/*
- Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2021 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 "video_content.h"
+#include "content.h"
#include "video_examiner.h"
#include "compose.hpp"
#include "ratio.h"
#include "exceptions.h"
#include "frame_rate_change.h"
#include "log.h"
-#include "safe_stringstream.h"
-#include "raw_convert.h"
+#include "dcpomatic_log.h"
+#include <dcp/raw_convert.h>
#include <libcxml/cxml.h>
-#include <dcp/colour_matrix.h>
+#include <libxml++/libxml++.h>
#include <iomanip>
+#include <iostream>
#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::USE = 0;
+int const VideoContentProperty::SIZE = 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::VIDEO_FADE_IN = 6;
-int const VideoContentProperty::VIDEO_FADE_OUT = 7;
+int const VideoContentProperty::FADE_IN = 6;
+int const VideoContentProperty::FADE_OUT = 7;
+int const VideoContentProperty::RANGE = 8;
+int const VideoContentProperty::CUSTOM_RATIO = 9;
+int const VideoContentProperty::CUSTOM_SIZE = 10;
using std::string;
using std::setprecision;
using std::vector;
using std::min;
using std::max;
-using std::stringstream;
using std::fixed;
using std::setprecision;
-using boost::shared_ptr;
+using std::list;
+using std::pair;
+using std::shared_ptr;
+using std::make_shared;
using boost::optional;
-using boost::dynamic_pointer_cast;
-
-VideoContent::VideoContent (shared_ptr<const Film> film)
- : Content (film)
- , _video_length (0)
- , _video_frame_rate (0)
- , _video_frame_type (VIDEO_FRAME_TYPE_2D)
- , _scale (VideoContentScale (Ratio::from_id ("178")))
+using std::dynamic_pointer_cast;
+using dcp::raw_convert;
+using namespace dcpomatic;
+
+VideoContent::VideoContent (Content* parent)
+ : ContentPart (parent)
+ , _use (true)
+ , _length (0)
+ , _frame_type (VideoFrameType::TWO_D)
+ , _yuv (true)
, _fade_in (0)
, _fade_out (0)
+ , _range (VideoRange::FULL)
{
- set_default_colour_conversion ();
-}
-VideoContent::VideoContent (shared_ptr<const Film> film, DCPTime s, Frame len)
- : Content (film, s)
- , _video_length (len)
- , _video_frame_rate (0)
- , _video_frame_type (VIDEO_FRAME_TYPE_2D)
- , _scale (VideoContentScale (Ratio::from_id ("178")))
- , _fade_in (0)
- , _fade_out (0)
-{
- set_default_colour_conversion ();
}
-VideoContent::VideoContent (shared_ptr<const Film> film, boost::filesystem::path p)
- : Content (film, p)
- , _video_length (0)
- , _video_frame_rate (0)
- , _video_frame_type (VIDEO_FRAME_TYPE_2D)
- , _scale (VideoContentScale (Ratio::from_id ("178")))
- , _fade_in (0)
- , _fade_out (0)
+shared_ptr<VideoContent>
+VideoContent::from_xml (Content* parent, cxml::ConstNodePtr node, int version)
{
- set_default_colour_conversion ();
+ if (!node->optional_number_child<int> ("VideoWidth")) {
+ return {};
+ }
+
+ return make_shared<VideoContent>(parent, node, version);
}
-VideoContent::VideoContent (shared_ptr<const Film> film, cxml::ConstNodePtr node, int version)
- : Content (film, node)
+VideoContent::VideoContent (Content* parent, cxml::ConstNodePtr node, int version)
+ : ContentPart (parent)
{
- _video_size.width = node->number_child<int> ("VideoWidth");
- _video_size.height = node->number_child<int> ("VideoHeight");
- _video_frame_rate = node->number_child<float> ("VideoFrameRate");
