FFmpeg
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#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "libavutil/samplefmt.h"
#include "avfilter.h"
#include "audio.h"
#include "filters.h"
Go to the source code of this file.
Data Structures | |
struct | AudioEchoContext |
Macros | |
#define | OFFSET(x) offsetof(AudioEchoContext, x) |
#define | A AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM |
#define | MOD(a, b) (((a) >= (b)) ? (a) - (b) : (a)) |
#define | ECHO(name, type, min, max) |
Functions | |
AVFILTER_DEFINE_CLASS (aecho) | |
static void | count_items (char *item_str, int *nb_items) |
static void | fill_items (char *item_str, int *nb_items, float *items) |
static av_cold void | uninit (AVFilterContext *ctx) |
static av_cold int | init (AVFilterContext *ctx) |
static int | config_output (AVFilterLink *outlink) |
static int | filter_frame (AVFilterLink *inlink, AVFrame *frame) |
static int | request_frame (AVFilterLink *outlink) |
static int | activate (AVFilterContext *ctx) |
Variables | |
static const AVOption | aecho_options [] |
static const AVFilterPad | aecho_outputs [] |
const AVFilter | ff_af_aecho |
#define OFFSET | ( | x | ) | offsetof(AudioEchoContext, x) |
Definition at line 48 of file af_aecho.c.
Definition at line 49 of file af_aecho.c.
AVFILTER_DEFINE_CLASS | ( | aecho | ) |
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Definition at line 61 of file af_aecho.c.
Referenced by init().
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Definition at line 73 of file af_aecho.c.
Referenced by init().
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Definition at line 89 of file af_aecho.c.
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Definition at line 102 of file af_aecho.c.
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Definition at line 203 of file af_aecho.c.
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Definition at line 244 of file af_aecho.c.
Referenced by activate().
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Definition at line 272 of file af_aecho.c.
Referenced by activate(), and ff_request_frame().
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Definition at line 298 of file af_aecho.c.
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Definition at line 51 of file af_aecho.c.
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Definition at line 331 of file af_aecho.c.
const AVFilter ff_af_aecho |
Definition at line 339 of file af_aecho.c.