FFmpeg
Data Structures | Macros | Enumerations | Functions | Variables
vf_fftdnoiz.c File Reference
#include <float.h>
#include "libavutil/common.h"
#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/tx.h"
#include "internal.h"
#include "window_func.h"

Go to the source code of this file.

Data Structures

struct  PlaneContext
 
struct  FFTdnoizContext
 
struct  ThreadData
 Used for passing data between threads. More...
 

Macros

#define MAX_BLOCK   256
 
#define MAX_THREADS   32
 
#define OFFSET(x)   offsetof(FFTdnoizContext, 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
 

Enumerations

enum  BufferTypes { CURRENT, PREV, NEXT, BSIZE }
 

Functions

 AVFILTER_DEFINE_CLASS (fftdnoiz)
 
static void import_row8 (AVComplexFloat *dst, uint8_t *src, int rw, float scale, float *win, int off)
 
static void export_row8 (AVComplexFloat *src, uint8_t *dst, int rw, int depth, float *win)
 
static void import_row16 (AVComplexFloat *dst, uint8_t *srcp, int rw, float scale, float *win, int off)
 
static void export_row16 (AVComplexFloat *src, uint8_t *dstp, int rw, int depth, float *win)
 
static int config_input (AVFilterLink *inlink)
 
static void import_block (FFTdnoizContext *s, uint8_t *srcp, int src_linesize, float *buffer, int buffer_linesize, int plane, int jobnr, int y, int x)
 
static void export_block (FFTdnoizContext *s, uint8_t *dstp, int dst_linesize, float *buffer, int buffer_linesize, int plane, int jobnr, int y, int x)
 
static void filter_block3d2 (FFTdnoizContext *s, int plane, float *pbuffer, float *nbuffer, int jobnr)
 
static void filter_block3d1 (FFTdnoizContext *s, int plane, float *pbuffer, int jobnr)
 
static void filter_block2d (FFTdnoizContext *s, int plane, int jobnr)
 
static int denoise (AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
 
static int filter_frame (AVFilterLink *inlink, AVFrame *in)
 
static int request_frame (AVFilterLink *outlink)
 
static av_cold void uninit (AVFilterContext *ctx)
 

Variables

static const AVOption fftdnoiz_options []
 
static enum AVPixelFormat pix_fmts []
 
static const AVFilterPad fftdnoiz_inputs []
 
static const AVFilterPad fftdnoiz_outputs []
 
const AVFilter ff_vf_fftdnoiz
 

Macro Definition Documentation

◆ MAX_BLOCK

#define MAX_BLOCK   256

Definition at line 29 of file vf_fftdnoiz.c.

◆ MAX_THREADS

#define MAX_THREADS   32

Definition at line 30 of file vf_fftdnoiz.c.

◆ OFFSET

#define OFFSET (   x)    offsetof(FFTdnoizContext, x)

Definition at line 84 of file vf_fftdnoiz.c.

◆ FLAGS

Definition at line 85 of file vf_fftdnoiz.c.

◆ TFLAGS

Definition at line 86 of file vf_fftdnoiz.c.

Enumeration Type Documentation

◆ BufferTypes

Enumerator
CURRENT 
PREV 
NEXT 
BSIZE 

Definition at line 32 of file vf_fftdnoiz.c.

Function Documentation

◆ AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS ( fftdnoiz  )

◆ import_row8()

static void import_row8 ( AVComplexFloat dst,
uint8_t *  src,
int  rw,
float  scale,
float win,
int  off 
)
static

Definition at line 145 of file vf_fftdnoiz.c.

Referenced by config_input().

◆ export_row8()

static void export_row8 ( AVComplexFloat src,
uint8_t *  dst,
int  rw,
int  depth,
float win 
)
static

Definition at line 155 of file vf_fftdnoiz.c.

Referenced by config_input().

◆ import_row16()

static void import_row16 ( AVComplexFloat dst,
uint8_t *  srcp,
int  rw,
float  scale,
float win,
int  off 
)
static

Definition at line 161 of file vf_fftdnoiz.c.

