vf_neighbor.c File Reference

#include "config_components.h"
#include "libavutil/imgutils.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/pixdesc.h"
#include "libavutil/opt.h"
#include "avfilter.h"
#include "filters.h"
#include "video.h"

Go to the source code of this file.

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

Macros
#define	OFFSET(x)
#define	FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
#define	DEFINE_NEIGHBOR_FILTER(name_, description_, priv_class_)
#define	DEINFLATE_OPTIONS_OFFSET   (CONFIG_EROSION_FILTER || CONFIG_DILATION_FILTER)

Functions
static void	erosion (uint8_t *dst, const uint8_t *p1, int width, int threshold, const uint8_t *coordinates[], int coord, int maxc)
static void	erosion16 (uint8_t *dstp, const uint8_t *p1, int width, int threshold, const uint8_t *coordinates[], int coord, int maxc)
static void	dilation (uint8_t *dst, const uint8_t *p1, int width, int threshold, const uint8_t *coordinates[], int coord, int maxc)
static void	dilation16 (uint8_t *dstp, const uint8_t *p1, int width, int threshold, const uint8_t *coordinates[], int coord, int maxc)
static void	deflate (uint8_t *dst, const uint8_t *p1, int width, int threshold, const uint8_t *coordinates[], int coord, int maxc)
static void	deflate16 (uint8_t *dstp, const uint8_t *p1, int width, int threshold, const uint8_t *coordinates[], int coord, int maxc)
static void	inflate (uint8_t *dst, const uint8_t *p1, int width, int threshold, const uint8_t *coordinates[], int coord, int maxc)
static void	inflate16 (uint8_t *dstp, const uint8_t *p1, int width, int threshold, const uint8_t *coordinates[], int coord, int maxc)
static int	config_input (AVFilterLink *inlink)
static int	filter_slice (AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
static int	filter_frame (AVFilterLink *inlink, AVFrame *in)
	AVFILTER_DEFINE_CLASS_EXT (erosion_dilation, "erosion/dilation", options)
	AVFILTER_DEFINE_CLASS_EXT (deflate_inflate, "deflate/inflate", &options[DEINFLATE_OPTIONS_OFFSET])

Variables
static enum AVPixelFormat	pix_fmts []
static const AVFilterPad	neighbor_inputs []
static const AVOption	options []

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

Value:

offsetof(NContext, x)

Definition at line 343 of file vf_neighbor.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 344 of file vf_neighbor.c.

DEFINE_NEIGHBOR_FILTER

#define DEFINE_NEIGHBOR_FILTER	(		name_,
			description_,
			priv_class_ )

Value:

const FFFilter ff_vf_##name_ = {                             \
    .p.name        = #name_,                                 \
    .p.description = NULL_IF_CONFIG_SMALL(description_),     \
    .p.priv_class  = &priv_class_##_class,                   \
    .p.flags       = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC| \
                     AVFILTER_FLAG_SLICE_THREADS,            \
    .priv_size     = sizeof(NContext),                       \
    FILTER_INPUTS(neighbor_inputs),                          \
    FILTER_OUTPUTS(ff_video_default_filterpad),              \
    FILTER_PIXFMTS_ARRAY(pix_fmts),                          \
    .process_command = ff_filter_process_command,            \
}

Definition at line 346 of file vf_neighbor.c.

DEINFLATE_OPTIONS_OFFSET

#define DEINFLATE_OPTIONS_OFFSET   (CONFIG_EROSION_FILTER || CONFIG_DILATION_FILTER)

Definition at line 362 of file vf_neighbor.c.

Referenced by AVFILTER_DEFINE_CLASS_EXT().

Function Documentation

erosion()

static void erosion ( uint8_t * dst, const uint8_t * p1, int width, int threshold, const uint8_t * coordinates[], int coord, int maxc )

static

Definition at line 75 of file vf_neighbor.c.

Referenced by AVFILTER_DEFINE_CLASS_EXT(), and config_input().

erosion16()

static void erosion16 ( uint8_t * dstp, const uint8_t * p1, int width, int threshold, const uint8_t * coordinates[], int coord, int maxc )

static

Definition at line 96 of file vf_neighbor.c.

Referenced by config_input().

dilation()

static void dilation ( uint8_t * dst, const uint8_t * p1, int width, int threshold, const uint8_t * coordinates[], int coord, int maxc )

static

Definition at line 118 of file vf_neighbor.c.

