X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fffmpeg_content.cc;h=f3c0d01cbafc792eb9356ae6b484a6e4e420a1ea;hb=7c730205e50014347bd96ab9735346d0b5922798;hp=ddf4548b41959fe1c8eac9ea304a9d85da77c201;hpb=cbd4450197a083bf58bda510e626f73ba583cb66;p=dcpomatic.git diff --git a/src/lib/ffmpeg_content.cc b/src/lib/ffmpeg_content.cc index ddf4548b4..f3c0d01cb 100644 --- a/src/lib/ffmpeg_content.cc +++ b/src/lib/ffmpeg_content.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2013-2016 Carl Hetherington + Copyright (C) 2013-2019 Carl Hetherington This file is part of DCP-o-matic. @@ -30,9 +30,11 @@ #include "filter.h" #include "film.h" #include "log.h" +#include "config.h" #include "exceptions.h" #include "frame_rate_change.h" -#include "caption_content.h" +#include "text_content.h" +#include "decrypted_ecinema_kdm.h" #include #include extern "C" { @@ -45,8 +47,6 @@ extern "C" { #include "i18n.h" -#define LOG_GENERAL(...) film->log()->log (String::compose (__VA_ARGS__), LogEntry::TYPE_GENERAL); - using std::string; using std::vector; using std::list; @@ -58,13 +58,18 @@ using boost::shared_ptr; using boost::dynamic_pointer_cast; using boost::optional; using dcp::raw_convert; +using namespace dcpomatic; int const FFmpegContentProperty::SUBTITLE_STREAMS = 100; int const FFmpegContentProperty::SUBTITLE_STREAM = 101; int const FFmpegContentProperty::FILTERS = 102; +int const FFmpegContentProperty::KDM = 103; -FFmpegContent::FFmpegContent (shared_ptr film, boost::filesystem::path p) - : Content (film, p) +FFmpegContent::FFmpegContent (boost::filesystem::path p) + : Content (p) +#ifdef DCPOMATIC_VARIANT_SWAROOP + , _encrypted (false) +#endif { } @@ -80,12 +85,12 @@ get_optional_enum (cxml::ConstNodePtr node, string name) return static_cast(*v); } -FFmpegContent::FFmpegContent (shared_ptr film, cxml::ConstNodePtr node, int version, list& notes) - : Content (film, node) +FFmpegContent::FFmpegContent (cxml::ConstNodePtr node, int version, list& notes) + : Content (node) { video = VideoContent::from_xml (this, node, version); audio = AudioContent::from_xml (this, node, version); - caption = CaptionContent::from_xml (this, node, version); + text = TextContent::from_xml (this, node, version); list c = node->node_children ("SubtitleStream"); for (list::const_iterator i = c.begin(); i != c.end(); ++i) { @@ -125,7 +130,73 @@ FFmpegContent::FFmpegContent (shared_ptr film, cxml::ConstNodePtr no _color_trc = get_optional_enum(node, "ColorTransferCharacteristic"); _colorspace = get_optional_enum(node, "Colorspace"); _bits_per_pixel = node->optional_number_child ("BitsPerPixel"); +#ifdef DCPOMATIC_VARIANT_SWAROOP + _encrypted = node->optional_bool_child("Encrypted").get_value_or(false); +#endif +} + +FFmpegContent::FFmpegContent (vector > c) + : Content (c) +{ + vector >::const_iterator i = c.begin (); + + bool need_video = false; + bool need_audio = false; + bool need_text = false; + + if (i != c.end ()) { + need_video = static_cast ((*i)->video); + need_audio = static_cast ((*i)->audio); + need_text = !(*i)->text.empty(); + } + + while (i != c.end ()) { + if (need_video != static_cast ((*i)->video)) { + throw JoinError (_("Content to be joined must all have or not have video")); + } + if (need_audio != static_cast ((*i)->audio)) { + throw JoinError (_("Content to be joined must all have or not have audio")); + } + if (need_text != !