FFmpeg  1.2.4
Data Structures | Typedefs | Functions | Variables
af_resample.c File Reference

sample format and channel layout conversion audio filter More...

#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
#include "libavutil/common.h"
#include "libavutil/dict.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavresample/avresample.h"
#include "audio.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"

Go to the source code of this file.

Data Structures

struct  ResampleContext

Typedefs

typedef struct ResampleContext ResampleContext

Functions

static av_cold int init (AVFilterContext *ctx, const char *args)
static av_cold void uninit (AVFilterContext *ctx)
static int query_formats (AVFilterContext *ctx)
static int config_output (AVFilterLink *outlink)
static int request_frame (AVFilterLink *outlink)
static int filter_frame (AVFilterLink *inlink, AVFilterBufferRef *buf)

Variables

static const AVFilterPad avfilter_af_resample_inputs []
static const AVFilterPad avfilter_af_resample_outputs []
AVFilter avfilter_af_resample

Detailed Description

sample format and channel layout conversion audio filter

Definition in file af_resample.c.

Typedef Documentation

Function Documentation

static int config_output ( AVFilterLink outlink)
static

Definition at line 107 of file af_resample.c.

static int filter_frame ( AVFilterLink inlink,
AVFilterBufferRef buf 
)
static

Definition at line 204 of file af_resample.c.

static av_cold int init ( AVFilterContext ctx,
const char *  args 
)
static

Definition at line 49 of file af_resample.c.

static int query_formats ( AVFilterContext ctx)
static

Definition at line 83 of file af_resample.c.

static int request_frame ( AVFilterLink outlink)
static

Definition at line 165 of file af_resample.c.

static av_cold void uninit ( AVFilterContext ctx)
static

Definition at line 72 of file af_resample.c.

Variable Documentation

AVFilter avfilter_af_resample
Initial value:
{
.name = "resample",
.description = NULL_IF_CONFIG_SMALL("Audio resampling and conversion."),
.priv_size = sizeof(ResampleContext),
.init = init,
}

Definition at line 296 of file af_resample.c.

const AVFilterPad avfilter_af_resample_inputs[]
static
Initial value:
{
{
.name = "default",
.filter_frame = filter_frame,
.min_perms = AV_PERM_READ
},
{ NULL }
}

Definition at line 276 of file af_resample.c.

const AVFilterPad avfilter_af_resample_outputs[]
static
Initial value:
{
{
.name = "default",
.config_props = config_output,
.request_frame = request_frame
},
{ NULL }
}

Definition at line 286 of file af_resample.c.