00001 /* 00002 * Register all the grabbing devices. 00003 * 00004 * This file is part of FFmpeg. 00005 * 00006 * FFmpeg is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU Lesser General Public 00008 * License as published by the Free Software Foundation; either 00009 * version 2.1 of the License, or (at your option) any later version. 00010 * 00011 * FFmpeg is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00014 * Lesser General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU Lesser General Public 00017 * License along with FFmpeg; if not, write to the Free Software 00018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00019 */ 00020 00021 #include "config.h" 00022 #include "libavformat/avformat.h" 00023 #include "avdevice.h" 00024 00025 unsigned avdevice_version(void) 00026 { 00027 return LIBAVDEVICE_VERSION_INT; 00028 } 00029 00030 #define REGISTER_MUXER(X,x) { \ 00031 extern AVOutputFormat x##_muxer; \ 00032 if(CONFIG_##X##_MUXER) av_register_output_format(&x##_muxer); } 00033 #define REGISTER_DEMUXER(X,x) { \ 00034 extern AVInputFormat x##_demuxer; \ 00035 if(CONFIG_##X##_DEMUXER) av_register_input_format(&x##_demuxer); } 00036 #define REGISTER_MUXDEMUX(X,x) REGISTER_MUXER(X,x); REGISTER_DEMUXER(X,x) 00037 00038 void avdevice_register_all(void) 00039 { 00040 static int initialized; 00041 00042 if (initialized) 00043 return; 00044 initialized = 1; 00045 00046 /* devices */ 00047 REGISTER_MUXDEMUX (ALSA, alsa); 00048 REGISTER_MUXDEMUX (AUDIO_BEOS, audio_beos); 00049 REGISTER_DEMUXER (BKTR, bktr); 00050 REGISTER_DEMUXER (DV1394, dv1394); 00051 REGISTER_MUXDEMUX (OSS, oss); 00052 REGISTER_DEMUXER (V4L2, v4l2); 00053 REGISTER_DEMUXER (V4L, v4l); 00054 REGISTER_DEMUXER (VFWCAP, vfwcap); 00055 REGISTER_DEMUXER (X11_GRAB_DEVICE, x11_grab_device); 00056 00057 /* external libraries */ 00058 REGISTER_DEMUXER (LIBDC1394, libdc1394); 00059 }