#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "drawutils.h"
#include "internal.h"
#include "video.h"
#include "preserve_color.h"

Data Structures
struct	Range

struct	ColorLevelsContext

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

Macros
#define	R 0

#define	G 1

#define	B 2

#define	A 3

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

#define	FLAGS AV_OPT_FLAG_FILTERING_PARAM\|AV_OPT_FLAG_VIDEO_PARAM\|AV_OPT_FLAG_RUNTIME_PARAM

#define	DO_COMMON(type, ptype, clip, preserve, planar)

#define	CLIP8(x, depth) av_clip_uint8(x)

#define	CLIP16(x, depth) av_clip_uint16(x)

#define	NOCLIP(x, depth) (x)

Functions
	AVFILTER_DEFINE_CLASS (colorlevels)

static int	colorlevels_slice_8 (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_slice_16 (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_preserve_slice_8 (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_preserve_slice_16 (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_slice_8_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_slice_9_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_slice_10_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_slice_12_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_slice_14_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_slice_16_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_slice_32_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_preserve_slice_8_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_preserve_slice_9_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_preserve_slice_10_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_preserve_slice_12_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_preserve_slice_14_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_preserve_slice_16_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	colorlevels_preserve_slice_32_planar (AVFilterContext ctx, void arg, int jobnr, int nb_jobs)

static int	config_input (AVFilterLink *inlink)

static int	filter_frame (AVFilterLink inlink, AVFrame in)

Variables
static const AVOption	colorlevels_options []

static const AVFilterPad	colorlevels_inputs []

const AVFilter	ff_vf_colorlevels

Macro Definition Documentation

◆ R

#define R 0

Definition at line 29 of file vf_colorlevels.c.

◆ G

#define G 1

Definition at line 30 of file vf_colorlevels.c.

◆ B

#define B 2

Definition at line 31 of file vf_colorlevels.c.

◆ A

#define A 3

Definition at line 32 of file vf_colorlevels.c.

◆ OFFSET

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

Definition at line 56 of file vf_colorlevels.c.

◆ FLAGS

#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 57 of file vf_colorlevels.c.

◆ DO_COMMON

#define DO_COMMON	(	type,
		ptype,
		clip,
		preserve,
		planar
	)

Definition at line 104 of file vf_colorlevels.c.

◆ CLIP8

#define CLIP8	(	x,
		depth
	)	av_clip_uint8(x)

Definition at line 181 of file vf_colorlevels.c.

◆ CLIP16

#define CLIP16	(	x,
		depth
	)	av_clip_uint16(x)

Definition at line 182 of file vf_colorlevels.c.

◆ NOCLIP

#define NOCLIP	(	x,
		depth
	)	(x)

Definition at line 183 of file vf_colorlevels.c.

Function Documentation

◆ AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS ( colorlevels )

◆ colorlevels_slice_8()

static int colorlevels_slice_8	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 185 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_slice_16()

static int colorlevels_slice_16	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 192 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_preserve_slice_8()

static int colorlevels_preserve_slice_8	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 199 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_preserve_slice_16()

static int colorlevels_preserve_slice_16	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 206 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_slice_8_planar()

static int colorlevels_slice_8_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 213 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_slice_9_planar()

static int colorlevels_slice_9_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 220 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_slice_10_planar()

static int colorlevels_slice_10_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 228 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_slice_12_planar()

static int colorlevels_slice_12_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 236 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_slice_14_planar()

static int colorlevels_slice_14_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 244 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_slice_16_planar()

static int colorlevels_slice_16_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 252 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_slice_32_planar()

static int colorlevels_slice_32_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 259 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_preserve_slice_8_planar()

static int colorlevels_preserve_slice_8_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 266 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_preserve_slice_9_planar()

static int colorlevels_preserve_slice_9_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 273 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_preserve_slice_10_planar()

static int colorlevels_preserve_slice_10_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 281 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_preserve_slice_12_planar()

static int colorlevels_preserve_slice_12_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 289 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_preserve_slice_14_planar()

static int colorlevels_preserve_slice_14_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 297 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_preserve_slice_16_planar()

static int colorlevels_preserve_slice_16_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 305 of file vf_colorlevels.c.

