1/* 2 * Register all the grabbing devices. 3 * 4 * This file is part of Libav. 5 * 6 * Libav 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 * Libav 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 Libav; 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 "libavformat/avformat.h" 23#include "avdevice.h" 24 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) 32 33void avdevice_register_all(void) 34{ 35 static int initialized; 36 37 if (initialized) 38 return; 39 initialized = 1; 40 41 /* devices */ 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_INDEV (PULSE, pulse); 49 REGISTER_INOUTDEV (SNDIO, sndio); 50 REGISTER_INDEV (V4L2, v4l2); 51#if FF_API_V4L 52 REGISTER_INDEV (V4L, v4l); 53#endif 54 REGISTER_INDEV (VFWCAP, vfwcap); 55 REGISTER_INDEV (X11_GRAB_DEVICE, x11_grab_device); 56 57 /* external libraries */ 58 REGISTER_INDEV (LIBCDIO, libcdio); 59 REGISTER_INDEV (LIBDC1394, libdc1394); 60} 61