Согласно коду из контроллера импорта должен:
$aPicturesParam['large_image_isset'] = TRUE;
$aPicturesParam['large_image_source'] = $sSourceFile;
$aPicturesParam['large_image_name'] = $sSourceFileBaseName;
$aPicturesParam['large_image_target'] = $sDestinationFolder . $sTargetFileName;
$aPicturesParam['watermark_file_path'] = $oShop->getWatermarkFilePath();
$aPicturesParam['watermark_position_x'] = $oShop->watermark_default_position_x;
$aPicturesParam['watermark_position_y'] = $oShop->watermark_default_position_y;
$aPicturesParam['large_image_preserve_aspect_ratio'] = $oShop->preserve_aspect_ratio;
$aPicturesParam['small_image_source'] = $aPicturesParam['large_image_source'];
$aPicturesParam['small_image_name'] = $aPicturesParam['large_image_name'];
$aPicturesParam['small_image_target'] = $sDestinationFolder . "small_{$sTargetFileName}";
$aPicturesParam['create_small_image_from_large'] = TRUE;
if (!$bFirstPicture)
{
$aPicturesParam['large_image_max_width'] = $oProperty->image_large_max_width;
$aPicturesParam['large_image_max_height'] = $oProperty->image_large_max_height;
$aPicturesParam['small_image_max_width'] = $oProperty->image_small_max_width;
$aPicturesParam['small_image_max_height'] = $oProperty->image_small_max_height;
}
else
{
$aPicturesParam['large_image_max_width'] = $oShop->image_large_max_width;
$aPicturesParam['large_image_max_height'] = $oShop->image_large_max_height;
$aPicturesParam['small_image_max_width'] = $oShop->image_small_max_width;
$aPicturesParam['small_image_max_height'] = $oShop->image_small_max_height;
}
$aPicturesParam['small_image_watermark'] = $oShop->watermark_default_use_small_image;
$aPicturesParam['small_image_preserve_aspect_ratio'] = $aPicturesParam['large_image_preserve_aspect_ratio'];
$aPicturesParam['large_image_watermark'] = $oShop->watermark_default_use_large_image;