X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fvideo_content.cc;h=932977858e8649abec0364e843c8e4c0da10c1f1;hb=ad1ef39eda58b3a919ea3b7084401a0439409ec6;hp=ff5a4cb17a1a976e1a0106e509da3777c4195309;hpb=19f94521139aac13ef8fb4eaa55855b2ada307b4;p=dcpomatic.git diff --git a/src/lib/video_content.cc b/src/lib/video_content.cc index ff5a4cb17..932977858 100644 --- a/src/lib/video_content.cc +++ b/src/lib/video_content.cc @@ -1,19 +1,20 @@ /* Copyright (C) 2013-2016 Carl Hetherington - 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 . */ @@ -29,18 +30,15 @@ #include "exceptions.h" #include "frame_rate_change.h" #include "log.h" -#include "safe_stringstream.h" -#include "raw_convert.h" +#include "dcpomatic_log.h" +#include #include -#include #include #include #include #include "i18n.h" -#define LOG_GENERAL(...) film->log()->log (String::compose (__VA_ARGS__), LogEntry::TYPE_GENERAL); - int const VideoContentProperty::SIZE = 0; int const VideoContentProperty::FRAME_TYPE = 1; int const VideoContentProperty::CROP = 2; @@ -62,9 +60,10 @@ using std::pair; using boost::shared_ptr; using boost::optional; using boost::dynamic_pointer_cast; +using dcp::raw_convert; -VideoContent::VideoContent (Content* parent, shared_ptr film) - : ContentPart (parent, film) +VideoContent::VideoContent (Content* parent) + : ContentPart (parent) , _length (0) , _frame_type (VIDEO_FRAME_TYPE_2D) , _scale (VideoContentScale (Ratio::from_id ("178"))) @@ -75,8 +74,18 @@ VideoContent::VideoContent (Content* parent, shared_ptr film) } -VideoContent::VideoContent (Content* parent, shared_ptr film, cxml::ConstNodePtr node, int version) - : ContentPart (parent, film) +shared_ptr +VideoContent::from_xml (Content* parent, cxml::ConstNodePtr node, int version) +{ + if (!node->optional_number_child ("VideoWidth")) { + return shared_ptr (); + } + + return shared_ptr (new VideoContent (parent, node, version)); +} + +VideoContent::VideoContent (Content* parent, cxml::ConstNodePtr node, int version) + : ContentPart (parent) { _size.width = node->number_child ("VideoWidth"); _size.height = node->number_child ("VideoHeight"); @@ -88,7 +97,33 @@ VideoContent::VideoContent (Content* parent, shared_ptr film, cxml:: } _length = node->number_child ("VideoLength"); - _frame_type = static_cast (node->number_child ("VideoFrameType")); + + if (version <= 34) { + /* Snapshot of the VideoFrameType enum at version 34 */ + switch (node->number_child ("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 ("SampleAspectRatio"); _crop.left = node->number_child ("LeftCrop"); _crop.right = node->number_child ("RightCrop"); @@ -104,7 +139,6 @@ VideoContent::VideoContent (Content* parent, shared_ptr film, cxml:: _scale = VideoContentScale (node->node_child ("Scale")); } - if (node->optional_node_child ("ColourConversion")) { _colour_conversion = ColourConversion (node->node_child ("ColourConversion"), version); } @@ -119,8 +153,8 @@ VideoContent::VideoContent (Content* parent, shared_ptr film, cxml:: } } -VideoContent::VideoContent (Content* parent, shared_ptr film, vector > c) - : ContentPart (parent, film) +VideoContent::VideoContent (Content* parent, vector > c) + : ContentPart (parent) , _length (0) , _yuv (false) { @@ -176,7 +210,7 @@ VideoContent::as_xml (xmlpp::Node* node) const node->add_child("VideoLength")->add_child_text (raw_convert (_length)); node->add_child("VideoWidth")->add_child_text (raw_convert (_size.width)); node->add_child("VideoHeight")->add_child_text (raw_convert (_size.height)); - node->add_child("VideoFrameType")->add_child_text (raw_convert (static_cast (_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 (_sample_aspect_ratio.get ())); } @@ -199,6 +233,10 @@ VideoContent::take_from_examiner (shared_ptr d) optional const ar = d->sample_aspect_ratio (); bool const yuv = d->yuv (); + ChangeSignaller cc1 (_parent, VideoContentProperty::SIZE); + ChangeSignaller cc2 (_parent, VideoContentProperty::SCALE); + ChangeSignaller cc3 (_parent, ContentProperty::LENGTH); + { boost::mutex::scoped_lock lm (_mutex); _size = vs; @@ -206,43 +244,46 @@ VideoContent::take_from_examiner (shared_ptr d) _sample_aspect_ratio = ar; _yuv = yuv; - /* Guess correct scale from size and sample aspect ratio */ - _scale = VideoContentScale ( - Ratio::nearest_from_ratio (double (_size.width) * ar.get_value_or (1) / _size.height) - ); + if (Config::instance()->default_scale_to ()) { + _scale = VideoContentScale (Config::instance()->default_scale_to ()); + } else { + /* Guess correct scale from size and sample aspect ratio */ + _scale = VideoContentScale ( + Ratio::nearest_from_ratio (double (_size.width) * ar.get_value_or (1) / _size.height) + ); + } } - shared_ptr 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::SCALE); - _parent->signal_changed (ContentProperty::LENGTH); } /** @return string which includes everything about how this content looks */ string VideoContent::identifier () const { - SafeStringStream s; - s << crop().left - << "_" << crop().right - << "_" << crop().top - << "_" << crop().bottom - << "_" << scale().id() - << "_" << _fade_in - << "_" << _fade_out; + char buffer[256]; + snprintf ( + buffer, sizeof(buffer), "%d_%d_%d_%d_%s_%" PRId64 "_%" PRId64, + crop().left, + crop().right, + crop().top, + crop().bottom, + scale().id().c_str(), + _fade_in, + _fade_out + ); + + string s (buffer); if (colour_conversion()) { - s << "_" << colour_conversion().get().identifier (); + s += "_" + colour_conversion().get().identifier (); } - return s.str (); + return s; } string @@ -268,6 +309,7 @@ VideoContent::size_after_3d_split () const 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: @@ -289,11 +331,9 @@ VideoContent::size_after_crop () const } void -VideoContent::scale_and_crop_to_fit_width () +VideoContent::scale_and_crop_to_fit_width (shared_ptr film) { - shared_ptr film = _film.lock (); - DCPOMATIC_ASSERT (film); - set_scale (VideoContentScale (film->container ())); + set_scale (VideoContentScale(film->container())); int const crop = max (0, int (size().height - double (film->frame_size().height) * size().width / film->frame_size().width)); set_left_crop (0); @@ -303,11 +343,9 @@ VideoContent::scale_and_crop_to_fit_width () } void -VideoContent::scale_and_crop_to_fit_height () +VideoContent::scale_and_crop_to_fit_height (shared_ptr film) { - shared_ptr film = _film.lock (); - DCPOMATIC_ASSERT (film); - set_scale (VideoContentScale (film->container ())); + set_scale (VideoContentScale(film->container())); int const crop = max (0, int (size().width - double (film->frame_size().width) * size().height / film->frame_size().height)); set_left_crop (crop / 2); @@ -318,14 +356,11 @@ VideoContent::scale_and_crop_to_fit_height () /** @param f Frame index within the whole (untrimmed) content */ optional -VideoContent::fade (Frame f) const +VideoContent::fade (shared_ptr film, Frame f) const { DCPOMATIC_ASSERT (f >= 0); - shared_ptr film = _film.lock (); - DCPOMATIC_ASSERT (film); - - double const vfr = _parent->active_video_frame_rate (); + double const vfr = _parent->active_video_frame_rate(film); Frame const ts = _parent->trim_start().frames_round(vfr); if ((f - ts) < fade_in()) { @@ -341,13 +376,13 @@ VideoContent::fade (Frame f) const } string -VideoContent::processing_description () const +VideoContent::processing_description (shared_ptr film) const { - /* stringstream is OK here as this string is just for