{"id":11695,"date":"2023-08-01T09:00:00","date_gmt":"2023-08-01T07:00:00","guid":{"rendered":"https:\/\/www.sigterritoires.fr\/?p=11695"},"modified":"2023-07-30T21:39:40","modified_gmt":"2023-07-30T19:39:40","slug":"qgis-for-lidarcolorear-a-partir-de-una-imagen-con-lastools","status":"publish","type":"post","link":"https:\/\/www.sigterritoires.fr\/index.php\/es\/qgis-for-lidarcolorear-a-partir-de-una-imagen-con-lastools\/","title":{"rendered":"QGis for LIDAR:Colorear a partir de una imagen con LAStools"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">En este art\u00edculo descubrir\u00e1s c\u00f3mo transferir los colores (colorear) de una imagen u ortofoto a los puntos de una nube LIDAR utilizando la caja de herramientas <a href=\"https:\/\/www.sigterritoires.fr\/index.php\/es\/qgis-3-32-herramientas-para-datos-lidar\/\">LAStools<\/a> en QGis, que renderiza el LIDAR como una fotograf\u00eda. Veremos c\u00f3mo crear archivos .bat utilizando LAStools para procesar un conjunto de archivos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.sigterritoires.fr\/index.php\/es\/datos-lidar-en-qgis-3-32\/\">1- Datos LIDAR en QGis 3.32<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.sigterritoires.fr\/index.php\/es\/carga-de-datos-ign-france-hd-lidar-en-qgis\/\">2- Descargue los datos del IGN HD LIDAR y c\u00e1rguelos en QGis<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3-<a href=\"https:\/\/www.sigterritoires.fr\/index.php\/es\/qgis-3-32-herramientas-para-datos-lidar\/\"> Herramientas para datos LIDAR en QGis 3.32<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.sigterritoires.fr\/index.php\/es\/qgis-para-lidar-colorear-a-partir-de-una-imagen\/\" title=\"4-Colorear una nube de puntos a partir de una ortofoto\">4-Colorear una nube de puntos a partir de una ortofoto<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5-Colorear a partir de una imagen con LAStool<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-prise-en-charge-des-contenus-embarques wp-block-embed-prise-en-charge-des-contenus-embarques wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"jetpack-video-wrapper\"><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/PI8-V8BbUts?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=fr-FR&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/div>\n<\/div><figcaption class=\"wp-element-caption\">Vea este v\u00eddeo y muchos otros en nuestro canal de Youtube:<a href=\"https:\/\/www.youtube.com\/@sigterritoires\"> https:\/\/www.youtube.com\/@sigterritoires<\/a><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Tratamientos LAStools<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La caja de herramientas LASTOOLS consta de tres tipos de herramientas:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/bloc_lastools_traitements.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"553\" data-attachment-id=\"11366\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/qgis-3-32-outils-pour-les-donnees-lidar\/bloc_lastools_traitements\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/bloc_lastools_traitements.png?fit=665%2C575&amp;ssl=1\" data-orig-size=\"665,575\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"bloc_lastools_traitements\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/bloc_lastools_traitements.png?fit=640%2C553&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/bloc_lastools_traitements.png?resize=640%2C553&#038;ssl=1\" alt=\"bloque de herramientas lastools para Qgis\" class=\"wp-image-11366\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/bloc_lastools_traitements.png?w=665&amp;ssl=1 665w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/bloc_lastools_traitements.png?resize=300%2C259&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/bloc_lastools_traitements.png?resize=150%2C130&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/bloc_lastools_traitements.png?resize=173%2C150&amp;ssl=1 173w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong><em>file<\/em><\/strong>&#8211; Las herramientas b\u00e1sicas que toman un archivo como entrada de procesamiento.<\/li>\n\n\n\n<li><strong><em>folder <\/em><\/strong>&#8211; Herramientas similares, pero que utilizan un directorio como entrada de procesamiento. Se procesan todos los archivos LAS o LAZ de este directorio. El nombre del procesamiento termina en Pro.<\/li>\n\n\n\n<li><strong><em>pipelines <\/em><\/strong>&#8211; herramientas que encadenan autom\u00e1ticamente una serie de herramientas anteriores.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">En el grupo de <strong><em>folder <\/em><\/strong>s\u00f3lo encontrar\u00e1 algunos de los procesos presentes en el grupo de archivos. Pero puede, con un poco de trabajo, crear un archivo .bat para ejecutar un comando de archivo en un directorio entero. Aqu\u00ed veremos el procedimiento con la herramienta LAScolor, que s\u00f3lo est\u00e1 presente en el grupo de archivos.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">LAScolor: colorear una nube de puntos<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tomaremos como ejemplo un grupo de cuatro nubes de puntos IGN HD LIDAR sin clasificar y la imagen BDOrtho correspondiente<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/entree_lascolor_qgis.