/*
- Copyright (C) 2014-2015 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2014-2017 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
*/
#include "dcp_reader.h"
-#include "vertical_reference.h"
-#include "xml.h"
-#include "util.h"
-#include "dcp/font.h"
-#include "dcp/text.h"
-#include "dcp/subtitle.h"
-#include <libcxml/cxml.h>
-#include <libxml++/libxml++.h>
-#include <iostream>
+#include "compose.hpp"
+#include "exceptions.h"
+#include <dcp/subtitle_string.h>
+#include <dcp/interop_subtitle_asset.h>
+#include <dcp/smpte_subtitle_asset.h>
+#include <boost/foreach.hpp>
+#include <boost/filesystem.hpp>
using std::list;
using std::cout;
using std::string;
+using std::exception;
using boost::shared_ptr;
using boost::optional;
using namespace sub;
-void
-DCPReader::parse_common (cxml::NodePtr root, optional<int> tcr)
+static Time
+dcp_to_sub_time (dcp::Time t)
{
- _reel_number = root->string_child ("ReelNumber");
- _language = root->string_child ("Language");
+ return Time::from_hms (t.h, t.m, t.s, t.e * 1000.0 / t.tcr);
+}
- ParseState parse_state;
- parse_node (root->node(), parse_state, tcr);
+static Colour
+dcp_to_sub_colour (dcp::Colour c)
+{
+ return Colour (c.r / 255.0, c.g / 255.0, c.b / 255.0);
}
-void
-DCPReader::parse_node (xmlpp::Node const * node, ParseState& parse_state, optional<int> tcr)
+DCPReader::DCPReader (boost::filesystem::path file)
{
- xmlpp::Node::NodeList children = node->get_children ();
- for (xmlpp::Node::NodeList::iterator i = children.begin(); i != children.end(); ++i) {
- xmlpp::ContentNode const * c = dynamic_cast<xmlpp::ContentNode const *> (*i);
- if (c) {
- maybe_add_subtitle (c->get_content (), parse_state);
- }
+ shared_ptr<dcp::SubtitleAsset> sc;
+ string interop_error;
+ string smpte_error;
+
+ try {
+ sc.reset (new dcp::InteropSubtitleAsset (file));
+ } catch (exception& e) {
+ interop_error = e.what ();
+ }
- xmlpp::Element* e = dynamic_cast<xmlpp::Element *> (*i);
- if (e) {
- cxml::NodePtr n (new cxml::Node (e));
- if (n->name() == "Font") {
- parse_state.font_nodes.push_back (shared_ptr<dcp::Font> (new dcp::Font (n)));
- parse_node (e, parse_state, tcr);
- parse_state.font_nodes.pop_back ();
- } else if (n->name() == "Text") {
- parse_state.text_nodes.push_back (shared_ptr<dcp::Text> (new dcp::Text (n)));
- parse_node (e, parse_state, tcr);
- parse_state.text_nodes.pop_back ();
- } else if (n->name() == "Subtitle") {
- parse_state.subtitle_nodes.push_back (shared_ptr<dcp::Subtitle> (new dcp::Subtitle (n, tcr)));
- parse_node (e, parse_state, tcr);
- parse_state.subtitle_nodes.pop_back ();
- } else if (n->name() == "SubtitleList") {
- parse_node (e, parse_state, tcr);
- }
+ if (!sc) {
+ try {
+ sc.reset (new dcp::SMPTESubtitleAsset (file));
+ } catch (exception& e) {
+ smpte_error = e.what();
}
}
-}
-void
-DCPReader::maybe_add_subtitle (string text, ParseState const & parse_state)
-{
- if (empty_or_white_space (text)) {
- return;
+ if (!sc) {
+ throw DCPError (String::compose ("Could not read subtitles (%1 / %2)", interop_error, smpte_error));
}
- if (parse_state.text_nodes.empty() || parse_state.subtitle_nodes.empty ()) {
- return;
- }
- dcp::Font effective_font (parse_state.font_nodes);
- dcp::Text effective_text (*parse_state.text_nodes.back ());
- dcp::Subtitle effective_subtitle (*parse_state.subtitle_nodes.back ());
-
- RawSubtitle rs;
-
- rs.text = text;
- rs.font = effective_font.id;
- rs.font_size.set_proportional (float (effective_font.size) / (72 * 11));
- rs.effect = effective_font.effect;
- rs.effect_colour = effective_font.effect_colour;
- rs.colour = effective_font.colour.get();
- rs.bold = false;
- rs.italic = effective_font.italic.get();
- rs.underline = false;
- rs.vertical_position.proportional = float (effective_text.v_position) / 100;
- rs.vertical_position.reference = effective_text.v_align;
- rs.from = effective_subtitle.in;
- rs.to = effective_subtitle.out;
- rs.fade_up = effective_subtitle.fade_up_time;
- rs.fade_down = effective_subtitle.fade_down_time;
-
- _subs.push_back (rs);
+ BOOST_FOREACH (dcp::SubtitleString const & i, sc->subtitles ()) {
+ RawSubtitle rs;
+ rs.text = i.text ();
+ rs.font = i.font ();
+ rs.font_size = FontSize::from_proportional (i.size() / (72.0 * 11.0));
+
+ switch (i.effect ()) {
+ case BORDER:
+ rs.effect = BORDER;
+ break;
+ case SHADOW:
+ rs.effect = SHADOW;
+ break;
+ default:
+ break;
+ }
+
+ rs.effect_colour = dcp_to_sub_colour (i.effect_colour());
+
+ rs.colour = dcp_to_sub_colour (i.colour());
+ rs.bold = i.bold ();
+ rs.italic = i.italic ();
+ rs.underline = i.underline ();
+
+ switch (i.h_align()) {
+ case dcp::HALIGN_LEFT:
+ rs.horizontal_position = LEFT;
+ break;
+ case dcp::HALIGN_CENTER:
+ rs.horizontal_position = CENTRE;
+ break;
+ case dcp::HALIGN_RIGHT:
+ rs.horizontal_position = RIGHT;
+ break;
+ }
+
+ rs.vertical_position.proportional = i.v_position();
+ switch (i.v_align()) {
+ case dcp::VALIGN_TOP:
+ rs.vertical_position.reference = TOP_OF_SCREEN;
+ break;
+ case dcp::VALIGN_CENTER:
+ rs.vertical_position.reference = CENTRE_OF_SCREEN;
+ break;
+ case dcp::VALIGN_BOTTOM:
+ rs.vertical_position.reference = BOTTOM_OF_SCREEN;
+ break;
+ }
+
+ rs.from = dcp_to_sub_time (i.in ());
+ rs.to = dcp_to_sub_time (i.out ());
+
+ rs.fade_up = dcp_to_sub_time (i.fade_up_time ());
+ rs.fade_down = dcp_to_sub_time (i.fade_down_time ());
+
+ _subs.push_back (rs);
+ }
}
projects / libsub.git / blobdiff