v4l2_base.cpp File Reference

#include "v4l2_base.h"
#include "ccvt.h"
#include "eventloop.h"
#include "indidevapi.h"
#include "indilogger.h"
#include "lilxml.h"
#include "pwc-ioctl.h"
#include <iostream>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <assert.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdio.h>
#include <cerrno>
#include <sys/mman.h>
#include <cstring>
#include <asm/types.h>
#include <ctime>
#include <cmath>
#include <sys/time.h>
#include <linux/version.h>

Include dependency graph for v4l2_base.cpp:

Namespaces
	INDI
	Namespace to encapsulate INDI client, drivers, and mediator classes.

Macros
#define	ERRMSGSIZ   1024
#define	CLEAR(x)   memset(&(x), 0, sizeof(x))
#define	XIOCTL(fd, ioctl, arg)   this->xioctl(fd, ioctl, arg, #ioctl)
#define	DBG_STR_PIX   "%c%c%c%c"
#define	DBG_PIX(pf)   ((pf) >> 0) & 0xFF, ((pf) >> 8) & 0xFF, ((pf) >> 16) & 0xFF, ((pf) >> 24) & 0xFF
#define	DBG_STR_FLAGS   "...%c .%c%c%c %c%c.%c .%c%c%c %c%c%c%c"
#define	DBG_FLAGS(b)
#define	DBG_STR_FMT   "%ux%u " DBG_STR_PIX " %scompressed (%ssupported)"
#define	DBG_FMT(f)
#define	DBG_STR_BUF   "#%d " DBG_STR_FLAGS " % 7d bytes %4.4s seq %d:%d stamp %ld.%06ld"
#define	DBG_BUF(b)

Macro Definition Documentation

CLEAR

#define CLEAR

(

x

)

memset(&(x), 0, sizeof(x))

DBG_BUF

#define DBG_BUF

(

b

)

Value:

(b).index, DBG_FLAGS(b), (b).bytesused,                                                                  \
        ((b).memory == V4L2_MEMORY_MMAP) ?                                                                   \
            "mmap" :                                                                                         \
            ((b).memory == V4L2_MEMORY_USERPTR) ? "uptr" :                                                   \
                                                  ((b).memory == 4 /* kernel 3.8.0: V4L2_MEMORY_DMABUF */) ? \
                                                  "dma" :                                                    \
                                                  ((b).memory == V4L2_MEMORY_OVERLAY) ? "over" : "",         \
        (b).sequence, (b).field, (b).timestamp.tv_sec, (b).timestamp.tv_usec

DBG_FLAGS

#define DBG_FLAGS

(

b

)

Value:

/* 0x00010000 */ ((b).flags & V4L2_BUF_FLAG_TSTAMP_SRC_SOE) ? 'S' : 'E',          \
        /* 0x00004000 */ ((b).flags & V4L2_BUF_FLAG_TIMESTAMP_COPY) ? 'c' : '.',      \
        /* 0x00002000 */ ((b).flags & V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC) ? 'm' : '.', \
        /* 0x00001000 */ ((b).flags & V4L2_BUF_FLAG_NO_CACHE_CLEAN) ? 'C' : '.',      \
        /* 0x00000800 */ ((b).flags & V4L2_BUF_FLAG_NO_CACHE_INVALIDATE) ? 'I' : '.', \
        /* 0x00000400 */ ((b).flags & V4L2_BUF_FLAG_PREPARED) ? 'p' : '.',            \
        /* 0x00000100 */ ((b).flags & V4L2_BUF_FLAG_TIMECODE) ? 'T' : '.',            \
        /* 0x00000040 */ ((b).flags & V4L2_BUF_FLAG_ERROR) ? 'E' : '.',               \
        /* 0x00000020 */ ((b).flags & V4L2_BUF_FLAG_BFRAME) ? 'B' : '.',              \
        /* 0x00000010 */ ((b).flags & V4L2_BUF_FLAG_PFRAME) ? 'P' : '.',              \
        /* 0x00000008 */ ((b).flags & V4L2_BUF_FLAG_KEYFRAME) ? 'K' : '.',            \
        /* 0x00000004 */ ((b).flags & V4L2_BUF_FLAG_DONE) ? 'd' : '.',                \
        /* 0x00000002 */ ((b).flags & V4L2_BUF_FLAG_QUEUED) ? 'q' : '.',              \
        /* 0x00000001 */ ((b).flags & V4L2_BUF_FLAG_MAPPED) ? 'm' : '.'

DBG_FMT

#define DBG_FMT

(

f

)

Value:

(f).fmt.pix.width, (f).fmt.pix.height, DBG_PIX((f).fmt.pix.pixelformat), \
        ((f).fmt.pix.flags & V4L2_FMT_FLAG_COMPRESSED) ? "" : "un",          \
        (decoder->issupportedformat((f).fmt.pix.pixelformat) ? "" : "un")

DBG_PIX

#define DBG_PIX

(

pf

)

((pf) >> 0) & 0xFF, ((pf) >> 8) & 0xFF, ((pf) >> 16) & 0xFF, ((pf) >> 24) & 0xFF

DBG_STR_BUF

#define DBG_STR_BUF   "#%d " DBG_STR_FLAGS " % 7d bytes %4.4s seq %d:%d stamp %ld.%06ld"

DBG_STR_FLAGS

#define DBG_STR_FLAGS   "...%c .%c%c%c %c%c.%c .%c%c%c %c%c%c%c"

DBG_STR_FMT

#define DBG_STR_FMT   "%ux%u " DBG_STR_PIX " %scompressed (%ssupported)"

DBG_STR_PIX

#define DBG_STR_PIX   "%c%c%c%c"

ERRMSGSIZ

#define ERRMSGSIZ   1024

XIOCTL

#define XIOCTL	(		fd,
			ioctl,
			arg
	)		this->xioctl(fd, ioctl, arg, #ioctl)