#include <iomanip>
#include <libcxml/cxml.h>
#include <dcp/colour_matrix.h>
+#include <dcp/raw_convert.h>
#include "video_content.h"
#include "video_examiner.h"
#include "compose.hpp"
#include "util.h"
#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::COLOUR_CONVERSION = 5;
using std::string;
-using std::stringstream;
using std::setprecision;
using std::cout;
using std::vector;
+using std::min;
+using std::max;
using boost::shared_ptr;
-using boost::lexical_cast;
using boost::optional;
using boost::dynamic_pointer_cast;
+using dcp::raw_convert;
vector<VideoContentScale> VideoContentScale::_scales;
, _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 ();
}
-VideoContent::VideoContent (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node, int version)
+VideoContent::VideoContent (shared_ptr<const Film> f, cxml::ConstNodePtr node, int version)
: Content (f, node)
{
- _video_length = ContentTime (node->number_child<int64_t> ("VideoLength"));
_video_size.width = node->number_child<int> ("VideoWidth");
_video_size.height = node->number_child<int> ("VideoHeight");
_video_frame_rate = node->number_child<float> ("VideoFrameRate");
+
+ if (version < 32) {
+ /* 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<ContentTime::Type> ("VideoLength"));
+ }
+
_video_frame_type = static_cast<VideoFrameType> (node->number_child<int> ("VideoFrameType"));
_crop.left = node->number_child<int> ("LeftCrop");
_crop.right = node->number_child<int> ("RightCrop");
VideoContent::as_xml (xmlpp::Node* node) const
{
boost::mutex::scoped_lock lm (_mutex);
- node->add_child("VideoLength")->add_child_text (lexical_cast<string> (_video_length.get ()));
- node->add_child("VideoWidth")->add_child_text (lexical_cast<string> (_video_size.width));
- node->add_child("VideoHeight")->add_child_text (lexical_cast<string> (_video_size.height));
- node->add_child("VideoFrameRate")->add_child_text (lexical_cast<string> (_video_frame_rate));
- node->add_child("VideoFrameType")->add_child_text (lexical_cast<string> (static_cast<int> (_video_frame_type)));
- node->add_child("LeftCrop")->add_child_text (boost::lexical_cast<string> (_crop.left));
- node->add_child("RightCrop")->add_child_text (boost::lexical_cast<string> (_crop.right));
- node->add_child("TopCrop")->add_child_text (boost::lexical_cast<string> (_crop.top));
- node->add_child("BottomCrop")->add_child_text (boost::lexical_cast<string> (_crop.bottom));
+ node->add_child("VideoLength")->add_child_text (raw_convert<string> (_video_length.get ()));
+ node->add_child("VideoWidth")->add_child_text (raw_convert<string> (_video_size.width));
+ node->add_child("VideoHeight")->add_child_text (raw_convert<string> (_video_size.height));
+ node->add_child("VideoFrameRate")->add_child_text (raw_convert<string> (_video_frame_rate));
+ node->add_child("VideoFrameType")->add_child_text (raw_convert<string> (static_cast<int> (_video_frame_type)));
+ _crop.as_xml (node);
_scale.as_xml (node->add_child("Scale"));
_colour_conversion.as_xml (node->add_child("ColourConversion"));
}
/* 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
switch (video_frame_type ()) {
case VIDEO_FRAME_TYPE_2D:
case VIDEO_FRAME_TYPE_3D_ALTERNATE:
+ case VIDEO_FRAME_TYPE_3D_LEFT:
+ case VIDEO_FRAME_TYPE_3D_RIGHT:
return s;
case VIDEO_FRAME_TYPE_3D_LEFT_RIGHT:
return dcp::Size (s.width / 2, s.height);
return ContentTime (t, FrameRateChange (video_frame_rate(), film->video_frame_rate()));
}
+void
+VideoContent::scale_and_crop_to_fit_width ()
+{
+ shared_ptr<const Film> film = _film.lock ();
+ assert (film);
+
+ set_scale (VideoContentScale (film->container ()));
+
+ int const crop = max (0, int (video_size().height - double (film->frame_size().height) * video_size().width / film->frame_size().width));
+ set_top_crop (crop / 2);
+ set_bottom_crop (crop / 2);
+}
+
+void
+VideoContent::scale_and_crop_to_fit_height ()
+{
+ shared_ptr<const Film> film = _film.lock ();
+ assert (film);
+
+ set_scale (VideoContentScale (film->container ()));
+
+ int const crop = max (0, int (video_size().width - double (film->frame_size().width) * video_size().height / film->frame_size().height));
+ set_left_crop (crop / 2);
+ set_right_crop (crop / 2);
+}
+
+void
+VideoContent::set_video_frame_rate (float r)
+{
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ if (_video_frame_rate == r) {
+ return;
+ }
+
+ _video_frame_rate = r;
+ }
+
+ signal_changed (VideoContentProperty::VIDEO_FRAME_RATE);
+}
+
VideoContentScale::VideoContentScale (Ratio const * r)
: _ratio (r)
, _scale (true)
}
-VideoContentScale::VideoContentScale (shared_ptr<cxml::Node> node)
+VideoContentScale::VideoContentScale (cxml::NodePtr node)
: _ratio (0)
, _scale (true)
{
string
VideoContentScale::id () const
{
- stringstream s;
+ SafeStringStream s;
if (_ratio) {
s << _ratio->id () << "_";
* @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
+VideoContentScale::size (shared_ptr<const VideoContent> c, dcp::Size display_container, dcp::Size film_container, int round) const
{
if (_ratio) {
- return fit_ratio_within (_ratio->ratio (), display_container);
+ return fit_ratio_within (_ratio->ratio (), display_container, round);
}
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);
+ return fit_ratio_within (ac.ratio (), display_container, 1);
}
/* 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
+ round_to (c->video_size().width * float(display_container.width) / film_container.width, round),
+ round_to (c->video_size().height * float(display_container.height) / film_container.height, round)
);
}