#include "ffmpeg_content.h"
#include "imagemagick_decoder.h"
#include "imagemagick_content.h"
+#include "content_factory.h"
#include "job.h"
#include "config.h"
#include "util.h"
using boost::lexical_cast;
Playlist::Playlist ()
- : _loop (1)
- , _sequence_video (true)
+ : _sequence_video (true)
, _sequencing_video (false)
{
}
-Playlist::Playlist (shared_ptr<const Playlist> other)
- : _loop (other->_loop)
-{
- for (ContentList::const_iterator i = other->_content.begin(); i != other->_content.end(); ++i) {
- _content.push_back ((*i)->clone ());
- }
-}
-
Playlist::~Playlist ()
{
_content.clear ();
}
void
-Playlist::content_changed (weak_ptr<Content> c, int p)
+Playlist::content_changed (weak_ptr<Content> content, int property, bool frequent)
{
- if (p == ContentProperty::LENGTH && _sequence_video && !_sequencing_video) {
- _sequencing_video = true;
-
- ContentList cl = _content;
- sort (cl.begin(), cl.end(), ContentSorter ());
- Time last = 0;
- for (ContentList::iterator i = cl.begin(); i != cl.end(); ++i) {
- if (!dynamic_pointer_cast<VideoContent> (*i)) {
- continue;
- }
-
- (*i)->set_start (last);
- last = (*i)->end ();
- }
-
- _sequencing_video = false;
+ if (property == ContentProperty::LENGTH) {
+ maybe_sequence_video ();
}
- ContentChanged (c, p);
+ ContentChanged (content, property, frequent);
}
-string
-Playlist::audio_digest () const
+
+void
+Playlist::maybe_sequence_video ()
{
- string t;
+ if (!_sequence_video || _sequencing_video) {
+ return;
+ }
- for (ContentList::const_iterator i = _content.begin(); i != _content.end(); ++i) {
- if (!dynamic_pointer_cast<const AudioContent> (*i)) {
+ _sequencing_video = true;
+
+ ContentList cl = _content;
+ sort (cl.begin(), cl.end(), ContentSorter ());
+ Time last = 0;
+ for (ContentList::iterator i = cl.begin(); i != cl.end(); ++i) {
+ if (!dynamic_pointer_cast<VideoContent> (*i)) {
continue;
}
- t += (*i)->digest ();
-
- shared_ptr<const FFmpegContent> fc = dynamic_pointer_cast<const FFmpegContent> (*i);
- if (fc) {
- t += lexical_cast<string> (fc->audio_stream()->id);
- }
+ (*i)->set_start (last);
+ last = (*i)->end ();
}
-
- t += lexical_cast<string> (_loop);
-
- return md5_digest (t.c_str(), t.length());
+
+ _sequencing_video = false;
}
string
-Playlist::video_digest () const
+Playlist::video_identifier () const
{
string t;
for (ContentList::const_iterator i = _content.begin(); i != _content.end(); ++i) {
- if (!dynamic_pointer_cast<const VideoContent> (*i)) {
- continue;
- }
-
- t += (*i)->digest ();
- shared_ptr<const FFmpegContent> fc = dynamic_pointer_cast<const FFmpegContent> (*i);
- if (fc && fc->subtitle_stream()) {
- t += fc->subtitle_stream()->id;
+ shared_ptr<const VideoContent> vc = dynamic_pointer_cast<const VideoContent> (*i);
+ if (vc) {
+ t += vc->identifier ();
}
}
- t += lexical_cast<string> (_loop);
-
return md5_digest (t.c_str(), t.length());
}
{
list<shared_ptr<cxml::Node> > c = node->node_children ("Content");
for (list<shared_ptr<cxml::Node> >::iterator i = c.begin(); i != c.end(); ++i) {
- string const type = (*i)->string_child ("Type");
-
- boost::shared_ptr<Content> content;
-
- if (type == "FFmpeg") {
- content.reset (new FFmpegContent (film, *i));
- } else if (type == "ImageMagick") {
- content.reset (new ImageMagickContent (film, *i));
- } else if (type == "Sndfile") {
- content.reset (new SndfileContent (film, *i));
- }
-
- _content.push_back (content);
+ _content.push_back (content_factory (film, *i));
}
reconnect ();
- _loop = node->number_child<int> ("Loop");
_sequence_video = node->bool_child ("SequenceVideo");
}
(*i)->as_xml (node->add_child ("Content"));
}
- node->add_child("Loop")->add_child_text(lexical_cast<string> (_loop));
node->add_child("SequenceVideo")->add_child_text(_sequence_video ? "1" : "0");
}
}
}
-void
-Playlist::set_loop (int l)
-{
- _loop = l;
- Changed ();
-}
-
bool
Playlist::has_subtitles () const
{
candidates.push_back (FrameRateCandidate (float (*i) * 2, *i));
}
- /* Pick the best one, bailing early if we hit an exact match */
+ /* Pick the best one */
float error = std::numeric_limits<float>::max ();
optional<FrameRateCandidate> best;
list<FrameRateCandidate>::iterator i = candidates.begin();
while (i != candidates.end()) {
- float this_error = std::numeric_limits<float>::max ();
+ float this_error = 0;
for (ContentList::const_iterator j = _content.begin(); j != _content.end(); ++j) {
shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> (*j);
if (!vc) {
continue;
}
- this_error += fabs (i->source - vc->video_frame_rate ());
+ /* Use the largest difference between DCP and source as the "error" */
+ this_error = max (this_error, float (fabs (i->source - vc->video_frame_rate ())));
}
if (this_error < error) {
_content_connections.clear ();
for (ContentList::iterator i = _content.begin(); i != _content.end(); ++i) {
- _content_connections.push_back ((*i)->Changed.connect (bind (&Playlist::content_changed, this, _1, _2)));
+ _content_connections.push_back ((*i)->Changed.connect (bind (&Playlist::content_changed, this, _1, _2, _3)));
}
}
{
return a->start() < b->start();
}
+
+/** @return content in an undefined order */
+Playlist::ContentList
+Playlist::content () const
+{
+ return _content;
+}
+
+void
+Playlist::repeat (shared_ptr<Content> c, int n)
+{
+ Time pos = c->end ();
+ for (int i = 0; i < n; ++i) {
+ shared_ptr<Content> copy = c->clone ();
+ copy->set_start (pos);
+ _content.push_back (copy);
+ pos = copy->end ();
+ }
+
+ reconnect ();
+ Changed ();
+}