af_adynamicsmooth.c File Reference

#include "libavutil/ffmath.h"
#include "libavutil/opt.h"
#include "avfilter.h"
#include "audio.h"
#include "formats.h"

Go to the source code of this file.

Data Structures
struct	AudioDynamicSmoothContext

Macros
#define	OFFSET(x)   offsetof(AudioDynamicSmoothContext, x)
#define	FLAGS   AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Functions
static int	config_input (AVFilterLink *inlink)
static int	filter_frame (AVFilterLink *inlink, AVFrame *in)
static av_cold void	uninit (AVFilterContext *ctx)
	AVFILTER_DEFINE_CLASS (adynamicsmooth)

Variables
static const AVOption	adynamicsmooth_options []
static const AVFilterPad	inputs []
static const AVFilterPad	outputs []
const AVFilter	ff_af_adynamicsmooth

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(AudioDynamicSmoothContext, x)

Definition at line 104 of file af_adynamicsmooth.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 105 of file af_adynamicsmooth.c.

Function Documentation

config_input()

static int config_input ( AVFilterLink *  inlink )

static

Definition at line 34 of file af_adynamicsmooth.c.

filter_frame()

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

static

Definition at line 46 of file af_adynamicsmooth.c.

uninit()

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 97 of file af_adynamicsmooth.c.

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

adynamicsmooth

)

Variable Documentation

adynamicsmooth_options

const AVOption adynamicsmooth_options[]

static

Initial value:

= {
    { "sensitivity",  "set smooth sensitivity",  OFFSET(sensitivity),  AV_OPT_TYPE_DOUBLE, {.dbl=2},     0, 1000000, FLAGS },
    { "basefreq",     "set base frequency",      OFFSET(basefreq),     AV_OPT_TYPE_DOUBLE, {.dbl=22050}, 2, 1000000, FLAGS },
    { NULL }
}

Definition at line 107 of file af_adynamicsmooth.c.

inputs

const AVFilterPad inputs[]

static

Initial value:

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

Definition at line 115 of file af_adynamicsmooth.c.

outputs

const AVFilterPad outputs[]

static

Initial value:

= {
    {
        .name = "default",
        .type = AVMEDIA_TYPE_AUDIO,
    },
}

Definition at line 124 of file af_adynamicsmooth.c.

ff_af_adynamicsmooth

const AVFilter ff_af_adynamicsmooth

Initial value:

= {
    .name            = "adynamicsmooth",
    .description     = NULL_IF_CONFIG_SMALL("Apply Dynamic Smoothing of input audio."),
    .priv_size       = sizeof(AudioDynamicSmoothContext),
    .priv_class      = &adynamicsmooth_class,
    .uninit          = uninit,
    FILTER_INPUTS(inputs),
    FILTER_OUTPUTS(outputs),
    FILTER_SINGLE_SAMPLEFMT(AV_SAMPLE_FMT_DBLP),
    .flags           = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
    .process_command = ff_filter_process_command,
}

Definition at line 131 of file af_adynamicsmooth.c.