- _video_length = node->number_child<Frame> ("VideoLength");
- _video_frame_type = static_cast<VideoFrameType> (node->number_child<int> ("VideoFrameType"));
- _sample_aspect_ratio = node->optional_number_child<float> ("SampleAspectRatio");
+ _size.width = node->number_child<int> ("VideoWidth");
+ _size.height = node->number_child<int> ("VideoHeight");
+
+ /* Backwards compatibility */
+ auto r = node->optional_number_child<double>("VideoFrameRate");
+ if (r) {
+ _parent->set_video_frame_rate (r.get ());
+ }
+
+ _use = node->optional_bool_child("Use").get_value_or(true);
+ _length = node->number_child<Frame> ("VideoLength");
+
+ if (version <= 34) {
+ /* Snapshot of the VideoFrameType enum at version 34 */
+ switch (node->number_child<int> ("VideoFrameType")) {
+ case 0:
+ _frame_type = VideoFrameType::TWO_D;
+ break;
+ case 1:
+ _frame_type = VideoFrameType::THREE_D_LEFT_RIGHT;
+ break;
+ case 2:
+ _frame_type = VideoFrameType::THREE_D_TOP_BOTTOM;
+ break;
+ case 3:
+ _frame_type = VideoFrameType::THREE_D_ALTERNATE;
+ break;
+ case 4:
+ _frame_type = VideoFrameType::THREE_D_LEFT;
+ break;
+ case 5:
+ _frame_type = VideoFrameType::THREE_D_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");
_crop.top = node->number_child<int> ("TopCrop");
_crop.bottom = node->number_child<int> ("BottomCrop");
if (version <= 7) {
- optional<string> r = node->optional_string_child ("Ratio");
+ auto r = node->optional_string_child ("Ratio");
if (r) {
- _scale = VideoContentScale (Ratio::from_id (r.get ()));
+ _legacy_ratio = Ratio::from_id(r.get())->ratio();
+ }
+ } else if (version <= 37) {
+ auto ratio = node->node_child("Scale")->optional_string_child("Ratio");
+ if (ratio) {
+ _legacy_ratio = Ratio::from_id(ratio.get())->ratio();
+ }
+ auto scale = node->node_child("Scale")->optional_bool_child("Scale");
+ if (scale) {
+ if (*scale) {
+ /* This is what we used to call "no stretch" */
+ _legacy_ratio = _size.ratio();
+ } else {
+ /* This is what we used to call "no scale" */
+ _custom_size = _size;
+ }
}
+
} else {
- _scale = VideoContentScale (node->node_child ("Scale"));
+ _custom_ratio = node->optional_number_child<float>("CustomRatio");
+ if (node->optional_number_child<int>("CustomWidth")) {
+ _custom_size = dcp::Size (node->number_child<int>("CustomWidth"), node->number_child<int>("CustomHeight"));
+ }
}
-
if (node->optional_node_child ("ColourConversion")) {
_colour_conversion = ColourConversion (node->node_child ("ColourConversion"), version);
}
+
+ _yuv = node->optional_bool_child("YUV").get_value_or (true);
+
if (version >= 32) {
_fade_in = node->number_child<Frame> ("FadeIn");
_fade_out = node->number_child<Frame> ("FadeOut");
} else {
_fade_in = _fade_out = 0;
}
+
+ _range = VideoRange::FULL;
+ if (node->optional_string_child("Range").get_value_or("full") == "video") {
+ _range = VideoRange::VIDEO;
+ }
}
-VideoContent::VideoContent (shared_ptr<const Film> film, vector<shared_ptr<Content> > c)
- : Content (film, c)
- , _video_length (0)
+VideoContent::VideoContent (Content* parent, vector<shared_ptr<Content> > c)
+ : ContentPart (parent)
+ , _length (0)
+ , _yuv (false)
{
- shared_ptr<VideoContent> ref = dynamic_pointer_cast<VideoContent> (c[0]);
+ auto ref = c[0]->video;
