X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fsndfile_content.cc;h=2d7fa1c1cf9446e0a26cedf13db62bd911cc6df6;hb=854f2e5bbb7ffb9758b823af87034033033f3cb8;hp=53df4deeacda2ea12d7fa127d80d39c3ac61f4e1;hpb=5920000d247ab3ef7fb9ba29c6ba238b323cf909;p=dcpomatic.git

diff --git a/src/lib/sndfile_content.cc b/src/lib/sndfile_content.cc
index 53df4deea..2d7fa1c1c 100644
--- a/src/lib/sndfile_content.cc
+++ b/src/lib/sndfile_content.cc
@@ -1,51 +1,91 @@
+/*
+    Copyright (C) 2013-2014 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 <libcxml/cxml.h>
 #include "sndfile_content.h"
+#include "sndfile_decoder.h"
+#include "film.h"
 #include "compose.hpp"
+#include "job.h"
+#include "util.h"
 
 #include "i18n.h"
 
-using namespace std;
+using std::string;
+using std::stringstream;
+using std::cout;
+using boost::shared_ptr;
+using boost::lexical_cast;
 
-SndfileContent::SndfileContent (boost::filesystem::path f)
-	: Content (f)
-	, AudioContent (f)
+SndfileContent::SndfileContent (shared_ptr<const Film> f, boost::filesystem::path p)
+	: Content (f, p)
+	, AudioContent (f, p)
+	, _audio_channels (0)
+	, _audio_length (0)
+	, _audio_frame_rate (0)
 {
 
 }
 
-string
-SndfileContent::summary () const
+SndfileContent::SndfileContent (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node, int version)
+	: Content (f, node)
+	, AudioContent (f, node)
+	, _audio_mapping (node->node_child ("AudioMapping"), version)
 {
-	return String::compose (_("Sound file: %1"), file().filename ());
+	_audio_channels = node->number_child<int> ("AudioChannels");
+	_audio_length = ContentTime (node->number_child<int64_t> ("AudioLength"));
+	_audio_frame_rate = node->number_child<int> ("AudioFrameRate");
 }
 
-int
-SndfileContent::audio_channels () const
+string
+SndfileContent::summary () const
 {
-	/* XXX */
-	return 0;
+	/* Get the string() here so that the name does not have quotes around it */
+	return String::compose (_("%1 [audio]"), path_summary ());
 }
 
-ContentAudioFrame
-SndfileContent::audio_length () const
+string
+SndfileContent::technical_summary () const
 {
-	/* XXX */
-	return 0;
+	return Content::technical_summary() + " - "
+		+ AudioContent::technical_summary ()
+		+ " - sndfile";
 }
 
-int
-SndfileContent::audio_frame_rate () const
+string
+SndfileContent::information () const
 {
-	/* XXX */
-	return 0;
-}
+	if (_audio_frame_rate == 0) {
+		return "";
+	}
+	
+	stringstream s;
 
-int64_t
-SndfileContent::audio_channel_layout () const
-{
-	/* XXX */
-	return 0;
-}
+	s << String::compose (
+		_("%1 channels, %2kHz, %3 samples"),
+		audio_channels(),
+		content_audio_frame_rate() / 1000.0,
+		audio_length().frames (content_audio_frame_rate ())
+		);
 	
+	return s.str ();
+}
 
 bool
 SndfileContent::valid_file (boost::filesystem::path f)
@@ -55,3 +95,74 @@ SndfileContent::valid_file (boost::filesystem::path f)
 	transform (ext.begin(), ext.end(), ext.begin(), ::tolower);
 	return (ext == ".wav" || ext == ".aif" || ext == ".aiff");
 }
+
+void
+SndfileContent::examine (shared_ptr<Job> job)
+{
+	job->set_progress_unknown ();
+	Content::examine (job);
+
+	SndfileDecoder dec (shared_from_this());
+
+	{
+		boost::mutex::scoped_lock lm (_mutex);
+		_audio_channels = dec.audio_channels ();
+		_audio_length = dec.audio_length ();
+		_audio_frame_rate = dec.audio_frame_rate ();
+	}
+
+	signal_changed (AudioContentProperty::AUDIO_CHANNELS);
+	signal_changed (AudioContentProperty::AUDIO_LENGTH);
+	signal_changed (AudioContentProperty::AUDIO_FRAME_RATE);
+
+	{
+		boost::mutex::scoped_lock lm (_mutex);
+		/* XXX: do this in signal_changed...? */
+		_audio_mapping = AudioMapping (_audio_channels);
+		_audio_mapping.make_default ();
+	}
+	
+	signal_changed (AudioContentProperty::AUDIO_MAPPING);
+}
+
+void
+SndfileContent::as_xml (xmlpp::Node* node) const
+{
+	node->add_child("Type")->add_child_text ("Sndfile");
+	Content::as_xml (node);
+	AudioContent::as_xml (node);
+
+	node->add_child("AudioChannels")->add_child_text (lexical_cast<string> (audio_channels ()));
+	node->add_child("AudioLength")->add_child_text (lexical_cast<string> (audio_length().get ()));
+	node->add_child("AudioFrameRate")->add_child_text (lexical_cast<string> (content_audio_frame_rate ()));
+	_audio_mapping.as_xml (node->add_child("AudioMapping"));
+}
+
+DCPTime
+SndfileContent::full_length () const
+{
+	shared_ptr<const Film> film = _film.lock ();
+	assert (film);
+	return DCPTime (audio_length(), film->active_frame_rate_change (position ()));
+}
+
+int
+SndfileContent::output_audio_frame_rate () const
+{
+	shared_ptr<const Film> film = _film.lock ();
+	assert (film);
+	
+	return film->audio_frame_rate ();
+}
+
+void
+SndfileContent::set_audio_mapping (AudioMapping m)
+{
+	{
+		boost::mutex::scoped_lock lm (_mutex);
+		_audio_mapping = m;
+	}
+
+	signal_changed (AudioContentProperty::AUDIO_MAPPING);
+}
+