X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fcontent.cc;h=d2a07f79523f0e052b649a0d64425af9941b62d7;hb=19dc3455d7112427e0470e58133d25bcb031e9f1;hp=977f2e2a78f73d1d7b47a00010010357242ef356;hpb=b468ccabdb13fca86ae8a324239d83490ef5832e;p=dcpomatic.git

diff --git a/src/lib/content.cc b/src/lib/content.cc
index 977f2e2a7..d2a07f795 100644
--- a/src/lib/content.cc
+++ b/src/lib/content.cc
@@ -1,36 +1,176 @@
+/*
+    Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
 #include <boost/thread/mutex.hpp>
 #include <libxml++/libxml++.h>
 #include <libcxml/cxml.h>
 #include "content.h"
 #include "util.h"
+#include "content_factory.h"
+#include "ui_signaller.h"
 
 using std::string;
+using std::set;
 using boost::shared_ptr;
+using boost::lexical_cast;
+
+int const ContentProperty::POSITION = 400;
+int const ContentProperty::LENGTH = 401;
+int const ContentProperty::TRIM_START = 402;
+int const ContentProperty::TRIM_END = 403;
 
-Content::Content (boost::filesystem::path f)
-	: _file (f)
+Content::Content (shared_ptr<const Film> f, Time p)
+	: _film (f)
+	, _position (p)
+	, _trim_start (0)
+	, _trim_end (0)
+	, _change_signals_frequent (false)
 {
 
 }
 
-Content::Content (shared_ptr<const cxml::Node> node)
+Content::Content (shared_ptr<const Film> f, boost::filesystem::path p)
+	: _film (f)
+	, _path (p)
+	, _position (0)
+	, _trim_start (0)
+	, _trim_end (0)
+	, _change_signals_frequent (false)
 {
-	_file = node->string_child ("File");
+
+}
+
+Content::Content (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node)
+	: _film (f)
+	, _change_signals_frequent (false)
+{
+	_path = node->string_child ("Path");
 	_digest = node->string_child ("Digest");
+	_position = node->number_child<Time> ("Position");
+	_trim_start = node->number_child<Time> ("TrimStart");
+	_trim_end = node->number_child<Time> ("TrimEnd");
 }
 
 void
 Content::as_xml (xmlpp::Node* node) const
 {
 	boost::mutex::scoped_lock lm (_mutex);
-	node->add_child("File")->add_child_text (_file.string());
+	
+	node->add_child("Path")->add_child_text (_path.string());
 	node->add_child("Digest")->add_child_text (_digest);
+	node->add_child("Position")->add_child_text (lexical_cast<string> (_position));
+	node->add_child("TrimStart")->add_child_text (lexical_cast<string> (_trim_start));
+	node->add_child("TrimEnd")->add_child_text (lexical_cast<string> (_trim_end));
 }
 
 void
-Content::examine (shared_ptr<Film>, shared_ptr<Job>, bool)
+Content::examine (shared_ptr<Job> job)
 {
-	string const d = md5_digest (_file);
 	boost::mutex::scoped_lock lm (_mutex);
+	boost::filesystem::path p = _path;
+	lm.unlock ();
+	
+	string d;
+	if (boost::filesystem::is_regular_file (p)) {
+		d = md5_digest (p);
+	} else {
+		d = md5_digest_directory (p, job);
+	}
+
+	lm.lock ();
 	_digest = d;
 }
+
+void
+Content::signal_changed (int p)
+{
+	if (ui_signaller) {
+		ui_signaller->emit (boost::bind (boost::ref (Changed), shared_from_this (), p, _change_signals_frequent));
+	}
+}
+
+void
+Content::set_position (Time p)
+{
+	{
+		boost::mutex::scoped_lock lm (_mutex);
+		_position = p;
+	}
+
+	signal_changed (ContentProperty::POSITION);
+}
+
+void
+Content::set_trim_start (Time t)
+{
+	{
+		boost::mutex::scoped_lock lm (_mutex);
+		_trim_start = t;
+	}
+
+	signal_changed (ContentProperty::TRIM_START);
+}
+
+void
+Content::set_trim_end (Time t)
+{
+	{
+		boost::mutex::scoped_lock lm (_mutex);
+		_trim_end = t;
+	}
+
+	signal_changed (ContentProperty::TRIM_END);
+}
+
+
+shared_ptr<Content>
+Content::clone () const
+{
+	shared_ptr<const Film> film = _film.lock ();
+	if (!film) {
+		return shared_ptr<Content> ();
+	}
+	
+	/* This is a bit naughty, but I can't think of a compelling reason not to do it ... */
+	xmlpp::Document doc;
+	xmlpp::Node* node = doc.create_root_node ("Content");
+	as_xml (node);
+	return content_factory (film, shared_ptr<cxml::Node> (new cxml::Node (node)));
+}
+
+string
+Content::technical_summary () const
+{
+	return String::compose ("%1 %2 %3", path(), digest(), position());
+}
+
+Time
+Content::length_after_trim () const
+{
+	return full_length() - trim_start() - trim_end();
+}
+
+/** @param t A time relative to the start of this content (not the position).
+ *  @return true if this time is trimmed by our trim settings.
+ */
+bool
+Content::trimmed (Time t) const
+{
+	return (t < trim_start() || t > (full_length() - trim_end ()));
+}