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/*******************************************************************************
# uvccapture: USB UVC Video Class Snapshot Software #
#This package work with the Logitech UVC based webcams with the mjpeg feature #
# #
# Orginally Copyright (C) 2005 2006 Laurent Pinchart && Michel Xhaard #
# Modifications Copyright (C) 2006 Gabriel A. Devenyi #
# #
# This program is free software; you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation; either version 2 of the License, or #
# (at your option) any later version. #
# #
# This program 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 General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program; if not, write to the Free Software #
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA #
# #
*******************************************************************************/
#define NB_BUFFER 16
#define DHT_SIZE 420
#define V4L2_CID_BACKLIGHT_COMPENSATION (V4L2_CID_PRIVATE_BASE+0)
#define V4L2_CID_POWER_LINE_FREQUENCY (V4L2_CID_PRIVATE_BASE+1)
#define V4L2_CID_SHARPNESS (V4L2_CID_PRIVATE_BASE+2)
#define V4L2_CID_HUE_AUTO (V4L2_CID_PRIVATE_BASE+3)
#define V4L2_CID_FOCUS_AUTO (V4L2_CID_PRIVATE_BASE+4)
#define V4L2_CID_FOCUS_ABSOLUTE (V4L2_CID_PRIVATE_BASE+5)
#define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_PRIVATE_BASE+6)
#define V4L2_CID_PANTILT_RELATIVE (V4L2_CID_PRIVATE_BASE+7)
#define V4L2_CID_PANTILT_RESET (V4L2_CID_PRIVATE_BASE+8)
struct vdIn {
int fd;
char *videodevice;
char *status;
char *pictName;
struct v4l2_capability cap;
struct v4l2_format fmt;
struct v4l2_buffer buf;
struct v4l2_requestbuffers rb;
void *mem[NB_BUFFER];
unsigned char *tmpbuffer;
unsigned char *framebuffer;
int isstreaming;
int grabmethod;
int width;
int height;
int formatIn;
int formatOut;
int framesizeIn;
int signalquit;
int toggleAvi;
int getPict;
};
int init_videoIn (struct vdIn *vd, char *device, int width, int height,
int format, int grabmethod);
int uvcGrab (struct vdIn *vd);
int close_v4l2 (struct vdIn *vd);
int v4l2GetControl (struct vdIn *vd, int control);
int v4l2SetControl (struct vdIn *vd, int control, int value);
int v4l2UpControl (struct vdIn *vd, int control);
int v4l2DownControl (struct vdIn *vd, int control);
int v4l2ToggleControl (struct vdIn *vd, int control);
int v4l2ResetControl (struct vdIn *vd, int control);
int v4l2ResetPanTilt (struct vdIn *vd, int pantilt);
int v4L2UpDownPan (struct vdIn *vd, short inc);
int v4L2UpDownTilt (struct vdIn *vd, short inc);
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