vf_xmedian.c File Reference

#include "libavutil/avstring.h"
#include "libavutil/imgutils.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/qsort.h"
#include "avfilter.h"
#include "filters.h"
#include "formats.h"
#include "internal.h"
#include "framesync.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	XMedianContext
struct	ThreadData
	Used for passing data between threads. More...

Macros
#define	OFFSET(x)   offsetof(XMedianContext, x)
#define	FLAGS   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM
#define	TFLAGS   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_RUNTIME_PARAM

Functions
static int	query_formats (AVFilterContext *ctx)
static av_cold int	init (AVFilterContext *ctx)
static int	comparei (const void *p1, const void *p2)
static int	median_frames16 (AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
static int	median_frames8 (AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
static int	process_frame (FFFrameSync *fs)
static int	config_output (AVFilterLink *outlink)
static av_cold void	uninit (AVFilterContext *ctx)
static int	activate (AVFilterContext *ctx)
static int	process_command (AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags)

Variables
static const AVOption	xmedian_options []
static const AVFilterPad	outputs []

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(XMedianContext, x)

Definition at line 372 of file vf_xmedian.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM

Definition at line 373 of file vf_xmedian.c.

TFLAGS

#define TFLAGS   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 374 of file vf_xmedian.c.

Function Documentation

query_formats()

static int query_formats ( AVFilterContext *  ctx )

static

Definition at line 59 of file vf_xmedian.c.

init()

static av_cold int init ( AVFilterContext *  ctx )

static

Definition at line 96 of file vf_xmedian.c.

comparei()

static int comparei ( const void *  p1, const void *  p2  )

static

Definition at line 138 of file vf_xmedian.c.

Referenced by median_frames16(), and median_frames8().

median_frames16()

static int median_frames16 ( AVFilterContext *  ctx, void *  arg, int  jobnr, int  nb_jobs  )

static

Definition at line 145 of file vf_xmedian.c.

Referenced by config_output().

median_frames8()

static int median_frames8 ( AVFilterContext *  ctx, void *  arg, int  jobnr, int  nb_jobs  )

static

Definition at line 190 of file vf_xmedian.c.

Referenced by config_output().

process_frame()

static int process_frame ( FFFrameSync *  fs )

static

Definition at line 233 of file vf_xmedian.c.

Referenced by config_output().

config_output()

static int config_output ( AVFilterLink *  outlink )

static

Definition at line 266 of file vf_xmedian.c.

uninit()

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 335 of file vf_xmedian.c.

activate()

static int activate ( AVFilterContext *  ctx )

static

Definition at line 348 of file vf_xmedian.c.

process_command()

static int process_command ( AVFilterContext *  ctx, const char *  cmd, const char *  args, char *  res, int  res_len, int  flags  )

static

Definition at line 354 of file vf_xmedian.c.

Variable Documentation

xmedian_options

const AVOption xmedian_options[]

static

Initial value:

= {
    { "inputs", "set number of inputs", OFFSET(nb_inputs), AV_OPT_TYPE_INT, {.i64=3},  3, 255, .flags = FLAGS },
    { "planes", "set planes to filter", OFFSET(planes),    AV_OPT_TYPE_INT, {.i64=15}, 0,  15, .flags =TFLAGS },
    { "percentile", "set percentile",   OFFSET(percentile),AV_OPT_TYPE_FLOAT,{.dbl=0.5}, 0, 1, .flags =TFLAGS },
    { NULL },
}

Definition at line 376 of file vf_xmedian.c.

outputs

const AVFilterPad outputs[]

static

Initial value:

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

Definition at line 383 of file vf_xmedian.c.