vf_cover_rect.c File Reference

#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "internal.h"
#include "lavfutils.h"

Go to the source code of this file.

Data Structures
struct	CoverContext

Macros
#define	OFFSET(x)   offsetof(CoverContext, x)
#define	FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Enumerations
enum	mode {   MODE_NONE, MODE_RO, MODE_RW, MODE_TOGGLE,   MODE_RANDOM, NB_MODES, MODE_COVER, MODE_BLUR,   NB_MODES, MODE_HARD, MODE_SOFT, MODE_MEDIUM,   MODE_HARD, MODE_SOFT, NB_MODES }

Functions
static int	query_formats (AVFilterContext *ctx)
static int	config_input (AVFilterLink *inlink)
static void	cover_rect (CoverContext *cover, AVFrame *in, int offx, int offy)
static void	blur (CoverContext *cover, AVFrame *in, int offx, int offy)
static int	filter_frame (AVFilterLink *inlink, AVFrame *in)
static av_cold void	uninit (AVFilterContext *ctx)
static av_cold int	init (AVFilterContext *ctx)

Variables
static const AVOption	cover_rect_options []
static const AVClass	cover_rect_class
static const AVFilterPad	cover_rect_inputs []
static const AVFilterPad	cover_rect_outputs []
AVFilter	ff_vf_cover_rect

Macro Definition Documentation

#define OFFSET

(

x

)

offsetof(CoverContext, x)

Definition at line 46 of file vf_cover_rect.c.

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Definition at line 47 of file vf_cover_rect.c.

Enumeration Type Documentation

enum mode

Todo:

switch to dualinput

Enumerator
MODE_NONE
MODE_RO
MODE_RW
MODE_TOGGLE
MODE_RANDOM
NB_MODES
MODE_COVER
MODE_BLUR
NB_MODES
MODE_HARD
MODE_SOFT
MODE_MEDIUM
MODE_HARD
MODE_SOFT
NB_MODES

Definition at line 32 of file vf_cover_rect.c.

Function Documentation

static int query_formats ( AVFilterContext *  ctx )

static

Definition at line 64 of file vf_cover_rect.c.

static int config_input ( AVFilterLink *  inlink )

static

Definition at line 75 of file vf_cover_rect.c.

static void cover_rect ( CoverContext *  cover, AVFrame *  in, int  offx, int  offy  )

static

Definition at line 80 of file vf_cover_rect.c.

Referenced by avfilter_register_all(), and filter_frame().

static void blur ( CoverContext *  cover, AVFrame *  in, int  offx, int  offy  )

static

Definition at line 98 of file vf_cover_rect.c.

Referenced by filter_frame().

static int filter_frame ( AVFilterLink *  inlink, AVFrame *  in  )

static

Definition at line 141 of file vf_cover_rect.c.

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 201 of file vf_cover_rect.c.

static av_cold int init ( AVFilterContext *  ctx )

static

Definition at line 209 of file vf_cover_rect.c.

Variable Documentation

const AVOption cover_rect_options[]

static

Initial value:

= {
    { "cover",  "cover bitmap filename",  OFFSET(cover_filename),  AV_OPT_TYPE_STRING, {.str = NULL}, .flags = FLAGS },
    { "mode", "set removal mode", OFFSET(mode), AV_OPT_TYPE_INT, {.i64 = MODE_BLUR}, 0, NB_MODES - 1, FLAGS, "mode" },
        { "cover", "cover area with bitmap", 0, AV_OPT_TYPE_CONST, {.i64 = MODE_COVER}, INT_MIN, INT_MAX, FLAGS, "mode" },
        { "blur", "blur area", 0, AV_OPT_TYPE_CONST, {.i64 = MODE_BLUR}, INT_MIN, INT_MAX, FLAGS, "mode" },
    { NULL }
}

Definition at line 48 of file vf_cover_rect.c.

const AVClass cover_rect_class

static

Initial value:

= {
    .class_name       = "cover_rect",
    .item_name        = av_default_item_name,
    .option           = cover_rect_options,
    .version          = LIBAVUTIL_VERSION_INT,
    .category         = AV_CLASS_CATEGORY_FILTER,
}

Definition at line 56 of file vf_cover_rect.c.

const AVFilterPad cover_rect_inputs[]

static

Initial value:

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

Definition at line 238 of file vf_cover_rect.c.

const AVFilterPad cover_rect_outputs[]

static

Initial value:

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

Definition at line 248 of file vf_cover_rect.c.

AVFilter ff_vf_cover_rect

Initial value:

= {
    .name            = "cover_rect",
    .description     = NULL_IF_CONFIG_SMALL("Find and cover a user specified object"),
    .priv_size       = sizeof(CoverContext),
    .init            = init,
    .uninit          = uninit,
    .query_formats   = query_formats,
    .inputs          = cover_rect_inputs,
    .outputs         = cover_rect_outputs,
    .priv_class      = &cover_rect_class,
}

Definition at line 256 of file vf_cover_rect.c.