#include "film.h"
#include "exceptions.h"
#include "frame_rate_change.h"
+#include "log.h"
+#include "safe_stringstream.h"
#include "i18n.h"
+#define LOG_GENERAL(...) film->log()->log (String::compose (__VA_ARGS__), Log::TYPE_GENERAL);
+
int const VideoContentProperty::VIDEO_SIZE = 0;
int const VideoContentProperty::VIDEO_FRAME_RATE = 1;
int const VideoContentProperty::VIDEO_FRAME_TYPE = 2;
int const VideoContentProperty::VIDEO_CROP = 3;
int const VideoContentProperty::VIDEO_SCALE = 4;
int const VideoContentProperty::COLOUR_CONVERSION = 5;
+int const VideoContentProperty::VIDEO_FADE_IN = 6;
+int const VideoContentProperty::VIDEO_FADE_OUT = 7;
using std::string;
-using std::stringstream;
using std::setprecision;
using std::cout;
using std::vector;
using boost::dynamic_pointer_cast;
using dcp::raw_convert;
-vector<VideoContentScale> VideoContentScale::_scales;
-
VideoContent::VideoContent (shared_ptr<const Film> f)
: Content (f)
, _video_length (0)
, _video_frame_rate (0)
, _video_frame_type (VIDEO_FRAME_TYPE_2D)
- , _scale (Ratio::from_id ("185"))
+ , _scale (Config::instance()->default_scale ())
{
setup_default_colour_conversion ();
}
, _video_length (len)
, _video_frame_rate (0)
, _video_frame_type (VIDEO_FRAME_TYPE_2D)
- , _scale (Ratio::from_id ("185"))
+ , _scale (Config::instance()->default_scale ())
{
setup_default_colour_conversion ();
}
, _video_length (0)
, _video_frame_rate (0)
, _video_frame_type (VIDEO_FRAME_TYPE_2D)
- , _scale (Ratio::from_id ("185"))
+ , _scale (Config::instance()->default_scale ())
{
setup_default_colour_conversion ();
}
/* DCP-o-matic 1.0 branch */
_video_length = ContentTime::from_frames (node->number_child<int64_t> ("VideoLength"), _video_frame_rate);
} else {
- _video_length = ContentTime (node->number_child<int64_t> ("VideoLength"));
+ _video_length = ContentTime (node->number_child<ContentTime::Type> ("VideoLength"));
}
_video_frame_type = static_cast<VideoFrameType> (node->number_child<int> ("VideoFrameType"));
}
_colour_conversion = ColourConversion (node->node_child ("ColourConversion"));
+ if (version >= 32) {
+ _fade_in = ContentTime (node->number_child<int64_t> ("FadeIn"));
+ _fade_out = ContentTime (node->number_child<int64_t> ("FadeOut"));
+ }
}
VideoContent::VideoContent (shared_ptr<const Film> f, vector<shared_ptr<Content> > c)
throw JoinError (_("Content to be joined must have the same colour conversion."));
}
+ if (vc->fade_in() != ref->fade_in() || vc->fade_out() != ref->fade_out()) {
+ throw JoinError (_("Content to be joined must have the same fades."));
+ }
+
_video_length += vc->video_length ();
}
_crop = ref->crop ();
_scale = ref->scale ();
_colour_conversion = ref->colour_conversion ();
+ _fade_in = ref->fade_in ();
+ _fade_out = ref->fade_out ();
}
void
_crop.as_xml (node);
_scale.as_xml (node->add_child("Scale"));
_colour_conversion.as_xml (node->add_child("ColourConversion"));
+ node->add_child("FadeIn")->add_child_text (raw_convert<string> (_fade_in.get ()));
+ node->add_child("FadeOut")->add_child_text (raw_convert<string> (_fade_out.get ()));
}
void
/* These examiner calls could call other content methods which take a lock on the mutex */
dcp::Size const vs = d->video_size ();
float const vfr = d->video_frame_rate ();
-
+ ContentTime vl = d->video_length ();
+
{
boost::mutex::scoped_lock lm (_mutex);
_video_size = vs;
_video_frame_rate = vfr;
+ _video_length = vl;
}
+
+ shared_ptr<const Film> film = _film.lock ();
+ assert (film);
+ LOG_GENERAL ("Video length obtained from header as %1 frames", _video_length.frames (_video_frame_rate));
signal_changed (VideoContentProperty::VIDEO_SIZE);
signal_changed (VideoContentProperty::VIDEO_FRAME_RATE);
+ signal_changed (ContentProperty::LENGTH);
}
return "";
}
- stringstream s;
+ SafeStringStream s;
s << String::compose (
_("%1x%2 pixels (%3:1)"),
string
VideoContent::identifier () const
{