DCPOMATIC_ASSERT (ref);
- for (size_t i = 0; i < c.size(); ++i) {
- shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> (c[i]);
+ for (size_t i = 1; i < c.size(); ++i) {
- if (vc->video_size() != ref->video_size()) {
- throw JoinError (_("Content to be joined must have the same picture size."));
+ if (c[i]->video->use() != ref->use()) {
+ throw JoinError (_("Content to be joined must have all its video used or not used."));
}
- if (vc->video_frame_rate() != ref->video_frame_rate()) {
- throw JoinError (_("Content to be joined must have the same video frame rate."));
+ if (c[i]->video->size() != ref->size()) {
+ throw JoinError (_("Content to be joined must have the same picture size."));
}
- if (vc->video_frame_type() != ref->video_frame_type()) {
+ if (c[i]->video->frame_type() != ref->frame_type()) {
throw JoinError (_("Content to be joined must have the same video frame type."));
}
- if (vc->crop() != ref->crop()) {
+ if (c[i]->video->crop() != ref->crop()) {
throw JoinError (_("Content to be joined must have the same crop."));
}
- if (vc->scale() != ref->scale()) {
- throw JoinError (_("Content to be joined must have the same scale setting."));
+ if (c[i]->video->custom_ratio() != ref->custom_ratio()) {
+ throw JoinError (_("Content to be joined must have the same custom ratio setting."));
+ }
+
+ if (c[i]->video->custom_size() != ref->custom_size()) {
+ throw JoinError (_("Content to be joined must have the same custom size setting."));
}
- if (vc->colour_conversion() != ref->colour_conversion()) {
+ if (c[i]->video->colour_conversion() != ref->colour_conversion()) {
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()) {
+ if (c[i]->video->fade_in() != ref->fade_in() || c[i]->video->fade_out() != ref->fade_out()) {
throw JoinError (_("Content to be joined must have the same fades."));
}
- _video_length += vc->video_length ();
+ _length += c[i]->video->length ();
+
+ if (c[i]->video->yuv ()) {
+ _yuv = true;
+ }
}
- _video_size = ref->video_size ();
- _video_frame_rate = ref->video_frame_rate ();
- _video_frame_type = ref->video_frame_type ();
+ _use = ref->use ();
+ _size = ref->size ();
+ _frame_type = ref->frame_type ();
_crop = ref->crop ();
- _scale = ref->scale ();
+ _custom_ratio = ref->custom_ratio ();
_colour_conversion = ref->colour_conversion ();
_fade_in = ref->fade_in ();
_fade_out = ref->fade_out ();
+ _range = ref->range ();
}
void
VideoContent::as_xml (xmlpp::Node* node) const
{
boost::mutex::scoped_lock lm (_mutex);
- node->add_child("VideoLength")->add_child_text (raw_convert<string> (_video_length));
- 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)));
+ node->add_child("Use")->add_child_text (_use ? "1" : "0");
+ 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));
+ 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 ()));
}
_crop.as_xml (node);
- _scale.as_xml (node->add_child("Scale"));
+ if (_custom_ratio) {
+ node->add_child("CustomRatio")->add_child_text(raw_convert<string>(*_custom_ratio));
+ }
+ if (_custom_size) {
+ node->add_child("CustomWidth")->add_child_text(raw_convert<string>(_custom_size->width));
+ node->add_child("CustomHeight")->add_child_text(raw_convert<string>(_custom_size->height));
+ }
if (_colour_conversion) {
