vf_cover_rect.c File Reference

#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "filters.h"
#include "internal.h"
#include "video.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 {   FF_EBUR128_MODE_M = (1 << 0), FF_EBUR128_MODE_S = (1 << 1) | FF_EBUR128_MODE_M, FF_EBUR128_MODE_I = (1 << 2) | FF_EBUR128_MODE_M, FF_EBUR128_MODE_LRA = (1 << 3) | FF_EBUR128_MODE_S,   FF_EBUR128_MODE_SAMPLE_PEAK = (1 << 4) | FF_EBUR128_MODE_M, 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
	AVFILTER_DEFINE_CLASS (cover_rect)
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 AVFilterPad	cover_rect_inputs []
const AVFilter	ff_vf_cover_rect

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(CoverContext, x)

Definition at line 47 of file vf_cover_rect.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Definition at line 48 of file vf_cover_rect.c.

Enumeration Type Documentation

mode

enum mode

Todo:

switch to dualinput

Enumerator
FF_EBUR128_MODE_M	can resurrrect and call ff_ebur128_loudness_momentary
FF_EBUR128_MODE_S	can call ff_ebur128_loudness_shortterm
FF_EBUR128_MODE_I	can call ff_ebur128_loudness_global_* and ff_ebur128_relative_threshold
FF_EBUR128_MODE_LRA	can call ff_ebur128_loudness_range
FF_EBUR128_MODE_SAMPLE_PEAK	can call ff_ebur128_sample_peak
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 33 of file vf_cover_rect.c.

Function Documentation

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

cover_rect

)

config_input()

static int config_input ( AVFilterLink *  inlink )

static

Definition at line 59 of file vf_cover_rect.c.

cover_rect()

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

static

Definition at line 64 of file vf_cover_rect.c.

Referenced by filter_frame().

blur()

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

static

Definition at line 82 of file vf_cover_rect.c.

Referenced by filter_frame().

filter_frame()

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

static

Definition at line 125 of file vf_cover_rect.c.

uninit()

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 189 of file vf_cover_rect.c.

init()

static av_cold int init ( AVFilterContext *  ctx )

static

Definition at line 198 of file vf_cover_rect.c.

Variable Documentation

cover_rect_options

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, .unit = "mode" },
        { "cover", "cover area with bitmap", 0, AV_OPT_TYPE_CONST, {.i64 = MODE_COVER}, INT_MIN, INT_MAX, FLAGS, .unit = "mode" },
        { "blur", "blur area", 0, AV_OPT_TYPE_CONST, {.i64 = MODE_BLUR}, INT_MIN, INT_MAX, FLAGS, .unit = "mode" },
    { NULL }
}

Definition at line 49 of file vf_cover_rect.c.

cover_rect_inputs

const AVFilterPad cover_rect_inputs[]

static

Initial value:

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

Definition at line 227 of file vf_cover_rect.c.

ff_vf_cover_rect

const 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,
    FILTER_INPUTS(cover_rect_inputs),
    FILTER_OUTPUTS(ff_video_default_filterpad),
    FILTER_PIXFMTS(AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVJ420P),
    .priv_class      = &cover_rect_class,
}

Definition at line 236 of file vf_cover_rect.c.