2 * Register all the grabbing devices.
4 * This file is part of FFmpeg.
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.
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.
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
22 #include "libavformat/avformat.h"
25 #define REGISTER_OUTDEV(X,x) { \
26 extern AVOutputFormat ff_##x##_muxer; \
27 if(CONFIG_##X##_OUTDEV) av_register_output_format(&ff_##x##_muxer); }
28 #define REGISTER_INDEV(X,x) { \
29 extern AVInputFormat ff_##x##_demuxer; \
30 if(CONFIG_##X##_INDEV) av_register_input_format(&ff_##x##_demuxer); }
31 #define REGISTER_INOUTDEV(X,x) REGISTER_OUTDEV(X,x); REGISTER_INDEV(X,x)
33 void avdevice_register_all(void)
35 static int initialized;
42 REGISTER_INOUTDEV (ALSA, alsa);
43 REGISTER_INDEV (BKTR, bktr);
44 REGISTER_INDEV (DV1394, dv1394);
45 REGISTER_INDEV (FBDEV, fbdev);
46 REGISTER_INDEV (JACK, jack);
47 REGISTER_INOUTDEV (OSS, oss);
48 REGISTER_INOUTDEV (SNDIO, sndio);
49 REGISTER_INDEV (V4L2, v4l2);
50 REGISTER_INDEV (V4L, v4l);
51 REGISTER_INDEV (VFWCAP, vfwcap);
52 REGISTER_INDEV (X11_GRAB_DEVICE, x11_grab_device);
54 /* external libraries */
55 REGISTER_INDEV (LIBDC1394, libdc1394);