{"id":7946,"date":"2025-01-28T17:25:05","date_gmt":"2025-01-28T17:25:05","guid":{"rendered":"https:\/\/howtogeek.blog\/cs\/?p=7946"},"modified":"2025-01-28T17:25:05","modified_gmt":"2025-01-28T17:25:05","slug":"best-methods-to-online-compress-images-while-preserving-quality","status":"publish","type":"post","link":"https:\/\/howtogeek.blog\/cs\/best-methods-to-online-compress-images-while-preserving-quality\/","title":{"rendered":"Nejlep\u0161\u00ed metody online komprese obr\u00e1zk\u016f p\u0159i zachov\u00e1n\u00ed kvality"},"content":{"rendered":"<p>V dne\u0161n\u00ed digit\u00e1ln\u00ed dob\u011b chytr\u00e9 telefony vybaven\u00e9 \u0161pi\u010dkov\u00fdmi fotoapar\u00e1ty \u010dasto po\u0159izuj\u00ed sn\u00edmky o velikosti 10\u201315 MB. Zat\u00edmco tyto vysoce kvalitn\u00ed fotografie jsou ide\u00e1ln\u00ed pro trval\u00e9 vzpom\u00ednky, jejich velk\u00e9 velikosti soubor\u016f mohou p\u0159edstavovat probl\u00e9my p\u0159i sd\u00edlen\u00ed na platform\u00e1ch, jako je Facebook a Instagram, kter\u00e9 ukl\u00e1daj\u00ed specifick\u00e9 limity velikosti soubor\u016f. Krom\u011b toho m\u016f\u017ee b\u00fdt nahr\u00e1v\u00e1n\u00ed velk\u00fdch obr\u00e1zk\u016f \u010dasov\u011b n\u00e1ro\u010dn\u00e9. Komprimace obr\u00e1zk\u016f p\u0159ed sd\u00edlen\u00edm je tedy rozumnou volbou pro zv\u00fd\u0161en\u00ed efektivity.<\/p>\n<h2><strong>Jak komprimovat obr\u00e1zky online bez ztr\u00e1ty kvality<\/strong><\/h2>\n<h3><span id=\"Compress_Images_Using_TinyPNG\">1. Komprimujte obr\u00e1zky pomoc\u00ed TinyPNG<\/span><\/h3>\n<p>TinyPNG je \u0161iroce uzn\u00e1v\u00e1n pro kompresi soubor\u016f PNG, ale dok\u00e1\u017ee z\u00e1zraky i s JPEGy. Zde je n\u00e1vod, jak efektivn\u011b vyu\u017e\u00edt TinyPNG ke zmen\u0161en\u00ed velikosti obr\u00e1zk\u016f:<\/p>\n<ul>\n<li>P\u0159ejd\u011bte na <a href=\"https:\/\/tinypng.com\/\" rel=\"noopener nofollow external noreferrer\" target=\"_blank\"><strong>webovou str\u00e1nku TinyPNG<\/strong><\/a>. Tato platforma zaji\u0161\u0165uje vysoce kvalitn\u00ed kompresi obrazu.<\/li>\n<li>Uvid\u00edte intuitivn\u00ed rozhran\u00ed. P\u0159et\u00e1hn\u011bte obr\u00e1zky nebo klikn\u011bte na tla\u010d\u00edtko <strong>Nahr\u00e1t obr\u00e1zek<\/strong> a vyberte tolik obr\u00e1zk\u016f, kolik pot\u0159ebujete.<\/li>\n<li>Jakmile se va\u0161e obr\u00e1zky za\u010dnou nahr\u00e1vat, TinyPNG je automaticky zkomprimuje. Sledujte pr\u016fb\u011bh zpracov\u00e1n\u00ed ka\u017ed\u00e9ho obrazov\u00e9ho souboru.<\/li>\n<li>Po dokon\u010den\u00ed m\u00e1te mo\u017enost st\u00e1hnout obr\u00e1zky jednotliv\u011b nebo pro pohodl\u00ed stisknout tla\u010d\u00edtko <strong>St\u00e1hnout v\u0161e<\/strong>.