_colour_conversion.get().as_xml (node->add_child("ColourConversion"));
}
+ node->add_child("YUV")->add_child_text (_yuv ? "1" : "0");
node->add_child("FadeIn")->add_child_text (raw_convert<string> (_fade_in));
node->add_child("FadeOut")->add_child_text (raw_convert<string> (_fade_out));
+ node->add_child("Range")->add_child_text(_range == VideoRange::FULL ? "full" : "video");
}
void
-VideoContent::set_default_colour_conversion ()
-{
- /* If there's no better offer we'll use Rec. 709 */
- boost::mutex::scoped_lock lm (_mutex);
- _colour_conversion = PresetColourConversion::from_id ("rec709").conversion;
-}
-
-void
-VideoContent::take_from_video_examiner (shared_ptr<VideoExaminer> d)
+VideoContent::take_from_examiner (shared_ptr<VideoExaminer> d)
{
/* These examiner calls could call other content methods which take a lock on the mutex */
- dcp::Size const vs = d->video_size ();
- optional<float> const vfr = d->video_frame_rate ();
- Frame vl = d->video_length ();
- optional<float> const ar = d->sample_aspect_ratio ();
+ auto const vs = d->video_size ();
+ auto vl = d->video_length ();
+ auto const ar = d->sample_aspect_ratio ();
+ auto const yuv = d->yuv ();
+ auto const range = d->range ();
+
+ ChangeSignaller<Content> cc1 (_parent, VideoContentProperty::SIZE);
+ ChangeSignaller<Content> cc2 (_parent, VideoContentProperty::SCALE);
+ ChangeSignaller<Content> cc3 (_parent, ContentProperty::LENGTH);
+ ChangeSignaller<Content> cc4 (_parent, VideoContentProperty::RANGE);
{
boost::mutex::scoped_lock lm (_mutex);
- _video_size = vs;
- /* Default video frame rate to 24fps if the examiner doesn't know */
- _video_frame_rate = vfr.get_value_or (24);
- _video_length = vl;
+ _size = vs;
+ _length = vl;
_sample_aspect_ratio = ar;
-
- /* Guess correct scale from size and sample aspect ratio */
- _scale = VideoContentScale (
- Ratio::nearest_from_ratio (float (_video_size.width) * ar.get_value_or (1) / _video_size.height)
- );
+ _yuv = yuv;
+ _range = range;
}
- shared_ptr<const Film> film = _film.lock ();
- DCPOMATIC_ASSERT (film);
- LOG_GENERAL ("Video length obtained from header as %1 frames", _video_length);
-
- set_default_colour_conversion ();
+ LOG_GENERAL ("Video length obtained from header as %1 frames", _length);
- signal_changed (VideoContentProperty::VIDEO_SIZE);
- signal_changed (VideoContentProperty::VIDEO_FRAME_RATE);
- signal_changed (VideoContentProperty::VIDEO_SCALE);
- signal_changed (ContentProperty::LENGTH);
+ if (d->video_frame_rate()) {
+ _parent->set_video_frame_rate (d->video_frame_rate().get());
+ }
}
-void
-VideoContent::set_left_crop (int c)
+/** @return string which includes everything about how this content looks */
+string
+VideoContent::identifier () const
{
- {
- boost::mutex::scoped_lock lm (_mutex);
+ char buffer[256];
+ snprintf (
+ buffer, sizeof(buffer), "%d_%d_%d_%d_%d_%f_%d_%d%" PRId64 "_%" PRId64 "_%d",
+ (_use ? 1 : 0),
+ crop().left,
+ crop().right,
+ crop().top,
+ crop().bottom,
+ _custom_ratio.get_value_or(0),
+ _custom_size ? _custom_size->width : 0,
+ _custom_size ? _custom_size->height : 0,
+ _fade_in,
+ _fade_out,
+ _range == VideoRange::FULL ? 0 : 1
+ );
- if (_crop.left == c) {
- return;
- }
+ string s (buffer);
- _crop.left = c;
+ if (colour_conversion()) {
