if (_film->length()) {
_frames->SetLabel (std_to_wx (lexical_cast<string> (_film->length().get())));
- double const disk = ((double) _film->j2k_bandwidth() / 8) * _film->length().get() / (_film->frames_per_second () * 1073741824);
+ FrameRateConversion frc (_film->source_frame_rate(), _film->dcp_frame_rate());
+ int const dcp_length = _film->length().get() * frc.factor();
+ double const disk = ((double) _film->j2k_bandwidth() / 8) * dcp_length / (_film->dcp_frame_rate() * 1073741824);
stringstream s;
s << fixed << setprecision (1) << disk << _("Gb");
_disk->SetLabel (std_to_wx (s.str ()));