vf_lut2.c File Reference

#include "config_components.h"
#include "libavutil/attributes.h"
#include "libavutil/common.h"
#include "libavutil/eval.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "filters.h"
#include "formats.h"
#include "video.h"
#include "framesync.h"

Go to the source code of this file.

Data Structures
struct	LUT2Context
struct	ThreadData
	Used for passing data between threads. More...

Macros
#define	OFFSET(x)
#define	FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
#define	TFLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
#define	BIT8_FMTS
#define	BIT9_FMTS
#define	BIT10_FMTS
#define	BIT12_FMTS
#define	BIT14_FMTS
#define	BIT16_FMTS
#define	DEFINE_LUT2(zname, xname, yname, ztype, xtype, ytype, zdiv, xdiv, ydiv)
#define	lut2_options   options

Enumerations
enum	var_name {   VAR_W , VAR_H , VAR_X , VAR_Y ,   VAR_BITDEPTHX , VAR_BITDEPTHY , VAR_VARS_NB }

Functions
static av_cold void	uninit (AVFilterContext *ctx)
static int	query_formats (const AVFilterContext *ctx, AVFilterFormatsConfig **cfg_in, AVFilterFormatsConfig **cfg_out)
static int	config_inputx (AVFilterLink *inlink)
static int	config_inputy (AVFilterLink *inlink)
static int	process_frame (FFFrameSync *fs)
static int	config_output (AVFilterLink *outlink)
static int	lut2_config_output (AVFilterLink *outlink)
static int	activate (AVFilterContext *ctx)
static int	process_command (AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags)
	FRAMESYNC_DEFINE_CLASS (lut2, LUT2Context, fs)

Variables
static const char *const	var_names []
static const AVOption	options []
static const AVFilterPad	inputs []
static const AVFilterPad	outputs []
const FFFilter	ff_vf_lut2

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

Value:

offsetof(LUT2Context, x)

Definition at line 82 of file vf_lut2.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Definition at line 83 of file vf_lut2.c.

TFLAGS

#define TFLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 84 of file vf_lut2.c.

BIT8_FMTS

#define BIT8_FMTS

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_GRAY8, AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRAP,

Definition at line 111 of file vf_lut2.c.

Referenced by query_formats().

BIT9_FMTS

#define BIT9_FMTS

Value:

    AV_PIX_FMT_GBRP9, AV_PIX_FMT_GRAY9, \
    AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9, \
    AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA444P9,

Definition at line 119 of file vf_lut2.c.

Referenced by query_formats().

BIT10_FMTS

#define BIT10_FMTS

Value:

    AV_PIX_FMT_GRAY10, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRAP10, \
    AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10, \
    AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA444P10,

Definition at line 124 of file vf_lut2.c.

Referenced by query_formats().

BIT12_FMTS

#define BIT12_FMTS

Value:

    AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV440P12, \
    AV_PIX_FMT_YUVA422P12, AV_PIX_FMT_YUVA444P12, \
    AV_PIX_FMT_GRAY12, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GBRP12,

Definition at line 129 of file vf_lut2.c.

Referenced by query_formats().

BIT14_FMTS

#define BIT14_FMTS

Value:

    AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P14, \
    AV_PIX_FMT_GRAY14, AV_PIX_FMT_GBRP14,

Definition at line 134 of file vf_lut2.c.

Referenced by query_formats().

BIT16_FMTS

#define BIT16_FMTS

Value:

    AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16, \
    AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16, \
    AV_PIX_FMT_GBRP16, AV_PIX_FMT_GBRAP16, AV_PIX_FMT_GRAY16,

Definition at line 138 of file vf_lut2.c.

Referenced by query_formats().

DEFINE_LUT2

#define DEFINE_LUT2	(		zname,
			xname,
			yname,
			ztype,
			xtype,
			ytype,
			zdiv,
			xdiv,
			ydiv )

Definition at line 248 of file vf_lut2.c.

lut2_options

#define lut2_options   options

Definition at line 563 of file vf_lut2.c.

