bktr.c File Reference

Go to the source code of this file.

Classes
struct	VideoData
Functions
static void	catchsignal (int signal)
static int	bktr_init (const char *video_device, int width, int height, int format, int *video_fd, int *tuner_fd, int idev, double frequency)
static void	bktr_getframe (u_int64_t per_frame)
static int	grab_read_packet (AVFormatContext *s1, AVPacket *pkt)
static int	grab_read_header (AVFormatContext *s1, AVFormatParameters *ap)
static int	grab_read_close (AVFormatContext *s1)
Variables
static int	bktr_dev []
uint8_t *	video_buf
size_t	video_buf_size
u_int64_t	last_frame_time
volatile sig_atomic_t	nsignals
AVInputFormat	bktr_demuxer

---

Function Documentation

static void catchsignal

(

int

signal

)

[static]

Definition at line 83 of file bktr.c.

Referenced by bktr_init().

static int bktr_init	(	const char *	video_device,
		int	width,
		int	height,
		int	format,
		int *	video_fd,
		int *	tuner_fd,
		int	idev,
		double	frequency
	)			[static]

Definition at line 89 of file bktr.c.

Referenced by grab_read_header().

static void bktr_getframe

(

u_int64_t

per_frame

)

[static]

Definition at line 203 of file bktr.c.

Referenced by grab_read_packet().

static int grab_read_packet	(	AVFormatContext *	s1,
		AVPacket *	pkt
	)			[static]

Definition at line 223 of file bktr.c.

static int grab_read_header	(	AVFormatContext *	s1,
		AVFormatParameters *	ap
	)			[static]

Definition at line 238 of file bktr.c.

static int grab_read_close

(

AVFormatContext *

s1

)

[static]

Definition at line 293 of file bktr.c.

---

Variable Documentation

int bktr_dev[] [static]

Initial value:

 { METEOR_DEV0, METEOR_DEV1, METEOR_DEV2,
    METEOR_DEV3, METEOR_DEV_SVIDEO }

Definition at line 74 of file bktr.c.

Referenced by bktr_init().

uint8_t* video_buf

Definition at line 77 of file bktr.c.

Referenced by bktr_init(), grab_read_close(), and grab_read_packet().

size_t video_buf_size

Definition at line 78 of file bktr.c.

Referenced by bktr_init(), grab_read_close(), and grab_read_packet().

u_int64_t last_frame_time

Definition at line 79 of file bktr.c.

Referenced by bktr_getframe(), and grab_read_header().

volatile sig_atomic_t nsignals

Definition at line 80 of file bktr.c.

Referenced by bktr_getframe(), catchsignal(), and grab_read_header().

AVInputFormat bktr_demuxer

Initial value:

 {
    "bktr",
    "video grab",
    sizeof(VideoData),
    NULL,
    grab_read_header,
    grab_read_packet,
    grab_read_close,
    .flags = AVFMT_NOFILE,
}

Definition at line 311 of file bktr.c.