Referenced by AVFILTER_DEFINE_CLASS_EXT(), and config_input().

dilation16()

static void dilation16 ( uint8_t * dstp, const uint8_t * p1, int width, int threshold, const uint8_t * coordinates[], int coord, int maxc )

static

Definition at line 139 of file vf_neighbor.c.

Referenced by config_input().

deflate()

static void deflate ( uint8_t * dst, const uint8_t * p1, int width, int threshold, const uint8_t * coordinates[], int coord, int maxc )

static

Definition at line 161 of file vf_neighbor.c.

Referenced by AVFILTER_DEFINE_CLASS_EXT(), config_input(), encode_frame(), encode_frame(), encode_frame(), encode_frame(), encode_zlib(), encode_zlibprime(), png_write_iccp(), and png_write_row().

deflate16()

static void deflate16 ( uint8_t * dstp, const uint8_t * p1, int width, int threshold, const uint8_t * coordinates[], int coord, int maxc )

static

Definition at line 177 of file vf_neighbor.c.

Referenced by config_input().

inflate()

static void inflate ( uint8_t * dst, const uint8_t * p1, int width, int threshold, const uint8_t * coordinates[], int coord, int maxc )

static

Definition at line 194 of file vf_neighbor.c.

Referenced by AVFILTER_DEFINE_CLASS_EXT(), config_input(), decode_frame(), decode_frame(), decode_frame(), decode_frame(), decode_frame(), decode_frame(), decode_frame(), decode_idat(), decode_kfrm(), decode_zbuf(), decode_zlib(), ff_zlib_expand(), flashsv2_prime(), flashsv_decode_block(), main(), png_decode_idat(), and zerocodec_decode_frame().

inflate16()

static void inflate16 ( uint8_t * dstp, const uint8_t * p1, int width, int threshold, const uint8_t * coordinates[], int coord, int maxc )

static

Definition at line 210 of file vf_neighbor.c.

Referenced by config_input().

config_input()

static int config_input ( AVFilterLink * inlink )

static

Definition at line 227 of file vf_neighbor.c.

filter_slice()

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

static

Definition at line 256 of file vf_neighbor.c.

filter_frame()

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

static

Definition at line 310 of file vf_neighbor.c.

AVFILTER_DEFINE_CLASS_EXT() [1/2]

AVFILTER_DEFINE_CLASS_EXT	(	erosion_dilation	,
		"erosion/dilation"	,
		options	)

AVFILTER_DEFINE_CLASS_EXT() [2/2]

AVFILTER_DEFINE_CLASS_EXT	(	deflate_inflate	,
		"deflate/inflate"	,
		&	options[DEINFLATE_OPTIONS_OFFSET] )

Variable Documentation

pix_fmts

enum AVPixelFormat pix_fmts[]

static

Initial value:

= {
    AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV440P,
    AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_YUVJ440P,
    AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUV420P,
    AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUVJ420P,
    AV_PIX_FMT_YUVJ411P, AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV410P,
    AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9,
    AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10,
    AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV440P12,
    AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P14,
    AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,
    AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA444P9,
    AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA444P10,
    AV_PIX_FMT_YUVA422P12, AV_PIX_FMT_YUVA444P12,
    AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16,
    AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10,
    AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16,
    AV_PIX_FMT_GBRAP, AV_PIX_FMT_GBRAP10, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GBRAP16,
    AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY9, AV_PIX_FMT_GRAY10, AV_PIX_FMT_GRAY12, AV_PIX_FMT_GRAY14, AV_PIX_FMT_GRAY16,
    AV_PIX_FMT_NONE
}

Definition at line 53 of file vf_neighbor.c.

neighbor_inputs

const AVFilterPad neighbor_inputs[]

static

Initial value:

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

Definition at line 334 of file vf_neighbor.c.

options

const AVOption options[]

static

Initial value:

= {
 
 
 
    { "threshold0",  "set threshold for 1st plane",   OFFSET(threshold[0]),   AV_OPT_TYPE_INT, {.i64=65535}, 0, 65535, FLAGS },
    { "threshold1",  "set threshold for 2nd plane",   OFFSET(threshold[1]),   AV_OPT_TYPE_INT, {.i64=65535}, 0, 65535, FLAGS },
    { "threshold2",  "set threshold for 3rd plane",   OFFSET(threshold[2]),   AV_OPT_TYPE_INT, {.i64=65535}, 0, 65535, FLAGS },
    { "threshold3",  "set threshold for 4th plane",   OFFSET(threshold[3]),   AV_OPT_TYPE_INT, {.i64=65535}, 0, 65535, FLAGS },
    { NULL }
}

Definition at line 363 of file vf_neighbor.c.