X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fplaylist.cc;h=4580e54d400e40e9fc59f7eaebec9bd806f8520d;hb=b6c780d3107557d452c6612d715d01e2be52dbda;hp=eb9a49d30b3947cca95da47328b30c5bd0335bbe;hpb=df085fc0ea4f1a3f009de5a7a5bf9f241173bcba;p=dcpomatic.git

diff --git a/src/lib/playlist.cc b/src/lib/playlist.cc
index eb9a49d30..4580e54d4 100644
--- a/src/lib/playlist.cc
+++ b/src/lib/playlist.cc
@@ -30,6 +30,7 @@
 #include "job.h"
 #include "config.h"
 #include "util.h"
+#include "md5_digester.h"
 
 #include "i18n.h"
 
@@ -39,7 +40,6 @@ using std::vector;
 using std::min;
 using std::max;
 using std::string;
-using std::stringstream;
 using std::pair;
 using boost::optional;
 using boost::shared_ptr;
@@ -62,6 +62,12 @@ Playlist::~Playlist ()
 void
 Playlist::content_changed (weak_ptr<Content> content, int property, bool frequent)
 {
+	/* Don't respond to position changes here, as:
+	   - sequencing after earlier/later changes is handled by move_earlier/move_later
+	   - any other position changes will be timeline drags which should not result in content
+	   being sequenced.
+	*/
+	
 	if (property == ContentProperty::LENGTH || property == VideoContentProperty::VIDEO_FRAME_TYPE) {
 		maybe_sequence_video ();
 	}
@@ -79,20 +85,20 @@ Playlist::maybe_sequence_video ()
 	_sequencing_video = true;
 	
 	ContentList cl = _content;
-	Time next_left = 0;
-	Time next_right = 0;
+	DCPTime next_left;
+	DCPTime next_right;
 	for (ContentList::iterator i = _content.begin(); i != _content.end(); ++i) {
 		shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> (*i);
 		if (!vc) {
 			continue;
 		}
-	
+		
 		if (vc->video_frame_type() == VIDEO_FRAME_TYPE_3D_RIGHT) {
 			vc->set_position (next_right);
-			next_right = vc->end() + 1;
+			next_right = vc->end() + DCPTime::delta ();
 		} else {
 			vc->set_position (next_left);
-			next_left = vc->end() + 1;
+			next_left = vc->end() + DCPTime::delta ();
 		}
 	}
 
@@ -113,12 +119,14 @@ Playlist::video_identifier () const
 		}
 	}
 
-	return md5_digest (t.c_str(), t.length());
+	MD5Digester digester;
+	digester.add (t.c_str(), t.length());
+	return digester.get ();
 }
 
 /** @param node <Playlist> node */
 void
-Playlist::set_from_xml (shared_ptr<const Film> film, shared_ptr<const cxml::Node> node, int version, list<string>& notes)
+Playlist::set_from_xml (shared_ptr<const Film> film, cxml::ConstNodePtr node, int version, list<string>& notes)
 {
 	list<cxml::NodePtr> c = node->node_children ("Content");
 	for (list<cxml::NodePtr>::iterator i = c.begin(); i != c.end(); ++i) {
@@ -183,19 +191,6 @@ Playlist::remove (ContentList c)
 	Changed ();
 }
 
-bool
-Playlist::has_subtitles () const
-{
-	for (ContentList::const_iterator i = _content.begin(); i != _content.end(); ++i) {
-		shared_ptr<const FFmpegContent> fc = dynamic_pointer_cast<FFmpegContent> (*i);
-		if (fc && !fc->subtitle_streams().empty()) {
-			return true;
-		}
-	}
-
-	return false;
-}
-
 class FrameRateCandidate
 {
 public:
@@ -259,12 +254,12 @@ Playlist::best_dcp_frame_rate () const
 	return best->dcp;
 }
 
-Time
+DCPTime
 Playlist::length () const
 {
-	Time len = 0;
+	DCPTime len;
 	for (ContentList::const_iterator i = _content.begin(); i != _content.end(); ++i) {
-		len = max (len, (*i)->end() + 1);
+		len = max (len, (*i)->end() + DCPTime::delta ());
 	}
 
 	return len;
@@ -284,10 +279,10 @@ Playlist::reconnect ()
 	}
 }
 
-Time
+DCPTime
 Playlist::video_end () const
 {
-	Time end = 0;
+	DCPTime end;
 	for (ContentList::const_iterator i = _content.begin(); i != _content.end(); ++i) {
 		if (dynamic_pointer_cast<const VideoContent> (*i)) {
 			end = max (end, (*i)->end ());
@@ -297,6 +292,23 @@ Playlist::video_end () const
 	return end;
 }
 
+FrameRateChange
+Playlist::active_frame_rate_change (DCPTime t, int dcp_video_frame_rate) const
+{
+	for (ContentList::const_iterator i = _content.begin(); i != _content.end(); ++i) {
+		shared_ptr<const VideoContent> vc = dynamic_pointer_cast<const VideoContent> (*i);
+		if (!vc) {
+			continue;
+		}
+
+		if (vc->position() >= t && t < vc->end()) {
+			return FrameRateChange (vc->video_frame_rate(), dcp_video_frame_rate);
+		}
+	}
+
+	return FrameRateChange (dcp_video_frame_rate, dcp_video_frame_rate);
+}
+
 void
 Playlist::set_sequence_video (bool s)
 {
@@ -319,7 +331,7 @@ Playlist::content () const
 void
 Playlist::repeat (ContentList c, int n)
 {
-	pair<Time, Time> range (TIME_MAX, 0);
+	pair<DCPTime, DCPTime> range (DCPTime::max (), DCPTime ());
 	for (ContentList::iterator i = c.begin(); i != c.end(); ++i) {
 		range.first = min (range.first, (*i)->position ());
 		range.second = max (range.second, (*i)->position ());
@@ -327,7 +339,7 @@ Playlist::repeat (ContentList c, int n)
 		range.second = max (range.second, (*i)->end ());
 	}
 
-	Time pos = range.second;
+	DCPTime pos = range.second;
 	for (int i = 0; i < n; ++i) {
 		for (ContentList::iterator i = c.begin(); i != c.end(); ++i) {
 			shared_ptr<Content> copy = (*i)->clone ();
@@ -359,13 +371,12 @@ Playlist::move_earlier (shared_ptr<Content> c)
 	if (previous == _content.end ()) {
 		return;
 	}
+
 	
-	Time const p = (*previous)->position ();
+	DCPTime const p = (*previous)->position ();
 	(*previous)->set_position (p + c->length_after_trim ());
 	c->set_position (p);
 	sort (_content.begin(), _content.end(), ContentSorter ());
-	
-	Changed ();
 }
 
 void
@@ -387,10 +398,7 @@ Playlist::move_later (shared_ptr<Content> c)
 		return;
 	}
 
-	Time const p = (*next)->position ();
 	(*next)->set_position (c->position ());
-	c->set_position (p + c->length_after_trim ());
+	c->set_position (c->position() + (*next)->length_after_trim ());
 	sort (_content.begin(), _content.end(), ContentSorter ());
-	
-	Changed ();
 }