1 /*===========================================================================*
2  * mproto.h								     *
3  *									     *
4  *	basically a lot of miscellaneous prototypes			     *
5  *									     *
6  *===========================================================================*/
7 
8 /*
9  * Copyright (c) 1995 The Regents of the University of California.
10  * All rights reserved.
11  *
12  * Permission to use, copy, modify, and distribute this software and its
13  * documentation for any purpose, without fee, and without written agreement is
14  * hereby granted, provided that the above copyright notice and the following
15  * two paragraphs appear in all copies of this software.
16  *
17  * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
18  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
19  * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
20  * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
21  *
22  * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
23  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
24  * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
25  * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
26  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
27  */
28 
29 /*
30  *  $Header: /n/picasso/project/mm/mpeg/mpeg_dist/mpeg_encode/headers/RCS/mproto.h,v 1.12 1995/03/29 20:14:29 smoot Exp $
31  *  $Log: mproto.h,v $
32  * Revision 1.12  1995/03/29  20:14:29  smoot
33  * deleted unneeded dct prototype
34  *
35  * Revision 1.11  1995/01/19  23:55:02  eyhung
36  * Changed copyrights
37  *
38  * Revision 1.10  1995/01/16  06:20:10  eyhung
39  * Changed ReadYUV to ReadEYUV
40  *
41  * Revision 1.9  1993/07/22  22:24:23  keving
42  * nothing
43  *
44  * Revision 1.8  1993/07/09  00:17:23  keving
45  * nothing
46  *
47  * Revision 1.7  1993/06/03  21:08:53  keving
48  * nothing
49  *
50  * Revision 1.6  1993/02/24  19:13:33  keving
51  * nothing
52  *
53  * Revision 1.5  1993/02/17  23:18:20  dwallach
54  * checkin prior to keving's joining the project
55  *
56  * Revision 1.4  1993/01/18  10:20:02  dwallach
57  * *** empty log message ***
58  *
59  * Revision 1.3  1993/01/18  10:17:29  dwallach
60  * RCS headers installed, code indented uniformly
61  *
62  * Revision 1.3  1993/01/18  10:17:29  dwallach
63  * RCS headers installed, code indented uniformly
64  *
65  */
66 
67 
68 /*==============*
69  * HEADER FILES *
70  *==============*/
71 
72 #include "general.h"
73 #include "ansi.h"
74 #include "bitio.h"
75 
76 
77 #define DCTSIZE2    DCTSIZE*DCTSIZE
78 typedef short DCTELEM;
79 typedef DCTELEM DCTBLOCK[DCTSIZE2];
80 
81 
82 
83 /*===============================*
84  * EXTERNAL PROCEDURE prototypes *
85  *===============================*/
86 
87 /*
88  *  from mbasic.c:
89  */
90 void mp_reset _ANSI_ARGS_((void));
91 void mp_free _ANSI_ARGS_((MpegFrame *mf));
92 MpegFrame *mp_new _ANSI_ARGS_((int fnumber, char type, MpegFrame *oldFrame));
93 void mp_ycc_calc _ANSI_ARGS_((MpegFrame *mf));
94 void mp_dct_blocks _ANSI_ARGS_((MpegFrame *mf));
95 void	AllocDecoded _ANSI_ARGS_((MpegFrame *frame));
96 
97 /*
98  *  from moutput.c:
99  */
100 boolean mp_quant_zig_block _ANSI_ARGS_((Block in, FlatBlock out, int qscale, int iblock));
101 void	UnQuantZig _ANSI_ARGS_((FlatBlock in, Block out, int qscale, boolean iblock));
102 void mp_rle_huff_block _ANSI_ARGS_((FlatBlock in, BitBucket *out));
103 void mp_rle_huff_pblock _ANSI_ARGS_((FlatBlock in, BitBucket *out));
104 void mp_create_blocks _ANSI_ARGS_((MpegFrame *mf));
105 
106 
107 
108 
109 void	ReadEYUV _ANSI_ARGS_((MpegFrame * mf, FILE *fpointer, int width,
110 			    int height));
111 boolean	ReadPPM _ANSI_ARGS_((MpegFrame *mf, FILE *fpointer));
112 void PPMtoYCC _ANSI_ARGS_((MpegFrame * mf));
113 
114 void	MotionSearchPreComputation _ANSI_ARGS_((MpegFrame *frame));
115 boolean	PMotionSearch _ANSI_ARGS_((LumBlock currentBlock, MpegFrame *prev,
116 				   int by, int bx, int *motionY, int *motionX));
117 void	ComputeHalfPixelData _ANSI_ARGS_((MpegFrame *frame));
118 void mp_validate_size _ANSI_ARGS_((int *x, int *y));
119 void AllocYCC _ANSI_ARGS_((MpegFrame * mf));
120 
121 
122 /* jrevdct.c */
123 void init_pre_idct _ANSI_ARGS_((void ));
124 void j_rev_dct_sparse _ANSI_ARGS_((DCTBLOCK data , int pos ));
125 void j_rev_dct _ANSI_ARGS_((DCTBLOCK data ));
126 void j_rev_dct_sparse _ANSI_ARGS_((DCTBLOCK data , int pos ));
127 void j_rev_dct _ANSI_ARGS_((DCTBLOCK data ));
128 
129 /* block.c */
130 void	BlockToData _ANSI_ARGS_((uint8 **data, Block block, int by, int bx));
131 void	AddMotionBlock _ANSI_ARGS_((Block block, uint8 **prev, int by, int bx,
132 		       int my, int mx));
133