test/time_calculation_test.cc

   1 /*
   2     Copyright (C) 2015 Carl Hetherington <cth@carlh.net>
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include "lib/film.h"
  21 #include "lib/ffmpeg_content.h"
  22 #include "test.h"
  23 #include <boost/test/unit_test.hpp>
  24
  25 using std::string;
  26 using std::list;
  27 using boost::shared_ptr;
  28
  29 BOOST_AUTO_TEST_CASE (ffmpeg_time_calculation_test)
  30 {
  31         shared_ptr<Film> film = new_test_film ("ffmpeg_time_calculation_test");
  32
  33         string const xml = "<Content>"
  34                 "<Type>FFmpeg</Type>"
  35                 "<BurnSubtitles>0</BurnSubtitles>"
  36                 "<BitsPerPixel>8</BitsPerPixel>"
  37                 "<Path>/home/c.hetherington/DCP/clapperboard.mp4</Path>"
  38                 "<Digest>2760e03c7251480f7f02c01a907792673784335</Digest>"
  39                 "<Position>0</Position>"
  40                 "<TrimStart>0</TrimStart>"
  41                 "<TrimEnd>0</TrimEnd>"
  42                 "<VideoLength>1353600</VideoLength>"
  43                 "<VideoWidth>1280</VideoWidth>"
  44                 "<VideoHeight>720</VideoHeight>"
  45                 "<VideoFrameRate>25</VideoFrameRate>"
  46                 "<VideoFrameType>0</VideoFrameType>"
  47                 "<LeftCrop>0</LeftCrop>"
  48                 "<RightCrop>0</RightCrop>"
  49                 "<TopCrop>0</TopCrop>"
  50                 "<BottomCrop>0</BottomCrop>"
  51                 "<Scale>"
  52                 "<Ratio>178</Ratio>"
  53                 "</Scale>"
  54                 "<ColourConversion>"
  55                 "<InputTransferFunction>"
  56                 "<Type>ModifiedGamma</Type>"
  57                 "<Power>2.222222222222222</Power>"
  58                 "<Threshold>0.081</Threshold>"
  59                 "<A>0.099</A>"
  60                 "<B>4.5</B>"
  61                 "</InputTransferFunction>"
  62                 "<RedX>0.64</RedX>"
  63                 "<RedY>0.33</RedY>"
  64                 "<GreenX>0.3</GreenX>"
  65                 "<GreenY>0.6</GreenY>"
  66                 "<BlueX>0.15</BlueX>"
  67                 "<BlueY>0.06</BlueY>"
  68                 "<WhiteX>0.3127</WhiteX>"
  69                 "<WhiteY>0.329</WhiteY>"
  70                 "<OutputGamma>2.6</OutputGamma>"
  71                 "</ColourConversion>"
  72                 "<FadeIn>0</FadeIn>"
  73                 "<FadeOut>0</FadeOut>"
  74                 "<AudioGain>0</AudioGain>"
  75                 "<AudioDelay>0</AudioDelay>"
  76                 "<UseSubtitles>0</UseSubtitles>"
  77                 "<SubtitleXOffset>0</SubtitleXOffset>"
  78                 "<SubtitleYOffset>0</SubtitleYOffset>"
  79                 "<SubtitleXScale>1</SubtitleXScale>"
  80                 "<SubtitleYScale>1</SubtitleYScale>"
  81                 "<SubtitleLanguage></SubtitleLanguage>"
  82                 "<AudioStream>"
  83                 "<Selected>1</Selected>"
  84                 "<Name>und; 2 channels</Name>"
  85                 "<Id>2</Id>"
  86                 "<FrameRate>44100</FrameRate>"
  87                 "<Channels>2</Channels>"
  88                 "<FirstAudio>0</FirstAudio>"
  89                 "<Mapping>"
  90                 "<InputChannels>2</InputChannels>"
  91                 "<OutputChannels>12</OutputChannels>"
  92                 "<Gain Input=\"0\" Output=\"0\">1</Gain>"
  93                 "<Gain Input=\"0\" Output=\"1\">0</Gain>"
  94                 "<Gain Input=\"0\" Output=\"2\">0</Gain>"
  95                 "<Gain Input=\"0\" Output=\"3\">0</Gain>"
  96                 "<Gain Input=\"0\" Output=\"4\">0</Gain>"
  97                 "<Gain Input=\"0\" Output=\"5\">0</Gain>"
  98                 "<Gain Input=\"0\" Output=\"6\">0</Gain>"
  99                 "<Gain Input=\"0\" Output=\"7\">0</Gain>"
 100                 "<Gain Input=\"0\" Output=\"8\">0</Gain>"
 101                 "<Gain Input=\"0\" Output=\"9\">0</Gain>"
 102                 "<Gain Input=\"0\" Output=\"10\">0</Gain>"
 103                 "<Gain Input=\"0\" Output=\"11\">0</Gain>"
 104                 "<Gain Input=\"1\" Output=\"0\">0</Gain>"
 105                 "<Gain Input=\"1\" Output=\"1\">1</Gain>"
 106                 "<Gain Input=\"1\" Output=\"2\">0</Gain>"
 107                 "<Gain Input=\"1\" Output=\"3\">0</Gain>"
 108                 "<Gain Input=\"1\" Output=\"4\">0</Gain>"
 109                 "<Gain Input=\"1\" Output=\"5\">0</Gain>"
 110                 "<Gain Input=\"1\" Output=\"6\">0</Gain>"
 111                 "<Gain Input=\"1\" Output=\"7\">0</Gain>"
 112                 "<Gain Input=\"1\" Output=\"8\">0</Gain>"
 113                 "<Gain Input=\"1\" Output=\"9\">0</Gain>"
 114                 "<Gain Input=\"1\" Output=\"10\">0</Gain>"
 115                 "<Gain Input=\"1\" Output=\"11\">0</Gain>"
 116                 "</Mapping>"
 117                 "</AudioStream>"
 118                 "<FirstVideo>0</FirstVideo>"
 119                 "</Content>";
 120
 121         shared_ptr<cxml::Document> doc (new cxml::Document);
 122         doc->read_string (xml);
 123
 124         list<string> notes;
 125         shared_ptr<FFmpegContent> content (new FFmpegContent (film, doc, film->state_version(), notes));
 126
 127         /* 25fps content, 25fps DCP */
 128         film->set_video_frame_rate (25);
 129         BOOST_CHECK_EQUAL (content->full_length(), DCPTime::from_seconds (content->video_length() / 25.0));
 130         /* 25fps content, 24fps DCP; length should be increased */
 131         film->set_video_frame_rate (24);
 132         BOOST_CHECK_EQUAL (content->full_length(), DCPTime::from_seconds (content->video_length() / 24.0));
 133         /* 25fps content, 30fps DCP; length should be decreased */
 134         film->set_video_frame_rate (30);
 135         BOOST_CHECK_EQUAL (content->full_length(), DCPTime::from_seconds (content->video_length() / 30.0));
 136         /* 25fps content, 50fps DCP; length should be the same */
 137         film->set_video_frame_rate (50);
 138         BOOST_CHECK_EQUAL (content->full_length(), DCPTime::from_seconds (content->video_length() / 25.0));
 139         /* 25fps content, 60fps DCP; length should be decreased */
 140         film->set_video_frame_rate (60);
 141         BOOST_CHECK_EQUAL (content->full_length(), DCPTime::from_seconds (content->video_length() * (50.0 / 60) / 25.0));
 142 }
 143
 144 /* XXX much more stuff to test */