(*i)->text.empty()) { + throw JoinError (_("Content to be joined must all have or not have subtitles or captions")); + } + ++i; + } + + if (need_video) { + video.reset (new VideoContent (this, c)); + } + if (need_audio) { + audio.reset (new AudioContent (this, c)); + } + if (need_text) { + text.push_back (shared_ptr (new TextContent (this, c))); + } + shared_ptr ref = dynamic_pointer_cast (c[0]); + DCPOMATIC_ASSERT (ref); + + for (size_t i = 0; i < c.size(); ++i) { + shared_ptr fc = dynamic_pointer_cast (c[i]); + if (fc->only_text() && fc->only_text()->use() && *(fc->_subtitle_stream.get()) != *(ref->_subtitle_stream.get())) { + throw JoinError (_("Content to be joined must use the same subtitle stream.")); + } + } + + /* XXX: should probably check that more of the stuff below is the same in *this and ref */ + + _subtitle_streams = ref->subtitle_streams (); + _subtitle_stream = ref->subtitle_stream (); + _first_video = ref->_first_video; + _filters = ref->_filters; + _color_range = ref->_color_range; + _color_primaries = ref->_color_primaries; + _color_trc = ref->_color_trc; + _colorspace = ref->_colorspace; + _bits_per_pixel = ref->_bits_per_pixel; +#ifdef DCPOMATIC_VARIANT_SWAROOP + _encrypted = ref->_encrypted; +#endif } void @@ -148,8 +219,8 @@ FFmpegContent::as_xml (xmlpp::Node* node, bool with_paths) const } } - if (only_caption()) { - only_caption()->as_xml (node); + if (only_text()) { + only_text()->as_xml (node); } boost::mutex::scoped_lock lm (_mutex); @@ -185,14 +256,24 @@ FFmpegContent::as_xml (xmlpp::Node* node, bool with_paths) const if (_bits_per_pixel) { node->add_child("BitsPerPixel")->add_child_text (raw_convert (*_bits_per_pixel)); } +#ifdef DCPOMATIC_VARIANT_SWAROOP + if (_encrypted) { + node->add_child("Encypted")->add_child_text ("1"); + } +#endif } void -FFmpegContent::examine (shared_ptr job) +FFmpegContent::examine (shared_ptr film, shared_ptr job) { - job->set_progress_unknown (); + ChangeSignaller cc1 (this, FFmpegContentProperty::SUBTITLE_STREAMS); + ChangeSignaller cc2 (this, FFmpegContentProperty::SUBTITLE_STREAM); - Content::examine (job); + if (job) { + job->set_progress_unknown (); + } + + Content::examine (film, job); shared_ptr examiner (new FFmpegExaminer (shared_from_this (), job)); @@ -236,25 +317,29 @@ FFmpegContent::examine (shared_ptr job) AudioStreamPtr as = audio->streams().front(); AudioMapping m = as->mapping (); - film()->make_audio_mapping_default (m, first_path); + m.make_default (film ? film->audio_processor() : 0, first_path); as->set_mapping (m); } _subtitle_streams = examiner->subtitle_streams (); if (!_subtitle_streams.empty ()) { - caption.clear (); - caption.push_back (shared_ptr (new CaptionContent (this))); + text.clear (); + text.push_back (shared_ptr (new TextContent (this, TEXT_OPEN_SUBTITLE, TEXT_UNKNOWN))); _subtitle_stream = _subtitle_streams.front (); } +#ifdef DCPOMATIC_VARIANT_SWAROOP + _encrypted = first_path.extension() == ".ecinema"; +#endif } if (examiner->has_video ()) { set_default_colour_conversion (); } - signal_changed (FFmpegContentProperty::SUBTITLE_STREAMS); - signal_changed (FFmpegContentProperty::SUBTITLE_STREAM); +#ifdef DCPOMATIC_VARIANT_SWAROOP + _id = examiner->id (); +#endif } string @@ -308,12 +393,12 @@ FFmpegContent::technical_summary () const void FFmpegContent::set_subtitle_stream (shared_ptr s) { + ChangeSignaller cc (this, FFmpegContentProperty::SUBTITLE_STREAM); + { boost::mutex::scoped_lock lm (_mutex); _subtitle_stream = s; } - - signal_changed (FFmpegContentProperty::SUBTITLE_STREAM); } bool @@ -329,32 +414,52 @@ operator!