/*
Copyright (C) 2013-2016 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
- This program is distributed in the hope that it will be useful,
+ DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include "i18n.h"
-#define LOG_GENERAL(...) film->log()->log (String::compose (__VA_ARGS__), LogEntry::TYPE_GENERAL);
+#define LOG_GENERAL(...) _parent->film()->log()->log (String::compose (__VA_ARGS__), LogEntry::TYPE_GENERAL);
int const VideoContentProperty::SIZE = 0;
-int const VideoContentProperty::FRAME_RATE = 1;
-int const VideoContentProperty::FRAME_TYPE = 2;
-int const VideoContentProperty::CROP = 3;
-int const VideoContentProperty::SCALE = 4;
-int const VideoContentProperty::COLOUR_CONVERSION = 5;
-int const VideoContentProperty::FADE_IN = 6;
-int const VideoContentProperty::FADE_OUT = 7;
+int const VideoContentProperty::FRAME_TYPE = 1;
+int const VideoContentProperty::CROP = 2;
+int const VideoContentProperty::SCALE = 3;
+int const VideoContentProperty::COLOUR_CONVERSION = 4;
+int const VideoContentProperty::FADE_IN = 5;
+int const VideoContentProperty::FADE_OUT = 6;
using std::string;
using std::setprecision;
using boost::optional;
using boost::dynamic_pointer_cast;
-VideoContent::VideoContent (Content* parent, shared_ptr<const Film> film)
- : ContentPart (parent, film)
+VideoContent::VideoContent (Content* parent)
+ : ContentPart (parent)
, _length (0)
, _frame_type (VIDEO_FRAME_TYPE_2D)
, _scale (VideoContentScale (Ratio::from_id ("178")))
}
-VideoContent::VideoContent (Content* parent, shared_ptr<const Film> film, cxml::ConstNodePtr node, int version)
- : ContentPart (parent, film)
+shared_ptr<VideoContent>
+VideoContent::from_xml (Content* parent, cxml::ConstNodePtr node, int version)
+{
+ if (!node->optional_number_child<int> ("VideoWidth")) {
+ return shared_ptr<VideoContent> ();
+ }
+
+ return shared_ptr<VideoContent> (new VideoContent (parent, node, version));
+}
+
+VideoContent::VideoContent (Content* parent, cxml::ConstNodePtr node, int version)
+ : ContentPart (parent)
{
_size.width = node->number_child<int> ("VideoWidth");
_size.height = node->number_child<int> ("VideoHeight");
- _frame_rate = node->optional_number_child<double> ("VideoFrameRate");
+
+ /* Backwards compatibility */
+ optional<double> r = node->optional_number_child<double>("VideoFrameRate");
+ if (r) {
+ _parent->set_video_frame_rate (r.get ());
+ }
+
_length = node->number_child<Frame> ("VideoLength");
- _frame_type = static_cast<VideoFrameType> (node->number_child<int> ("VideoFrameType"));
+
+ if (version <= 34) {
+ /* Snapshot of the VideoFrameType enum at version 34 */
+ switch (node->number_child<int> ("VideoFrameType")) {
+ case 0:
+ _frame_type = VIDEO_FRAME_TYPE_2D;
+ break;
+ case 1:
+ _frame_type = VIDEO_FRAME_TYPE_3D_LEFT_RIGHT;
+ break;
+ case 2:
+ _frame_type = VIDEO_FRAME_TYPE_3D_TOP_BOTTOM;
+ break;
+ case 3:
+ _frame_type = VIDEO_FRAME_TYPE_3D_ALTERNATE;
+ break;
+ case 4:
+ _frame_type = VIDEO_FRAME_TYPE_3D_LEFT;
+ break;
+ case 5:
+ _frame_type = VIDEO_FRAME_TYPE_3D_RIGHT;
+ break;
+ }
+ } else {
+ _frame_type = string_to_video_frame_type (node->string_child ("VideoFrameType"));
+ }
+
_sample_aspect_ratio = node->optional_number_child<double> ("SampleAspectRatio");
_crop.left = node->number_child<int> ("LeftCrop");
_crop.right = node->number_child<int> ("RightCrop");
}
}
-VideoContent::VideoContent (Content* parent, shared_ptr<const Film> film, vector<shared_ptr<Content> > c)
- : ContentPart (parent, film)
+VideoContent::VideoContent (Content* parent, vector<shared_ptr<Content> > c)
+ : ContentPart (parent)
, _length (0)
, _yuv (false)
{
throw JoinError (_("Content to be joined must have the same picture size."));
}
- if (c[i]->video->frame_rate() != ref->frame_rate()) {
- throw JoinError (_("Content to be joined must have the same video frame rate."));
- }
-
if (c[i]->video->frame_type() != ref->frame_type()) {
throw JoinError (_("Content to be joined must have the same video frame type."));
}
}
_size = ref->size ();
- _frame_rate = ref->frame_rate ();
_frame_type = ref->frame_type ();
_crop = ref->crop ();
_scale = ref->scale ();
node->add_child("VideoLength")->add_child_text (raw_convert<string> (_length));
node->add_child("VideoWidth")->add_child_text (raw_convert<string> (_size.width));
node->add_child("VideoHeight")->add_child_text (raw_convert<string> (_size.height));
- if (_frame_rate) {
- node->add_child("VideoFrameRate")->add_child_text (raw_convert<string> (_frame_rate.get()));
- }
- node->add_child("VideoFrameType")->add_child_text (raw_convert<string> (static_cast<int> (_frame_type)));
+ node->add_child("VideoFrameType")->add_child_text (video_frame_type_to_string (_frame_type));
if (_sample_aspect_ratio) {
node->add_child("SampleAspectRatio")->add_child_text (raw_convert<string> (_sample_aspect_ratio.get ()));
