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fbdev_dec.c File Reference

Linux framebuffer input device, inspired by code from fbgrab.c by Gunnar Monell. More...

#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <time.h>
#include <linux/fb.h>
#include "libavutil/internal.h"
#include "libavutil/log.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "libavutil/parseutils.h"
#include "libavutil/pixdesc.h"
#include "libavformat/internal.h"
#include "avdevice.h"
#include "fbdev_common.h"

Go to the source code of this file.

Data Structures

struct  FBDevContext


#define OFFSET(x)   offsetof(FBDevContext, x)


static av_cold int fbdev_read_header (AVFormatContext *avctx)
static int fbdev_read_packet (AVFormatContext *avctx, AVPacket *pkt)
static av_cold int fbdev_read_close (AVFormatContext *avctx)
static int fbdev_get_device_list (AVFormatContext *s, AVDeviceInfoList *device_list)


static const AVOption options []
static const AVClass fbdev_class
AVInputFormat ff_fbdev_demuxer

Detailed Description

Linux framebuffer input device, inspired by code from fbgrab.c by Gunnar Monell.

See Also

Definition in file fbdev_dec.c.

Macro Definition Documentation

#define OFFSET (   x)    offsetof(FBDevContext, x)

Definition at line 220 of file fbdev_dec.c.


Definition at line 221 of file fbdev_dec.c.

Function Documentation

static av_cold int fbdev_read_header ( AVFormatContext avctx)

Definition at line 65 of file fbdev_dec.c.

static int fbdev_read_packet ( AVFormatContext avctx,
AVPacket pkt 

Definition at line 151 of file fbdev_dec.c.

static av_cold int fbdev_read_close ( AVFormatContext avctx)

Definition at line 205 of file fbdev_dec.c.

static int fbdev_get_device_list ( AVFormatContext s,
AVDeviceInfoList device_list 

Definition at line 215 of file fbdev_dec.c.

Variable Documentation

const AVOption options[]
Initial value:
= {
{ "framerate","", OFFSET(framerate_q), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT_MAX, DEC },
{ NULL },
#define DEC
Definition: fbdev_dec.c:221
#define NULL
Definition: coverity.c:32
#define OFFSET(x)
Definition: fbdev_dec.c:220
offset must point to AVRational
Definition: opt.h:235

Definition at line 222 of file fbdev_dec.c.

const AVClass fbdev_class
Initial value:
= {
.class_name = "fbdev indev",
.item_name = av_default_item_name,
.option = options,
Definition: version.h:70
static const AVOption options[]
Definition: fbdev_dec.c:222

Definition at line 227 of file fbdev_dec.c.

AVInputFormat ff_fbdev_demuxer
Initial value:
= {
.name = "fbdev",
.long_name = NULL_IF_CONFIG_SMALL("Linux framebuffer"),
.priv_data_size = sizeof(FBDevContext),
.priv_class = &fbdev_class,
static const AVClass fbdev_class
Definition: fbdev_dec.c:227
static av_cold int read_close(AVFormatContext *ctx)
Definition: libcdio.c:145
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:176
static int fbdev_read_packet(AVFormatContext *avctx, AVPacket *pkt)
Definition: fbdev_dec.c:151
static av_cold int fbdev_read_close(AVFormatContext *avctx)
Definition: fbdev_dec.c:205
static int read_header(FFV1Context *f)
Definition: ffv1dec.c:638
static int read_packet(void *opaque, uint8_t *buf, int buf_size)
Definition: avio_reading.c:42
static int fbdev_get_device_list(AVFormatContext *s, AVDeviceInfoList *device_list)
Definition: fbdev_dec.c:215
static int get_device_list(AVOpenCLDeviceList *device_list)
Definition: opencl.c:189
static int flags
Definition: cpu.c:47
Demuxer will use avio_open, no opened file should be provided by the caller.
Definition: avformat.h:476
static av_cold int fbdev_read_header(AVFormatContext *avctx)
Definition: fbdev_dec.c:65

Definition at line 235 of file fbdev_dec.c.