= (FFmpegStream const & a, FFmpegStream const & b) } DCPTime -FFmpegContent::full_length () const +FFmpegContent::full_length (shared_ptr film) const { - FrameRateChange const frc (active_video_frame_rate (), film()->video_frame_rate ()); + FrameRateChange const frc (film, shared_from_this()); if (video) { - return DCPTime::from_frames (llrint (video->length_after_3d_combine() * frc.factor()), film()->video_frame_rate()); + return DCPTime::from_frames (llrint (video->length_after_3d_combine() * frc.factor()), film->video_frame_rate()); + } + + if (audio) { + DCPTime longest; + BOOST_FOREACH (AudioStreamPtr i, audio->streams()) { + longest = max (longest, DCPTime::from_frames(llrint(i->length() / frc.speed_up), i->frame_rate())); + } + return longest; + } + + /* XXX: subtitle content? */ + + return DCPTime(); +} + +DCPTime +FFmpegContent::approximate_length () const +{ + if (video) { + return DCPTime::from_frames (video->length_after_3d_combine(), 24); } DCPOMATIC_ASSERT (audio); - DCPTime longest; + Frame longest = 0; BOOST_FOREACH (AudioStreamPtr i, audio->streams ()) { - longest = max (longest, DCPTime::from_frames (llrint (i->length() / frc.speed_up), i->frame_rate())); + longest = max (longest, Frame(llrint(i->length()))); } - return longest; + return DCPTime::from_frames (longest, 24); } void FFmpegContent::set_filters (vector const & filters) { + ChangeSignaller cc (this, FFmpegContentProperty::FILTERS); + { boost::mutex::scoped_lock lm (_mutex); _filters = filters; } - - signal_changed (FFmpegContentProperty::FILTERS); } string @@ -366,8 +471,8 @@ FFmpegContent::identifier () const s += "_" + video->identifier(); } - if (only_caption() && only_caption()->use() && only_caption()->burn()) { - s += "_" + only_caption()->identifier(); + if (only_text() && only_text()->use() && only_text()->burn()) { + s += "_" + only_text()->identifier(); } boost::mutex::scoped_lock lm (_mutex); @@ -419,9 +524,9 @@ FFmpegContent::set_default_colour_conversion () } void -FFmpegContent::add_properties (list& p) const +FFmpegContent::add_properties (shared_ptr film, list& p) const { - Content::add_properties (p); + Content::add_properties (film, p); if (video) { video->add_properties (p); @@ -556,7 +661,7 @@ FFmpegContent::add_properties (list& p) const } if (audio) { - audio->add_properties (p); + audio->add_properties (film, p); } } @@ -568,7 +673,8 @@ FFmpegContent::add_properties (list& p) const void FFmpegContent::signal_subtitle_stream_changed () { - signal_changed (FFmpegContentProperty::SUBTITLE_STREAM); + /* XXX: this is too late; really it should be before the change */ + ChangeSignaller cc (this, FFmpegContentProperty::SUBTITLE_STREAM); } vector > @@ -596,3 +702,31 @@ FFmpegContent::take_settings_from (shared_ptr c) Content::take_settings_from (c); _filters = fc->_filters; } + +#ifdef DCPOMATIC_VARIANT_SWAROOP +void +FFmpegContent::add_kdm (EncryptedECinemaKDM kdm) +{ + ChangeSignaller cc (this, FFmpegContentProperty::KDM); + boost::mutex::scoped_lock lm (_mutex); + _kdm = kdm; + +} + +bool +FFmpegContent::kdm_timing_window_valid () const +{ + if (!_kdm) { + return true; + } + + DCPOMATIC_ASSERT (Config::instance()->decryption_chain()->key()); + + DecryptedECinemaKDM decrypted (*_kdm, *Config::instance()->decryption_chain()->key()); + + dcp::LocalTime now; + return (!decrypted.not_valid_before() || *decrypted.not_valid_before() < now) && + (!decrypted.not_valid_after() || now < *decrypted.not_valid_after()); +} + +#endif