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"360\" data-attachment-id=\"11670\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/qgis-pour-lidarcoloriser-a-partir-dune-image-avec-lastools\/entree_lascolor_qgis\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/entree_lascolor_qgis.png?fit=3842%2C2160&amp;ssl=1\" data-orig-size=\"3842,2160\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"entree_lascolor_qgis\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/entree_lascolor_qgis.png?fit=640%2C360&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/entree_lascolor_qgis.png?resize=640%2C360&#038;ssl=1\" alt=\"nubes lidar y ortofoto como entrada para lascolor en qgis\" class=\"wp-image-11670\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/entree_lascolor_qgis.png?resize=1024%2C576&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/entree_lascolor_qgis.png?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/entree_lascolor_qgis.png?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/entree_lascolor_qgis.png?resize=1536%2C864&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/entree_lascolor_qgis.png?resize=2048%2C1151&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/entree_lascolor_qgis.png?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/entree_lascolor_qgis.png?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">LAStools puede ejecutarse en la l\u00ednea de comandos, fuera de QGis. En lugar de buscar la sintaxis necesaria para la l\u00ednea de comandos, podemos ejecutar la herramienta en QGis y recuperar la l\u00ednea de comandos generada por el complemento del registro de ejecuci\u00f3n. Con unas pocas modificaciones, tendremos el archivo .bat que queremos.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ejecuci\u00f3n de la herramienta a trav\u00e9s del plugin de QGis<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ejecutamos la herramienta LAScolor desde la caja de herramientas LAStools de QGis:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/outil_lascolor_qgis.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"605\" height=\"795\" data-attachment-id=\"11671\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/qgis-pour-lidarcoloriser-a-partir-dune-image-avec-lastools\/outil_lascolor_qgis\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/outil_lascolor_qgis.png?fit=605%2C795&amp;ssl=1\" data-orig-size=\"605,795\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"outil_lascolor_qgis\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/outil_lascolor_qgis.png?fit=605%2C795&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/outil_lascolor_qgis.png?resize=605%2C795&#038;ssl=1\" alt=\"caja de herramientas lastools en qgis 3.32\" class=\"wp-image-11671\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/outil_lascolor_qgis.png?w=605&amp;ssl=1 605w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/outil_lascolor_qgis.png?resize=228%2C300&amp;ssl=1 228w\" sizes=\"auto, (max-width: 605px) 100vw, 605px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Para la herramienta, seleccionamos una de las nubes de puntos, la ortofoto, y le damos un nombre cualquiera como salida. No guardaremos el resultado del procesado, ya que lo haremos con el archivo .bat para todas las nubes del directorio.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/dialogue_lascolor_qgis.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"426\" data-attachment-id=\"11672\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/qgis-pour-lidarcoloriser-a-partir-dune-image-avec-lastools\/dialogue_lascolor_qgis\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/dialogue_lascolor_qgis.png?fit=2083%2C1385&amp;ssl=1\" data-orig-size=\"2083,1385\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"dialogue_lascolor_qgis\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/dialogue_lascolor_qgis.png?fit=640%2C426&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/dialogue_lascolor_qgis.png?resize=640%2C426&#038;ssl=1\" alt=\"di\u00e1logo lascolor\" class=\"wp-image-11672\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/dialogue_lascolor_qgis.png?resize=1024%2C681&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/dialogue_lascolor_qgis.png?resize=300%2C199&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/dialogue_lascolor_qgis.png?resize=768%2C511&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/dialogue_lascolor_qgis.png?resize=1536%2C1021&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/dialogue_lascolor_qgis.png?resize=2048%2C1362&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/dialogue_lascolor_qgis.png?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/dialogue_lascolor_qgis.png?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">LAStools se suministra en dos versiones: 32 bits y 64 bits. Por defecto, los di\u00e1logos utilizan la versi\u00f3n de 32 bits de la herramienta. El problema es que estas versiones est\u00e1n limitadas a gestionar 4 GB de memoria y, dado el n\u00famero de puntos presentes en las nubes LIDAR, este l\u00edmite se supera muy a menudo. Para evitar los mensajes de error de asignaci\u00f3n de memoria, es mejor marcar siempre la casilla de la versi\u00f3n de 64 bits.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Al hacer clic en Ejecutar, la ventana muestra la pesta\u00f1a Journal:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/journal_execution_lascolor_qgis.