CTIMECOD.H

//=========================================================================== 
// 
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY 
// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE 
// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR 
// PURPOSE. 
// 
// Copyright (c) 1992 - 1997  Microsoft Corporation.  All Rights Reserved. 
// 
//=========================================================================== 
// 
//filename: ctimecod.h 
// 
//header for ctimecod.cpp - basic timecode support class 
// 
// 
// 
#ifndef CTIMECOD_H 
#defineCTIMECOD_H1 
 
#include <vfw.h> 
 
// Timecode framerate definitions 
#define AM_TIMECODE_30DROP0// 30 fps, dropframe 
#define AM_TIMECODE_30NONDROP30// 30 fps, non-dropframe 
#define AM_TIMECODE_2525// 25 fps (PAL) 
#define AM_TIMECODE_2424// 24 fps 
 
// Timecode flag masks: 
#defineAM_TIMECODE_FLAG_FCM0x00000001// Frame code mode: 
//  0=nondrop, 1=drop 
#defineAM_TIMECODE_FLAG_CF0x00000002// color frame flag 
#defineAM_TIMECODE_FLAG_FIELD0x00000004// field flag 
#defineAM_TIMECODE_FLAG_DF0x00000008// drop frame flag -  
//  from flags in actual 
//  timecode 
#defineAM_TIMECODE_COLORFRAME0x000000f0// which frame in color  
//  sequence 
#defineAM_TIMECODE_COLORSEQUENCE0x00000f00// duration in frames of  
//  complete sequence 
#defineAM_TIMECODE_FILMSEQUENCE_TYPE0x0000f000// One of FILM_SEQUENCE_XXX 
//  defines 
// upper 16 bits are reserved for future use - set to 0 
 
// for informational purposes: 
#define FILM_SEQUENCE_NONE       0 
#define FILM_SEQUENCE_AABBBCCDDD 1 
#define FILM_SEQUENCE_AAABBCCCDD 2 
 
 
// 
//The timecode support class 
// 
class CTimecode { 
public: 
 
// convert HH:MM:SS:FFs to binary.  Args are pointer to null-terminated 
//"HH:MM:SS:FF' string and frame code mode:MC_FORMAT_SMPTE_30 || 
//MC_FORMAT_SMPTE_30DROP 
DWORD ConvertStringToTimecode(TCHAR *lpszTimecode,  
PTIMECODE_SAMPLE pTimecodeSample); 
 
// convert binary frames to HH:MM:SS:FFs.  NOTE: 
//DF algorithm does not account for mathematicaly-generated 
//values, i.e., assumes all binary values came from Ascii-converted 
//DF values. 
DWORD ConvertTimecodeToString(PTIMECODE_SAMPLE pTimecodeSample,  
TCHAR *lpszTimecode); 
}; 
 
#endif// #ifndef CTIMECOD_H 
// eof ctimecod.h