FFmpeg
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3D Lookup table filter More...
#include "libavutil/opt.h"
#include "libavutil/file.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/avassert.h"
#include "libavutil/pixdesc.h"
#include "libavutil/avstring.h"
#include "avfilter.h"
#include "drawutils.h"
#include "dualinput.h"
#include "formats.h"
#include "internal.h"
#include "video.h"
Go to the source code of this file.
Data Structures | |
struct | rgbvec |
struct | LUT3DContext |
Macros | |
#define | R 0 |
#define | G 1 |
#define | B 2 |
#define | A 3 |
#define | MAX_LEVEL 64 |
#define | OFFSET(x) offsetof(LUT3DContext, x) |
#define | FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM |
#define | COMMON_OPTIONS |
#define | NEAR(x) ((int)((x) + .5)) |
#define | PREV(x) ((int)(x)) |
#define | NEXT(x) (FFMIN((int)(x) + 1, lut3d->lutsize - 1)) |
#define | DEFINE_INTERP_FUNC(name, nbits) |
#define | MAX_LINE_SIZE 512 |
#define | NEXT_LINE(loop_cond) |
#define | SET_COLOR(id) |
#define | SET_FUNC(name) |
#define | FILTER(nbits) |
Enumerations | |
enum | interp_mode { INTERPOLATE_NEAREST, INTERPOLATE_TRILINEAR, INTERPOLATE_TETRAHEDRAL, NB_INTERP_MODE } |
Functions | |
static float | lerpf (float v0, float v1, float f) |
static struct rgbvec | lerp (const struct rgbvec *v0, const struct rgbvec *v1, float f) |
static struct rgbvec | interp_nearest (const LUT3DContext *lut3d, const struct rgbvec *s) |
Get the nearest defined point. | |
static struct rgbvec | interp_trilinear (const LUT3DContext *lut3d, const struct rgbvec *s) |
Interpolate using the 8 vertices of a cube. | |
static struct rgbvec | interp_tetrahedral (const LUT3DContext *lut3d, const struct rgbvec *s) |
Tetrahedral interpolation. | |
static int | skip_line (const char *p) |
static int | parse_dat (AVFilterContext *ctx, FILE *f) |
static int | parse_cube (AVFilterContext *ctx, FILE *f) |
static int | parse_3dl (AVFilterContext *ctx, FILE *f) |
static int | parse_m3d (AVFilterContext *ctx, FILE *f) |
static void | set_identity_matrix (LUT3DContext *lut3d, int size) |
static int | query_formats (AVFilterContext *ctx) |
static int | config_input (AVFilterLink *inlink) |
static AVFrame * | apply_lut (AVFilterLink *inlink, AVFrame *in) |
static int | filter_frame (AVFilterLink *inlink, AVFrame *in) |
3D Lookup table filter
Definition in file vf_lut3d.c.
#define R 0 |
Definition at line 39 of file vf_lut3d.c.
#define G 1 |
Definition at line 40 of file vf_lut3d.c.
#define B 2 |
Definition at line 41 of file vf_lut3d.c.
#define A 3 |
Definition at line 42 of file vf_lut3d.c.
#define MAX_LEVEL 64 |
Definition at line 57 of file vf_lut3d.c.
Referenced by parse_cube(), and parse_m3d().
#define OFFSET | ( | x | ) | offsetof(LUT3DContext, x) |
Definition at line 79 of file vf_lut3d.c.
#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM |
Definition at line 80 of file vf_lut3d.c.
#define COMMON_OPTIONS |
Definition at line 81 of file vf_lut3d.c.
#define NEAR | ( | x | ) | ((int)((x) + .5)) |
Definition at line 101 of file vf_lut3d.c.
Referenced by interp_nearest().
#define PREV | ( | x | ) | ((int)(x)) |
Definition at line 102 of file vf_lut3d.c.
Referenced by interp_tetrahedral(), and interp_trilinear().
#define NEXT | ( | x | ) | (FFMIN((int)(x) + 1, lut3d->lutsize - 1)) |
Definition at line 103 of file vf_lut3d.c.
Referenced by interp_tetrahedral(), and interp_trilinear().
#define DEFINE_INTERP_FUNC | ( | name, | |
nbits | |||
) |
#define MAX_LINE_SIZE 512 |
Definition at line 218 of file vf_lut3d.c.
Referenced by parse_3dl(), parse_cube(), parse_dat(), and parse_m3d().
#define NEXT_LINE | ( | loop_cond | ) |
Definition at line 227 of file vf_lut3d.c.
Referenced by parse_3dl(), parse_cube(), parse_dat(), and parse_m3d().
#define SET_COLOR | ( | id | ) |
Referenced by parse_m3d().
#define SET_FUNC | ( | name | ) |
Referenced by config_input().
#define FILTER | ( | nbits | ) |
Definition at line 467 of file vf_lut3d.c.
Referenced by apply_lut().
enum interp_mode |
Definition at line 44 of file vf_lut3d.c.
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inlinestatic |
Definition at line 88 of file vf_lut3d.c.
Referenced by lerp().
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staticread |
Definition at line 93 of file vf_lut3d.c.
Referenced by interp_trilinear().
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staticread |
Get the nearest defined point.
Definition at line 108 of file vf_lut3d.c.
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staticread |
Interpolate using the 8 vertices of a cube.
Definition at line 118 of file vf_lut3d.c.
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staticread |
Tetrahedral interpolation.
Based on code found in Truelight Software Library paper.
Definition at line 146 of file vf_lut3d.c.
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static |
Definition at line 220 of file vf_lut3d.c.
Referenced by parse_3dl(), parse_cube(), and parse_dat().
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Definition at line 236 of file vf_lut3d.c.
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Definition at line 256 of file vf_lut3d.c.
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Definition at line 308 of file vf_lut3d.c.
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Definition at line 338 of file vf_lut3d.c.
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Definition at line 401 of file vf_lut3d.c.
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Definition at line 419 of file vf_lut3d.c.
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Definition at line 435 of file vf_lut3d.c.
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Definition at line 487 of file vf_lut3d.c.
Referenced by filter_frame().
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Definition at line 521 of file vf_lut3d.c.