<\/li>\n<\/ul>\n<figure class=\"wp-block-image\"><img alt=\"Rozhran\u00ed TinyPNG\" class=\"wp-image\" decoding=\"async\" height=\"473\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/TinyPng-2.webp\" title=\"Rozhran\u00ed TinyPNG\" width=\"800\"\/><\/figure>\n<h3><span id=\"Compress_Images_Using_Compressor.io\">2. Komprimujte obr\u00e1zky pomoc\u00ed Compressor.io<\/span><\/h3>\n<p>Compressor.io je dal\u0161\u00ed robustn\u00ed n\u00e1stroj, kter\u00fd vynik\u00e1 ve v\u00fdrazn\u00e9m zmen\u0161en\u00ed velikosti obr\u00e1zk\u016f p\u0159i zachov\u00e1n\u00ed pozoruhodn\u00e9 kvality. Zde je n\u00e1vod, jak m\u016f\u017eete vyu\u017e\u00edt tento online n\u00e1stroj:<\/p>\n<ul>\n<li>Nav\u0161tivte z va\u0161eho prohl\u00ed\u017ee\u010de <a href=\"https:\/\/compressor.io\/compress\" rel=\"noopener noreferrer nofollow external\" target=\"_blank\"><strong>kompresor.io<\/strong><\/a>.<\/li>\n<li>Na domovsk\u00e9 str\u00e1nce vyhledejte oblast pro nahr\u00e1v\u00e1n\u00ed a vyberte soubor obr\u00e1zku, kter\u00fd chcete komprimovat.<\/li>\n<li>Po nahr\u00e1n\u00ed v\u00e1m Compressor.io nab\u00eddne vizu\u00e1ln\u00ed srovn\u00e1n\u00ed p\u016fvodn\u00edho a komprimovan\u00e9ho obr\u00e1zku. Je to hra\u010dka vid\u011bt rozd\u00edl!<\/li>\n<li>Jednodu\u0161e klikn\u011bte na <strong>St\u00e1hnout sv\u016fj soubor<\/strong> a ulo\u017ete optimalizovanou verzi do sv\u00e9ho za\u0159\u00edzen\u00ed.<\/li>\n<\/ul>\n<figure class=\"wp-block-image\"><img alt=\"Rozhran\u00ed Compressor.io\" class=\"wp-image\" decoding=\"async\" height=\"445\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/Compressor-3.webp\" title=\"Rozhran\u00ed Compressor.io\" width=\"700\"\/><\/figure>\n<h3><span id=\"Compress_Images_Using_JPEG-Optimizer\">3. Komprimujte obr\u00e1zky pomoc\u00ed JPEG-Optimizer<\/span><\/h3>\n<p>Tento n\u00e1stroj je ide\u00e1ln\u00ed pro zm\u011bnu velikosti a kompresi obr\u00e1zk\u016f JPEG ur\u010den\u00fdch k zobrazen\u00ed na webu, e-mailu nebo sd\u00edlen\u00ed na soci\u00e1ln\u00edch s\u00edt\u00edch:<\/p>\n<ul>\n<li>P\u0159ejd\u011bte do <a href=\"https:\/\/jpeg-optimizer.com\/\" rel=\"noopener nofollow external noreferrer\" target=\"_blank\"><strong>JPEG-Optimizer<\/strong><\/a> a vyberte tla\u010d\u00edtko <strong>Vybrat soubor<\/strong> pro nahr\u00e1n\u00ed po\u017eadovan\u00e9ho obr\u00e1zku.<\/li>\n<li>Nastavte po\u017eadovanou <strong>\u00farove\u0148 komprese<\/strong> na stupnici od 0 do 99 \u2013 v\u00fdchoz\u00ed je 65 pro st\u0159edn\u00ed kompresi.<\/li>\n<li>M\u00e1te mo\u017enost zm\u011bnit velikost obr\u00e1zku \u00fapravou \u0161\u00ed\u0159ky a optimalizac\u00ed pro va\u0161i c\u00edlovou platformu.<\/li>\n<li>Klepnut\u00edm na <strong>Optimalizovat fotografii<\/strong> z\u00edsk\u00e1te novou komprimovanou verzi.