$split_size = explode('-', $size);
$width = $split_size[0];
$height = $split_size[1];
$settings_file = str_replace('ajax/' . basename(__FILE__), 'data/settings.json', __FILE__);
$settings = array();
$settings['encoding'] = $encoding;
$settings['iso'] = $iso;
$settings['width'] = $width;
$settings['height'] = $height;
$settings['quality'] = $quality;
$settings['imxfx'] = $imxfx;
$settings['brightness'] = $brightness;
$settings['contrast'] = $contrast;
$settings['sharpness'] = $sharpness;
$settings['saturation'] = $saturation;
$settings['awb'] = $awb;
$settings['ev'] = $ev_comp;
$settings['exposure'] = $exposure;
$settings['rotation'] = $rotation;
$settings['metering'] = $metering;
$settings['flip'] = $flip;
$settings['name'] = 'picture';
$json = json_encode($settings);
write_file($settings_file, $json, 'w');
$camera = new Camera($settings);
$camera->output->setValue(TEMP_PATH . 'picture.' . $settings['encoding']);
$camera->{$flip}->setValue(' ');
$camera->doImage();
$_response_items['command'] = $camera->get_command();
header('Content-Type: application/json');
echo json_encode($_response_items);