- stringstream s;
+ SafeStringStream s;
s << Content::identifier()
<< "_" << crop().left
<< "_" << crop().right
signal_changed (VideoContentProperty::COLOUR_CONVERSION);
}
+void
+VideoContent::set_fade_in (ContentTime t)
+{
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ _fade_in = t;
+ }
+
+ signal_changed (VideoContentProperty::VIDEO_FADE_IN);
+}
+
+void
+VideoContent::set_fade_out (ContentTime t)
+{
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ _fade_out = t;
+ }
+
+ signal_changed (VideoContentProperty::VIDEO_FADE_OUT);
+}
+
/** @return Video size after 3D split and crop */
dcp::Size
VideoContent::video_size_after_crop () const
signal_changed (VideoContentProperty::VIDEO_FRAME_RATE);
}
-VideoContentScale::VideoContentScale (Ratio const * r)
- : _ratio (r)
- , _scale (true)
-{
-
-}
-
-VideoContentScale::VideoContentScale ()
- : _ratio (0)
- , _scale (false)
-{
-
-}
-
-VideoContentScale::VideoContentScale (bool scale)
- : _ratio (0)
- , _scale (scale)
-{
-
-}
-
-VideoContentScale::VideoContentScale (cxml::NodePtr node)
- : _ratio (0)
- , _scale (true)
+optional<float>
+VideoContent::fade (VideoFrame f) const
{
- optional<string> r = node->optional_string_child ("Ratio");
- if (r) {
- _ratio = Ratio::from_id (r.get ());
- } else {
- _scale = node->bool_child ("Scale");
- }
-}
-
-void
-VideoContentScale::as_xml (xmlpp::Node* node) const
-{
- if (_ratio) {
- node->add_child("Ratio")->add_child_text (_ratio->id ());
- } else {
- node->add_child("Scale")->add_child_text (_scale ? "1" : "0");
- }
-}
-
-string
-VideoContentScale::id () const
-{
- stringstream s;
-
- if (_ratio) {
- s << _ratio->id () << "_";
- } else {
- s << (_scale ? "S1" : "S0");
- }
+ assert (f >= 0);
- return s.str ();
-}
-
-string
-VideoContentScale::name () const
-{
- if (_ratio) {
- return _ratio->nickname ();
- }
-
- if (_scale) {
- return _("No stretch");
- }
-
- return _("No scale");
-}
-
-/** @param display_container Size of the container that we are displaying this content in.
- * @param film_container The size of the film's image.
- */
-dcp::Size
-VideoContentScale::size (shared_ptr<const VideoContent> c, dcp::Size display_container, dcp::Size film_container) const
-{
- if (_ratio) {
- return fit_ratio_within (_ratio->ratio (), display_container);
+ if (f < fade_in().frames (video_frame_rate ())) {
+ return float (f) / _fade_in.frames (video_frame_rate ());
}
- dcp::Size const ac = c->video_size_after_crop ();
-
- /* Force scale if the film_container is smaller than the content's image */
- if (_scale || film_container.width < ac.width || film_container.height < ac.height) {
- return fit_ratio_within (ac.ratio (), display_container);
- }
-
- /* Scale the image so that it will be in the right place in film_container, even if display_container is a
- different size.
- */
- return dcp::Size (
- c->video_size().width * float(display_container.width) / film_container.width,
- c->video_size().height * float(display_container.height) / film_container.height
- );
-}
-
-void
-VideoContentScale::setup_scales ()
-{
- vector<Ratio const *> ratios = Ratio::all ();
- for (vector<Ratio const *>::const_iterator i = ratios.begin(); i != ratios.end(); ++i) {
- _scales.push_back (VideoContentScale (*i));
+ VideoFrame fade_out_start = ContentTime (video_length() - fade_out()).frames (video_frame_rate ());
+ if (f >= fade_out_start) {
+ return 1 - float (f - fade_out_start) / fade_out().frames (video_frame_rate ());
}
- _scales.push_back (VideoContentScale (true));
- _scales.push_back (VideoContentScale (false));
-}
-
-bool
-operator== (VideoContentScale const & a, VideoContentScale const & b)
-{
- return (a.ratio() == b.ratio() && a.scale() == b.scale());
-}
-
-bool
-operator!= (VideoContentScale const & a, VideoContentScale const & b)
-{
- return (a.ratio() != b.ratio() || a.scale() != b.scale());
+ return optional<float> ();
}