<\/li>\n<\/ul>\n<figure class=\"wp-block-image\"><img alt=\"Rozhran\u00ed JPEG-Optimizer\" class=\"wp-image\" decoding=\"async\" height=\"247\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/Compress-3.webp\" title=\"Rozhran\u00ed JPEG-Optimizer\" width=\"524\"\/><\/figure>\n<h3><span id=\"Compress_Images_Using_Compress_JPEG\">4. Komprimujte obr\u00e1zky pomoc\u00ed komprimace JPEG<\/span><\/h3>\n<p>Tento u\u017eivatelsky p\u0159\u00edv\u011btiv\u00fd online optimaliz\u00e1tor umo\u017e\u0148uje d\u00e1vkovou kompresi obrazu, co\u017e je ide\u00e1ln\u00ed pro u\u017eivatele, kte\u0159\u00ed pot\u0159ebuj\u00ed efektivitu:<\/p>\n<ul>\n<li>P\u0159ejd\u011bte na <a href=\"https:\/\/compressjpeg.com\/\" rel=\"noopener noreferrer nofollow external\" target=\"_blank\"><strong>Komprimovat JPEG<\/strong><\/a>.<\/li>\n<li>Po p\u0159\u00edjezdu klikn\u011bte na tla\u010d\u00edtko <strong>Nahr\u00e1t<\/strong> a nahrajte obr\u00e1zky nebo je jednodu\u0161e p\u0159et\u00e1hn\u011bte do rozhran\u00ed.<\/li>\n<li>Po kr\u00e1tk\u00e9m \u010dek\u00e1n\u00ed na zpracov\u00e1n\u00ed obr\u00e1zk\u016f jednodu\u0161e klikn\u011bte na tla\u010d\u00edtko <strong>St\u00e1hnout<\/strong> a na\u010dt\u011bte komprimovan\u00e9 obr\u00e1zky.<\/li>\n<\/ul>\n<figure class=\"wp-block-image\"><img alt=\"Komprimovat rozhran\u00ed JPEG\" class=\"wp-image\" decoding=\"async\" height=\"489\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/Compress-images-4.webp\" title=\"Komprimovat rozhran\u00ed JPEG\" width=\"1038\"\/><\/figure>\n<h2><span id=\"Few_Other_Online_Image_Compressors\">5. Dal\u0161\u00ed online n\u00e1stroje pro kompresi obr\u00e1zk\u016f<\/span><\/h2>\n<p>Krom\u011b v\u00fd\u0161e uveden\u00fdch n\u00e1stroj\u016f existuj\u00ed r\u016fzn\u00e9 dal\u0161\u00ed platformy nab\u00edzej\u00edc\u00ed konkuren\u010dn\u00ed slu\u017eby komprese obrazu. Zde je p\u0159ehled n\u011bkter\u00fdch vysoce kvalitn\u00edch mo\u017enost\u00ed:<\/p>\n<h3><span id=\"1_iLoveimg\">1.<a href=\"https:\/\/www.iloveimg.com\/compress-image\" rel=\"noopener nofollow external noreferrer\" target=\"_blank\">iLoveimg<\/a><\/span><\/h3>\n<figure class=\"wp-block-image\"><img alt=\"rozhran\u00ed iLoveimg\" class=\"wp-image\" decoding=\"async\" height=\"450\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/Iloveimg.webp\" title=\"rozhran\u00ed iLoveimg\" width=\"1357\"\/><\/figure>\n<p>Tento n\u00e1stroj spojuje kompresi obr\u00e1zk\u016f a zm\u011bnu velikosti do jednoho snadno pou\u017eiteln\u00e9ho rozhran\u00ed, kter\u00e9 nab\u00edz\u00ed jak ztr\u00e1tov\u00e9, tak bezztr\u00e1tov\u00e9 mo\u017enosti, kter\u00e9 zachov\u00e1vaj\u00ed integritu fotografie.