+/*
+ Copyright (C) 2013 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.
+
+*/
+
+BOOST_AUTO_TEST_CASE (ffmpeg_pts_offset_test)
+{
+ /* Sound == video so no offset required */
+ BOOST_CHECK_EQUAL (FFmpegDecoder::compute_pts_offset (0, 0, 24), 0);
+
+ /* Common offset should be removed */
+ BOOST_CHECK_CLOSE (FFmpegDecoder::compute_pts_offset (42, 42, 24), -42, 1e-9);
+
+ /* Video is on a frame boundary */
+ BOOST_CHECK_EQUAL (FFmpegDecoder::compute_pts_offset (1.0 / 24.0, 0, 24), 0);
+
+ /* Again, video is on a frame boundary */
+ BOOST_CHECK_EQUAL (FFmpegDecoder::compute_pts_offset (1.0 / 23.97, 0, 23.97), 0);
+
+ /* And again, video is on a frame boundary */
+ BOOST_CHECK_EQUAL (FFmpegDecoder::compute_pts_offset (3.0 / 23.97, 0, 23.97), 0);
+
+ /* Off a frame boundary */
+ BOOST_CHECK_CLOSE (FFmpegDecoder::compute_pts_offset (1.0 / 24.0 - 0.0215, 0, 24), 0.0215, 1e-9);
+}