Some basics of AudioMapping.

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

diff --git a/src/lib/ffmpeg_content.cc b/src/lib/ffmpeg_content.cc
index f0df1519393e96c423fa1f935b1357e6fe5cf7d9..d730f3ecbc6057c4a65a660f962b8d3bbf590c52 100644 (file)
--- a/src/lib/ffmpeg_content.cc
+++ b/src/lib/ffmpeg_content.cc
@@ -1,3 +1,5 @@
+/* -*- c-basic-offset: 8; default-tab-width: 8; -*- */
+
 /*
     Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
 
@@ -88,6 +90,7 @@ FFmpegContent::as_xml (xmlpp::Node* node) const
        node->add_child("Type")->add_child_text ("FFmpeg");
        Content::as_xml (node);
        VideoContent::as_xml (node);
+       AudioContent::as_xml (node);
 
        boost::mutex::scoped_lock lm (_mutex);
 
@@ -263,6 +266,7 @@ operator== (FFmpegAudioStream const & a, FFmpegAudioStream const & b)
 }
 
 FFmpegAudioStream::FFmpegAudioStream (shared_ptr<const cxml::Node> node)
+       : mapping (node->node_child ("Mapping"))
 {
        name = node->string_child ("Name");
        id = node->number_child<int> ("Id");
@@ -277,6 +281,7 @@ FFmpegAudioStream::as_xml (xmlpp::Node* root) const
        root->add_child("Id")->add_child_text (lexical_cast<string> (id));
        root->add_child("FrameRate")->add_child_text (lexical_cast<string> (frame_rate));
        root->add_child("Channels")->add_child_text (lexical_cast<string> (channels));
+       mapping.as_xml (root->add_child("Mapping"));
 }
 
 /** Construct a SubtitleStream from a value returned from to_string().
@@ -308,3 +313,13 @@ FFmpegContent::length (shared_ptr<const Film> film) const
        FrameRateConversion frc (video_frame_rate (), film->dcp_video_frame_rate ());
        return video_length() * frc.factor() * TIME_HZ / film->dcp_video_frame_rate ();
 }
+
+AudioMapping
+FFmpegContent::audio_mapping () const
+{
+       if (!_audio_stream) {
+               return AudioMapping ();
+       }
+       
+       return _audio_stream->mapping;
+}