+
+RNGFixer::RNGFixer ()
+{
+ Kumu::cth_test = true;
+ Kumu::FortunaRNG().Reset();
+}
+
+
+RNGFixer::~RNGFixer ()
+{
+ Kumu::cth_test = false;
+}
+
+
+shared_ptr<dcp::MonoPictureAsset>
+simple_picture (boost::filesystem::path path, string suffix, int frames)
+{
+ dcp::MXFMetadata mxf_meta;
+ mxf_meta.company_name = "OpenDCP";
+ mxf_meta.product_name = "OpenDCP";
+ mxf_meta.product_version = "0.0.25";
+
+ shared_ptr<dcp::MonoPictureAsset> mp (new dcp::MonoPictureAsset (dcp::Fraction (24, 1), dcp::Standard::SMPTE));
+ mp->set_metadata (mxf_meta);
+ shared_ptr<dcp::PictureAssetWriter> picture_writer = mp->start_write (path / dcp::String::compose("video%1.mxf", suffix), false);
+
+ dcp::Size const size (1998, 1080);
+ auto image = make_shared<dcp::OpenJPEGImage>(size);
+ for (int i = 0; i < 3; ++i) {
+ memset (image->data(i), 0, 2 * size.width * size.height);
+ }
+ auto j2c = dcp::compress_j2k (image, 100000000, 24, false, false);
+
+ for (int i = 0; i < frames; ++i) {
+ picture_writer->write (j2c.data(), j2c.size());
+ }
+ picture_writer->finalize ();
+
+ return mp;
+}
+
+
+shared_ptr<dcp::SoundAsset>
+simple_sound (boost::filesystem::path path, string suffix, dcp::MXFMetadata mxf_meta, string language, int frames, int sample_rate)
+{
+ int const channels = 6;
+
+ /* Set a valid language, then overwrite it, so that the language parameter can be badly formed */
+ shared_ptr<dcp::SoundAsset> ms (new dcp::SoundAsset(dcp::Fraction(24, 1), sample_rate, channels, dcp::LanguageTag("en-US"), dcp::Standard::SMPTE));
+ ms->_language = language;
+ ms->set_metadata (mxf_meta);
+ vector<dcp::Channel> active_channels;
+ active_channels.push_back (dcp::Channel::LEFT);
+ shared_ptr<dcp::SoundAssetWriter> sound_writer = ms->start_write (path / dcp::String::compose("audio%1.mxf", suffix), active_channels);
+
+ int const samples_per_frame = sample_rate / 24;
+
+ float* silence[channels];
+ for (auto i = 0; i < channels; ++i) {
+ silence[i] = new float[samples_per_frame];
+ memset (silence[i], 0, samples_per_frame * sizeof(float));
+ }
+
+ for (auto i = 0; i < frames; ++i) {
+ sound_writer->write (silence, samples_per_frame);
+ }
+
+ sound_writer->finalize ();
+
+ for (auto i = 0; i < channels; ++i) {
+ delete[] silence[i];
+ }
+
+ return ms;
+}
+
+
+shared_ptr<dcp::DCP>
+make_simple (boost::filesystem::path path, int reels, int frames)
+{
+ /* Some known metadata */
+ dcp::MXFMetadata mxf_meta;
+ mxf_meta.company_name = "OpenDCP";
+ mxf_meta.product_name = "OpenDCP";
+ mxf_meta.product_version = "0.0.25";
+
+ boost::filesystem::remove_all (path);
+ boost::filesystem::create_directories (path);
+ auto d = make_shared<dcp::DCP>(path);
+ auto cpl = make_shared<dcp::CPL>("A Test DCP", dcp::ContentKind::TRAILER);