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"426\" data-attachment-id=\"11673\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/qgis-pour-lidarcoloriser-a-partir-dune-image-avec-lastools\/journal_execution_lascolor_qgis\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/journal_execution_lascolor_qgis.png?fit=2083%2C1385&amp;ssl=1\" data-orig-size=\"2083,1385\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"journal_execution_lascolor_qgis\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/journal_execution_lascolor_qgis.png?fit=640%2C426&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/journal_execution_lascolor_qgis.png?resize=640%2C426&#038;ssl=1\" alt=\"lascolor processing log\" class=\"wp-image-11673\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/journal_execution_lascolor_qgis.png?resize=1024%2C681&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/journal_execution_lascolor_qgis.png?resize=300%2C199&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/journal_execution_lascolor_qgis.png?resize=768%2C511&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/journal_execution_lascolor_qgis.png?resize=1536%2C1021&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/journal_execution_lascolor_qgis.png?resize=2048%2C1362&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/journal_execution_lascolor_qgis.png?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/journal_execution_lascolor_qgis.png?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Siguiendo \u00ab\u00a0LAStools command line\u00a0\u00bb encontrar\u00e1s la l\u00ednea de comando que estamos buscando.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>C:\/lidar\/cantal\/LAStoolsbinascolor -cpu64 -i \"C:\\lidar\/colouriseinput\/semis1.laz\" -image \"C:\\lidar\/colouriseortho.tif\" -o \"C:\/lidar\/colouriseoutput\/semis1.laz\"<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">En este ejemplo<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>C:\/lidar\/cantal\/LAStools\\bin\\lascolor<\/em><\/strong> es el ejecutable de la herramienta<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>-cpu64<\/em><\/strong> corresponde a la petici\u00f3n de ejecutar la versi\u00f3n de 64 bits de la herramienta<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>-i \u00ab\u00a0C:\\lidar\\coloriser\\input\\semis1.laz\u00a0\u00bb<\/em><\/strong> es la nube de entrada<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>-image \u00ab\u00a0C:lidar\\coloriser\\ortho.tif\u00a0\u00bb<\/em><\/strong> es la imagen que se utilizar\u00e1 para colorear la nube de puntos<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>-o \u00ab\u00a0C:\/lidar\/colorise\/output\/semis1.laz\u00a0\u00bb<\/em><\/strong> es la nube coloreada resultante<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Abrimos un archivo de texto vac\u00edo en edit para construir nuestro peque\u00f1o programa por lotes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La primera l\u00ednea de este fichero ser\u00e1 la que cree el bucle de procesamiento para todos los ficheros de un directorio.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esta l\u00ednea ser\u00e1<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>for \/r directorio_a_procesar %%i in (extensi\u00f3n) do (<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">En lenguaje llano, el contenido de la variable %%i ser\u00e1 el nombre completo (incluyendo la ruta) de cada fichero con una extensi\u00f3n determinada dentro de un directorio dado.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En nuestro ejemplo, esta l\u00ednea ser\u00e1<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>for \/r \"C:\\lidar\\colorise\\input\" %%i in (*.laz) do (<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Si tus nubes de puntos est\u00e1n en formato LAS, tendr\u00e1s que cambiar *.laz por *.las<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La segunda l\u00ednea ser\u00e1 el comando que ejecute LAScolor, donde modificaremos la entrada y la salida.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para el fichero de entrada del comando sustituimos <strong><em>-i \u00ab\u00a0C:\\lidar\\coloriser\\inputsemis1.laz\u00a0\u00bb<\/em><\/strong> por la variable del bucle for: <strong><em>-i %%i<\/em><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para el fichero de salida, tenemos que utilizar una variable  poco conocida. No podemos utilizar la variable <strong><em>%%i<\/em><\/strong> tal cual porque contiene la ruta del fichero de entrada y queremos crear el fichero de salida en otro directorio. Por lo tanto, necesitamos recuperar el nombre del fichero de entrada sin la ruta. Para ello utilizamos la variable <strong><em>%%~ni<\/em><\/strong>. La <strong><em>~n<\/em><\/strong> recupera el nombre de <strong><em>%%i<\/em><\/strong> sin la ruta ni la extensi\u00f3n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nuestra salida ser\u00e1 por tanto<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>-o C:\/lidar\/colorizador\/salida\/%%~ni.laz<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Debemos a\u00f1adir a la variable la ruta del directorio de salida y la extensi\u00f3n deseada.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El resultado final de nuestro archivo .bat ser\u00e1 entonces:<\/p>\n\n\n\n<pre class=\"wp-block-code has-cyan-bluish-gray-background-color has-background\"><code>for \/r \"C:\\lidar\\coloriser\\input\" %%i in (*.laz) do (\nC:\/lidar\/cantal\/LAStools\\bin\\lascolor -cpu64 \n-i %%i \n-image \"C:\\lidar\\coloriser\\ortho.tif\" \n-o C:\/lidar\/coloriser\/output\/%%~ni.laz\n)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">comandos), ve al directorio del archivo bat que acabas de crear y escribe .