VFW capture support
[libav.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 #include "avformat.h"
21 #include "avdevice.h"
22
23 #define REGISTER_MUXER(X,x) { \
24 extern AVOutputFormat x##_muxer; \
25 if(ENABLE_##X##_MUXER) av_register_output_format(&x##_muxer); }
26 #define REGISTER_DEMUXER(X,x) { \
27 extern AVInputFormat x##_demuxer; \
28 if(ENABLE_##X##_DEMUXER) av_register_input_format(&x##_demuxer); }
29 #define REGISTER_MUXDEMUX(X,x) REGISTER_MUXER(X,x); REGISTER_DEMUXER(X,x)
30
31 void avdevice_register_all(void)
32 {
33 static int initialized;
34
35 if (initialized)
36 return;
37 initialized = 1;
38
39 /* devices */
40 REGISTER_MUXDEMUX (AUDIO_BEOS, audio_beos);
41 REGISTER_DEMUXER (BKTR, bktr);
42 REGISTER_DEMUXER (DV1394, dv1394);
43 REGISTER_MUXDEMUX (OSS, oss);
44 REGISTER_DEMUXER (V4L2, v4l2);
45 REGISTER_DEMUXER (V4L, v4l);
46 REGISTER_DEMUXER (VFWCAP, vfwcap);
47 REGISTER_DEMUXER (X11_GRAB_DEVICE, x11_grab_device);
48
49 /* external libraries */
50 REGISTER_DEMUXER (LIBDC1394, libdc1394);
51 }