git.sesse.net Git - casparcg/blob - core/video_format.cpp

   1 /*
   2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
   3 *
   4 * This file is part of CasparCG (www.casparcg.com).
   5 *
   6 * CasparCG 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 3 of the License, or
   9 * (at your option) any later version.
  10 *
  11 * CasparCG 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 CasparCG. If not, see <http://www.gnu.org/licenses/>.
  18 *
  19 * Author: Robert Nagy, ronag89@gmail.com
  20 */
  21
  22 #include "StdAfx.h"
  23
  24 #include "video_format.h"
  25
  26 #include <boost/algorithm/string.hpp>
  27 #include <boost/assign.hpp>
  28
  29 namespace caspar { namespace core {
  30
  31 const std::vector<video_format_desc> format_descs = boost::assign::list_of
  32         (video_format_desc(video_format::pal,                    720,  576, 1024, 576,  field_mode::upper,                         25,     1, L"PAL",           boost::assign::list_of<int>(3840)                        ))
  33         (video_format_desc(video_format::ntsc,                   720,  486,  720, 540,  field_mode::lower,                      30000,  1001, L"NTSC",          boost::assign::list_of<int>(3204)(3202)(3204)(3202)(3204)))
  34         (video_format_desc(video_format::x576p2500,              720,  576,  720, 576,  field_mode::progressive,           25,     1, L"576p2500",      boost::assign::list_of<int>(3840)                        ))
  35         (video_format_desc(video_format::x720p2398,             1280,  720, 1280, 720,  field_mode::progressive,        24000,  1001, L"720p2398",      boost::assign::list_of<int>(4004)                        ))
  36         (video_format_desc(video_format::x720p2400,             1280,  720, 1280, 720,  field_mode::progressive,           24,     1, L"720p2400",      boost::assign::list_of<int>(4000)                        ))
  37         (video_format_desc(video_format::x720p2500,             1280,  720, 1280, 720,  field_mode::progressive,           25,     1, L"720p2500",      boost::assign::list_of<int>(3840)                        ))
  38         (video_format_desc(video_format::x720p5000,             1280,  720, 1280, 720,  field_mode::progressive,           50,     1, L"720p5000",      boost::assign::list_of<int>(1920)                        ))
  39         (video_format_desc(video_format::x720p2997,             1280,  720, 1280, 720,  field_mode::progressive,        30000,  1001, L"720p2997",      boost::assign::list_of<int>(3204)(3202)(3204)(3202)(3204)))
  40         (video_format_desc(video_format::x720p5994,             1280,  720, 1280, 720,  field_mode::progressive,        60000,  1001, L"720p5994",      boost::assign::list_of<int>(1602)(1601)(1602)(1601)(1602)))
  41         (video_format_desc(video_format::x720p3000,             1280,  720, 1280, 720,  field_mode::progressive,           30,     1, L"720p3000",      boost::assign::list_of<int>(3200)                        ))
  42         (video_format_desc(video_format::x720p6000,             1280,  720, 1280, 720,  field_mode::progressive,           60,     1, L"720p6000",      boost::assign::list_of<int>(1600)                        ))
  43         (video_format_desc(video_format::x1080p2398,    1920, 1080, 1920, 1080, field_mode::progressive,        24000,  1001, L"1080p2398",     boost::assign::list_of<int>(4004)                        ))
  44         (video_format_desc(video_format::x1080p2400,    1920, 1080, 1920, 1080, field_mode::progressive,           24,     1, L"1080p2400",     boost::assign::list_of<int>(4000)                        ))
  45         (video_format_desc(video_format::x1080i5000,    1920, 1080, 1920, 1080, field_mode::upper,                         25,     1, L"1080i5000",     boost::assign::list_of<int>(3840)                        ))
  46         (video_format_desc(video_format::x1080i5994,    1920, 1080, 1920, 1080, field_mode::upper,                      30000,  1001, L"1080i5994",     boost::assign::list_of<int>(3204)(3202)(3204)(3202)(3204)))
