vf_negate.c File Reference

#include "libavutil/attributes.h"
#include "libavutil/common.h"
#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "drawutils.h"
#include "formats.h"
#include "internal.h"
#include "video.h"

Go to the source code of this file.

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

Macros
#define	COMP_R   0x01
#define	COMP_G   0x02
#define	COMP_B   0x04
#define	COMP_A   0x08
#define	COMP_Y   0x10
#define	COMP_U   0x20
#define	COMP_V   0x40
#define	OFFSET(x)   offsetof(NegateContext, x)
#define	FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Functions
	AVFILTER_DEFINE_CLASS (negate)
static void	negate8 (const uint8_t *src, uint8_t *dst, ptrdiff_t slinesize, ptrdiff_t dlinesize, int w, int h, int max, int step, int components)
static void	negate_packed8 (const uint8_t *ssrc, uint8_t *ddst, ptrdiff_t slinesize, ptrdiff_t dlinesize, int w, int h, int max, int step, int components)
static void	negate16 (const uint8_t *ssrc, uint8_t *ddst, ptrdiff_t slinesize, ptrdiff_t dlinesize, int w, int h, int max, int step, int components)
static void	negate_packed16 (const uint8_t *ssrc, uint8_t *ddst, ptrdiff_t slinesize, ptrdiff_t dlinesize, int w, int h, int max, int step, int components)
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)
static int	process_command (AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags)

Variables
static const AVOption	negate_options []
static enum AVPixelFormat	pix_fmts []
static const AVFilterPad	inputs []
static const AVFilterPad	outputs []
const AVFilter	ff_vf_negate

Macro Definition Documentation

COMP_R

#define COMP_R   0x01

Definition at line 30 of file vf_negate.c.

COMP_G

#define COMP_G   0x02

Definition at line 31 of file vf_negate.c.

COMP_B

#define COMP_B   0x04

Definition at line 32 of file vf_negate.c.

COMP_A

#define COMP_A   0x08

Definition at line 33 of file vf_negate.c.

COMP_Y

#define COMP_Y   0x10

Definition at line 34 of file vf_negate.c.

COMP_U

#define COMP_U   0x20

Definition at line 35 of file vf_negate.c.

COMP_V

#define COMP_V   0x40

Definition at line 36 of file vf_negate.c.

OFFSET

#define OFFSET

(

x

)

offsetof(NegateContext, x)

Definition at line 63 of file vf_negate.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 64 of file vf_negate.c.

Function Documentation

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

negate

)

negate8()

static void negate8 ( const uint8_t *  src, uint8_t *  dst, ptrdiff_t  slinesize, ptrdiff_t  dlinesize, int  w, int  h, int  max, int  step, int  components  )

static

Definition at line 109 of file vf_negate.c.

Referenced by config_input().

negate_packed8()

static void negate_packed8 ( const uint8_t *  ssrc, uint8_t *  ddst, ptrdiff_t  slinesize, ptrdiff_t  dlinesize, int  w, int  h, int  max, int  step, int  components  )

static

Definition at line 123 of file vf_negate.c.

Referenced by config_input().

negate16()

static void negate16 ( const uint8_t *  ssrc, uint8_t *  ddst, ptrdiff_t  slinesize, ptrdiff_t  dlinesize, int  w, int  h, int  max, int  step, int  components  )

static

Definition at line 146 of file vf_negate.c.

Referenced by config_input().

negate_packed16()

static void negate_packed16 ( const uint8_t *  ssrc, uint8_t *  ddst, ptrdiff_t  slinesize, ptrdiff_t  dlinesize, int  w, int  h, int  max, int  step, int  components  )

static

Definition at line 166 of file vf_negate.c.

Referenced by config_input().

config_input()

static int config_input ( AVFilterLink *  inlink )

static

Definition at line 189 of file vf_negate.c.

Referenced by process_command().

filter_slice()

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

static

Definition at line 271 of file vf_negate.c.