+ s += "_" + colour_conversion().get().identifier ();
}
- signal_changed (VideoContentProperty::VIDEO_CROP);
+ return s;
}
-void
-VideoContent::set_right_crop (int c)
+string
+VideoContent::technical_summary () const
{
- {
- boost::mutex::scoped_lock lm (_mutex);
- if (_crop.right == c) {
- return;
- }
+ string s = String::compose (
+ N_("video: length %1 frames, size %2x%3"),
+ length_after_3d_combine(),
+ size().width,
+ size().height
+ );
- _crop.right = c;
+ if (sample_aspect_ratio ()) {
+ s += String::compose (N_(", sample aspect ratio %1"), (sample_aspect_ratio().get ()));
}
- signal_changed (VideoContentProperty::VIDEO_CROP);
+ return s;
}
-void
-VideoContent::set_top_crop (int c)
+dcp::Size
+VideoContent::size_after_3d_split () const
{
- {
- boost::mutex::scoped_lock lm (_mutex);
- if (_crop.top == c) {
- return;
- }
-
- _crop.top = c;
+ auto const s = size ();
+ switch (frame_type ()) {
+ case VideoFrameType::TWO_D:
+ case VideoFrameType::THREE_D:
+ case VideoFrameType::THREE_D_ALTERNATE:
+ case VideoFrameType::THREE_D_LEFT:
+ case VideoFrameType::THREE_D_RIGHT:
+ return s;
+ case VideoFrameType::THREE_D_LEFT_RIGHT:
+ return dcp::Size (s.width / 2, s.height);
+ case VideoFrameType::THREE_D_TOP_BOTTOM:
+ return dcp::Size (s.width, s.height / 2);
}
- signal_changed (VideoContentProperty::VIDEO_CROP);
+ DCPOMATIC_ASSERT (false);
}
-void
-VideoContent::set_bottom_crop (int c)
+/** @return Video size after 3D split and crop */
+dcp::Size
+VideoContent::size_after_crop () const
{
- {
- boost::mutex::scoped_lock lm (_mutex);
- if (_crop.bottom == c) {
- return;
- }
-
- _crop.bottom = c;
- }
-
- signal_changed (VideoContentProperty::VIDEO_CROP);
+ return crop().apply (size_after_3d_split ());
}
-void
-VideoContent::set_scale (VideoContentScale s)
+
+/** @param f Frame index within the whole (untrimmed) content.
+ * @return Fade factor (between 0 and 1) or unset if there is no fade.
+ */
+optional<double>
+VideoContent::fade (shared_ptr<const Film> film, Frame f) const
{
- {
- boost::mutex::scoped_lock lm (_mutex);
- if (_scale == s) {
- return;
- }
+ DCPOMATIC_ASSERT (f >= 0);
+
+ double const vfr = _parent->active_video_frame_rate(film);
- _scale = s;
+ auto const ts = _parent->trim_start().frames_round(vfr);
+ if ((f - ts) < fade_in()) {
+ return double (f - ts) / fade_in();
}
- signal_changed (VideoContentProperty::VIDEO_SCALE);
+ auto 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();
+ }
+
+ return optional<double> ();
}
-/** @return string which includes everything about how this content looks */
string
-VideoContent::identifier () const
+VideoContent::processing_description (shared_ptr<const Film> film)
{
- SafeStringStream s;
- s << Content::identifier()
- << "_" << crop().left
- << "_" << crop().right
- << "_" << crop().top
- << "_" << crop().bottom
- << "_" << scale().id()
- << "_" << _fade_in
- << "_" << _fade_out;
+ string d;
+ char buffer[256];
- if (colour_conversion()) {
- s << "_" << colour_conversion().get().identifier ();
+ if (size().width && size().height) {
+ d += String::compose (
+ _("Content video is %1x%2"),
+ size_after_3d_split().width,
+ size_after_3d_split().height
+ );
+
+
+ double ratio = size_after_3d_split().ratio ();
+
+ if (sample_aspect_ratio ()) {
