avdevice/decklink_dec: Used av_parity instead of duplicated function
[ffmpeg.git] / libavdevice / alldevices.c
1 /*
2  * Register all the grabbing devices.
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20
21 #include "config.h"
22 #include "libavutil/thread.h"
23 #include "avdevice.h"
24
25 #define REGISTER_OUTDEV(X, x)                                           \
26     {                                                                   \
27         extern AVOutputFormat ff_##x##_muxer;                           \
28         if (CONFIG_##X##_OUTDEV)                                        \
29             av_register_output_format(&ff_##x##_muxer);                 \
30     }
31
32 #define REGISTER_INDEV(X, x)                                            \
33     {                                                                   \
34         extern AVInputFormat ff_##x##_demuxer;                          \
35         if (CONFIG_##X##_INDEV)                                         \
36             av_register_input_format(&ff_##x##_demuxer);                \
37     }
38
39 #define REGISTER_INOUTDEV(X, x) REGISTER_OUTDEV(X, x); REGISTER_INDEV(X, x)
40
41 static void register_all(void)
42 {
43     /* devices */
44     REGISTER_INOUTDEV(ALSA,             alsa);
45     REGISTER_INDEV   (AVFOUNDATION,     avfoundation);
46     REGISTER_INDEV   (BKTR,             bktr);
47     REGISTER_OUTDEV  (CACA,             caca);
48     REGISTER_INOUTDEV(DECKLINK,         decklink);
49     REGISTER_INOUTDEV(LIBNDI_NEWTEK,    libndi_newtek);
50     REGISTER_INDEV   (DSHOW,            dshow);
51     REGISTER_INOUTDEV(FBDEV,            fbdev);
52     REGISTER_INDEV   (GDIGRAB,          gdigrab);
53     REGISTER_INDEV   (IEC61883,         iec61883);
54     REGISTER_INDEV   (JACK,             jack);
55     REGISTER_INDEV   (KMSGRAB,          kmsgrab);
56     REGISTER_INDEV   (LAVFI,            lavfi);
57     REGISTER_INDEV   (OPENAL,           openal);
58     REGISTER_OUTDEV  (OPENGL,           opengl);
59     REGISTER_INOUTDEV(OSS,              oss);
60     REGISTER_INOUTDEV(PULSE,            pulse);
61     REGISTER_OUTDEV  (SDL2,             sdl2);
62     REGISTER_INOUTDEV(SNDIO,            sndio);
63     REGISTER_INOUTDEV(V4L2,             v4l2);
64     REGISTER_INDEV   (VFWCAP,           vfwcap);
65     REGISTER_INDEV   (XCBGRAB,          xcbgrab);
66     REGISTER_OUTDEV  (XV,               xv);
67
68     /* external libraries */
69     REGISTER_INDEV   (LIBCDIO,          libcdio);
70     REGISTER_INDEV   (LIBDC1394,        libdc1394);
71 }
72
73 void avdevice_register_all(void)
74 {
75     static AVOnce control = AV_ONCE_INIT;
76
77     ff_thread_once(&control, register_all);
78 }