<\/p>\n<h3><span id=\"2_Imageresize\">2.<a href=\"https:\/\/imageresize.org\/compress-images\" rel=\"noopener noreferrer nofollow external\" target=\"_blank\">Velikost sn\u00edmku<\/a><\/span><\/h3>\n<figure class=\"wp-block-image\"><img alt=\"Rozhran\u00ed velikosti obrazu\" class=\"wp-image\" decoding=\"async\" height=\"508\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/Imageresize.webp\" title=\"Rozhran\u00ed velikosti obrazu\" width=\"804\"\/><\/figure>\n<p>Tento n\u00e1stroj vyu\u017e\u00edv\u00e1 inovativn\u00ed algoritmy k zaji\u0161t\u011bn\u00ed minim\u00e1ln\u00ed ztr\u00e1ty kvality a z\u00e1rove\u0148 poskytuje bezplatn\u00e9 slu\u017eby pro snadnou zm\u011bnu velikosti obr\u00e1zk\u016f.<\/p>\n<h3><span id=\"3_Reduce_Images\">3.<a href=\"https:\/\/www.reduceimages.com\/\" rel=\"noopener noreferrer nofollow external\" target=\"_blank\">Zmen\u0161ete obr\u00e1zky<\/a><\/span><\/h3>\n<figure class=\"wp-block-image\"><img alt=\"Rozhran\u00ed Reduce Images\" class=\"wp-image\" decoding=\"async\" height=\"511\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/Reduce-Images.webp\" title=\"Rozhran\u00ed Reduce Images\" width=\"1003\"\/><\/figure>\n<p>Reduce Images, ide\u00e1ln\u00ed pro hromadnou kompresi, nab\u00edz\u00ed jednoduch\u00fd t\u0159\u00edkrokov\u00fd proces, d\u00edky kter\u00e9mu je u\u017eivatelsk\u00e1 zku\u0161enost bezprobl\u00e9mov\u00e1 a efektivn\u00ed.<\/p>\n<p>Implementac\u00ed t\u011bchto metod m\u016f\u017eete efektivn\u011b komprimovat obr\u00e1zky online bez ztr\u00e1ty kvality a zjednodu\u0161it proces sd\u00edlen\u00ed nap\u0159\u00ed\u010d r\u016fzn\u00fdmi platformami. Pokud m\u00e1te n\u00e1vrhy na dal\u0161\u00ed n\u00e1stroje pro kompresi obr\u00e1zk\u016f, nev\u00e1hejte je sd\u00edlet v sekci koment\u00e1\u0159\u016f.\u0160\u0165astnou komprimaci!<\/p>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<h3><strong>1. Co je to komprese obrazu a pro\u010d je d\u016fle\u017eit\u00e1?<\/strong><\/h3>\n<p>Komprese obr\u00e1zk\u016f sni\u017euje velikost soubor\u016f obr\u00e1zk\u016f p\u0159i zachov\u00e1n\u00ed jejich kvality. To je nezbytn\u00e9 pro rychlej\u0161\u00ed na\u010d\u00edt\u00e1n\u00ed na webov\u00fdch str\u00e1nk\u00e1ch, sn\u00ed\u017een\u00ed n\u00e1klad\u016f na \u00falo\u017ei\u0161t\u011b a snadn\u011bj\u0161\u00ed sd\u00edlen\u00ed na platform\u00e1ch soci\u00e1ln\u00edch m\u00e9di\u00ed.<\/p>\n<h3><strong>2. Mohu komprimovat obr\u00e1zky bez ztr\u00e1ty kvality?<\/strong><\/h3>\n<p>Ano, mnoho online n\u00e1stroj\u016f pro komprimaci obr\u00e1zk\u016f, jako je TinyPNG a Compressor.io, nab\u00edz\u00ed techniky bezztr\u00e1tov\u00e9 komprese, kter\u00e9 v\u00fdrazn\u011b sni\u017euj\u00ed velikost souboru p\u0159i zachov\u00e1n\u00ed vizu\u00e1ln\u00ed kvality, d\u00edky \u010demu\u017e jsou va\u0161e obr\u00e1zky p\u0159ipraveny ke sd\u00edlen\u00ed bez znateln\u00fdch rozd\u00edl\u016f.