+ snprintf (buffer, sizeof(buffer), _(", pixel aspect ratio %.2f:1"), sample_aspect_ratio().get());
+ d += buffer;
+ ratio *= sample_aspect_ratio().get ();
+ }
+
+ snprintf (buffer, sizeof(buffer), _("\nDisplay aspect ratio %.2f:1"), ratio);
+ d += buffer;
}
- return s.str ();
-}
+ if ((crop().left || crop().right || crop().top || crop().bottom) && size() != dcp::Size (0, 0)) {
+ dcp::Size cropped = size_after_crop ();
+ d += String::compose (
+ _("\nCropped to %1x%2"),
+ cropped.width, cropped.height
+ );
-void
-VideoContent::set_video_frame_type (VideoFrameType t)
-{
- {
- boost::mutex::scoped_lock lm (_mutex);
- _video_frame_type = t;
+ snprintf (buffer, sizeof(buffer), " (%.2f:1)", cropped.ratio());
+ d += buffer;
}
- signal_changed (VideoContentProperty::VIDEO_FRAME_TYPE);
-}
+ auto const container_size = film->frame_size ();
+ auto const scaled = scaled_size (container_size);
-string
-VideoContent::technical_summary () const
-{
- string s = String::compose (
- N_("video: length %1 frames, size %2x%3, rate %4"),
- video_length_after_3d_combine(),
- video_size().width,
- video_size().height,
- video_frame_rate()
- );
+ if (scaled != size_after_crop ()) {
+ d += String::compose (
+ _("\nScaled to %1x%2"),
+ scaled.width, scaled.height
+ );
- if (sample_aspect_ratio ()) {
- s += String::compose (N_(", sample aspect ratio %1"), (sample_aspect_ratio().get ()));
+ snprintf (buffer, sizeof(buffer), _(" (%.2f:1)"), scaled.ratio());
+ d += buffer;
}
- return s;
-}
+ if (scaled != container_size) {
+ d += String::compose (
+ _("\nPadded with black to fit container %1 (%2x%3)"),
+ film->container()->container_nickname (),
+ container_size.width, container_size.height
+ );
-dcp::Size
-VideoContent::video_size_after_3d_split () const
-{
- dcp::Size const s = video_size ();
- 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);
- case VIDEO_FRAME_TYPE_3D_TOP_BOTTOM:
- return dcp::Size (s.width, s.height / 2);
+ snprintf (buffer, sizeof(buffer), _(" (%.2f:1)"), container_size.ratio());
+ d += buffer;
}
- DCPOMATIC_ASSERT (false);
-}
+ if (_parent->video_frame_rate()) {
+ double const vfr = _parent->video_frame_rate().get ();
-void
-VideoContent::unset_colour_conversion (bool signal)
-{
- {
- boost::mutex::scoped_lock lm (_mutex);
- _colour_conversion = boost::optional<ColourConversion> ();
- }
+ snprintf (buffer, sizeof(buffer), _("\nContent frame rate %.4f\n"), vfr);
+ d += buffer;
- if (signal) {
- signal_changed (VideoContentProperty::COLOUR_CONVERSION);
+ FrameRateChange frc (vfr, film->video_frame_rate ());
+ d += frc.description ();
}
+
+ return d;
}
void
-VideoContent::set_colour_conversion (ColourConversion c)
+VideoContent::add_properties (list<UserProperty>& p) const
{
- {
- boost::mutex::scoped_lock lm (_mutex);
- _colour_conversion = c;
- }
-
- signal_changed (VideoContentProperty::COLOUR_CONVERSION);
+ p.push_back (UserProperty (UserProperty::VIDEO, _("Length"), length (), _("video frames")));
+ p.push_back (UserProperty (UserProperty::VIDEO, _("Size"), String::compose ("%1x%2", size().width, size().height)));
}
void
-VideoContent::set_fade_in (Frame t)
+VideoContent::set_length (Frame len)
{
- {
- boost::mutex::scoped_lock lm (_mutex);
- _fade_in = t;
- }
-
