Hand-apply bbfb370d7de28ec1e8f307865cc6253bb5d4366e from master; quicker digest calcu...

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

diff --git a/src/lib/sndfile_content.cc b/src/lib/sndfile_content.cc
index 8f5b2890170dc5e1b8dc2879664978d7982ceade..e757c77c5469704e48c386b81199b5532bfc91b2 100644 (file)
--- a/src/lib/sndfile_content.cc
+++ b/src/lib/sndfile_content.cc
@@ -1,41 +1,100 @@
+/*
+    Copyright (C) 2013-2015 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 <dcp/raw_convert.h>
 #include "sndfile_content.h"
+#include "sndfile_decoder.h"
+#include "film.h"
 #include "compose.hpp"
+#include "job.h"
+#include "util.h"
+#include "safe_stringstream.h"
 
 #include "i18n.h"
 
-using namespace std;
+using std::string;
+using std::cout;
+using boost::shared_ptr;
+using dcp::raw_convert;
+
+SndfileContent::SndfileContent (shared_ptr<const Film> f, boost::filesystem::path p)
+       : Content (f, p)
+       , SingleStreamAudioContent (f, p)
+{
+
+}
+
+SndfileContent::SndfileContent (shared_ptr<const Film> f, cxml::ConstNodePtr node, int version)
+       : Content (f, node)
+       , SingleStreamAudioContent (f, node, version)
+{
+       
+}
+
+void
+SndfileContent::as_xml (xmlpp::Node* node) const
+{
+       node->add_child("Type")->add_child_text ("Sndfile");
+       Content::as_xml (node);
+       SingleStreamAudioContent::as_xml (node);
+}
+
 
 string
 SndfileContent::summary () const
 {
-       return String::compose (_("Sound file: %1"), file().filename ());
+       /* Get the string() here so that the name does not have quotes around it */
+       return String::compose (_("%1 [audio]"), path_summary ());
 }
 
-int
-SndfileContent::audio_channels () const
+string
+SndfileContent::technical_summary () const
 {
-       /* XXX */
-       return 0;
+       return Content::technical_summary() + " - "
+               + AudioContent::technical_summary ()
+               + " - sndfile";
 }
 
-ContentAudioFrame
-SndfileContent::audio_length () const
+bool
+SndfileContent::valid_file (boost::filesystem::path f)
 {
-       /* XXX */
-       return 0;
+       /* XXX: more extensions */
+       string ext = f.extension().string();
+       transform (ext.begin(), ext.end(), ext.begin(), ::tolower);
+       return (ext == ".wav" || ext == ".aif" || ext == ".aiff");
 }
 
-int
-SndfileContent::audio_frame_rate () const
+void
+SndfileContent::examine (shared_ptr<Job> job)
 {
-       /* XXX */
-       return 0;
+       job->set_progress_unknown ();
+       Content::examine (job);
+       shared_ptr<AudioExaminer> dec (new SndfileDecoder (shared_from_this()));
+       take_from_audio_examiner (dec);
 }
 
-int64_t
-SndfileContent::audio_channel_layout () const
+DCPTime
+SndfileContent::full_length () const
 {
-       /* XXX */
-       return 0;
+       shared_ptr<const Film> film = _film.lock ();
+       DCPOMATIC_ASSERT (film);
+       return DCPTime (audio_length(), film->active_frame_rate_change (position ()));
 }
-       
+