diff options
Diffstat (limited to 'src/lib/playlist.cc')
| -rw-r--r-- | src/lib/playlist.cc | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/lib/playlist.cc b/src/lib/playlist.cc index f346cb6e0..58086d02b 100644 --- a/src/lib/playlist.cc +++ b/src/lib/playlist.cc @@ -18,6 +18,7 @@ */ #include <boost/shared_ptr.hpp> +#include <boost/lexical_cast.hpp> #include "playlist.h" #include "sndfile_content.h" #include "sndfile_decoder.h" @@ -32,9 +33,11 @@ using std::cout; using std::vector; using std::min; using std::max; +using std::string; using boost::shared_ptr; using boost::weak_ptr; using boost::dynamic_pointer_cast; +using boost::lexical_cast; Playlist::Playlist () : _audio_from (AUDIO_FFMPEG) @@ -251,3 +254,44 @@ Playlist::default_audio_mapping () const return m; } + +string +Playlist::audio_digest () const +{ + string t; + + switch (_audio_from) { + case AUDIO_FFMPEG: + for (list<shared_ptr<const VideoContent> >::const_iterator i = _video.begin(); i != _video.end(); ++i) { + shared_ptr<const FFmpegContent> fc = dynamic_pointer_cast<const FFmpegContent> (*i); + if (fc) { + t += (*i)->digest (); + t += lexical_cast<string> (fc->audio_stream()->id); + } + } + break; + case AUDIO_SNDFILE: + for (list<shared_ptr<const SndfileContent> >::const_iterator i = _sndfile.begin(); i != _sndfile.end(); ++i) { + t += (*i)->digest (); + } + break; + } + + return md5_digest (t.c_str(), t.length()); +} + +string +Playlist::video_digest () const +{ + string t; + + for (list<shared_ptr<const VideoContent> >::const_iterator i = _video.begin(); i != _video.end(); ++i) { + t += (*i)->digest (); + shared_ptr<const FFmpegContent> fc = dynamic_pointer_cast<const FFmpegContent> (*i); + if (fc) { + t += fc->subtitle_stream()->id; + } + } + + return md5_digest (t.c_str(), t.length()); +} |