Referenced by config_input().

◆ export_row16()

static void export_row16 ( AVComplexFloat src,
uint8_t *  dstp,
int  rw,
int  depth,
float win 
)
static

Definition at line 173 of file vf_fftdnoiz.c.

Referenced by config_input().

◆ config_input()

static int config_input ( AVFilterLink inlink)
static

Definition at line 181 of file vf_fftdnoiz.c.

◆ import_block()

static void import_block ( FFTdnoizContext s,
uint8_t *  srcp,
int  src_linesize,
float buffer,
int  buffer_linesize,
int  plane,
int  jobnr,
int  y,
int  x 
)
static

Definition at line 269 of file vf_fftdnoiz.c.

Referenced by denoise().

◆ export_block()

static void export_block ( FFTdnoizContext s,
uint8_t *  dstp,
int  dst_linesize,
float buffer,
int  buffer_linesize,
int  plane,
int  jobnr,
int  y,
int  x 
)
static

Definition at line 332 of file vf_fftdnoiz.c.

Referenced by denoise().

◆ filter_block3d2()

static void filter_block3d2 ( FFTdnoizContext s,
int  plane,
float pbuffer,
float nbuffer,
int  jobnr 
)
static

Definition at line 379 of file vf_fftdnoiz.c.

Referenced by denoise().

◆ filter_block3d1()

static void filter_block3d1 ( FFTdnoizContext s,
int  plane,
float pbuffer,
int  jobnr 
)
static

Definition at line 441 of file vf_fftdnoiz.c.

Referenced by denoise().

◆ filter_block2d()

static void filter_block2d ( FFTdnoizContext s,
int  plane,
int  jobnr 
)
static

Definition at line 498 of file vf_fftdnoiz.c.

Referenced by denoise().

◆ denoise()

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

Definition at line 534 of file vf_fftdnoiz.c.

Referenced by filter_frame().

◆ filter_frame()

static int filter_frame ( AVFilterLink inlink,
AVFrame in 
)
static

Definition at line 588 of file vf_fftdnoiz.c.

Referenced by request_frame().

◆ request_frame()

static int request_frame ( AVFilterLink outlink)
static

Definition at line 665 of file vf_fftdnoiz.c.

◆ uninit()

static av_cold void uninit ( AVFilterContext ctx)
static

Definition at line 694 of file vf_fftdnoiz.c.

Variable Documentation

◆ fftdnoiz_options

const AVOption fftdnoiz_options[]
static
Initial value:
= {
{ "sigma", "set denoise strength",
OFFSET(sigma), AV_OPT_TYPE_FLOAT, {.dbl=1}, 0, 100, .flags = TFLAGS },
{ "amount", "set amount of denoising",
OFFSET(amount), AV_OPT_TYPE_FLOAT, {.dbl=1}, 0.01, 1, .flags = TFLAGS },
{ "block", "set block size",
OFFSET(block_size), AV_OPT_TYPE_INT, {.i64=32}, 8, MAX_BLOCK, .flags = FLAGS },
{ "overlap", "set block overlap",
OFFSET(overlap), AV_OPT_TYPE_FLOAT, {.dbl=0.5}, 0.2, 0.8, .flags = FLAGS },
{ "method", "set method of denoising",
OFFSET(method), AV_OPT_TYPE_INT, {.i64=0}, 0, 1, .flags = TFLAGS, "method" },
{ "wiener", "wiener method",
0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, .flags = TFLAGS, "method" },
{ "hard", "hard thresholding",
0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, .flags = TFLAGS, "method" },
{ "prev", "set number of previous frames for temporal denoising",
OFFSET(nb_prev), AV_OPT_TYPE_INT, {.i64=0}, 0, 1, .flags = FLAGS },
{ "next", "set number of next frames for temporal denoising",
OFFSET(nb_next), AV_OPT_TYPE_INT, {.i64=0}, 0, 1, .flags = FLAGS },
{ "planes", "set planes to filter",
OFFSET(planesf), AV_OPT_TYPE_INT, {.i64=7}, 0, 15, .flags = TFLAGS },
{ NULL }
}

Definition at line 87 of file vf_fftdnoiz.c.

