FFmpeg
|
#include "libavutil/avassert.h"
#include "libavutil/ffmath.h"
#include "libavutil/opt.h"
#include "audio.h"
#include "avfilter.h"
#include "internal.h"
Go to the source code of this file.
Data Structures | |
struct | ChanCache |
struct | BiquadsContext |
struct | ThreadData |
Used for passing data between threads. More... | |
Macros | |
#define | BIQUAD_FILTER(name, type, min, max, need_clipping) |
#define | BIQUAD_DII_FILTER(name, type, min, max, need_clipping) |
#define | BIQUAD_TDII_FILTER(name, type, min, max, need_clipping) |
#define | BIQUAD_LATT_FILTER(name, type, min, max, need_clipping) |
#define | OFFSET(x) offsetof(BiquadsContext, x) |
#define | FLAGS AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM |
#define | AF AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM |
#define | DEFINE_BIQUAD_FILTER(name_, description_) |
Enumerations | |
enum | FilterType { DC_TYPE, AC_TYPE, SQ_TYPE, PS_TYPE, NB_TYPES, BUTTERWORTH, CHEBYSHEV1, CHEBYSHEV2, NB_TYPES, biquad, equalizer, bass, treble, bandpass, bandreject, allpass, highpass, lowpass, lowshelf, highshelf, WEAK, STRONG, NB_FILTER, LOWPASS, FLAT, AFLAT, CHROMA, COLOR, ACOLOR, XFLAT, YFLAT, NB_FILTERS } |
enum | WidthType { NONE, HERTZ, OCTAVE, QFACTOR, SLOPE, KHERTZ, NB_WTYPE } |
enum | TransformType { PREDICTOR_TRANSFORM = 0, COLOR_TRANSFORM = 1, SUBTRACT_GREEN = 2, COLOR_INDEXING_TRANSFORM = 3, DI, DII, TDII, LATT, NB_TTYPE } |
Functions | |
static int | query_formats (AVFilterContext *ctx) |
static void | convert_dir2latt (BiquadsContext *s) |
static int | config_filter (AVFilterLink *outlink, int reset) |
static int | config_output (AVFilterLink *outlink) |
static int | filter_channel (AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) |
static int | filter_frame (AVFilterLink *inlink, AVFrame *buf) |
static int | process_command (AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags) |
static av_cold void | uninit (AVFilterContext *ctx) |
Variables | |
static const AVFilterPad | inputs [] |
static const AVFilterPad | outputs [] |
Definition at line 203 of file af_biquads.c.
Definition at line 286 of file af_biquads.c.
Definition at line 334 of file af_biquads.c.
Definition at line 381 of file af_biquads.c.
#define OFFSET | ( | x | ) | offsetof(BiquadsContext, x) |
Definition at line 867 of file af_biquads.c.
Definition at line 868 of file af_biquads.c.
Definition at line 869 of file af_biquads.c.
#define DEFINE_BIQUAD_FILTER | ( | name_, | |
description_ | |||
) |
Definition at line 871 of file af_biquads.c.
enum FilterType |
Definition at line 72 of file af_biquads.c.
enum WidthType |
Enumerator | |
---|---|
NONE | |
HERTZ | |
OCTAVE | |
QFACTOR | |
SLOPE | |
KHERTZ | |
NB_WTYPE |
Definition at line 86 of file af_biquads.c.
enum TransformType |
Enumerator | |
---|---|
PREDICTOR_TRANSFORM | |
COLOR_TRANSFORM | |
SUBTRACT_GREEN | |
COLOR_INDEXING_TRANSFORM | |
DI | |
DII | |
TDII | |
LATT | |
NB_TTYPE |
Definition at line 96 of file af_biquads.c.
|
static |
Definition at line 145 of file af_biquads.c.
|
static |
Definition at line 436 of file af_biquads.c.
Referenced by config_filter().
|
static |
Definition at line 453 of file af_biquads.c.
Referenced by config_output(), and process_command().
|
static |
Definition at line 753 of file af_biquads.c.
|
static |
Definition at line 762 of file af_biquads.c.
Referenced by filter_frame().
|
static |
Definition at line 789 of file af_biquads.c.
|
static |
Definition at line 829 of file af_biquads.c.
|
static |
Definition at line 842 of file af_biquads.c.
|
static |
Definition at line 849 of file af_biquads.c.
|
static |
Definition at line 858 of file af_biquads.c.