Basics of DCP subtitle import.

[dcpomatic.git] / src / lib / subrip_decoder.cc

diff --git a/src/lib/subrip_decoder.cc b/src/lib/subrip_decoder.cc
index e832c2d849d7d09a47de30a8027301d8e9cf380c..e2bdc347b93b202183d483f6a606dfc665324a13 100644 (file)
--- a/src/lib/subrip_decoder.cc
+++ b/src/lib/subrip_decoder.cc
@@ -22,6 +22,7 @@
 #include "subrip_content.h"
 
 using std::list;
+using std::vector;
 using boost::shared_ptr;
 
 SubRipDecoder::SubRipDecoder (shared_ptr<const SubRipContent> content)
@@ -39,7 +40,7 @@ SubRipDecoder::seek (ContentTime time, bool accurate)
        
        _next = 0;
        list<SubRipSubtitlePiece>::const_iterator i = _subtitles[_next].pieces.begin();
-       while (i != _subtitles[_next].pieces.end() && _subtitles[_next].from < time) {
+       while (i != _subtitles[_next].pieces.end() && _subtitles[_next].period.from < time) {
                ++i;
        }
        
@@ -60,8 +61,8 @@ SubRipDecoder::pass ()
                                i->italic,
                                dcp::Color (255, 255, 255),
                                72,
-                               dcp::Time (rint (_subtitles[_next].from.seconds() * 250)),
-                               dcp::Time (rint (_subtitles[_next].to.seconds() * 250)),
+                               dcp::Time (rint (_subtitles[_next].period.from.seconds() * 250)),
+                               dcp::Time (rint (_subtitles[_next].period.to.seconds() * 250)),
                                0.9,
                                dcp::BOTTOM,
                                i->text,
@@ -74,6 +75,22 @@ SubRipDecoder::pass ()
        }
 
        text_subtitle (out);
-       _next++;
+       ++_next;
        return false;
 }
+
+list<ContentTimePeriod>
+SubRipDecoder::subtitles_during (ContentTimePeriod p, bool starting) const
+{
+       /* XXX: inefficient */
+
+       list<ContentTimePeriod> d;
+
+       for (vector<SubRipSubtitle>::const_iterator i = _subtitles.begin(); i != _subtitles.end(); ++i) {
+               if ((starting && p.contains (i->period.from)) || (!starting && p.overlaps (i->period))) {
+                       d.push_back (i->period);
+               }
+       }
+
+       return d;
+}