Improve audio mapping handling a bit.

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

diff --git a/src/lib/audio_content.cc b/src/lib/audio_content.cc
index 9968f472561121e833f09392302ede079981575f..fb196c776d4ac82a71d87c290e0aae771f2c8b14 100644 (file)
--- a/src/lib/audio_content.cc
+++ b/src/lib/audio_content.cc
@@ -20,26 +20,76 @@
 #include <libcxml/cxml.h>
 #include "audio_content.h"
 
+using std::string;
 using boost::shared_ptr;
+using boost::lexical_cast;
 
 int const AudioContentProperty::AUDIO_CHANNELS = 200;
 int const AudioContentProperty::AUDIO_LENGTH = 201;
 int const AudioContentProperty::AUDIO_FRAME_RATE = 202;
+int const AudioContentProperty::AUDIO_GAIN = 203;
+int const AudioContentProperty::AUDIO_DELAY = 204;
+int const AudioContentProperty::AUDIO_MAPPING = 205;
 
-AudioContent::AudioContent (boost::filesystem::path f)
-       : Content (f)
+AudioContent::AudioContent (shared_ptr<const Film> f, Time s)
+       : Content (f, s)
+       , _audio_gain (0)
+       , _audio_delay (0)
 {
 
 }
 
-AudioContent::AudioContent (shared_ptr<const cxml::Node> node)
-       : Content (node)
+AudioContent::AudioContent (shared_ptr<const Film> f, boost::filesystem::path p)
+       : Content (f, p)
+       , _audio_gain (0)
+       , _audio_delay (0)
 {
 
 }
 
+AudioContent::AudioContent (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node)
+       : Content (f, node)
+{
+       _audio_gain = node->number_child<float> ("AudioGain");
+       _audio_delay = node->number_child<int> ("AudioDelay");
+}
+
 AudioContent::AudioContent (AudioContent const & o)
        : Content (o)
+       , _audio_gain (o._audio_gain)
+       , _audio_delay (o._audio_delay)
+{
+
+}
+
+void
+AudioContent::as_xml (xmlpp::Node* node) const
 {
+       boost::mutex::scoped_lock lm (_mutex);
+       node->add_child("AudioGain")->add_child_text (lexical_cast<string> (_audio_gain));
+       node->add_child("AudioDelay")->add_child_text (lexical_cast<string> (_audio_delay));
+}
+
 
+void
+AudioContent::set_audio_gain (float g)
+{
+       {
+               boost::mutex::scoped_lock lm (_mutex);
+               _audio_gain = g;
+       }
+       
+       signal_changed (AudioContentProperty::AUDIO_GAIN);
 }
+
+void
+AudioContent::set_audio_delay (int d)
+{
+       {
+               boost::mutex::scoped_lock lm (_mutex);
+               _audio_delay = d;
+       }
+       
+       signal_changed (AudioContentProperty::AUDIO_DELAY);
+}
+