Blame |
Last modification |
View Log
| RSS feed
/*
* Copyright (c) 1994 by Gregory P. Ward.
* All rights reserved.
*
* This file is part of the MNI front end of the Berkeley MPEG decoder.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose, without fee, and without written agreement is
* hereby granted, provided that the above copyright notice and the following
* two paragraphs appear in all copies of this software.
*
* IN NO EVENT SHALL THE AUTHOR BE LIABLE TO ANY PARTY FOR DIRECT,
* INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
* OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE
* UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* THE AUTHOR SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT
* NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER
* IS ON AN "AS IS" BASIS, AND THE AUTHOR HAS NO OBLIGATION TO PROVIDE
* MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*/
/*
* Portions of this software Copyright (c) 1995 Brown University.
* All rights reserved.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose, without fee, and without written agreement
* is hereby granted, provided that the above copyright notice and the
* following two paragraphs appear in all copies of this software.
*
* IN NO EVENT SHALL BROWN UNIVERSITY BE LIABLE TO ANY PARTY FOR DIRECT,
* INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
* OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF BROWN
* UNIVERSITY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* BROWN UNIVERSITY SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS"
* BASIS, AND BROWN UNIVERSITY HAS NO OBLIGATION TO PROVIDE MAINTENANCE,
* SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*/
/*
*
* Original C version by Greg Ward <greg@pet.mni.mcgill.ca>,
* reentrant C++ version by Loring Holden <lsh@cs.brown.edu>
*
*/
#ifndef CPLUSPLUS_MPEG_WRAPPER
#include <stdio.h>
#include <errno.h>
#include <string.h>
extern "C" {
#include "video.h"
}
#include "ANIMbase.H"
#ifndef __STDC__
#define __STDC__
#endif
extern "C" {
#include "proto.h"
}
#undef const
extern "C" {
#include "dither.h"
#include "mpeg.h"
}
#undef const
const int BUF_LENGTH=100000;
class ANIMmpeg : public ANIMbase {
public:
ANIMmpeg(const char * const inFileName); //Makes a copy of the filename
ANIMmpeg(const ANIMmpeg& rhs); //Copy constructor (same
//movie, but at start)
virtual void newMovie(const char * const infile);
virtual Boolean open();
virtual void rewind();
virtual Boolean GetFrame(char **Frame, Boolean *newFrame);
virtual ~ANIMmpeg();
virtual void InitDither(unsigned long red_mask=0xff,
unsigned long green_mask=0xff00,
unsigned long blue_mask=0xff0000);
int BlockHeight; // in Macroblocks
int BlockWidth;
int Depth; // image depth (bits)
int PixelSize; // bits actually stored per pixel
int BitmapPad; // "quantum" of a scanline -- each scanline
// starts on an even interval of this
// many bits
int PictureRate; // required number of frames/sec [?]
int BitRate; // ???
private:
VidStream *vid_stream; // Pointer to the vid stream itself
void init(); // initialize the object
static void *RunDecode(void *ptr, void *ptr2); //Does the decoding
static int numMovies; // Total number of movies so far
void GetInfo();
void InitStream();
};
#define CPLUSPLUS_MPEG_WRAPPER
#endif