Re-work Subtitle class; remove STL text writer.

1 files changed, 134 insertions, 0 deletions

diff --git a/src/stl_binary_writer.cc b/src/stl_binary_writer.cc
new file mode 100644
index 0000000..34e4d73
--- /dev/null
+++ b/src/stl_binary_writer.cc
@@ -0,0 +1,134 @@
+/*
+    Copyright (C) 2014 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
+    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,
+    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.
+
+*/
+
+#include <list>
+#include <cmath>
+#include <fstream>
+#include "stl_binary_writer.h"
+#include "compose.hpp"
+
+using std::list;
+using std::ofstream;
+using std::string;
+using namespace sub;
+
+static void
+put_string (char* p, string s)
+{
+	memcpy (p, s.c_str (), s.length ());
+}
+
+static void
+put_string (char* p, int n, string s)
+{
+	memcpy (p, s.c_str (), s.length ());
+	memset (p + s.length(), ' ', s.length () - n);
+}
+
+/** @param language ISO 3-character country code for the language of the subtitles */
+void
+sub::write_stl_binary (
+	list<Subtitle> subtitles,
+	float frames_per_second,
+	string language,
+	string original_programme_title,
+	string original_episode_title,
+	string translated_programme_title,
+	string translated_episode_title,
+	string translator_name,
+	string translator_contact_details,
+	string creation_date,
+	string revision_date,
+	int revision_number,
+	string country_of_origin,
+	string publisher,
+	string editor_name,
+	string editor_contact_details,
+	boost::filesystem::path file_name
+	)
+{
+	assert (language.size() == 3);
+	assert (original_programme_title.size() <= 32);
+	assert (original_episode_title.size() <= 32);
+	assert (translated_programme_title.size() <= 32);
+	assert (translated_episode_title.size() <= 32);
+	assert (translator_name.size() <= 32);
+	assert (translator_contact_details.size() <= 32);
+	assert (creation_date.size() == 6);
+	assert (revision_date.size() == 6);
+	assert (revision_number <= 99);
+	assert (country_of_origin.size() == 3);
+	assert (publisher.size() <= 32);
+	assert (editor_name.size() <= 32);
+	assert (editor_contact_details.size() <= 32);
+	
+	char* buffer = new char[1024];
+	ofstream output (file_name.string().c_str ());
+	
+	/* Code page: 850 */
+	put_string (buffer + 0, "850");
+	/* Disk format code */
+	put_string (buffer + 3, String::compose ("STL%1.01", rint (frames_per_second)));
+	/* Display standard code: open subtitling */
+	put_string (buffer + 11, "0");
+	/* Character code table: Latin (ISO 6937) */
+	put_string (buffer + 12, "00");
+	put_string (buffer + 14, language);
+	put_string (buffer + 16, 32, original_programme_title);
+	put_string (buffer + 48, 32, original_episode_title);
+	put_string (buffer + 80, 32, translated_programme_title);
+	put_string (buffer + 112, 32, translated_episode_title);
+	put_string (buffer + 144, 32, translator_name);
+	put_string (buffer + 176, 32, translator_contact_details);
+	/* Subtitle list reference code */
+	put_string (buffer + 208, "0000000000000000");
+	put_string (buffer + 224, creation_date);
+	put_string (buffer + 230, revision_date);
+	put_string (buffer + 236, String::compose ("%02d", revision_number));
+	/* TTI blocks */
+	put_string (buffer + 238, String::compose ("%05d", subtitles.size ()));
+	/* Total number of subtitles */
+	put_string (buffer + 243, String::compose ("%05d", subtitles.size ()));
+	/* Total number of subtitle groups */
+	put_string (buffer + 248, "000");
+	/* Maximum number of displayable characters in any text row */
+	/* XXX */
+	put_string (buffer + 251, "99");
+	/* Maximum number of displayable rows */
+	/* XXX */
+	put_string (buffer + 253, "99");
+	/* Time code status */
+	put_string (buffer + 255, "1");
+	/* Start-of-programme time code */
+	put_string (buffer + 256, "00000000");
+	/* First-in-cue time code */
+	put_string (buffer + 264, "00000000");
+	/* Total number of disks */
+	put_string (buffer + 272, "1");
+	/* Disk sequence number */
+	put_string (buffer + 273, "1");
+	put_string (buffer + 274, country_of_origin);
+	put_string (buffer + 277, publisher);
+	put_string (buffer + 309, editor_name);
+	put_string (buffer + 341, editor_contact_details);
+
+	output.write (buffer, 1024);
+
+	delete[] buffer;
+}