+ cpl->set_annotation_text ("A Test DCP");
+ cpl->set_issuer ("OpenDCP 0.0.25");
+ cpl->set_creator ("OpenDCP 0.0.25");
+ cpl->set_issue_date ("2012-07-17T04:45:18+00:00");
+ cpl->set_content_version (
+ dcp::ContentVersion("urn:uuid:75ac29aa-42ac-1234-ecae-49251abefd11", "content-version-label-text")
+ );
+ cpl->set_main_sound_configuration("51/L,R,C,LFE,Ls,Rs");
+ cpl->set_main_sound_sample_rate(48000);
+ cpl->set_main_picture_stored_area(dcp::Size(1998, 1080));
+ cpl->set_main_picture_active_area(dcp::Size(1998, 1080));
+ cpl->set_version_number(1);
+
+ for (int i = 0; i < reels; ++i) {
+ string suffix = reels == 1 ? "" : dcp::String::compose("%1", i);
+
+ shared_ptr<dcp::MonoPictureAsset> mp = simple_picture (path, suffix, frames);
+ shared_ptr<dcp::SoundAsset> ms = simple_sound (path, suffix, mxf_meta, "en-US", frames);
+
+ auto reel = make_shared<dcp::Reel>(
+ shared_ptr<dcp::ReelMonoPictureAsset>(new dcp::ReelMonoPictureAsset(mp, 0)),
+ shared_ptr<dcp::ReelSoundAsset>(new dcp::ReelSoundAsset(ms, 0))
+ );
+
+ auto markers = make_shared<dcp::ReelMarkersAsset>(dcp::Fraction(24, 1), frames, 0);
+ if (i == 0) {
+ markers->set (dcp::Marker::FFOC, dcp::Time(0, 0, 0, 1, 24));
+ }
+ if (i == reels - 1) {
+ markers->set (dcp::Marker::LFOC, dcp::Time(0, 0, 0, frames - 1, 24));
+ }
+ reel->add (markers);
+
+ cpl->add (reel);
+ }
+
+ d->add (cpl);
+ return d;
+}
+
+
+shared_ptr<dcp::Subtitle>
+simple_subtitle ()
+{
+ return make_shared<dcp::SubtitleString>(
+ optional<string>(),
+ false,
+ false,
+ false,
+ dcp::Colour(255, 255, 255),
+ 42,
+ 1,
+ dcp::Time(0, 0, 4, 0, 24),
+ dcp::Time(0, 0, 8, 0, 24),
+ 0.5,
+ dcp::HAlign::CENTER,
+ 0.8,
+ dcp::VAlign::TOP,
+ dcp::Direction::LTR,
+ "Hello world",
+ dcp::Effect::NONE,
+ dcp::Colour(255, 255, 255),
+ dcp::Time(),
+ dcp::Time()
+ );
+}
+
+
+shared_ptr<dcp::ReelMarkersAsset>
+simple_markers (int frames)
+{
+ auto markers = make_shared<dcp::ReelMarkersAsset>(dcp::Fraction(24, 1), frames, 0);
+ markers->set (dcp::Marker::FFOC, dcp::Time(1, 24, 24));
+ markers->set (dcp::Marker::LFOC, dcp::Time(frames - 1, 24, 24));
+ return markers;
+}
+
+
+shared_ptr<dcp::DCP>
+make_simple_with_interop_subs (boost::filesystem::path path)
+{
+ shared_ptr<dcp::DCP> dcp = make_simple (path);
+
+ shared_ptr<dcp::InteropSubtitleAsset> subs(new dcp::InteropSubtitleAsset());
+ subs->add (simple_subtitle());
+
+ boost::filesystem::create_directory (path / "subs");
+ dcp::ArrayData data(4096);
+ subs->add_font ("afont", data);
+ subs->write (path / "subs" / "subs.xml");
+
+ shared_ptr<dcp::ReelSubtitleAsset> reel_subs(new dcp::ReelSubtitleAsset(subs, dcp::Fraction(24, 1), 240, 0));
+ dcp->cpls().front()->reels().front()->add (reel_subs);
+
+ return dcp;
+}
+
