vf_maskedminmax.c File Reference

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

Go to the source code of this file.

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

Macros
#define	OFFSET(x)
#define	FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
#define	MASKED(n, type, op)

Functions
static av_cold int	maskedmin_init (AVFilterContext *ctx)
static int	config_input (AVFilterLink *inlink)
static int	maskedminmax_slice (AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
static int	process_frame (FFFrameSync *fs)
static int	config_output (AVFilterLink *outlink)
static int	activate (AVFilterContext *ctx)
static av_cold void	uninit (AVFilterContext *ctx)
	AVFILTER_DEFINE_CLASS_EXT (maskedminmax, "masked(min|max)", maskedminmax_options)

Variables
static const AVOption	maskedminmax_options []
static enum AVPixelFormat	pix_fmts []
static const AVFilterPad	maskedminmax_inputs []
static const AVFilterPad	maskedminmax_outputs []
const FFFilter	ff_vf_maskedmin
const FFFilter	ff_vf_maskedmax

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

Value:

offsetof(MaskedMinMaxContext, x)

Definition at line 29 of file vf_maskedminmax.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 30 of file vf_maskedminmax.c.

MASKED

#define MASKED	(		n,
			type,
			op )

Value:

static void masked##n(const uint8_t *ssrc, uint8_t *ddst,  \
                      const uint8_t *ff1,                  \
                      const uint8_t *ff2, int w)           \
{                                                          \
    const type *src = (const type *)ssrc;                  \
    const type *f1 = (const type *)ff1;                    \
    const type *f2 = (const type *)ff2;                    \
    type *dst = (type *)ddst;                              \
                                                           \
    for (int x = 0; x < w; x++)                            \
        dst[x] = FFABS(src[x] - f2[x]) op FFABS(src[x] - f1[x]) ? f2[x] : f1[x]; \
}

Definition at line 88 of file vf_maskedminmax.c.

Function Documentation

maskedmin_init()

static av_cold int maskedmin_init ( AVFilterContext * ctx )

static

Definition at line 56 of file vf_maskedminmax.c.

config_input()

static int config_input ( AVFilterLink * inlink )

static

Definition at line 109 of file vf_maskedminmax.c.

maskedminmax_slice()

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

static

Definition at line 140 of file vf_maskedminmax.c.

Referenced by process_frame().

process_frame()

static int process_frame ( FFFrameSync * fs )

static

Definition at line 178 of file vf_maskedminmax.c.

config_output()

static int config_output ( AVFilterLink * outlink )

static

Definition at line 216 of file vf_maskedminmax.c.

activate()

static int activate ( AVFilterContext * ctx )

static

Definition at line 270 of file vf_maskedminmax.c.

uninit()

static av_cold void uninit ( AVFilterContext * ctx )

static

Definition at line 276 of file vf_maskedminmax.c.

AVFILTER_DEFINE_CLASS_EXT()

AVFILTER_DEFINE_CLASS_EXT	(	maskedminmax	,
		"masked(min|max)"	,
		maskedminmax_options	)

Variable Documentation

maskedminmax_options

const AVOption maskedminmax_options[]

static

Initial value:

= {
    { "planes", "set planes", OFFSET(planes), AV_OPT_TYPE_INT, {.i64=0xF}, 0, 0xF, FLAGS },
    { NULL }
}

Definition at line 51 of file vf_maskedminmax.c.

Referenced by AVFILTER_DEFINE_CLASS_EXT().

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_GRAYF32, AV_PIX_FMT_GBRPF32, AV_PIX_FMT_GBRAPF32,
    AV_PIX_FMT_NONE
}

Definition at line 65 of file vf_maskedminmax.c.

maskedminmax_inputs

const AVFilterPad maskedminmax_inputs[]

static

Initial value:

= {
    {
        .name         = "source",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = config_input,
    },
    {
        .name         = "filter1",
        .type         = AVMEDIA_TYPE_VIDEO,
    },
    {
        .name         = "filter2",
        .type         = AVMEDIA_TYPE_VIDEO,
    },
}

Definition at line 283 of file vf_maskedminmax.c.

maskedminmax_outputs

const AVFilterPad maskedminmax_outputs[]

static

Initial value:

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

Definition at line 299 of file vf_maskedminmax.c.

ff_vf_maskedmin

const FFFilter ff_vf_maskedmin

Initial value:

= {
    .p.name        = "maskedmin",
    .p.description = NULL_IF_CONFIG_SMALL("Apply filtering with minimum difference of two streams."),
    .p.priv_class  = &maskedminmax_class,
    .p.flags       = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL |
                     AVFILTER_FLAG_SLICE_THREADS,
    .priv_size     = sizeof(MaskedMinMaxContext),
    .init          = maskedmin_init,
    .uninit        = uninit,
    .activate      = activate,
    FILTER_INPUTS(maskedminmax_inputs),
    FILTER_OUTPUTS(maskedminmax_outputs),
    FILTER_PIXFMTS_ARRAY(pix_fmts),
    .process_command = ff_filter_process_command,
}

Definition at line 309 of file vf_maskedminmax.c.

ff_vf_maskedmax

const FFFilter ff_vf_maskedmax

Initial value:

= {
    .p.name        = "maskedmax",
    .p.description = NULL_IF_CONFIG_SMALL("Apply filtering with maximum difference of two streams."),
    .p.priv_class  = &maskedminmax_class,
    .p.flags       = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL |
                     AVFILTER_FLAG_SLICE_THREADS,
    .priv_size     = sizeof(MaskedMinMaxContext),
    .uninit        = uninit,
    .activate      = activate,
    FILTER_INPUTS(maskedminmax_inputs),
    FILTER_OUTPUTS(maskedminmax_outputs),
    FILTER_PIXFMTS_ARRAY(pix_fmts),
    .process_command = ff_filter_process_command,
}

Definition at line 325 of file vf_maskedminmax.c.