒžãƒ³ãƒ‰æ¯Žã®å‡¦ç†ã€Wand API) magick/〜.c (機能モジュールã€ãƒ¦ãƒ¼ãƒ†ã‚£ãƒªãƒ†
ImageMagickã¨OpenMPã®ä»¶ - blog.nomadscafe.jp
「PerlMagick ㌠OpenMP 有効ã ã¨é«˜è² è·ã«ãªã‚‹ä»¶ :: drk7jpã€ã®ä»¶ ã©ã†ã‚„らã€Perlã«é™ã‚‰ãšãƒžãƒ«ãƒãƒ—ãƒã‚»ã‚¹ã§OpenMPãŒæœ‰åŠ¹ãªImageMagickã‚’å‹•ã‹ã™ã¨ãƒ‘フォーマンスãŒæ‚ªããªã‚‹ã‚ˆã†ã§ã™ã€‚ Enabling OpenMP for most algorithms creates 8 threads (1 per core). If your process creates 8 threads that’s a total of 64 threads and that is a whole lot of contention and possible misuse of your processor cache. 「ImageMagick • View topic - Multi Process Contention?ã€ã‚ˆã‚Š ã¨ã„ã†ã“ã¨ã§ã€small_light
æ–™ç†ã‚’楽ã—ãã™ã‚‹ç”»åƒé…信システãƒ
The document describes TOFU (Tofu on the Fly), a system for dynamically generating and caching image thumbnails on Amazon S3. It works by installing an Apache module that generates thumbnails using ImageMagick when images are requested, then caches them on S3 for future requests. This avoids hitting application servers for every image and provides scalability. The document discusses the TOFU archi
1
リリースã€éšœå®³æƒ…å ±ãªã©ã®ã‚µãƒ¼ãƒ“スã®ãŠçŸ¥ã‚‰ã›
最新ã®äººæ°—エントリーã®é…ä¿¡
j次ã®ãƒ–ックマーク
kå‰ã®ãƒ–ックマーク
lã‚ã¨ã§èªã‚€
eコメント一覧を開ã
oページを開ã
{{#tags}}- {{label}}
{{/tags}}