\\nom_du_fichier.bat (1)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ver\u00e1s c\u00f3mo se procesan tus nubes de puntos (2):<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/terminal_execution_fichier_bat_lascolor.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"436\" data-attachment-id=\"11674\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/qgis-pour-lidarcoloriser-a-partir-dune-image-avec-lastools\/terminal_execution_fichier_bat_lascolor\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/terminal_execution_fichier_bat_lascolor.png?fit=2848%2C1940&amp;ssl=1\" data-orig-size=\"2848,1940\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"terminal_execution_fichier_bat_lascolor\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/terminal_execution_fichier_bat_lascolor.png?fit=640%2C436&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/terminal_execution_fichier_bat_lascolor.png?resize=640%2C436&#038;ssl=1\" alt=\"ventana de comandos y ejecuci\u00f3n del archivo .bat\" class=\"wp-image-11674\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/terminal_execution_fichier_bat_lascolor.png?resize=1024%2C698&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/terminal_execution_fichier_bat_lascolor.png?resize=300%2C204&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/terminal_execution_fichier_bat_lascolor.png?resize=768%2C523&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/terminal_execution_fichier_bat_lascolor.png?resize=1536%2C1046&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/terminal_execution_fichier_bat_lascolor.png?resize=2048%2C1395&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/terminal_execution_fichier_bat_lascolor.png?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/terminal_execution_fichier_bat_lascolor.png?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">En la figura, puedes ver el mensaje por falta de licencia. Por encima de 3 millones de puntos, habr\u00e1 peque\u00f1as distorsiones y algunos atributos menos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El resultado final de las cuatro nuevas nubes de puntos puede cargarse ahora en la ventana de QGis:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"360\" data-attachment-id=\"11685\" data-permalink=\"https:\/\/www.sigterritoires.fr\/index.php\/qgis-pour-lidarcoloriser-a-partir-dune-image-avec-lastools\/nuages_lidar_colorises_avec_lascolor\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?fit=3842%2C2160&amp;ssl=1\" data-orig-size=\"3842,2160\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"nuages_lidar_colorises_avec_lascolor\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?fit=640%2C360&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?resize=640%2C360&#038;ssl=1\" alt=\"resultado de la coloraci\u00f3n de las nubes lidar\" class=\"wp-image-11685\" srcset=\"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?resize=1024%2C576&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?resize=1536%2C864&amp;ssl=1 1536w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?resize=2048%2C1151&amp;ssl=1 2048w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?w=1280&amp;ssl=1 1280w, https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?w=1920&amp;ssl=1 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>En este art\u00edculo descubrir\u00e1s c\u00f3mo transferir los colores (colorear) de una imagen u ortofoto a los puntos de una nube LIDAR utilizando la caja de herramientas LAStools en QGis, que renderiza el LIDAR como una fotograf\u00eda.&hellip;<\/p>\n","protected":false},"author":1,"featured_media":11685,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"give_campaign_id":0,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"sfsi_plus_gutenberg_text_before_share":"","sfsi_plus_gutenberg_show_text_before_share":"","sfsi_plus_gutenberg_icon_type":"","sfsi_plus_gutenberg_icon_alignemt":"","sfsi_plus_gutenburg_max_per_row":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[2424],"tags":[2551,1985,2565,2489,2080,2432,2553,1369],"class_list":["post-11695","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-lidar-es","tag-colorear","tag-datos","tag-lascolor-es","tag-lastools-es","tag-lidar-es","tag-nubes-de-puntos","tag-orthofoto","tag-qgis-es"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.sigterritoires.fr\/wp-content\/uploads\/2023\/07\/nuages_lidar_colorises_avec_lascolor.png?fit=3842%2C2160&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p6XU0A-32D","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/posts\/11695","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/comments?post=11695"}],"version-history":[{"count":0,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/posts\/11695\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/media\/11685"}],"wp:attachment":[{"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/media?parent=11695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/categories?post=11695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sigterritoires.fr\/index.php\/wp-json\/wp\/v2\/tags?post=11695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}