1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
/**
* codecs.c
*
* This is external code. Identify and convert different avi-files.
*
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
#include "AVI_avi.h"
#include "avi_intern.h"
#include "avirgb.h"
#include "mjpeg.h"
#include "rgb32.h"
void *avi_format_convert (AviMovie *movie, int stream, void *buffer, AviFormat from, AviFormat to, int *size) {
if (from == to)
return buffer;
if (from != AVI_FORMAT_RGB24 &&
to != AVI_FORMAT_RGB24)
return avi_format_convert(movie, stream,
avi_format_convert (movie, stream, buffer, from, AVI_FORMAT_RGB24, size),
AVI_FORMAT_RGB24, to, size);
switch (to) {
case AVI_FORMAT_RGB24:
switch (from) {
case AVI_FORMAT_AVI_RGB:
buffer = avi_converter_from_avi_rgb (movie, stream, buffer, size);
break;
case AVI_FORMAT_MJPEG:
buffer = avi_converter_from_mjpeg (movie, stream, buffer, size);
break;
case AVI_FORMAT_RGB32:
buffer = avi_converter_from_rgb32 (movie, stream, buffer, size);
break;
default:
break;
}
break;
case AVI_FORMAT_AVI_RGB:
buffer = avi_converter_to_avi_rgb (movie, stream, buffer, size);
break;
case AVI_FORMAT_MJPEG:
buffer = avi_converter_to_mjpeg (movie, stream, buffer, size);
break;
case AVI_FORMAT_RGB32:
buffer = avi_converter_to_rgb32 (movie, stream, buffer, size);
break;
default:
break;
}
return buffer;
}
int avi_get_data_id (AviFormat format, int stream) {
char fcc[5];
if (avi_get_format_type (format) == FCC("vids"))
sprintf (fcc,"%2.2ddc",stream);
else if (avi_get_format_type (format) == FCC("auds"))
sprintf (fcc,"%2.2ddc",stream);
else
return 0;
return FCC(fcc);
}
int avi_get_format_type (AviFormat format) {
switch (format) {
case AVI_FORMAT_RGB24:
case AVI_FORMAT_RGB32:
case AVI_FORMAT_AVI_RGB:
case AVI_FORMAT_MJPEG:
return FCC("vids");
break;
default:
return 0;
break;
}
}
int avi_get_format_fcc (AviFormat format) {
switch (format) {
case AVI_FORMAT_RGB24:
case AVI_FORMAT_RGB32:
case AVI_FORMAT_AVI_RGB:
return FCC("DIB ");
break;
case AVI_FORMAT_MJPEG:
return FCC("MJPG");
break;
default:
return 0;
break;
}
}
int avi_get_format_compression (AviFormat format) {
switch (format) {
case AVI_FORMAT_RGB24:
case AVI_FORMAT_RGB32:
case AVI_FORMAT_AVI_RGB:
return 0;
break;
case AVI_FORMAT_MJPEG:
return FCC("MJPG");
break;
default:
return 0;
break;
}
}
|
