vf_maskedthreshold.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	MaskedThresholdContext
struct	ThreadData
	Used for passing data between threads. More...

Macros
#define	OFFSET(x)
#define	TFLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
#define	FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Functions
static void	threshold8_diff (const uint8_t *src, const uint8_t *ref, uint8_t *dst, int threshold, int w)
static void	threshold8_abs (const uint8_t *src, const uint8_t *ref, uint8_t *dst, int threshold, int w)
static void	threshold16_diff (const uint8_t *ssrc, const uint8_t *rref, uint8_t *ddst, int threshold, int w)
static void	threshold16_abs (const uint8_t *ssrc, const uint8_t *rref, uint8_t *ddst, int threshold, int w)
static int	config_input (AVFilterLink *inlink)
static int	threshold_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 (maskedthreshold)

Variables
static const AVOption	maskedthreshold_options []
static enum AVPixelFormat	pix_fmts []
static const AVFilterPad	maskedthreshold_inputs []
static const AVFilterPad	maskedthreshold_outputs []
const FFFilter	ff_vf_maskedthreshold

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

Value:

offsetof(MaskedThresholdContext, x)

Definition at line 45 of file vf_maskedthreshold.c.

TFLAGS

#define TFLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 46 of file vf_maskedthreshold.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Definition at line 47 of file vf_maskedthreshold.c.

Function Documentation

threshold8_diff()

static void threshold8_diff ( const uint8_t * src, const uint8_t * ref, uint8_t * dst, int threshold, int w )

static

Definition at line 84 of file vf_maskedthreshold.c.

Referenced by config_input().

threshold8_abs()

static void threshold8_abs ( const uint8_t * src, const uint8_t * ref, uint8_t * dst, int threshold, int w )

static

Definition at line 90 of file vf_maskedthreshold.c.

Referenced by config_input().

threshold16_diff()

static void threshold16_diff ( const uint8_t * ssrc, const uint8_t * rref, uint8_t * ddst, int threshold, int w )

static

Definition at line 96 of file vf_maskedthreshold.c.

Referenced by config_input().

threshold16_abs()

static void threshold16_abs ( const uint8_t * ssrc, const uint8_t * rref, uint8_t * ddst, int threshold, int w )

static

Definition at line 106 of file vf_maskedthreshold.c.

Referenced by config_input().

config_input()

static int config_input ( AVFilterLink * inlink )

static

Definition at line 116 of file vf_maskedthreshold.c.

threshold_slice()

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

static

Definition at line 145 of file vf_maskedthreshold.c.

Referenced by process_frame().

process_frame()

static int process_frame ( FFFrameSync * fs )

static

Definition at line 181 of file vf_maskedthreshold.c.

config_output()

static int config_output ( AVFilterLink * outlink )

static

Definition at line 217 of file vf_maskedthreshold.c.

activate()

static int activate ( AVFilterContext * ctx )

static

Definition at line 263 of file vf_maskedthreshold.c.

uninit()

static av_cold void uninit ( AVFilterContext * ctx )

static

Definition at line 269 of file vf_maskedthreshold.c.

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

maskedthreshold

)

Variable Documentation

maskedthreshold_options

const AVOption maskedthreshold_options[]

static

Initial value:

= {
    { "threshold", "set threshold", OFFSET(threshold), AV_OPT_TYPE_INT, {.i64=1},   0, UINT16_MAX, TFLAGS },
    { "planes",    "set planes",    OFFSET(planes),    AV_OPT_TYPE_INT, {.i64=0xF}, 0, 0xF,        TFLAGS },
    { "mode",      "set mode",      OFFSET(mode),      AV_OPT_TYPE_INT, {.i64=0},   0, 1,          FLAGS, .unit = "mode" },
    { "abs",       "",              0,                 AV_OPT_TYPE_CONST, {.i64=0}, 0, 0,          FLAGS, .unit = "mode" },
    { "diff",      "",              0,                 AV_OPT_TYPE_CONST, {.i64=1}, 0, 0,          FLAGS, .unit = "mode" },
    { NULL }
}

Definition at line 53 of file vf_maskedthreshold.c.

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 62 of file vf_maskedthreshold.c.

maskedthreshold_inputs

const AVFilterPad maskedthreshold_inputs[]

static

Initial value:

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

Definition at line 276 of file vf_maskedthreshold.c.

maskedthreshold_outputs

const AVFilterPad maskedthreshold_outputs[]

static

Initial value:

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

Definition at line 288 of file vf_maskedthreshold.c.

ff_vf_maskedthreshold

const FFFilter ff_vf_maskedthreshold

Initial value:

= {
    .p.name        = "maskedthreshold",
    .p.description = NULL_IF_CONFIG_SMALL("Pick pixels comparing absolute difference of two streams with threshold."),
    .p.priv_class  = &maskedthreshold_class,
    .p.flags       = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL |
                     AVFILTER_FLAG_SLICE_THREADS,
    .priv_size     = sizeof(MaskedThresholdContext),
    .uninit        = uninit,
    .activate      = activate,
    FILTER_INPUTS(maskedthreshold_inputs),
    FILTER_OUTPUTS(maskedthreshold_outputs),
    FILTER_PIXFMTS_ARRAY(pix_fmts),
    .process_command = ff_filter_process_command,
}

Definition at line 298 of file vf_maskedthreshold.c.