- signal_changed (VideoContentProperty::VIDEO_FADE_IN);
+ maybe_set (_length, len, ContentProperty::LENGTH);
}
void
-VideoContent::set_fade_out (Frame t)
+VideoContent::set_left_crop (int c)
{
- {
- boost::mutex::scoped_lock lm (_mutex);
- _fade_out = t;
- }
+ maybe_set (_crop.left, c, VideoContentProperty::CROP);
+}
- signal_changed (VideoContentProperty::VIDEO_FADE_OUT);
+void
+VideoContent::set_right_crop (int c)
+{
+ maybe_set (_crop.right, c, VideoContentProperty::CROP);
}
-/** @return Video size after 3D split and crop */
-dcp::Size
-VideoContent::video_size_after_crop () const
+void
+VideoContent::set_top_crop (int c)
{
- return crop().apply (video_size_after_3d_split ());
+ maybe_set (_crop.top, c, VideoContentProperty::CROP);
}
void
-VideoContent::scale_and_crop_to_fit_width ()
+VideoContent::set_bottom_crop (int c)
{
- shared_ptr<const Film> film = _film.lock ();
- DCPOMATIC_ASSERT (film);
+ maybe_set (_crop.bottom, c, VideoContentProperty::CROP);
+}
- 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::set_frame_type (VideoFrameType t)
+{
+ maybe_set (_frame_type, t, VideoContentProperty::FRAME_TYPE);
}
void
-VideoContent::scale_and_crop_to_fit_height ()
+VideoContent::unset_colour_conversion ()
{
- shared_ptr<const Film> film = _film.lock ();
- DCPOMATIC_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);
+ maybe_set (_colour_conversion, boost::optional<ColourConversion> (), VideoContentProperty::COLOUR_CONVERSION);
}
void
-VideoContent::set_video_frame_rate (float r)
+VideoContent::set_colour_conversion (ColourConversion c)
{
- {
- boost::mutex::scoped_lock lm (_mutex);
- if (_video_frame_rate == r) {
- return;
- }
+ maybe_set (_colour_conversion, c, VideoContentProperty::COLOUR_CONVERSION);
+}
- _video_frame_rate = r;
- }
+void
+VideoContent::set_fade_in (Frame t)
+{
+ maybe_set (_fade_in, t, VideoContentProperty::FADE_IN);
+}
- signal_changed (VideoContentProperty::VIDEO_FRAME_RATE);
+void
+VideoContent::set_fade_out (Frame t)
+{
+ maybe_set (_fade_out, t, VideoContentProperty::FADE_OUT);
}
-optional<float>
-VideoContent::fade (Frame f) const
+void
+VideoContent::set_range (VideoRange r)
{
- DCPOMATIC_ASSERT (f >= 0);
+ maybe_set (_range, r, VideoContentProperty::RANGE);
+}
- if (f < fade_in()) {
- return float (f) / fade_in();
- }
+void
+VideoContent::set_use (bool u)
+{
+ maybe_set (_use, u, VideoContentProperty::USE);
+}
- Frame fade_out_start = video_length() - fade_out();
- if (f >= fade_out_start) {
- return 1 - float (f - fade_out_start) / fade_out();
+void
+VideoContent::take_settings_from (shared_ptr<const VideoContent> c)
+{
+ if (c->_colour_conversion) {
+ set_colour_conversion (c->_colour_conversion.get());
+ } else {
+ unset_colour_conversion ();
}
-
- return optional<float> ();
+ set_use (c->_use);
+ set_frame_type (c->_frame_type);
+ set_left_crop (c->_crop.left);
+ set_right_crop (c->_crop.right);
+ set_top_crop (c->_crop.top);
+ set_bottom_crop (c->_crop.bottom);
+ set_custom_ratio (c->_custom_ratio);
+ set_custom_size (c->_custom_size);
+ set_fade_in (c->_fade_in);
+ set_fade_out (c->_fade_out);
}
-string
-VideoContent::processing_description () const
+void
+VideoContent::modify_position (shared_ptr<const Film> film, DCPTime& pos) const
{
