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
|
/*
* ***** BEGIN GPL 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.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 LICENSE BLOCK *****
*
*/
/** \file blender/avi/intern/options.c
* \ingroup avi
*
* This is external code. Sets some compression related options
* (width, height quality, framerate).
*/
#include "AVI_avi.h"
#include "avi_intern.h"
#include "endian.h"
#ifdef WIN32
# include "BLI_winstuff.h"
#endif
/* avi_set_compress_options gets its own file... now don't WE feel important? */
AviError AVI_set_compress_option(AviMovie *movie, int option_type, int stream, AviOption option, void *opt_data)
{
int i;
int useconds;
(void)stream; /* unused */
if (movie->header->TotalFrames != 0) /* Can't change params after we have already started writing frames */
return AVI_ERROR_OPTION;
switch (option_type) {
case AVI_OPTION_TYPE_MAIN:
switch (option) {
case AVI_OPTION_WIDTH:
movie->header->Width = *((int *) opt_data);
movie->header->SuggestedBufferSize = movie->header->Width * movie->header->Height * 3;
for (i = 0; i < movie->header->Streams; i++) {
if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) {
((AviBitmapInfoHeader *) movie->streams[i].sf)->Width = *((int *) opt_data);
movie->streams[i].sh.SuggestedBufferSize = movie->header->SuggestedBufferSize;
movie->streams[i].sh.right = *((int *) opt_data);
((AviBitmapInfoHeader *) movie->streams[i].sf)->SizeImage = movie->header->SuggestedBufferSize;
fseek(movie->fp, movie->offset_table[1 + i * 2 + 1], SEEK_SET);
awrite(movie, movie->streams[i].sf, 1, movie->streams[i].sf_size, movie->fp, AVI_BITMAPH);
}
}
break;
case AVI_OPTION_HEIGHT:
movie->header->Height = *((int *) opt_data);
movie->header->SuggestedBufferSize = movie->header->Width * movie->header->Height * 3;
for (i = 0; i < movie->header->Streams; i++) {
if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) {
((AviBitmapInfoHeader *) movie->streams[i].sf)->Height = *((int *) opt_data);
movie->streams[i].sh.SuggestedBufferSize = movie->header->SuggestedBufferSize;
movie->streams[i].sh.bottom = *((int *) opt_data);
((AviBitmapInfoHeader *) movie->streams[i].sf)->SizeImage = movie->header->SuggestedBufferSize;
fseek(movie->fp, movie->offset_table[1 + i * 2 + 1], SEEK_SET);
awrite(movie, movie->streams[i].sf, 1, movie->streams[i].sf_size, movie->fp, AVI_BITMAPH);
}
}
break;
case AVI_OPTION_QUALITY:
for (i = 0; i < movie->header->Streams; i++) {
if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) {
movie->streams[i].sh.Quality = (*((int *) opt_data)) * 100;
fseek(movie->fp, movie->offset_table[1 + i * 2 + 1], SEEK_SET);
awrite(movie, movie->streams[i].sf, 1, movie->streams[i].sf_size, movie->fp, AVI_BITMAPH);
}
}
break;
case AVI_OPTION_FRAMERATE:
useconds = (int)(1000000 / (*((double *) opt_data)));
if (useconds)
movie->header->MicroSecPerFrame = useconds;
for (i = 0; i < movie->header->Streams; i++) {
if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) {
movie->streams[i].sh.Scale = movie->header->MicroSecPerFrame;
fseek(movie->fp, movie->offset_table[1 + i * 2 + 1], SEEK_SET);
awrite(movie, movie->streams[i].sf, 1, movie->streams[i].sf_size, movie->fp, AVI_BITMAPH);
}
}
}
fseek(movie->fp, movie->offset_table[0], SEEK_SET);
awrite(movie, movie->header, 1, sizeof(AviMainHeader), movie->fp, AVI_MAINH);
break;
case AVI_OPTION_TYPE_STRH:
break;
case AVI_OPTION_TYPE_STRF:
break;
default:
return AVI_ERROR_OPTION;
break;
}
return AVI_ERROR_NONE;
}
|