}
{
/* These examiner calls could call other content methods which take a lock on the mutex */
dcp::Size const vs = d->video_size ();
- optional<double> const vfr = d->video_frame_rate ();
Frame vl = d->video_length ();
optional<double> const ar = d->sample_aspect_ratio ();
bool const yuv = d->yuv ();
{
boost::mutex::scoped_lock lm (_mutex);
_size = vs;
- _frame_rate = vfr;
_length = vl;
_sample_aspect_ratio = ar;
_yuv = yuv;
);
}
- shared_ptr<const Film> film = _film.lock ();
- DCPOMATIC_ASSERT (film);
LOG_GENERAL ("Video length obtained from header as %1 frames", _length);
+ if (d->video_frame_rate()) {
+ _parent->set_video_frame_rate (d->video_frame_rate().get());
+ }
+
_parent->signal_changed (VideoContentProperty::SIZE);
- _parent->signal_changed (VideoContentProperty::FRAME_RATE);
_parent->signal_changed (VideoContentProperty::SCALE);
_parent->signal_changed (ContentProperty::LENGTH);
}
VideoContent::technical_summary () const
{
string s = String::compose (
- N_("video: length %1 frames, size %2x%3, rate %4"),
+ N_("video: length %1 frames, size %2x%3"),
length_after_3d_combine(),
size().width,
- size().height,
- frame_rate()
+ size().height
);
if (sample_aspect_ratio ()) {
dcp::Size const s = size ();
switch (frame_type ()) {
case VIDEO_FRAME_TYPE_2D:
+ case VIDEO_FRAME_TYPE_3D:
case VIDEO_FRAME_TYPE_3D_ALTERNATE:
case VIDEO_FRAME_TYPE_3D_LEFT:
case VIDEO_FRAME_TYPE_3D_RIGHT:
void
VideoContent::scale_and_crop_to_fit_width ()
{
- shared_ptr<const Film> film = _film.lock ();
- DCPOMATIC_ASSERT (film);
+ shared_ptr<const Film> film = _parent->film ();
set_scale (VideoContentScale (film->container ()));
int const crop = max (0, int (size().height - double (film->frame_size().height) * size().width / film->frame_size().width));
void
VideoContent::scale_and_crop_to_fit_height ()
{
- shared_ptr<const Film> film = _film.lock ();
- DCPOMATIC_ASSERT (film);
+ shared_ptr<const Film> film = _parent->film ();
set_scale (VideoContentScale (film->container ()));
int const crop = max (0, int (size().width - double (film->frame_size().width) * size().height / film->frame_size().height));
{
DCPOMATIC_ASSERT (f >= 0);
- Frame const ts = _parent->trim_start().frames_round(frame_rate());
+ shared_ptr<const Film> film = _parent->film ();
+
+ double const vfr = _parent->active_video_frame_rate ();
+
+ Frame const ts = _parent->trim_start().frames_round(vfr);
if ((f - ts) < fade_in()) {
return double (f - ts) / fade_in();
}
- Frame fade_out_start = length() - _parent->trim_end().frames_round(frame_rate()) - fade_out();
+ Frame fade_out_start = length() - _parent->trim_end().frames_round(vfr) - fade_out();
if (f >= fade_out_start) {
return 1 - double (f - fade_out_start) / fade_out();
}
d << " (" << fixed << setprecision(2) << cropped.ratio () << ":1)\n";
}
- shared_ptr<const Film> film = _film.lock ();
- DCPOMATIC_ASSERT (film);
+ shared_ptr<const Film> film = _parent->film ();
dcp::Size const container_size = film->frame_size ();
dcp::Size const scaled = scale().size (shared_from_this(), container_size, container_size);
d << " (" << fixed << setprecision(2) << container_size.ratio () << ":1)\n";
}
- d << _("Content frame rate");
- d << " " << fixed << setprecision(4) << frame_rate() << "\n";
+ if (_parent->video_frame_rate()) {
+ double const vfr = _parent->video_frame_rate().get ();
+
+ d << _("Content frame rate");
+ d << " " << fixed << setprecision(4) << vfr << "\n";
- FrameRateChange frc (frame_rate(), film->video_frame_rate ());
- d << frc.description () << "\n";
+ FrameRateChange frc (vfr, film->video_frame_rate ());
+ d << frc.description () << "\n";
+ }
return d.str ();
}
void
VideoContent::add_properties (list<UserProperty>& p) const
{
- p.push_back (UserProperty (_("Video"), _("Length"), raw_convert<string> (length ()), _("video frames")));
- p.push_back (UserProperty (_("Video"), _("Size"), raw_convert<string> (size().width) + "x" + raw_convert<string> (size().height)));
- p.push_back (UserProperty (_("Video"), _("Frame rate"), raw_convert<string> (frame_rate(), 5), _("frames per second")));
-}
-
-double
-VideoContent::frame_rate () const
-{
- boost::mutex::scoped_lock lm (_mutex);
- shared_ptr<const Film> film = _film.lock ();
- DCPOMATIC_ASSERT (film);
- return _frame_rate.get_value_or (film->video_frame_rate ());
+ p.push_back (UserProperty (UserProperty::VIDEO, _("Length"), raw_convert<string> (length ()), _("video frames")));
+ p.push_back (UserProperty (UserProperty::VIDEO, _("Size"), raw_convert<string> (size().width) + "x" + raw_convert<string> (size().height)));
}
void
maybe_set (_scale, s, VideoContentProperty::SCALE);
}
-void
-VideoContent::set_frame_rate (double r)
-{
- maybe_set (_frame_rate, r, VideoContentProperty::FRAME_RATE);
-}
-
void
VideoContent::set_frame_type (VideoFrameType t)
{