Referenced by filter_frame().

filter_frame()

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

static

Definition at line 303 of file vf_negate.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 332 of file vf_negate.c.

Variable Documentation

negate_options

const AVOption negate_options[]

static

Initial value:

= {
    { "components", "set components to negate",  OFFSET(requested_components), AV_OPT_TYPE_FLAGS, {.i64=0x77}, 1, 0xff, FLAGS, "flags"},
    {      "y", "set luma component",  0, AV_OPT_TYPE_CONST, {.i64=COMP_Y}, 0, 0, FLAGS, "flags"},
    {      "u", "set u component",     0, AV_OPT_TYPE_CONST, {.i64=COMP_U}, 0, 0, FLAGS, "flags"},
    {      "v", "set v component",     0, AV_OPT_TYPE_CONST, {.i64=COMP_V}, 0, 0, FLAGS, "flags"},
    {      "r", "set red component",   0, AV_OPT_TYPE_CONST, {.i64=COMP_R}, 0, 0, FLAGS, "flags"},
    {      "g", "set green component", 0, AV_OPT_TYPE_CONST, {.i64=COMP_G}, 0, 0, FLAGS, "flags"},
    {      "b", "set blue component",  0, AV_OPT_TYPE_CONST, {.i64=COMP_B}, 0, 0, FLAGS, "flags"},
    {      "a", "set alpha component", 0, AV_OPT_TYPE_CONST, {.i64=COMP_A}, 0, 0, FLAGS, "flags"},
    { "negate_alpha",  NULL,    OFFSET(negate_alpha), AV_OPT_TYPE_BOOL, {.i64=0},    0,    1, FLAGS },
    { NULL }
}

Definition at line 66 of file vf_negate.c.

pix_fmts

enum AVPixelFormat pix_fmts[]

static

Initial value:

= {
    AV_PIX_FMT_YUV444P,  AV_PIX_FMT_YUV422P,  AV_PIX_FMT_YUV420P,
    AV_PIX_FMT_YUV411P,  AV_PIX_FMT_YUV410P,  AV_PIX_FMT_YUV440P,
    AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUVA444P,
    AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUVJ420P,
    AV_PIX_FMT_YUVJ440P,
    AV_PIX_FMT_YUV444P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV420P9,
    AV_PIX_FMT_YUV444P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV440P10,
    AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV440P12,
    AV_PIX_FMT_YUV444P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV420P14,
    AV_PIX_FMT_YUV444P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV420P16,
    AV_PIX_FMT_YUVA444P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA420P16,
    AV_PIX_FMT_ARGB, AV_PIX_FMT_RGBA,
    AV_PIX_FMT_ABGR, AV_PIX_FMT_BGRA,
    AV_PIX_FMT_RGB24, AV_PIX_FMT_BGR24,
    AV_PIX_FMT_RGB48, AV_PIX_FMT_RGBA64,
    AV_PIX_FMT_BGR48, AV_PIX_FMT_BGRA64,
    AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRAP,
    AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10,
    AV_PIX_FMT_GBRAP10,
    AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14,
    AV_PIX_FMT_GBRP16, 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 81 of file vf_negate.c.

inputs

const AVFilterPad inputs[]

static

Initial value:

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

Definition at line 349 of file vf_negate.c.

outputs

const AVFilterPad outputs[]

static

Initial value:

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

Definition at line 358 of file vf_negate.c.

ff_vf_negate

const AVFilter ff_vf_negate

Initial value:

= {
    .name          = "negate",
    .description   = NULL_IF_CONFIG_SMALL("Negate input video."),
    .priv_size     = sizeof(NegateContext),
    .priv_class    = &negate_class,
    FILTER_INPUTS(inputs),
    FILTER_OUTPUTS(outputs),
    FILTER_PIXFMTS_ARRAY(pix_fmts),
    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
    .process_command = process_command,
}

Definition at line 365 of file vf_negate.c.