af_rubberband.c File Reference

#include <rubberband/rubberband-c.h>
#include "libavutil/channel_layout.h"
#include "libavutil/common.h"
#include "libavutil/opt.h"
#include "audio.h"
#include "avfilter.h"
#include "filters.h"
#include "formats.h"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	RubberBandContext

Macros
#define	OFFSET(x)   offsetof(RubberBandContext, x)
#define	A   AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
#define	AT   AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Functions
	AVFILTER_DEFINE_CLASS (rubberband)
static av_cold void	uninit (AVFilterContext *ctx)
static int	query_formats (AVFilterContext *ctx)
static int	filter_frame (AVFilterLink *inlink, AVFrame *in)
static int	config_input (AVFilterLink *inlink)
static int	activate (AVFilterContext *ctx)
static int	process_command (AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags)

Variables
static const AVOption	rubberband_options []
static const AVFilterPad	rubberband_inputs []
static const AVFilterPad	rubberband_outputs []
AVFilter	ff_af_rubberband

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(RubberBandContext, x)

Definition at line 44 of file af_rubberband.c.

A

#define A   AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM

Definition at line 45 of file af_rubberband.c.

AT

#define AT   AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM

Definition at line 46 of file af_rubberband.c.

Function Documentation

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

rubberband

)

uninit()

static av_cold void uninit ( AVFilterContext *  ctx )

static

Definition at line 84 of file af_rubberband.c.

query_formats()

static int query_formats ( AVFilterContext *  ctx )

static

Definition at line 92 of file af_rubberband.c.

filter_frame()

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

static

Definition at line 122 of file af_rubberband.c.

Referenced by activate().

config_input()

static int config_input ( AVFilterLink *  inlink )

static

Definition at line 158 of file af_rubberband.c.

activate()

static int activate ( AVFilterContext *  ctx )

static

Definition at line 178 of file af_rubberband.c.

process_command()

static int process_command ( AVFilterContext *  ctx, const char *  cmd, const char *  args, char *  res, int  res_len, int  flags  )

static

Definition at line 203 of file af_rubberband.c.

Variable Documentation

rubberband_options

const AVOption rubberband_options[]

static

Definition at line 48 of file af_rubberband.c.

rubberband_inputs

const AVFilterPad rubberband_inputs[]

static

Initial value:

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

Definition at line 220 of file af_rubberband.c.

rubberband_outputs

const AVFilterPad rubberband_outputs[]

static

Initial value:

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

Definition at line 229 of file af_rubberband.c.

ff_af_rubberband

AVFilter ff_af_rubberband

Initial value:

= {
    .name          = "rubberband",
    .description   = NULL_IF_CONFIG_SMALL("Apply time-stretching and pitch-shifting."),
    .query_formats = query_formats,
    .priv_size     = sizeof(RubberBandContext),
    .priv_class    = &rubberband_class,
    .uninit        = uninit,
    .activate      = activate,
    .inputs        = rubberband_inputs,
    .outputs       = rubberband_outputs,
    .process_command = process_command,
}

Definition at line 237 of file af_rubberband.c.