◆ pix_fmts

enum AVPixelFormat pix_fmts[]
static

◆ fftdnoiz_inputs

const AVFilterPad fftdnoiz_inputs[]
static
Initial value:
= {
{
.name = "default",
.filter_frame = filter_frame,
.config_props = config_input,
},
}

Definition at line 725 of file vf_fftdnoiz.c.

◆ fftdnoiz_outputs

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

Definition at line 734 of file vf_fftdnoiz.c.

◆ ff_vf_fftdnoiz

const AVFilter ff_vf_fftdnoiz
Initial value:
= {
.name = "fftdnoiz",
.description = NULL_IF_CONFIG_SMALL("Denoise frames using 3D FFT."),
.priv_size = sizeof(FFTdnoizContext),
.priv_class = &fftdnoiz_class,
.process_command = ff_filter_process_command,
}

Definition at line 742 of file vf_fftdnoiz.c.

AV_PIX_FMT_YUVA422P16
#define AV_PIX_FMT_YUVA422P16
Definition: pixfmt.h:451
AV_PIX_FMT_GBRAP16
#define AV_PIX_FMT_GBRAP16
Definition: pixfmt.h:430
request_frame
static int request_frame(AVFilterLink *outlink)
Definition: vf_fftdnoiz.c:665
FILTER_PIXFMTS_ARRAY
#define FILTER_PIXFMTS_ARRAY(array)
Definition: internal.h:170
AV_PIX_FMT_YUVA422P9
#define AV_PIX_FMT_YUVA422P9
Definition: pixfmt.h:443
AV_PIX_FMT_YUVA420P16
#define AV_PIX_FMT_YUVA420P16
Definition: pixfmt.h:450
AV_PIX_FMT_YUVA420P10
#define AV_PIX_FMT_YUVA420P10
Definition: pixfmt.h:445
fftdnoiz_outputs
static const AVFilterPad fftdnoiz_outputs[]
Definition: vf_fftdnoiz.c:734
AV_PIX_FMT_YUV420P10
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:408
WIN_FUNC_OPTION
#define WIN_FUNC_OPTION(win_func_opt_name, win_func_offset, flag, default_window_func)
Definition: window_func.h:37
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
AV_PIX_FMT_YUVA422P10
#define AV_PIX_FMT_YUVA422P10
Definition: pixfmt.h:446
AV_PIX_FMT_GRAY9
#define AV_PIX_FMT_GRAY9
Definition: pixfmt.h:388
AV_PIX_FMT_YUVA420P9
#define AV_PIX_FMT_YUVA420P9
Definition: pixfmt.h:442
window
static SDL_Window * window
Definition: ffplay.c:365
AV_PIX_FMT_GBRP14
#define AV_PIX_FMT_GBRP14
Definition: pixfmt.h:426
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:424
AV_PIX_FMT_YUVA444P16
#define AV_PIX_FMT_YUVA444P16
Definition: pixfmt.h:452
AV_PIX_FMT_YUV422P9
#define AV_PIX_FMT_YUV422P9
Definition: pixfmt.h:406
AV_PIX_FMT_GRAY16
#define AV_PIX_FMT_GRAY16
Definition: pixfmt.h:392
TFLAGS
#define TFLAGS
Definition: vf_fftdnoiz.c:86
MAX_BLOCK
#define MAX_BLOCK
Definition: vf_fftdnoiz.c:29
AV_PIX_FMT_YUV444P10
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:411
AV_PIX_FMT_YUVJ411P
@ AV_PIX_FMT_YUVJ411P
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples) full scale (JPEG), deprecated in favor ...
Definition: pixfmt.h:248
AV_PIX_FMT_YUV422P16
#define AV_PIX_FMT_YUV422P16
Definition: pixfmt.h:420
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:428
AV_PIX_FMT_GBRAP12
#define AV_PIX_FMT_GBRAP12
Definition: pixfmt.h:429
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:421
AV_PIX_FMT_YUVA444P12
#define AV_PIX_FMT_YUVA444P12
Definition: pixfmt.h:449
AV_PIX_FMT_YUV420P9
#define AV_PIX_FMT_YUV420P9
Definition: pixfmt.h:405
AV_PIX_FMT_YUV420P16
#define AV_PIX_FMT_YUV420P16
Definition: pixfmt.h:419
AV_PIX_FMT_GRAY14
#define AV_PIX_FMT_GRAY14
Definition: pixfmt.h:391
