Hand-apply 6a3cd511559433554ab40ed72ff94b7d8dc2c5bd from master;

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

diff --git a/src/lib/sndfile_content.cc b/src/lib/sndfile_content.cc
index 2d7fa1c1cf9446e0a26cedf13db62bd911cc6df6..cdc9734bffcad0fe1d561ecdd1df6e6c68df19c7 100644 (file)
--- a/src/lib/sndfile_content.cc
+++ b/src/lib/sndfile_content.cc
@@ -18,41 +18,45 @@
 */
 
 #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 std::string;
-using std::stringstream;
 using std::cout;
 using boost::shared_ptr;
-using boost::lexical_cast;
+using dcp::raw_convert;
 
 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)
+       , SingleStreamAudioContent (f, p)
 {
 
 }
 
-SndfileContent::SndfileContent (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node, int version)
+SndfileContent::SndfileContent (shared_ptr<const Film> f, cxml::ConstNodePtr node, int version)
        : Content (f, node)
-       , AudioContent (f, node)
-       , _audio_mapping (node->node_child ("AudioMapping"), version)
+       , SingleStreamAudioContent (f, node, version)
 {
-       _audio_channels = node->number_child<int> ("AudioChannels");
-       _audio_length = ContentTime (node->number_child<int64_t> ("AudioLength"));
-       _audio_frame_rate = node->number_child<int> ("AudioFrameRate");
+       
 }
 
+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
 {
@@ -75,13 +79,13 @@ SndfileContent::information () const
                return "";
        }
        
-       stringstream s;
+       SafeStringStream s;
 
        s << String::compose (
                _("%1 channels, %2kHz, %3 samples"),
                audio_channels(),
-               content_audio_frame_rate() / 1000.0,
-               audio_length().frames (content_audio_frame_rate ())
+               audio_frame_rate() / 1000.0,
+               audio_length().frames (audio_frame_rate ())
                );
        
        return s.str ();
@@ -97,45 +101,12 @@ SndfileContent::valid_file (boost::filesystem::path f)
 }
 
 void
-SndfileContent::examine (shared_ptr<Job> job)
+SndfileContent::examine (shared_ptr<Job> job, bool calculate_digest)
 {
        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"));
+       Content::examine (job, calculate_digest);
+       shared_ptr<AudioExaminer> dec (new SndfileDecoder (shared_from_this()));
+       take_from_audio_examiner (dec);
 }
 
 DCPTime
@@ -146,23 +117,3 @@ SndfileContent::full_length () const
        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);
-}
-