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get_original_imagesize()

Description

Get size of specified image file

Parameters

ColumnTypeDefaultDescription
$ref int "" Resource ID
$path string "" File path
$extension string "jpg" File extension
$forcefromfile bool false Get info from file instead of database cache

Return

array|bool File size info. Returns false if not available

Location

include/resource_functions.php lines 6405 to 6581

Definition

 
function get_original_imagesize($ref="",$path="", $extension="jpg", $forcefromfile=false)
    {
    $fileinfo=array();
    if($ref=="" || $path==""){return false;}
    global $imagemagick_path, $imagemagick_calculate_sizes;

    if(!file_exists($path))
        {
        return false;
        }

    $file=$path;

    // check for valid image
    if (function_exists('mime_content_type'))
        {
        $mime_content_type = mime_content_type($file);
        }
    else
        {
        $mime_content_type = get_mime_type($file);
        }

    $o_size=ps_query("SELECT " . columns_in("resource_dimensions") . " FROM resource_dimensions WHERE resource=?",array("i",$ref));
    if(!empty($o_size))
        {
        if(count($o_size)>1)
            {
            # delete all the records and start fresh. This is a band-aid should there be multiple records as a result of using api_search
            ps_query("DELETE FROM resource_dimensions WHERE resource=?",array("i",$ref));
            $o_size=false;
            $forcefromfile=true;
            }
        else
            {
            $o_size=$o_size[0];
            }
        }
    else
        {
        $o_size=false;
        }

    if($o_size!==false && !$forcefromfile && $o_size['file_size'] > 0)
        {
        $fileinfo[0]=$o_size['file_size'];
        $fileinfo[1]=$o_size['width'];
        $fileinfo[2]=$o_size['height'];
        return $fileinfo;
        }

    $filesize=filesize_unlimited($file);

    $is_image = strpos($mime_content_type, 'image/') !== false;
    # imagemagick_calculate_sizes is normally turned off
    if ($is_image && isset($imagemagick_path) && $imagemagick_calculate_sizes)
        {
        # Use ImageMagick to calculate the size
        $prefix = '';
        # Camera RAW images need prefix
        if (preg_match('/^(dng|nef|x3f|cr2|crw|mrw|orf|raf|dcr)$/i', $extension, $rawext)) { $prefix = $rawext[0] .':'; }

        # Locate imagemagick.
        $identify_fullpath = get_utility_path("im-identify");
        if (!$identify_fullpath) {
            exit("Could not find ImageMagick 'identify' utility at location '$imagemagick_path'.");
        }
        # Get image's dimensions.
        $identcommand = $identify_fullpath . ' -format %wx%h '. escapeshellarg($prefix . $file) .'[0]';
        $identoutput=run_command($identcommand);
        preg_match('/^([0-9]+)x([0-9]+)$/ims',$identoutput,$smatches);
        if (count($smatches) < 3) {
            return false;
        }
        @list(,$sw,$sh) = $smatches;
        if (($sw!='') && ($sh!=''))
            {
            if(!$o_size)
                {
                ps_query("insert into resource_dimensions (resource, width, height, file_size) values(?, ?, ?, ?)",array("i",$ref,"i",$sw,"i",$sh,"i",(int)$filesize));
                }
            else
                {
                ps_query("update resource_dimensions set width=?, height=?, file_size=? where resource=?'",array("i",$sw,"i",$sh,"i",(int)$filesize,"i",$ref));
                }
            }
        }
    else
        {
        # check if this is a raw file.
        $rawfile = false;
        if (preg_match('/^(dng|nef|x3f|cr2|crw|mrw|orf|raf|dcr)$/i', $extension, $rawext)){$rawfile=true;}

        # Use GD to calculate the size
        $GLOBALS["use_error_exception"] = true;
            try
                {
                list($sw,$sh) = getimagesize($file);
                }
            catch (Exception $e)
                {
                $returned_error = $e->getMessage();
                debug("get_original_imagesize: Unable to get image size for file: $file  -  $returned_error");
                }
        unset($GLOBALS["use_error_exception"]);
        if ((isset($sw) && isset($sh)) && !$rawfile)
            {
            if(!$o_size)
                {
                ps_query("insert into resource_dimensions (resource, width, height, file_size) values(?, ?, ?, ?)",array("i",$ref,"i",$sw,"i",$sh,"i",(int)$filesize));
                }
            else
                {
                ps_query("update resource_dimensions set width=?, height=?, file_size=? where resource=?",array("i",$sw,"i",$sh,"i",(int)$filesize,"i",$ref));
                }
            }
        else
            {
            # Assume size cannot be calculated.
            $sw="?";$sh="?";

            global $ffmpeg_supported_extensions;
            if (in_array(strtolower($extension), $ffmpeg_supported_extensions) && function_exists('json_decode'))
                {
                $file=get_resource_path($ref,true,"",false,$extension);
                $ffprobe_array=get_video_info($file);

                # Different versions of ffprobe store the dimensions in different parts of the json output. Test both.
                if (!empty($ffprobe_array['width'] )) { $sw = intval($ffprobe_array['width']);  }
                if (!empty($ffprobe_array['height'])) { $sh = intval($ffprobe_array['height']); }
                if (isset($ffprobe_array['streams']) && is_array($ffprobe_array['streams']))
                    {
                    foreach( $ffprobe_array['streams'] as $stream )
                        {
                        if (!empty($stream['codec_type']) && $stream['codec_type'] === 'video')
                            {
                            $sw = intval($stream['width']);
                            $sh = intval($stream['height']);
                            break;
                            }
                        }
                    }
                }
            if ($sw!=='?' && $sh!=='?')
                {
                # Size could be calculated after all
                if(!$o_size)
                    {
                    ps_query("INSERT INTO resource_dimensions (resource, width, height, file_size) VALUES (?, ?, ?, ?)",array("i",$ref,"i",$sw,"i",$sh,"i",(int)$filesize));
                    }
                else
                    {
                    ps_query("UPDATE resource_dimensions SET width=?, height=?, file_size=? WHERE resource=?", array("i",$sw,"i",$sh,"i",$filesize,"i",$ref));
                    }
                }
            else
                {
                # Size cannot be calculated.
                $sw="?";$sh="?";
                if(!$o_size)
                    {
                    # Insert a dummy row to prevent recalculation on every view.
                    ps_query("INSERT INTO resource_dimensions (resource, width, height, file_size) VALUES (?,'0', '0', ?)",array("i",$ref,"i",$filesize));
                    }
                else
                    {
                    ps_query("UPDATE resource_dimensions SET width='0', height='0', file_size=? WHERE resource=?",array("i",$filesize,"i",$ref));
                    }
                }
            }
        }

    $fileinfo[0]=$filesize;
    $fileinfo[1]=$sw;
    $fileinfo[2]=$sh;
    return $fileinfo;
    }

This article was last updated 14th December 2024 11:05 Europe/London time based on the source file dated 13th December 2024 14:45 Europe/London time.