af_amultiply.c File Reference

#include "libavutil/channel_layout.h"
#include "libavutil/common.h"
#include "libavutil/float_dsp.h"
#include "libavutil/mem.h"
#include "audio.h"
#include "avfilter.h"
#include "filters.h"

Go to the source code of this file.

Data Structures
struct	AudioMultiplyContext

Functions
static int	activate (AVFilterContext *ctx)
static int	config_output (AVFilterLink *outlink)
static av_cold int	init (AVFilterContext *ctx)
static av_cold void	uninit (AVFilterContext *ctx)

Variables
static const AVFilterPad	inputs []
static const AVFilterPad	outputs []
const FFFilter	ff_af_amultiply

Function Documentation

activate()

static int activate ( AVFilterContext * ctx )

static

Definition at line 41 of file af_amultiply.c.

config_output()

static int config_output ( AVFilterLink * outlink )

static

Definition at line 123 of file af_amultiply.c.

init()

static av_cold int init ( AVFilterContext * ctx )

static

Definition at line 136 of file af_amultiply.c.

uninit()

static av_cold void uninit ( AVFilterContext * ctx )

static

Definition at line 147 of file af_amultiply.c.

Variable Documentation

inputs

const AVFilterPad inputs[]

static

Initial value:

= {
    {
        .name = "multiply0",
        .type = AVMEDIA_TYPE_AUDIO,
    },
    {
        .name = "multiply1",
        .type = AVMEDIA_TYPE_AUDIO,
    },
}

Definition at line 153 of file af_amultiply.c.

outputs

const AVFilterPad outputs[]

static

Initial value:

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

Definition at line 164 of file af_amultiply.c.

ff_af_amultiply

const FFFilter ff_af_amultiply

Initial value:

= {
    .p.name         = "amultiply",
    .p.description  = NULL_IF_CONFIG_SMALL("Multiply two audio streams."),
    .priv_size      = sizeof(AudioMultiplyContext),
    .init           = init,
    .uninit         = uninit,
    .activate       = activate,
    FILTER_INPUTS(inputs),
    FILTER_OUTPUTS(outputs),
    FILTER_SAMPLEFMTS(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLTP,
                      AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_DBLP),
}

Definition at line 172 of file af_amultiply.c.