  47         (video_format_desc(video_format::x1080i6000,    1920, 1080, 1920, 1080, field_mode::upper,                         30,     1, L"1080i6000",     boost::assign::list_of<int>(3200)                        ))
  48         (video_format_desc(video_format::x1080p2500,    1920, 1080, 1920, 1080, field_mode::progressive,           25,     1, L"1080p2500",     boost::assign::list_of<int>(3840)                        ))
  49         (video_format_desc(video_format::x1080p2997,    1920, 1080, 1920, 1080, field_mode::progressive,        30000,  1001, L"1080p2997",     boost::assign::list_of<int>(3204)(3202)(3204)(3202)(3204)))
  50         (video_format_desc(video_format::x1080p3000,    1920, 1080, 1920, 1080, field_mode::progressive,           30,     1, L"1080p3000",     boost::assign::list_of<int>(3200)                        ))
  51         (video_format_desc(video_format::x1080p5000,    1920, 1080, 1920, 1080, field_mode::progressive,           50,     1, L"1080p5000",     boost::assign::list_of<int>(1920)                        ))
  52         (video_format_desc(video_format::x1080p5994,    1920, 1080, 1920, 1080, field_mode::progressive,        60000,  1001, L"1080p5994",     boost::assign::list_of<int>(1602)(1601)(1602)(1601)(1602)))
  53         (video_format_desc(video_format::x1080p6000,    1920, 1080, 1920, 1080, field_mode::progressive,           60,     1, L"1080p6000",     boost::assign::list_of<int>(1600)                        ))
  54         (video_format_desc(video_format::invalid,                  0,    0,    0,        0, field_mode::progressive,        1,     1, L"invalid",       boost::assign::list_of<int>(1)                           ));
  55
  56 video_format_desc::video_format_desc(video_format format,
  57                                         int width,
  58                                         int height,
  59                                         int square_width,
  60                                         int square_height,
  61                                         core::field_mode field_mode,
  62                                         int time_scale,
  63                                         int duration,
  64                                         const std::wstring& name,
  65                                         const std::vector<int>& audio_cadence)
  66         : format(format)
  67         , width(width)
  68         , height(height)
  69         , square_width(square_width)
  70         , square_height(square_height)
  71         , field_mode(field_mode)
  72         , fps((double)time_scale/(double)duration)
  73         , time_scale(time_scale)
  74         , duration(duration)
  75         , field_count(field_mode == field_mode::progressive ? 1 : 2)
  76         , size(width*height*4)
  77         , name(name)
  78         , audio_sample_rate(48000)
  79         , audio_channels(2)
  80         , audio_cadence(audio_cadence)
  81 {
  82 }
  83
  84 video_format_desc::video_format_desc(video_format format)
  85         : format(video_format::invalid)
  86         , field_mode(field_mode::empty)
  87 {
  88         *this = format_descs.at(format.value());
  89 }
  90
  91 video_format_desc::video_format_desc(const std::wstring& name)
  92         : format(video_format::invalid)
  93         , field_mode(field_mode::empty)
  94 {
  95         *this = video_format_desc(video_format::invalid);
  96         for(auto it = std::begin(format_descs); it != std::end(format_descs)-1; ++it)
  97         {
  98                 if(boost::iequals(it->name, name))
  99                 {
 100                         *this = *it;
 101                         break;
 102                 }
 103         }
 104 }
 105
 106 bool operator==(const video_format_desc& lhs, const video_format_desc& rhs)
 107 {
 108         return lhs.format == rhs.format;
 109 }
 110
 111 bool operator!=(const video_format_desc& lhs, const video_format_desc& rhs)
 112 {
 113         return !(lhs == rhs);
 114 }
 115
 116 std::wostream& operator<<(std::wostream& out, const video_format_desc& format_desc)
 117 {
 118         out << format_desc.name.c_str();
 119         return out;
 120 }
 121
 122
 123 }}
 124