vf_showinfo.c File Reference

filter for showing textual video frame information More...

#include "libavutil/adler32.h"
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
#include "libavutil/pixdesc.h"
#include "libavutil/timestamp.h"
#include "avfilter.h"
#include "internal.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	ShowInfoContext

Functions
static av_cold int	init (AVFilterContext *ctx, const char *args)
static int	filter_frame (AVFilterLink *inlink, AVFilterBufferRef *frame)

Variables
static const AVFilterPad	avfilter_vf_showinfo_inputs []
static const AVFilterPad	avfilter_vf_showinfo_outputs []
AVFilter	avfilter_vf_showinfo

Detailed Description

filter for showing textual video frame information

Definition in file vf_showinfo.c.

Function Documentation

static av_cold int init ( AVFilterContext *  ctx, const char *  args  )

static

Definition at line 38 of file vf_showinfo.c.

static int filter_frame ( AVFilterLink *  inlink, AVFilterBufferRef *  frame  )

static

Definition at line 45 of file vf_showinfo.c.

Variable Documentation

const AVFilterPad avfilter_vf_showinfo_inputs[]

static

Initial value:

= {
    {
        .name             = "default",
        .type             = AVMEDIA_TYPE_VIDEO,
        .get_video_buffer = ff_null_get_video_buffer,
        .filter_frame     = filter_frame,
        .min_perms        = AV_PERM_READ,
    },
    { NULL }
}

Definition at line 91 of file vf_showinfo.c.

const AVFilterPad avfilter_vf_showinfo_outputs[]

static

Initial value:

= {
    {
        .name = "default",
        .type = AVMEDIA_TYPE_VIDEO
    },
    { NULL }
}

Definition at line 102 of file vf_showinfo.c.

AVFilter avfilter_vf_showinfo

Initial value:

= {
    .name        = "showinfo",
    .description = NULL_IF_CONFIG_SMALL("Show textual information for each video frame."),

    .priv_size = sizeof(ShowInfoContext),
    .init      = init,

    .inputs    = avfilter_vf_showinfo_inputs,

    .outputs   = avfilter_vf_showinfo_outputs,
}

Definition at line 110 of file vf_showinfo.c.