presentation to the user */ - SafeStringStream d; + string d; + char buffer[256]; if (size().width && size().height) { - d << String::compose ( + d += String::compose ( _("Content video is %1x%2"), size_after_3d_split().width, size_after_3d_split().height @@ -357,55 +392,68 @@ VideoContent::processing_description () const double ratio = size_after_3d_split().ratio (); if (sample_aspect_ratio ()) { - d << ", " << _("pixel aspect ratio") << " " << fixed << setprecision(2) << sample_aspect_ratio().get () << ":1"; + snprintf (buffer, sizeof(buffer), _(", pixel aspect ratio %.2f:1"), sample_aspect_ratio().get()); + d += buffer; ratio *= sample_aspect_ratio().get (); } - d << "\n" << _("Display aspect ratio") << " " << fixed << setprecision(2) << ratio << ":1\n"; + snprintf (buffer, sizeof(buffer), _("\nDisplay aspect ratio %.2f:1"), ratio); + d += buffer; } if ((crop().left || crop().right || crop().top || crop().bottom) && size() != dcp::Size (0, 0)) { dcp::Size cropped = size_after_crop (); - d << String::compose ( - _("Cropped to %1x%2"), + d += String::compose ( + _("\nCropped to %1x%2"), cropped.width, cropped.height ); - d << " (" << fixed << setprecision(2) << cropped.ratio () << ":1)\n"; + snprintf (buffer, sizeof(buffer), " (%.2f:1)", cropped.ratio()); + d += buffer; } - shared_ptr film = _film.lock (); - DCPOMATIC_ASSERT (film); dcp::Size const container_size = film->frame_size (); dcp::Size const scaled = scale().size (shared_from_this(), container_size, container_size); if (scaled != size_after_crop ()) { - d << String::compose ( - _("Scaled to %1x%2"), + d += String::compose ( + _("\nScaled to %1x%2"), scaled.width, scaled.height ); - d << " (" << fixed << setprecision(2) << scaled.ratio() << ":1)\n"; + snprintf (buffer, sizeof(buffer), _(" (%.2f:1)"), scaled.ratio()); + d += buffer; } if (scaled != container_size) { - d << String::compose ( - _("Padded with black to fit container %1 (%2x%3)"), - film->container()->nickname (), + d += String::compose ( + _("\nPadded with black to fit container %1 (%2x%3)"), + film->container()->container_nickname (), container_size.width, container_size.height ); - d << " (" << fixed << setprecision(2) << container_size.ratio () << ":1)\n"; + snprintf (buffer, sizeof(buffer), _(" (%.2f:1)"), container_size.ratio()); + d += buffer; + } + + if (_parent->video_frame_rate()) { + double const vfr = _parent->video_frame_rate().get (); + + snprintf (buffer, sizeof(buffer), _("\nContent frame rate %.4f\n"), vfr); + d += buffer; + + FrameRateChange frc (vfr, film->video_frame_rate ()); + d += frc.description (); } - return d.str (); + return d; } void VideoContent::add_properties (list& p) const { - p.push_back (UserProperty (_("Video"), _("Length"), raw_convert (length ()), _("video frames"))); - p.push_back (UserProperty (_("Video"), _("Size"), raw_convert (size().width) + "x" + raw_convert (size().height))); + 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 @@ -473,3 +521,35 @@ VideoContent::set_fade_out (Frame t) { maybe_set (_fade_out, t, VideoContentProperty::FADE_OUT); } + +void +VideoContent::take_settings_from (shared_ptr c) +{ + if (c->_colour_conversion) { + set_colour_conversion (c->_colour_conversion.get()); + } else { + unset_colour_conversion (); + } + 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_scale (c->_scale); + set_fade_in (c->_fade_in); + set_fade_out (c->_fade_out); +} + +void +VideoContent::modify_position (shared_ptr film, DCPTime& pos) const +{ + pos = pos.round (film->video_frame_rate()); +} + +void +VideoContent::modify_trim_start (ContentTime& trim) const +{ + if (_parent->video_frame_rate()) { + trim = trim.round (_parent->video_frame_rate().get()); + } +}