Useful snippets for renaming photos from different cameras

fix-photos-names-morava.php

<?php
/**
 * Useful snippets for renaming photos from different cameras
 */
function fixUppercaseExtensions()
{
    foreach (glob('*.JPG') as $photo) {
        $newName = str_replace('.JPG', '.jpg', $photo);
        rename($photo, $newName);
        echo sprintf('Renamed %s -> %s', $photo, $newName) . PHP_EOL;
    }
}

function renameToDateTimeOriginal()
{
    foreach (glob('*.jpg') as $photo) {
        $exifData = exif_read_data($photo);
        $exifTime = str_replace(':', '-', $exifData['DateTimeOriginal']);
        $exifTime = str_replace(' ', '_', $exifTime);
        $newName = '../' . $exifTime . '_' . $photo;
        rename($photo, $newName);
        echo sprintf('Renamed %s -> %s', $photo, $newName) . PHP_EOL;
    }
}

function renameToExitTimePlus(DateInterval $delta)
{
    foreach (glob('*.jpg') as $photo) {
        $exifData = exif_read_data($photo);
        $dt = new DateTime($exifData['DateTimeOriginal']);
        $dt->add($delta);
        $newName = '../' . $dt->format('Y-m-d_H-i-s') . '_' . $photo;
        rename($photo, $newName);
        echo sprintf('Renamed %s -> %s', $photo, $newName) . PHP_EOL;
    }
}

function renameToExitTimeMinus(DateInterval $delta)
{
    foreach (glob('*.jpg') as $photo) {
        $exifData = exif_read_data($photo);
        $dt = new DateTime($exifData['DateTimeOriginal']);
        $dt->sub($delta);
        $newName = '../' . $dt->format('Y-m-d_H-i-s') . '_' . $photo;
        rename($photo, $newName);
        echo sprintf('Renamed %s -> %s', $photo, $newName) . PHP_EOL;
    }
}


chdir('Tom');
fixUppercaseExtensions();
renameToExitTimePlus(new DateInterval('PT120S'));
chdir('../');

chdir('Jakub');
fixUppercaseExtensions();
renameToExitTimeMinus(new DateInterval('P1DT19M40S'));
chdir('../');

chdir('MartinH');
renameToDateTimeOriginal();
chdir('../');

chdir('MartinV');
renameToDateTimeOriginal();
chdir('../');

fix-photos-names.php

<?php
/**
 * Useful snippets for renaming photos from different cameras
 */
function fixUppercaseExtensions()
{
    foreach (glob('*.JPG') as $photo) {
        $newName = str_replace('.JPG', '.jpg', $photo);
        rename($photo, $newName);
        echo sprintf('Renamed %s -> %s', $photo, $newName) . PHP_EOL;
    }
}

function renameToDateTimeOriginal()
{
    foreach (glob('*.jpg') as $photo) {
        $exifData = exif_read_data($photo);
        $exifTime = str_replace(':', '-', $exifData['DateTimeOriginal']);
        $exifTime = str_replace(' ', '_', $exifTime);
        $newName = $exifTime . '_' . $photo;
        rename($photo, $newName);
        echo sprintf('Renamed %s -> %s', $photo, $newName) . PHP_EOL;
    }
}

function renameToFiletimePlus()
{
    foreach (glob('*.jpg') as $photo) {
        $filetime = filemtime($photo);
        //SELECT UNIX_TIMESTAMP('2013-07-17 09:37:56') - UNIX_TIMESTAMP('2007-01-03 15:38:07')
        $filetime += (206211589 + 3600); //magic constant!
        $filetime = date('Y-m-d_H-i-s', $filetime);
        $newName = $filetime . '_' . $photo;
        rename($photo, $newName);
        echo sprintf('Renamed %s -> %s', $photo, $newName) . PHP_EOL;
    }
}

// Šárka
chdir('Sarka');
fixUppercaseExtensions();
renameToDateTimeOriginal();
chdir('../');

// Pavel
chdir('Pavel');
fixUppercaseExtensions();
renameToDateTimeOriginal();
chdir('../');

//Petr mobil
chdir('Petr-mobil');
renameToDateTimeOriginal();
chdir('../');

//Petr
chdir('Petr');
fixUppercaseExtensions();
renameToFiletimePlus();
chdir('../');

magic constant could be a parameter :P