if (!pvf.empty ()) {
try {
_frame = pvf.front()->image (PIX_FMT_RGB24, boost::bind (&Log::dcp_log, _film->log().get(), _1, _2));
if (!pvf.empty ()) {
try {
_frame = pvf.front()->image (PIX_FMT_RGB24, boost::bind (&Log::dcp_log, _film->log().get(), _1, _2));