Enumeration Type Documentation

var_name

enum var_name

Enumerator
VAR_W
VAR_H
VAR_X
VAR_Y
VAR_BITDEPTHX
VAR_BITDEPTHY
VAR_VARS_NB

Definition at line 45 of file vf_lut2.c.

Function Documentation

uninit()

static av_cold void uninit ( AVFilterContext * ctx )

static

Definition at line 95 of file vf_lut2.c.

query_formats()

static int query_formats ( const AVFilterContext * ctx, AVFilterFormatsConfig ** cfg_in, AVFilterFormatsConfig ** cfg_out )

static

Definition at line 143 of file vf_lut2.c.

config_inputx()

static int config_inputx ( AVFilterLink * inlink )

static

Definition at line 202 of file vf_lut2.c.

config_inputy()

static int config_inputy ( AVFilterLink * inlink )

static

Definition at line 229 of file vf_lut2.c.

process_frame()

static int process_frame ( FFFrameSync * fs )

static

Definition at line 295 of file vf_lut2.c.

config_output()

static int config_output ( AVFilterLink * outlink )

static

Definition at line 331 of file vf_lut2.c.

Referenced by lut2_config_output(), and process_command().

lut2_config_output()

static int lut2_config_output ( AVFilterLink * outlink )

static

Definition at line 404 of file vf_lut2.c.

activate()

static int activate ( AVFilterContext * ctx )

static

Definition at line 525 of file vf_lut2.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 552 of file vf_lut2.c.

FRAMESYNC_DEFINE_CLASS()

FRAMESYNC_DEFINE_CLASS	(	lut2	,
		LUT2Context	,
		fs	)

Variable Documentation

var_names

const char* const var_names[]

static

Initial value:

= {
    "w",        
    "h",        
    "x",        
    "y",        
    "bdx",      
    "bdy",      
    NULL
}

Definition at line 35 of file vf_lut2.c.

options

const AVOption options[]

static

Initial value:

= {
    { "c0", "set component #0 expression", OFFSET(comp_expr_str[0]),  AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS },
    { "c1", "set component #1 expression", OFFSET(comp_expr_str[1]),  AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS },
    { "c2", "set component #2 expression", OFFSET(comp_expr_str[2]),  AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS },
    { "c3", "set component #3 expression", OFFSET(comp_expr_str[3]),  AV_OPT_TYPE_STRING, { .str = "x" }, .flags = TFLAGS },
    { "d",  "set output depth",            OFFSET(odepth),            AV_OPT_TYPE_INT,    { .i64 =  0  }, 0, 16, .flags = FLAGS },
    { NULL }
}

Definition at line 86 of file vf_lut2.c.

inputs

const AVFilterPad inputs[]

static

Initial value:

= {
    {
        .name         = "srcx",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = config_inputx,
    },
    {
        .name         = "srcy",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = config_inputy,
    },
}

Definition at line 531 of file vf_lut2.c.

outputs

const AVFilterPad outputs[]

static

Initial value:

= {
    {
        .name          = "default",
        .type          = AVMEDIA_TYPE_VIDEO,
        .config_props  = lut2_config_output,
    },
}

Definition at line 544 of file vf_lut2.c.

ff_vf_lut2

const FFFilter ff_vf_lut2

Initial value:

= {
    .p.name        = "lut2",
    .p.description = NULL_IF_CONFIG_SMALL("Compute and apply a lookup table from two video inputs."),
    .p.priv_class  = &lut2_class,
    .p.flags       = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL |
                     AVFILTER_FLAG_SLICE_THREADS,
    .preinit       = lut2_framesync_preinit,
    .priv_size     = sizeof(LUT2Context),
    .uninit        = uninit,
    .activate      = activate,
    FILTER_INPUTS(inputs),
    FILTER_OUTPUTS(outputs),
    FILTER_QUERY_FUNC2(query_formats),
    .process_command = process_command,
}

Definition at line 567 of file vf_lut2.c.