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
|
/*
* probe_bktr.c
*
* Copyright (C) Jacob Meuser - December 2004
*
* This file is part of transcode, a video stream processing tool
*
* transcode 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, or (at your option)
* any later version.
*
* transcode 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 GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include "transcode.h"
#include "tcinfo.h"
#include "ioaux.h"
#include "tc.h"
#include "libtc/libtc.h"
#ifdef HAVE_BKTR
#include <sys/ioctl.h>
#ifdef HAVE_DEV_IC_BT8XX_H
#include <dev/ic/bt8xx.h>
#endif
#ifdef HAVE_DEV_BKTR_IOCTL_BT848_H
#include <dev/bktr/ioctl_meteor.h>
#include <dev/bktr/ioctl_bt848.h>
#endif
#ifdef HAVE_MACHINE_IOCTL_BT848_H
#include <machine/ioctl_meteor.h>
#include <machine/ioctl_bt848.h>
#endif
void
probe_bktr(info_t * ipipe)
{
struct bktr_capture_area caparea;
unsigned short status, fps;
close(ipipe->fd_in);
ipipe->fd_in = open(ipipe->name, O_RDONLY, 0);
if (ipipe->fd_in < 0) {
tc_log_error(__FILE__, "cannot open device: %s", strerror(errno));
goto error;
}
/* try a bktr ioctl */
if (ipipe->verbose & TC_DEBUG)
tc_log_msg(__FILE__, "checking if bktr ioctls are supported...");
if (ioctl(ipipe->fd_in, METEORSTATUS, &status) < 0) {
if (ipipe->verbose & TC_DEBUG)
tc_log_msg(__FILE__, "... no");
goto error;
} else {
if (ipipe->verbose & TC_DEBUG)
tc_log_msg(__FILE__, "... yes");
}
if (ioctl(ipipe->fd_in, BT848_GCAPAREA, &caparea) < 0) {
tc_log_perror(__FILE__, "BT848_GCAPAREA");
goto error;
}
ipipe->probe_info->width = caparea.x_size;
ipipe->probe_info->height = caparea.y_size;
if (ioctl(ipipe->fd_in, METEORGFPS, &fps) < 0) {
tc_log_perror(__FILE__, "METEORGFPS");
goto error;
}
ipipe->probe_info->fps = fps;
switch(fps) {
case 30:
ipipe->probe_info->frc = 4;
break;
case 25:
ipipe->probe_info->frc = 3;
break;
default:
break;
}
ipipe->probe_info->magic = TC_MAGIC_BKTR_VIDEO;
return;
error:
ipipe->error = 1;
ipipe->probe_info->codec = TC_CODEC_UNKNOWN;
ipipe->probe_info->magic = TC_MAGIC_UNKNOWN;
return;
}
#else /* HAVE_BKTR */
void
probe_bktr(info_t * ipipe)
{
tc_log_error(__FILE__, "No support for bktr compiled in");
ipipe->probe_info->codec = TC_CODEC_UNKNOWN;
ipipe->probe_info->magic = TC_MAGIC_UNKNOWN;
}
#endif
|
