1 /* 2 * This file is part of FFmpeg. 3 * 4 * FFmpeg is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2.1 of the License, or (at your option) any later version. 8 * 9 * FFmpeg is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with FFmpeg; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 19 #ifndef AVDEVICE_V4L2_COMMON_H 20 #define AVDEVICE_V4L2_COMMON_H 21 22 #undef __STRICT_ANSI__ //workaround due to broken kernel headers 23 #include "config.h" 24 #include <stdint.h> 25 #include <unistd.h> 26 #include <fcntl.h> 27 #include <sys/ioctl.h> 28 #include <sys/mman.h> 29 #include <sys/time.h> 30 #if HAVE_SYS_VIDEOIO_H 31 #include <sys/videoio.h> 32 #else 33 #if HAVE_ASM_TYPES_H 34 #include <asm/types.h> 35 #endif 36 #include <linux/videodev2.h> 37 #endif 38 #include "libavutil/pixfmt.h" 39 #include "libavcodec/codec_id.h" 40 41 struct fmt_map { 42 enum AVPixelFormat ff_fmt; 43 enum AVCodecID codec_id; 44 uint32_t v4l2_fmt; 45 }; 46 47 extern const struct fmt_map ff_fmt_conversion_table[]; 48 49 uint32_t ff_fmt_ff2v4l(enum AVPixelFormat pix_fmt, enum AVCodecID codec_id); 50 enum AVPixelFormat ff_fmt_v4l2ff(uint32_t v4l2_fmt, enum AVCodecID codec_id); 51 enum AVCodecID ff_fmt_v4l2codec(uint32_t v4l2_fmt); 52 53 #endif /* AVDEVICE_V4L2_COMMON_H */ 54