include/IKeyFrameInfo.h

   1 /*
   2  *      Copyright (C) 2003-2006 Gabest
   3  *      http://www.gabest.org
   4  *
   5  *  This Program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2, or (at your option)
   8  *  any later version.
   9  *
  10  *  This Program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GNU Make; see the file COPYING.  If not, write to
  17  *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  18  *  http://www.gnu.org/copyleft/gpl.html
  19  *
  20  */
  21
  22 #pragma once
  23
  24 [uuid("01A5BBD3-FE71-487C-A2EC-F585918A8724")]
  25 interface IKeyFrameInfo : public IUnknown
  26 {
  27         STDMETHOD (GetKeyFrameCount) (UINT& nKFs) = 0; // returns S_FALSE when every frame is a keyframe
  28         STDMETHOD (GetKeyFrames) (const GUID* pFormat, REFERENCE_TIME* pKFs, UINT& nKFs /* in, out*/) = 0;
  29 };