<\/p>\n<h3><strong>3. Jsou tyto online kompresory obr\u00e1zk\u016f k pou\u017eit\u00ed zdarma?<\/strong><\/h3>\n<p>Ano, n\u00e1stroje uveden\u00e9 v t\u00e9to p\u0159\u00edru\u010dce, jako je TinyPNG, Compressor.io a JPEG-Optimizer, poskytuj\u00ed bezplatn\u00e9 slu\u017eby pro kompresi obr\u00e1zk\u016f. N\u011bkter\u00e9 v\u0161ak mohou m\u00edt omezen\u00ed velikosti soubor\u016f nebo nab\u00edzet pr\u00e9miov\u00e9 funkce pro rozs\u00e1hl\u00e9 vyu\u017eit\u00ed.<\/p>\n<p><a class=\"xiaomi\" href=\"https:\/\/techviral.net\/compress-images-online-without-losing-quality\/\" rel=\"noopener noreferrer nofollow\" target=\"_blank\">Zdroj a obr\u00e1zky<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>V dne\u0161n\u00ed digit\u00e1ln\u00ed dob\u011b chytr\u00e9 telefony vybaven\u00e9 \u0161pi\u010dkov\u00fdmi fotoapar\u00e1ty \u010dasto po\u0159izuj\u00ed sn\u00edmky o velikosti 10\u201315 MB. Zat\u00edmco tyto vysoce kvalitn\u00ed fotografie jsou ide\u00e1ln\u00ed pro trval\u00e9 vzpom\u00ednky, jejich velk\u00e9 velikosti soubor\u016f mohou p\u0159edstavovat probl\u00e9my p\u0159i sd\u00edlen\u00ed na platform\u00e1ch, jako je Facebook a Instagram, kter\u00e9 ukl\u00e1daj\u00ed specifick\u00e9 limity velikosti soubor\u016f. Krom\u011b toho m\u016f\u017ee b\u00fdt nahr\u00e1v\u00e1n\u00ed velk\u00fdch obr\u00e1zk\u016f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[48],"class_list":["post-7946","post","type-post","status-publish","format-standard","hentry","category-how-to","tag-tips"],"acf":[],"_links":{"self":[{"href":"https:\/\/howtogeek.blog\/cs\/wp-json\/wp\/v2\/posts\/7946","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/howtogeek.blog\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/howtogeek.blog\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/howtogeek.blog\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/howtogeek.blog\/cs\/wp-json\/wp\/v2\/comments?post=7946"}],"version-history":[{"count":1,"href":"https:\/\/howtogeek.blog\/cs\/wp-json\/wp\/v2\/posts\/7946\/revisions"}],"predecessor-version":[{"id":7947,"href":"https:\/\/howtogeek.blog\/cs\/wp-json\/wp\/v2\/posts\/7946\/revisions\/7947"}],"wp:attachment":[{"href":"https:\/\/howtogeek.blog\/cs\/wp-json\/wp\/v2\/media?parent=7946"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/howtogeek.blog\/cs\/wp-json\/wp\/v2\/categories?post=7946"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/howtogeek.blog\/cs\/wp-json\/wp\/v2\/tags?post=7946"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}