Generates thumbnail for PDF file automatically after file is uploaded to the Media library.<\/p>\n\n
You can also generate thumbnails for old PDF files that are already in the Media library - you can generate missing thumbnails or regenerate all thumbnails.<\/p>\n\n
Imagick library must be installed on your server, otherwise this plugin will not work<\/strong><\/p>\n\n Maybe you want to display PDF thumbnail by using a shortcode<\/p>\n\n Maybe you want to display PDF thumbnail url by using a shortcode<\/p>\n\n Maybe you want to display clickable PDF thumbnail that will open PDF in new tab<\/p>\n\n \u00a0<\/p>\n\n If you want to return PDF thumbnail URL you can use<\/p>\n\n it works similar to If you want to return PDF thumbnail URL you can use<\/p>\n\n it works similar to If you want to return PDF thumbnail url, width and height you can use<\/p>\n\n it works similar to If you want to return PDF thumbnail image tag you can use<\/p>\n\n it works similar to \u00a0<\/p>\n\n Maybe you want to change global PDF thumbnail max_width for a specific PDF file<\/p>\n\n Maybe you want to change global PDF thumbnail max_width for a specific PDF file<\/p>\n\n Maybe you want to change global PDF thumbnail quality for a specific PDF file<\/p>\n\n Maybe you want to change global PDF thumbnail file type for a specific PDF file<\/p>\n\n Maybe you want to change default PDF thumbnail background for a specific PDF file<\/p>\n\n Maybe you want to PDF thumbnail page number for a specific PDF file<\/p>\n\n Maybe you want to PDF thumbnail filename for a specific PDF file<\/p>\n\n Maybe you want to add watermark to PDF thumbnail for a specific PDF file<\/p>\n\n Maybe you want to change attributes for image tag from Maybe you want to do something after the thumbnail is generated<\/p>\n\n PHP 5.6 or higher\nImagick extension<\/p><\/dd>\n PDF thumbnails are generated in the same directory as original PDF file. Example:\npdf file: \n
Shortcodes<\/h3>\n\n
pdf_thumbnail<\/h3>\n\n
[pdf_thumbnail id=\"123\"]\n<\/code><\/pre>\n\npdf_thumbnail_url<\/h3>\n\n
[pdf_thumbnail_url id=\"123\"]\n<\/code><\/pre>\n\npdf_clickable_thumbnail<\/h3>\n\n
[pdf_clickable_thumbnail id=\"123\"]\n<\/code><\/pre>\n\nFunctions<\/h3>\n\n
get_pdf_thumbnail_url<\/h3>\n\n
get_pdf_thumbnail_url( $pdf_id )\n<\/code><\/pre>\n\nwp_get_attachment_url<\/code> and it will return something like<\/p>\n\nhttps:\/\/site.com\/wp-content\/uploads\/2022\/01\/example.pdf.png\n<\/code><\/pre>\n\nget_pdf_thumbnail_path<\/h3>\n\n
get_pdf_thumbnail_path( $pdf_id )\n<\/code><\/pre>\n\nget_attached_file<\/code> and it will return something like<\/p>\n\n\/www\/site.com\/wp-content\/uploads\/2022\/01\/example.pdf.png\n<\/code><\/pre>\n\nget_pdf_thumbnail_image_src<\/h3>\n\n
get_pdf_thumbnail_image_src( $pdf_id )\n<\/code><\/pre>\n\nwp_get_attachment_image_src<\/code> and it will return something like<\/p>\n\n[\n 0 => 'https:\/\/site.com\/wp-content\/uploads\/2022\/01\/example.pdf.png',\n 1 => 600,\n 2 => 800\n]\n<\/code><\/pre>\n\nget_pdf_thumbnail_image<\/h3>\n\n
