options.c File Reference

#include "libavutil/opt.h"
#include "swresample_internal.h"
#include <float.h>

Go to the source code of this file.

Macros
#define	C30DB   M_SQRT2
#define	C15DB   1.189207115
#define	C__0DB   1.0
#define	C_15DB   0.840896415
#define	C_30DB   M_SQRT1_2
#define	C_45DB   0.594603558
#define	C_60DB   0.5
#define	OFFSET(x)   offsetof(SwrContext,x)
#define	PARAM   AV_OPT_FLAG_AUDIO_PARAM

Functions
static const char *	context_to_name (void *ptr)
const AVClass *	swr_get_class (void)
	Get the AVClass for SwrContext. More...
av_cold struct SwrContext *	swr_alloc (void)
	Allocate SwrContext. More...

Variables
static const AVOption	options []
static const AVClass	av_class

Macro Definition Documentation

#define C30DB   M_SQRT2

Definition at line 26 of file options.c.

#define C15DB   1.189207115

Definition at line 27 of file options.c.

#define C__0DB   1.0

Definition at line 28 of file options.c.

#define C_15DB   0.840896415

Definition at line 29 of file options.c.

#define C_30DB   M_SQRT1_2

Definition at line 30 of file options.c.

#define C_45DB   0.594603558

Definition at line 31 of file options.c.

#define C_60DB   0.5

Definition at line 32 of file options.c.

#define OFFSET

(

x

)

offsetof(SwrContext,x)

Definition at line 34 of file options.c.

#define PARAM   AV_OPT_FLAG_AUDIO_PARAM

Definition at line 35 of file options.c.

Function Documentation

static const char* context_to_name ( void *  ptr )

static

Definition at line 130 of file options.c.

Variable Documentation

const AVOption options[]

static

Definition at line 37 of file options.c.

const AVClass av_class

static

Initial value:

= {
    .class_name                = "SWResampler",
    .item_name                 = context_to_name,
    .option                    = options,
    .version                   = LIBAVUTIL_VERSION_INT,
    .log_level_offset_offset   = OFFSET(log_level_offset),
    .parent_log_context_offset = OFFSET(log_ctx),
    .category                  = AV_CLASS_CATEGORY_SWRESAMPLER,
}

Definition at line 134 of file options.c.

Referenced by swr_alloc(), and swr_get_class().