test/low_bitrate_test.cc

   1 /*
   2     Copyright (C) 2021 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21
  22 #include "lib/dcp_video.h"
  23 #include "lib/image.h"
  24 #include "lib/player_video.h"
  25 #include "lib/j2k_encoder_cpu_backend.h"
  26 #include "lib/raw_image_proxy.h"
  27 extern "C" {
  28 #include <libavutil/pixfmt.h>
  29 }
  30 #include <boost/test/unit_test.hpp>
  31 #include <iostream>
  32
  33
  34 using std::make_shared;
  35 using namespace dcpomatic;
  36
  37
  38 BOOST_AUTO_TEST_CASE (low_bitrate_test)
  39 {
  40         auto image = make_shared<Image>(AV_PIX_FMT_RGB24, dcp::Size(1998, 1080), Image::Alignment::PADDED);
  41         image->make_black ();
  42
  43         auto proxy = make_shared<RawImageProxy>(image);
  44
  45         auto frame = make_shared<PlayerVideo>(
  46                 proxy,
  47                 Crop(),
  48                 boost::optional<double>(),
  49                 dcp::Size(1998, 1080),
  50                 dcp::Size(1998, 1080),
  51                 Eyes::BOTH,
  52                 Part::WHOLE,
  53                 boost::optional<ColourConversion>(),
  54                 VideoRange::FULL,
  55                 std::weak_ptr<Content>(),
  56                 boost::optional<Frame>(),
  57                 false
  58                 );
  59
  60         DCPVideo dcp_video(frame, 0, 24, 100000000, Resolution::TWO_K);
  61         J2KEncoderCPUBackend cpu;
  62         auto j2k = cpu.encode(dcp_video);
  63         BOOST_REQUIRE (static_cast<bool>(j2k));
  64         BOOST_REQUIRE (j2k->size() >= 16536);
  65 }
  66
  67