xbmc/utils/StreamUtils.h

   1 /*
   2  *  Copyright (C) 2005-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #pragma once
  10
  11 #include <string>
  12
  13 static constexpr int MP4_BOX_HEADER_SIZE = 8;
  14
  15 class StreamUtils
  16 {
  17 public:
  18   static int GetCodecPriority(const std::string& codec);
  19
  20   /*!
  21    * \brief Make a FourCC code as unsigned integer value
  22    * \param c1 The first FourCC char
  23    * \param c2 The second FourCC char
  24    * \param c3 The third FourCC char
  25    * \param c4 The fourth FourCC char
  26    * \return The FourCC as unsigned integer value
  27    */
  28   static constexpr uint32_t MakeFourCC(char c1, char c2, char c3, char c4)
  29   {
  30     return ((static_cast<uint32_t>(c1) << 24) | (static_cast<uint32_t>(c2) << 16) |
  31             (static_cast<uint32_t>(c3) << 8) | (static_cast<uint32_t>(c4)));
  32   }
  33 };