{"id":1878,"date":"2015-01-04T13:44:37","date_gmt":"2015-01-04T18:44:37","guid":{"rendered":"http:\/\/blog.espol.edu.ec\/icm00794\/?p=1878"},"modified":"2026-04-05T18:10:35","modified_gmt":"2026-04-05T23:10:35","slug":"s2eva2014ti_t2-funcion-color-rgb-a-gris","status":"publish","type":"post","link":"https:\/\/blog.espol.edu.ec\/algoritmos101\/fp-s2eva20\/s2eva2014ti_t2-funcion-color-rgb-a-gris\/","title":{"rendered":"s2Eva2014TI_T2 Programar una Funci\u00f3n color RGB a gris"},"content":{"rendered":"\n<p><em><strong>Ejercicio<\/strong><\/em>: <a href=\"https:\/\/blog.espol.edu.ec\/algoritmos101\/fp-2eva20\/2eva2014ti_t2-funcion-color-rgb-a-gris\/\" data-type=\"post\" data-id=\"3017\">2Eva2014TI_T2 Funci\u00f3n color RGB a gris<\/a><\/p>\n\n\n\n<p>Propuesta de soluci\u00f3n en <strong>Python<\/strong>:<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Algoritmo en Python<\/h2>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: python; title: ; notranslate\" title=\"\">\n# ICM00794-Fundamentos de Computaci\u00f3n - FCNM-ESPOL\n# 2Eva_IT2014_T2 Funci\u00f3n color RGB a gris\n# propuesta: edelros@espol.edu.ec\n\nimport numpy as np\n\ndef convertirgris(RGB):\n    rojo  = RGB&#x5B;0]\n    verde = RGB&#x5B;1]\n    azul  = RGB&#x5B;2]\n\n    # Mezcla colores\n    gris = 0.2989*rojo + 0.5870*verde + 0.1140*azul\n    gris = int(gris)\n\n    if (rojo&gt;255 or verde&gt;255 or azul&gt;255):\n        gris = -1\n    # Tarea: verificar para colores &lt;0\n    \n    return(gris)\n<\/pre><\/div>","protected":false},"excerpt":{"rendered":"<p>Ejercicio: 2Eva2014TI_T2 Funci\u00f3n color RGB a gris Propuesta de soluci\u00f3n en Python: Algoritmo en Python<\/p>\n","protected":false},"author":8043,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"wp-custom-template-entrada-fp-ejemplos","format":"standard","meta":{"footnotes":""},"categories":[136],"tags":[58,157],"class_list":["post-1878","post","type-post","status-publish","format-standard","hentry","category-fp-s2eva20","tag-ejemplos-python","tag-fundamentos-programacion"],"_links":{"self":[{"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/posts\/1878","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/users\/8043"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/comments?post=1878"}],"version-history":[{"count":4,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/posts\/1878\/revisions"}],"predecessor-version":[{"id":23699,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/posts\/1878\/revisions\/23699"}],"wp:attachment":[{"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/media?parent=1878"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/categories?post=1878"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.espol.edu.ec\/algoritmos101\/wp-json\/wp\/v2\/tags?post=1878"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}