FFmpeg
Data Structures | Macros | Functions | Variables
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

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

◆ inputs

const AVFilterPad inputs[]
static
Initial value:
= {
{
.name = "default",
.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",
},
}

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,
.process_command = process_command,
}

Definition at line 365 of file vf_negate.c.

AV_PIX_FMT_YUVA422P16
#define AV_PIX_FMT_YUVA422P16
Definition: pixfmt.h:449
AV_PIX_FMT_GBRAP16
#define AV_PIX_FMT_GBRAP16
Definition: pixfmt.h:428
COMP_B
#define COMP_B
Definition: vf_negate.c:32
COMP_Y
#define COMP_Y
Definition: vf_negate.c:34
config_input
static int config_input(AVFilterLink *inlink)
Definition: vf_negate.c:189
FILTER_PIXFMTS_ARRAY
#define FILTER_PIXFMTS_ARRAY(array)
Definition: internal.h:170
AV_PIX_FMT_YUVA420P16
#define AV_PIX_FMT_YUVA420P16
Definition: pixfmt.h:448
AV_PIX_FMT_YUV420P10
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:406
AV_PIX_FMT_BGR24
@ AV_PIX_FMT_BGR24
packed RGB 8:8:8, 24bpp, BGRBGR...
Definition: pixfmt.h:69
AV_PIX_FMT_BGRA
@ AV_PIX_FMT_BGRA
packed BGRA 8:8:8:8, 32bpp, BGRABGRA...
Definition: pixfmt.h:95
AV_PIX_FMT_YUV440P
@ AV_PIX_FMT_YUV440P
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
Definition: pixfmt.h:99
outputs
static const AVFilterPad outputs[]
Definition: vf_negate.c:358
AV_PIX_FMT_GRAY9
#define AV_PIX_FMT_GRAY9
Definition: pixfmt.h:386
AV_PIX_FMT_GBRP14
#define AV_PIX_FMT_GBRP14
Definition: pixfmt.h:424
AV_PIX_FMT_GBRAP
@ AV_PIX_FMT_GBRAP
planar GBRA 4:4:4:4 32bpp
Definition: pixfmt.h:205
AV_PIX_FMT_GBRP10
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:422
AV_PIX_FMT_YUVA444P16
#define AV_PIX_FMT_YUVA444P16
Definition: pixfmt.h:450
FLAGS
#define FLAGS
Definition: vf_negate.c:64
AV_PIX_FMT_YUV422P9
#define AV_PIX_FMT_YUV422P9
Definition: pixfmt.h:404
AV_PIX_FMT_GRAY16
#define AV_PIX_FMT_GRAY16
Definition: pixfmt.h:390
AV_PIX_FMT_YUV444P10
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:409
AV_PIX_FMT_YUV422P16
#define AV_PIX_FMT_YUV422P16
Definition: pixfmt.h:418
AV_PIX_FMT_YUVJ422P
@ AV_PIX_FMT_YUVJ422P
planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV422P and setting col...
Definition: pixfmt.h:79
AV_PIX_FMT_GBRAP10
#define AV_PIX_FMT_GBRAP10
Definition: pixfmt.h:426
AV_PIX_FMT_GBRAP12
#define AV_PIX_FMT_GBRAP12
Definition: pixfmt.h:427
AV_PIX_FMT_YUVA420P
@ AV_PIX_FMT_YUVA420P
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
Definition: pixfmt.h:101
AV_PIX_FMT_YUV444P16
#define AV_PIX_FMT_YUV444P16
Definition: pixfmt.h:419
COMP_U
#define COMP_U
Definition: vf_negate.c:35
AV_PIX_FMT_YUV420P9
#define AV_PIX_FMT_YUV420P9
Definition: pixfmt.h:403
AV_PIX_FMT_YUV420P16
#define AV_PIX_FMT_YUV420P16
Definition: pixfmt.h:417
AV_PIX_FMT_GRAY14
#define AV_PIX_FMT_GRAY14
Definition: pixfmt.h:389
AV_PIX_FMT_YUV420P
@ AV_PIX_FMT_YUV420P
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:66
FILTER_INPUTS
#define FILTER_INPUTS(array)
Definition: internal.h:190
AV_PIX_FMT_RGBA
@ AV_PIX_FMT_RGBA
packed RGBA 8:8:8:8, 32bpp, RGBARGBA...
Definition: pixfmt.h:93
AV_PIX_FMT_YUVJ444P
@ AV_PIX_FMT_YUVJ444P
planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV444P and setting col...
Definition: pixfmt.h:80
AV_PIX_FMT_GRAY10
#define AV_PIX_FMT_GRAY10
Definition: pixfmt.h:387
AV_PIX_FMT_GBRP16
#define AV_PIX_FMT_GBRP16
Definition: pixfmt.h:425
AV_PIX_FMT_RGBA64
#define AV_PIX_FMT_RGBA64
Definition: pixfmt.h:396
AV_PIX_FMT_BGR48
#define AV_PIX_FMT_BGR48
Definition: pixfmt.h:397
NULL
#define NULL
Definition: coverity.c:32
filter_frame
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
Definition: vf_negate.c:303
AV_PIX_FMT_YUVJ420P
@ AV_PIX_FMT_YUVJ420P
planar YUV 4:2:0, 12bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV420P and setting col...
Definition: pixfmt.h:78
