ffmpeg/libavdevice/alldevices.c

66 lines
2.5 KiB
C
Raw Normal View History

/*
* Register all the grabbing devices.
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "libavformat/avformat.h"
#include "avdevice.h"
#define REGISTER_OUTDEV(X, x) \
{ \
extern AVOutputFormat ff_##x##_muxer; \
if (CONFIG_##X##_OUTDEV) \
av_register_output_format(&ff_##x##_muxer); \
}
#define REGISTER_INDEV(X, x) \
{ \
extern AVInputFormat ff_##x##_demuxer; \
if (CONFIG_##X##_INDEV) \
av_register_input_format(&ff_##x##_demuxer); \
}
#define REGISTER_INOUTDEV(X, x) REGISTER_OUTDEV(X, x); REGISTER_INDEV(X, x)
void avdevice_register_all(void)
{
static int initialized;
if (initialized)
return;
initialized = 1;
/* devices */
REGISTER_INOUTDEV(ALSA, alsa);
REGISTER_INDEV (BKTR, bktr);
REGISTER_INDEV (DV1394, dv1394);
REGISTER_INDEV (FBDEV, fbdev);
REGISTER_INDEV (JACK, jack);
REGISTER_INOUTDEV(OSS, oss);
REGISTER_INDEV (PULSE, pulse);
REGISTER_INOUTDEV(SNDIO, sndio);
REGISTER_INDEV (V4L2, v4l2);
REGISTER_INDEV (VFWCAP, vfwcap);
REGISTER_INDEV (X11GRAB, x11grab);
/* external libraries */
REGISTER_INDEV (LIBCDIO, libcdio);
REGISTER_INDEV (LIBDC1394, libdc1394);
}