Referenced by config_input().

◆ colorlevels_preserve_slice_32_planar()

static int colorlevels_preserve_slice_32_planar	(	AVFilterContext *	ctx,
		void *	arg,
		int	jobnr,
		int	nb_jobs
	)

static

Definition at line 312 of file vf_colorlevels.c.

Referenced by config_input().

◆ config_input()

static int config_input ( AVFilterLink * inlink )

static

Definition at line 319 of file vf_colorlevels.c.

◆ filter_frame()

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

static

Definition at line 377 of file vf_colorlevels.c.

Variable Documentation

◆ colorlevels_options

const AVOption colorlevels_options[]

static

Initial value:

= {
    { "rimin", "set input red black point",    OFFSET(range[R].in_min),  AV_OPT_TYPE_DOUBLE, {.dbl=0}, -1, 1, FLAGS },
    { "gimin", "set input green black point",  OFFSET(range[G].in_min),  AV_OPT_TYPE_DOUBLE, {.dbl=0}, -1, 1, FLAGS },
    { "bimin", "set input blue black point",   OFFSET(range[B].in_min),  AV_OPT_TYPE_DOUBLE, {.dbl=0}, -1, 1, FLAGS },
    { "aimin", "set input alpha black point",  OFFSET(range[A].in_min),  AV_OPT_TYPE_DOUBLE, {.dbl=0}, -1, 1, FLAGS },
    { "rimax", "set input red white point",    OFFSET(range[R].in_max),  AV_OPT_TYPE_DOUBLE, {.dbl=1}, -1, 1, FLAGS },
    { "gimax", "set input green white point",  OFFSET(range[G].in_max),  AV_OPT_TYPE_DOUBLE, {.dbl=1}, -1, 1, FLAGS },
    { "bimax", "set input blue white point",   OFFSET(range[B].in_max),  AV_OPT_TYPE_DOUBLE, {.dbl=1}, -1, 1, FLAGS },
    { "aimax", "set input alpha white point",  OFFSET(range[A].in_max),  AV_OPT_TYPE_DOUBLE, {.dbl=1}, -1, 1, FLAGS },
    { "romin", "set output red black point",   OFFSET(range[R].out_min), AV_OPT_TYPE_DOUBLE, {.dbl=0},  0, 1, FLAGS },
    { "gomin", "set output green black point", OFFSET(range[G].out_min), AV_OPT_TYPE_DOUBLE, {.dbl=0},  0, 1, FLAGS },
    { "bomin", "set output blue black point",  OFFSET(range[B].out_min), AV_OPT_TYPE_DOUBLE, {.dbl=0},  0, 1, FLAGS },
    { "aomin", "set output alpha black point", OFFSET(range[A].out_min), AV_OPT_TYPE_DOUBLE, {.dbl=0},  0, 1, FLAGS },
    { "romax", "set output red white point",   OFFSET(range[R].out_max), AV_OPT_TYPE_DOUBLE, {.dbl=1},  0, 1, FLAGS },
    { "gomax", "set output green white point", OFFSET(range[G].out_max), AV_OPT_TYPE_DOUBLE, {.dbl=1},  0, 1, FLAGS },
    { "bomax", "set output blue white point",  OFFSET(range[B].out_max), AV_OPT_TYPE_DOUBLE, {.dbl=1},  0, 1, FLAGS },
    { "aomax", "set output alpha white point", OFFSET(range[A].out_max), AV_OPT_TYPE_DOUBLE, {.dbl=1},  0, 1, FLAGS },
    { "preserve", "set preserve color mode",   OFFSET(preserve_color),   AV_OPT_TYPE_INT,    {.i64=0},  0, NB_PRESERVE-1, FLAGS, "preserve" },
    { "none",  "disabled",                     0,                        AV_OPT_TYPE_CONST,  {.i64=P_NONE}, 0, 0, FLAGS, "preserve" },
    { "lum",   "luminance",                    0,                        AV_OPT_TYPE_CONST,  {.i64=P_LUM},  0, 0, FLAGS, "preserve" },
    { "max",   "max",                          0,                        AV_OPT_TYPE_CONST,  {.i64=P_MAX},  0, 0, FLAGS, "preserve" },
    { "avg",   "average",                      0,                        AV_OPT_TYPE_CONST,  {.i64=P_AVG},  0, 0, FLAGS, "preserve" },
    { "sum",   "sum",                          0,                        AV_OPT_TYPE_CONST,  {.i64=P_SUM},  0, 0, FLAGS, "preserve" },
    { "nrm",   "norm",                         0,                        AV_OPT_TYPE_CONST,  {.i64=P_NRM},  0, 0, FLAGS, "preserve" },
    { "pwr",   "power",                        0,                        AV_OPT_TYPE_CONST,  {.i64=P_PWR},  0, 0, FLAGS, "preserve" },
    { NULL }
}

