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       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=2 et sw=2 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
       5             :  * You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #ifndef _ENCODING_CONSTRAINTS_H_
       8             : #define _ENCODING_CONSTRAINTS_H_
       9             : 
      10             : #include <algorithm>
      11             : 
      12             : namespace mozilla
      13             : {
      14             : class EncodingConstraints
      15             : {
      16             : public:
      17           0 :   EncodingConstraints() :
      18             :     maxWidth(0),
      19             :     maxHeight(0),
      20             :     maxFps(0),
      21             :     maxFs(0),
      22             :     maxBr(0),
      23             :     maxPps(0),
      24             :     maxMbps(0),
      25             :     maxCpb(0),
      26             :     maxDpb(0),
      27           0 :     scaleDownBy(1.0)
      28           0 :   {}
      29             : 
      30           0 :   bool operator==(const EncodingConstraints& constraints) const
      31             :   {
      32             :     return
      33           0 :       maxWidth == constraints.maxWidth &&
      34           0 :       maxHeight == constraints.maxHeight &&
      35           0 :       maxFps == constraints.maxFps &&
      36           0 :       maxFs == constraints.maxFs &&
      37           0 :       maxBr == constraints.maxBr &&
      38           0 :       maxPps == constraints.maxPps &&
      39           0 :       maxMbps == constraints.maxMbps &&
      40           0 :       maxCpb == constraints.maxCpb &&
      41           0 :       maxDpb == constraints.maxDpb &&
      42           0 :       scaleDownBy == constraints.scaleDownBy;
      43             :   }
      44             : 
      45             :   /**
      46             :    * This returns true if the constraints affecting resolution are equal.
      47             :    */
      48           0 :   bool ResolutionEquals(const EncodingConstraints& constraints) const
      49             :   {
      50             :     return
      51           0 :       maxWidth == constraints.maxWidth &&
      52           0 :       maxHeight == constraints.maxHeight &&
      53           0 :       maxFs == constraints.maxFs &&
      54           0 :       scaleDownBy == constraints.scaleDownBy;
      55             :   }
      56             : 
      57             :   uint32_t maxWidth;
      58             :   uint32_t maxHeight;
      59             :   uint32_t maxFps;
      60             :   uint32_t maxFs;
      61             :   uint32_t maxBr;
      62             :   uint32_t maxPps;
      63             :   uint32_t maxMbps; // macroblocks per second
      64             :   uint32_t maxCpb; // coded picture buffer size
      65             :   uint32_t maxDpb; // decoded picture buffer size
      66             :   double scaleDownBy; // To preserve resolution
      67             : };
      68             : } // namespace mozilla
      69             : 
      70             : #endif // _ENCODING_CONSTRAINTS_H_