pix_fmts
static enum AVPixelFormat pix_fmts[]
Definition: vf_fftdnoiz.c:114
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_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:389
AV_PIX_FMT_GBRP16
#define AV_PIX_FMT_GBRP16
Definition: pixfmt.h:427
NULL
#define NULL
Definition: coverity.c:32
FFTdnoizContext
Definition: vf_fftdnoiz.c:53
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:410
WFUNC_HANNING
@ WFUNC_HANNING
Definition: window_func.h:29
AV_PIX_FMT_YUV422P10
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:409
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:423
config_input
static int config_input(AVFilterLink *inlink)
Definition: vf_fftdnoiz.c:181
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:117
AV_PIX_FMT_YUV422P12
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:413
AV_PIX_FMT_YUV444P12
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:415
FLAGS
#define FLAGS
Definition: vf_fftdnoiz.c:85
ff_filter_process_command
int ff_filter_process_command(AVFilterContext *ctx, const char *cmd, const char *arg, char *res, int res_len, int flags)
Generic processing of user supplied commands that are set in the same way as the filter options.
Definition: avfilter.c:863
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
AV_PIX_FMT_YUVA444P10
#define AV_PIX_FMT_YUVA444P10
Definition: pixfmt.h:447
AV_OPT_TYPE_FLOAT
@ AV_OPT_TYPE_FLOAT
Definition: opt.h:228
AV_PIX_FMT_GBRP12
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:425
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
OFFSET
#define OFFSET(x)
Definition: vf_fftdnoiz.c:84
AV_PIX_FMT_YUV444P9
#define AV_PIX_FMT_YUV444P9
Definition: pixfmt.h:407
uninit
static av_cold void uninit(AVFilterContext *ctx)
Definition: vf_fftdnoiz.c:694
AV_PIX_FMT_YUVA444P9
#define AV_PIX_FMT_YUVA444P9
Definition: pixfmt.h:444
fftdnoiz_inputs
static const AVFilterPad fftdnoiz_inputs[]
Definition: vf_fftdnoiz.c:725
AV_PIX_FMT_YUV420P12
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:412
AV_PIX_FMT_YUV422P14
#define AV_PIX_FMT_YUV422P14
Definition: pixfmt.h:417
AV_PIX_FMT_NONE
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:65
AV_PIX_FMT_YUVA422P12
#define AV_PIX_FMT_YUVA422P12
Definition: pixfmt.h:448
AV_OPT_TYPE_INT
@ AV_OPT_TYPE_INT
Definition: opt.h:225
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
filter_frame
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
Definition: vf_fftdnoiz.c:588
FILTER_OUTPUTS
#define FILTER_OUTPUTS(array)
Definition: internal.h:191
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
AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL
#define AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL
Same as AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC, except that the filter will have its filter_frame() c...
Definition: avfilter.h:160
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
AV_PIX_FMT_YUV440P12
#define AV_PIX_FMT_YUV440P12
Definition: pixfmt.h:414
AV_PIX_FMT_YUV444P14
#define AV_PIX_FMT_YUV444P14
Definition: pixfmt.h:418
AV_PIX_FMT_GRAY12
#define AV_PIX_FMT_GRAY12
Definition: pixfmt.h:390
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:416