get_pdf_thumbnail_image( $pdf_id )\n<\/code><\/pre>\n\nwp_get_attachment_image<\/code> and it will return something like<\/p>\n\n<img src=\"https:\/\/site.com\/wp-content\/uploads\/2022\/01\/example.pdf.png\" width=\"600\" height=\"800\" alt=\"example\" loading=\"lazy\">\n<\/code><\/pre>\n\nHooks<\/h3>\n\n
pdf_thumbnail_max_width<\/h3>\n\n
add_filter( 'pdf_thumbnail_max_width', function( $max_width, $pdf_id ){\n if( $pdf_id == 123 ){\n return 1024;\n }\n return $max_width;\n}, 10, 2 );\n<\/code><\/pre>\n\npdf_thumbnail_max_height<\/h3>\n\n
add_filter( 'pdf_thumbnail_max_height', function( $max_height, $pdf_id ){\n if( $pdf_id == 123 ){\n return 768;\n }\n return $max_height;\n}, 10, 2 );\n<\/code><\/pre>\n\npdf_thumbnail_quality<\/h3>\n\n
add_filter( 'pdf_thumbnail_quality', function( $quality, $pdf_id ){\n if( $pdf_id == 123 ){\n return 100;\n }\n return $quality;\n}, 10, 2 );\n<\/code><\/pre>\n\npdf_thumbnail_type<\/h3>\n\n
add_filter( 'pdf_thumbnail_type', function( $type, $pdf_id ){\n if( $pdf_id == 123 ){\n return 'png'; \/\/ or 'jpg'\n }\n return $type;\n}, 10, 2 );\n<\/code><\/pre>\n\npdf_thumbnail_bgcolor<\/h3>\n\n
add_filter( 'pdf_thumbnail_bgcolor', function( $bgcolor, $pdf_id ){\n if( $pdf_id == 123 ){\n return 'black'; \/\/ default is 'white'\n }\n return $bgcolor;\n}, 10, 2 );\n<\/code><\/pre>\n\npdf_thumbnail_page_number<\/h3>\n\n
add_filter( 'pdf_thumbnail_page_number', function( $page, $pdf_id ){\n if( $pdf_id == 123 ){\n return 1; \/\/ default is 0\n }\n return $page;\n}, 10, 2 );\n<\/code><\/pre>\n\npdf_thumbnail_filename<\/h3>\n\n
add_filter( 'pdf_thumbnail_filename', function( $filename, $pdf_id ){\n if( $pdf_id == 123 ){\n return str_replace( '.pdf.png', '.png', $filename );\n }\n return $filename;\n}, 10, 2 );\n<\/code><\/pre>\n\npdf_thumbnail_imagick<\/h3>\n\n
add_filter( 'pdf_thumbnail_imagick', function( $imagick, $pdf_id ){\n if( $pdf_id == 123 ){\n \/\/ add your watermark here\n }\n return $imagick;\n}, 10, 2 );\n<\/code><\/pre>\n\nget_pdf_thumbnail_image_attributes<\/h3>\n\n
get_pdf_thumbnail_image<\/code> function<\/p>\n\nadd_filter( 'get_pdf_thumbnail_image_attributes', function( $attr, $pdf_id ){\n $attr['loading'] = 'eager';\n return $attr;\n}, 10, 2 );\n<\/code><\/pre>\n\npdf_thumbnail_generated<\/h3>\n\n
add_action( 'pdf_thumbnail_generated', function( $thumbnail_path, $pdf_id ){\n \/\/ do somthing with the local file $thumbnail_path\n}, 10, 2 );\n<\/code><\/pre>\n\n\n\n
pdf-thumbnail-generator<\/code> directory to the \/wp-content\/plugins\/<\/code> directory<\/li>\n\n
Plugin requirements<\/h3><\/dt>\n
PDF thumbnails stored location<\/h3><\/dt>\n
\/wp-content\/uploads\/2022\/01\/example.pdf<\/code>\nthumbnail: \/wp-content\/uploads\/2022\/01\/example.pdf.png<\/code><\/p><\/dd>\n\n<\/dl>\n\n\n1.5<\/h4>\n\n
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1.4<\/h4>\n\n
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1.3<\/h4>\n\n
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1.2<\/h4>\n\n
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1.1<\/h4>\n\n
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1.0<\/h4>\n\n
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