/*
- Copyright (C) 2016 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2016-2018 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
#include "content.h"
#include "video_content.h"
#include "subtitle_content.h"
+#include "audio_processor.h"
#include "font.h"
#include "ratio.h"
#include "audio_analysis.h"
#include <dcp/raw_convert.h>
#include <boost/foreach.hpp>
#include <boost/algorithm/string.hpp>
+#include <iostream>
#include "i18n.h"
using std::vector;
using std::string;
+using std::pair;
+using std::min;
using std::max;
+using std::cout;
using boost::shared_ptr;
using boost::optional;
hints.push_back (_("Your DCP has fewer than 6 audio channels. This may cause problems on some projectors."));
}
+ AudioProcessor const * ap = film->audio_processor();
+ if (ap && (ap->id() == "stereo-5.1-upmix-a" || ap->id() == "stereo-5.1-upmix-b")) {
+ hints.push_back (_("You are using DCP-o-matic's stereo-to-5.1 upmixer. This is experimental and may result in poor-quality audio. If you continue, you should listen to the resulting DCP in a cinema to make sure that it sounds good."));
+ }
+
int flat_or_narrower = 0;
int scope = 0;
BOOST_FOREACH (shared_ptr<const Content> i, content) {
Ratio const * r = i->video->scale().ratio ();
if (r && r->id() == "239") {
++scope;
- } else if (r && r->id() != "239" && r->id() != "full-frame") {
+ } else if (r && r->id() != "239" && r->id() != "190") {
++flat_or_narrower;
}
}
hints.push_back (_("All of your content is at 1.85:1 or narrower but your DCP's container is Scope (2.39:1). This will pillar-box your content inside a Flat (1.85:1) frame. You may prefer to set your DCP's container to Flat (1.85:1) in the \"DCP\" tab."));
}
- if (film_container != "185" && film_container != "239" && film_container != "full-frame") {
+ if (film_container != "185" && film_container != "239" && film_container != "190") {
hints.push_back (_("Your DCP uses an unusual container ratio. This may cause problems on some projectors. If possible, use Flat or Scope for the DCP container ratio"));
}
- if (film->video_frame_rate() != 24 && film->video_frame_rate() != 48) {
- hints.push_back (String::compose (_("Your DCP frame rate (%1 fps) may cause problems in a few (mostly older) projectors. Use 24 or 48 frames per second to be on the safe side."), film->video_frame_rate()));
- }
-
if (film->j2k_bandwidth() >= 245000000) {
hints.push_back (_("A few projectors have problems playing back very high bit-rate DCPs. It is a good idea to drop the JPEG2000 bandwidth down to about 200Mbit/s; this is unlikely to have any visible effect on the image."));
}
if (film->interop() && film->video_frame_rate() != 24 && film->video_frame_rate() != 48) {
- hints.push_back (_("You are set up for an Interop DCP at a frame rate which is not officially supported. You are advised to make a SMPTE DCP instead."));
+ string base = _("You are set up for an Interop DCP at a frame rate which is not officially supported. You are advised either to change the frame rate of your DCP or to make a SMPTE DCP instead.");
+ base += " ";
+ pair<double, double> range24 = film->speed_up_range (24);
+ pair<double, double> range48 = film->speed_up_range (48);
+ pair<double, double> range (max (range24.first, range48.first), min (range24.second, range48.second));
+ string h;
+ if (range.second > (29.0/24)) {
+ h = base;
+ h += _("However, setting your DCP frame rate to 24 or 48 will cause a significant speed-up of your content, and SMPTE DCPs are not supported by all projectors.");
+ } else if (range.first < (24.0/29)) {
+ h = base;
+ h += _("However, setting your DCP frame rate to 24 or 48 will cause a significant slowdown of your content, and SMPTE DCPs are not supported by all projectors.");
+ } else {
+ h = _("You are set up for an Interop DCP at a frame rate which is not officially supported. You are advised either to change the frame rate of your DCP or to make a SMPTE DCP instead (although SMPTE DCPs are not supported by all projectors).");
+ }
+
+ hints.push_back (h);
}
int vob = 0;
boost::filesystem::path path = film->audio_analysis_path (film->playlist ());
if (boost::filesystem::exists (path)) {
- shared_ptr<AudioAnalysis> an (new AudioAnalysis (path));
+ try {
+ shared_ptr<AudioAnalysis> an (new AudioAnalysis (path));
- string ch;
+ string ch;
- vector<AudioAnalysis::PeakTime> sample_peak = an->sample_peak ();
- vector<float> true_peak = an->true_peak ();
+ vector<AudioAnalysis::PeakTime> sample_peak = an->sample_peak ();
+ vector<float> true_peak = an->true_peak ();
- for (size_t i = 0; i < sample_peak.size(); ++i) {
- float const peak = max (sample_peak[i].peak, true_peak.empty() ? 0 : true_peak[i]);
- float const peak_dB = 20 * log10 (peak) + an->gain_correction (film->playlist ());
- if (peak_dB > -3) {
- ch += dcp::raw_convert<string> (short_audio_channel_name (i)) + ", ";
+ for (size_t i = 0; i < sample_peak.size(); ++i) {
+ float const peak = max (sample_peak[i].peak, true_peak.empty() ? 0 : true_peak[i]);
+ float const peak_dB = 20 * log10 (peak) + an->gain_correction (film->playlist ());
+ if (peak_dB > -3) {
+ ch += dcp::raw_convert<string> (short_audio_channel_name (i)) + ", ";
+ }
}
- }
- ch = ch.substr (0, ch.length() - 2);
+ ch = ch.substr (0, ch.length() - 2);
- if (!ch.empty ()) {
- hints.push_back (
- String::compose (
- _("Your audio level is very high (on %1). You should reduce the gain of your audio content."),
- ch
- )
- );
+ if (!ch.empty ()) {
+ hints.push_back (
+ String::compose (
+ _("Your audio level is very high (on %1). You should reduce the gain of your audio content."),
+ ch
+ )
+ );
+ }
+ } catch (OldFormatError& e) {
+ /* The audio analysis is too old to load in; just skip this hint as if
+ it had never been run.
+ */
}
}