Definition at line 58 of file vf_colorlevels.c.

◆ colorlevels_inputs

const AVFilterPad colorlevels_inputs[]

static

Initial value:

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

Definition at line 551 of file vf_colorlevels.c.

◆ ff_vf_colorlevels

const AVFilter ff_vf_colorlevels

Initial value:

= {
    .name          = "colorlevels",
    .description   = NULL_IF_CONFIG_SMALL("Adjust the color levels."),
    .priv_size     = sizeof(ColorLevelsContext),
    .priv_class    = &colorlevels_class,
    FILTER_INPUTS(colorlevels_inputs),
    FILTER_OUTPUTS(ff_video_default_filterpad),
    FILTER_PIXFMTS(AV_PIX_FMT_0RGB,   AV_PIX_FMT_0BGR,
                   AV_PIX_FMT_ARGB,   AV_PIX_FMT_ABGR,
                   AV_PIX_FMT_RGB0,   AV_PIX_FMT_BGR0,
                   AV_PIX_FMT_RGB24,  AV_PIX_FMT_BGR24,
                   AV_PIX_FMT_RGB48,  AV_PIX_FMT_BGR48,
                   AV_PIX_FMT_RGBA64, AV_PIX_FMT_BGRA64,
                   AV_PIX_FMT_RGBA,   AV_PIX_FMT_BGRA,
                   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_GBRAP12,
                   AV_PIX_FMT_GBRP14,
                   AV_PIX_FMT_GBRP16, AV_PIX_FMT_GBRAP16,
                   AV_PIX_FMT_GBRPF32, AV_PIX_FMT_GBRAPF32),
    .flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
    .process_command = ff_filter_process_command,
}

Definition at line 560 of file vf_colorlevels.c.

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ R

◆ G

◆ B

◆ A

◆ OFFSET

◆ FLAGS

◆ DO_COMMON

◆ CLIP8

◆ CLIP16

◆ NOCLIP

Function Documentation

◆ AVFILTER_DEFINE_CLASS()

◆ colorlevels_slice_8()

◆ colorlevels_slice_16()

◆ colorlevels_preserve_slice_8()

◆ colorlevels_preserve_slice_16()

◆ colorlevels_slice_8_planar()

◆ colorlevels_slice_9_planar()

◆ colorlevels_slice_10_planar()

◆ colorlevels_slice_12_planar()

◆ colorlevels_slice_14_planar()

◆ colorlevels_slice_16_planar()

◆ colorlevels_slice_32_planar()

◆ colorlevels_preserve_slice_8_planar()

◆ colorlevels_preserve_slice_9_planar()

◆ colorlevels_preserve_slice_10_planar()

◆ colorlevels_preserve_slice_12_planar()

◆ colorlevels_preserve_slice_14_planar()

◆ colorlevels_preserve_slice_16_planar()

◆ colorlevels_preserve_slice_32_planar()

◆ config_input()

◆ filter_frame()

Variable Documentation

◆ colorlevels_options

◆ colorlevels_inputs

◆ ff_vf_colorlevels