AV_PIX_FMT_YUV440P10
#define AV_PIX_FMT_YUV440P10
Definition: pixfmt.h:408
AV_PIX_FMT_YUV422P10
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:407
AV_PIX_FMT_GRAY8
@ AV_PIX_FMT_GRAY8
Y , 8bpp.
Definition: pixfmt.h:74
AV_PIX_FMT_GBRP9
#define AV_PIX_FMT_GBRP9
Definition: pixfmt.h:421
AV_PIX_FMT_ABGR
@ AV_PIX_FMT_ABGR
packed ABGR 8:8:8:8, 32bpp, ABGRABGR...
Definition: pixfmt.h:94
AV_PIX_FMT_RGB24
@ AV_PIX_FMT_RGB24
packed RGB 8:8:8, 24bpp, RGBRGB...
Definition: pixfmt.h:68
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:116
AV_PIX_FMT_YUV422P12
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:411
AV_PIX_FMT_RGB48
#define AV_PIX_FMT_RGB48
Definition: pixfmt.h:392
process_command
static int process_command(AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags)
Definition: vf_negate.c:332
pix_fmts
static enum AVPixelFormat pix_fmts[]
Definition: vf_negate.c:81
AV_PIX_FMT_YUV444P12
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:413
AV_PIX_FMT_YUVA444P
@ AV_PIX_FMT_YUVA444P
planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
Definition: pixfmt.h:167
COMP_V
#define COMP_V
Definition: vf_negate.c:36
AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC
#define AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC
Some filters support a generic "enable" expression option that can be used to enable or disable a fil...
Definition: avfilter.h:152
AV_PIX_FMT_ARGB
@ AV_PIX_FMT_ARGB
packed ARGB 8:8:8:8, 32bpp, ARGBARGB...
Definition: pixfmt.h:92
AV_PIX_FMT_BGRA64
#define AV_PIX_FMT_BGRA64
Definition: pixfmt.h:401
AV_PIX_FMT_GBRP12
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:423
AV_PIX_FMT_YUVJ440P
@ AV_PIX_FMT_YUVJ440P
planar YUV 4:4:0 full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV440P and setting color_range
Definition: pixfmt.h:100
COMP_A
#define COMP_A
Definition: vf_negate.c:33
AV_PIX_FMT_YUV444P9
#define AV_PIX_FMT_YUV444P9
Definition: pixfmt.h:405
AV_PIX_FMT_YUV420P12
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:410
AV_PIX_FMT_YUV422P14
#define AV_PIX_FMT_YUV422P14
Definition: pixfmt.h:415
AV_PIX_FMT_NONE
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:65
AV_PIX_FMT_YUV444P
@ AV_PIX_FMT_YUV444P
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:71
AV_PIX_FMT_GBRP
@ AV_PIX_FMT_GBRP
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:158
AVFILTER_FLAG_SLICE_THREADS
#define AVFILTER_FLAG_SLICE_THREADS
The filter supports multithreading by splitting frames into multiple parts and processing them concur...
Definition: avfilter.h:127
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
AV_PIX_FMT_YUV422P
@ AV_PIX_FMT_YUV422P
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:70
AV_OPT_TYPE_BOOL
@ AV_OPT_TYPE_BOOL
Definition: opt.h:244
FILTER_OUTPUTS
#define FILTER_OUTPUTS(array)
Definition: internal.h:191
NegateContext
Definition: vf_negate.c:43
OFFSET
#define OFFSET(x)
Definition: vf_negate.c:63
AV_PIX_FMT_YUV411P
@ AV_PIX_FMT_YUV411P
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
Definition: pixfmt.h:73
AV_OPT_TYPE_FLAGS
@ AV_OPT_TYPE_FLAGS
Definition: opt.h:224
AV_PIX_FMT_YUV410P
@ AV_PIX_FMT_YUV410P
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
Definition: pixfmt.h:72
COMP_R
#define COMP_R
Definition: vf_negate.c:30
AV_PIX_FMT_YUV440P12
#define AV_PIX_FMT_YUV440P12
Definition: pixfmt.h:412
AV_PIX_FMT_YUV444P14
#define AV_PIX_FMT_YUV444P14
Definition: pixfmt.h:416
AV_PIX_FMT_GRAY12
#define AV_PIX_FMT_GRAY12
Definition: pixfmt.h:388
COMP_G
#define COMP_G
Definition: vf_negate.c:31
AV_OPT_TYPE_CONST
@ AV_OPT_TYPE_CONST
Definition: opt.h:234
AV_PIX_FMT_YUVA422P
@ AV_PIX_FMT_YUVA422P
planar YUV 4:2:2 24bpp, (1 Cr & Cb sample per 2x1 Y & A samples)
Definition: pixfmt.h:166
AV_PIX_FMT_YUV420P14
#define AV_PIX_FMT_YUV420P14
Definition: pixfmt.h:414
inputs
static const AVFilterPad inputs[]
Definition: vf_negate.c:349