+
+shared_ptr<dcp::DCP>
+make_simple_with_smpte_subs (boost::filesystem::path path)
+{
+ shared_ptr<dcp::DCP> dcp = make_simple (path, 1, 240);
+
+ shared_ptr<dcp::SMPTESubtitleAsset> subs(new dcp::SMPTESubtitleAsset());
+ subs->set_language (dcp::LanguageTag("de-DE"));
+ subs->set_start_time (dcp::Time());
+ subs->add (simple_subtitle());
+
+ subs->write (path / "subs.mxf");
+
+ shared_ptr<dcp::ReelSubtitleAsset> reel_subs(new dcp::ReelSubtitleAsset(subs, dcp::Fraction(24, 1), 240, 0));
+ dcp->cpls().front()->reels().front()->add (reel_subs);
+
+ return dcp;
+}
+
+
+shared_ptr<dcp::DCP>
+make_simple_with_interop_ccaps (boost::filesystem::path path)
+{
+ shared_ptr<dcp::DCP> dcp = make_simple (path);
+
+ shared_ptr<dcp::InteropSubtitleAsset> subs(new dcp::InteropSubtitleAsset());
+ subs->add (simple_subtitle());
+ subs->write (path / "ccap.xml");
+
+ shared_ptr<dcp::ReelClosedCaptionAsset> reel_caps(new dcp::ReelClosedCaptionAsset(subs, dcp::Fraction(24, 1), 240, 0));
+ dcp->cpls().front()->reels().front()->add (reel_caps);
+
+ return dcp;
+}
+
+
+shared_ptr<dcp::DCP>
+make_simple_with_smpte_ccaps (boost::filesystem::path path)
+{
+ shared_ptr<dcp::DCP> dcp = make_simple (path, 1, 240);
+
+ shared_ptr<dcp::SMPTESubtitleAsset> subs(new dcp::SMPTESubtitleAsset());
+ subs->set_language (dcp::LanguageTag("de-DE"));
+ subs->set_start_time (dcp::Time());
+ subs->add (simple_subtitle());
+ subs->write (path / "ccap.mxf");
+
+ shared_ptr<dcp::ReelClosedCaptionAsset> reel_caps(new dcp::ReelClosedCaptionAsset(subs, dcp::Fraction(24, 1), 240, 0));
+ dcp->cpls().front()->reels().front()->add (reel_caps);
+
+ return dcp;
+}
+
+
+shared_ptr<dcp::OpenJPEGImage>
+black_image (dcp::Size size)
+{
+ shared_ptr<dcp::OpenJPEGImage> image(new dcp::OpenJPEGImage(size));
+ int const pixels = size.width * size.height;
+ for (int i = 0; i < 3; ++i) {
+ memset (image->data(i), 0, pixels * sizeof(int));
+ }
+ return image;
+}
+
+
+shared_ptr<dcp::ReelAsset>
+black_picture_asset (boost::filesystem::path dir, int frames)
+{
+ shared_ptr<dcp::OpenJPEGImage> image = black_image ();
+ dcp::ArrayData frame = dcp::compress_j2k (image, 100000000, 24, false, false);
+ BOOST_REQUIRE (frame.size() < 230000000 / (24 * 8));
+
+ auto asset = make_shared<dcp::MonoPictureAsset>(dcp::Fraction(24, 1), dcp::Standard::SMPTE);
+ asset->set_metadata (dcp::MXFMetadata("libdcp", "libdcp", "1.6.4devel"));
+ boost::filesystem::create_directories (dir);
+ shared_ptr<dcp::PictureAssetWriter> writer = asset->start_write (dir / "pic.mxf", true);
+ for (int i = 0; i < frames; ++i) {
+ writer->write (frame.data(), frame.size());
+ }
+ writer->finalize ();
+
+ return shared_ptr<dcp::ReelAsset>(new dcp::ReelMonoPictureAsset(asset, 0));
+}
+
+