- /* stringstream is OK here as this string is just for presentation to the user */
- stringstream d;
-
- if (video_size().width && video_size().height) {
- d << String::compose (
- _("Content video is %1x%2"),
- video_size_after_3d_split().width,
- video_size_after_3d_split().height
- );
-
-
- float ratio = video_size_after_3d_split().ratio ();
-
- if (sample_aspect_ratio ()) {
- d << ", " << _("pixel aspect ratio") << " " << fixed << setprecision(2) << sample_aspect_ratio().get () << ":1";
- ratio *= sample_aspect_ratio().get ();
- }
+ pos = pos.round (film->video_frame_rate());
+}
- d << "\n" << _("Display aspect ratio") << " " << fixed << setprecision(2) << ratio << ":1\n";
+void
+VideoContent::modify_trim_start (ContentTime& trim) const
+{
+ if (_parent->video_frame_rate()) {
+ trim = trim.round (_parent->video_frame_rate().get());
}
+}
- if ((crop().left || crop().right || crop().top || crop().bottom) && video_size() != dcp::Size (0, 0)) {
- dcp::Size cropped = video_size_after_crop ();
- d << String::compose (
- _("Cropped to %1x%2"),
- cropped.width, cropped.height
- );
- d << " (" << fixed << setprecision(2) << cropped.ratio () << ":1)\n";
+/** @param film_container The size of the container for the DCP that we are working on */
+dcp::Size
+VideoContent::scaled_size (dcp::Size film_container)
+{
+ if (_custom_ratio) {
+ return fit_ratio_within(*_custom_ratio, film_container);
}
- shared_ptr<const Film> film = _film.lock ();
- DCPOMATIC_ASSERT (film);
+ if (_custom_size) {
+ return *_custom_size;
+ }
- dcp::Size const container_size = film->frame_size ();
- dcp::Size const scaled = scale().size (dynamic_pointer_cast<const VideoContent> (shared_from_this ()), container_size, container_size);
+ auto size = size_after_crop ();
+ size.width *= _sample_aspect_ratio.get_value_or(1);
- if (scaled != video_size_after_crop ()) {
- d << String::compose (
- _("Scaled to %1x%2"),
- scaled.width, scaled.height
- );
+ /* This is what we will return unless there is any legacy stuff to take into account */
+ auto auto_size = fit_ratio_within (size.ratio(), film_container);
- d << " (" << fixed << setprecision(2) << scaled.ratio() << ":1)\n";
+ if (_legacy_ratio) {
+ if (fit_ratio_within(*_legacy_ratio, film_container) != auto_size) {
+ _custom_ratio = *_legacy_ratio;
+ _legacy_ratio = optional<float>();
+ return fit_ratio_within(*_custom_ratio, film_container);
+ }
+ _legacy_ratio = boost::optional<float>();
}
- if (scaled != container_size) {
- d << String::compose (
- _("Padded with black to fit container %1 (%2x%3)"),
- film->container()->nickname (),
- container_size.width, container_size.height
- );
+ return auto_size;
+}
- d << " (" << fixed << setprecision(2) << container_size.ratio () << ":1)\n";
- }
- d << _("Content frame rate");
- d << " " << fixed << setprecision(4) << video_frame_rate() << "\n";
+void
+VideoContent::set_custom_ratio (optional<float> ratio)
+{
+ maybe_set (_custom_ratio, ratio, VideoContentProperty::CUSTOM_RATIO);
+}
- FrameRateChange frc (video_frame_rate(), film->video_frame_rate ());
- d << frc.description () << "\n";
- return d.str ();
+void
+VideoContent::set_custom_size (optional<dcp::Size> size)
+{
+ maybe_set (_custom_size, size, VideoContentProperty::CUSTOM_SIZE);
}