soxr_resample.c File Reference

audio resampling with soxr More...

#include "libavutil/log.h"
#include "swresample_internal.h"
#include <soxr.h>

Go to the source code of this file.

Functions
static struct ResampleContext *	create (struct ResampleContext *c, int out_rate, int in_rate, int filter_size, int phase_shift, int linear, double cutoff, enum AVSampleFormat format, enum SwrFilterType filter_type, double kaiser_beta, double precision, int cheby, int exact_rational)
static void	destroy (struct ResampleContext **c)
static int	flush (struct SwrContext *s)
static int	process (struct ResampleContext *c, AudioData *dst, int dst_size, AudioData *src, int src_size, int *consumed)
static int64_t	get_delay (struct SwrContext *s, int64_t base)
static int	invert_initial_buffer (struct ResampleContext *c, AudioData *dst, const AudioData *src, int in_count, int *out_idx, int *out_sz)
static int64_t	get_out_samples (struct SwrContext *s, int in_samples)

Variables
const struct Resampler	swri_soxr_resampler

Detailed Description

audio resampling with soxr

Definition in file soxr_resample.c.

Function Documentation

create()

static struct ResampleContext * create ( struct ResampleContext * c, int out_rate, int in_rate, int filter_size, int phase_shift, int linear, double cutoff, enum AVSampleFormat format, enum SwrFilterType filter_type, double kaiser_beta, double precision, int cheby, int exact_rational )

static

Definition at line 32 of file soxr_resample.c.

Referenced by ff_vdpau_common_init().

destroy()

static void destroy ( struct ResampleContext ** c )

static

Definition at line 64 of file soxr_resample.c.

Referenced by ff_vdpau_common_uninit().

flush()

static int flush ( struct SwrContext * s )

static

Definition at line 69 of file soxr_resample.c.

process()

static int process ( struct ResampleContext * c, AudioData * dst, int dst_size, AudioData * src, int src_size, int * consumed )

static

Definition at line 84 of file soxr_resample.c.

get_delay()

static int64_t get_delay ( struct SwrContext * s, int64_t base )

static

Definition at line 99 of file soxr_resample.c.

invert_initial_buffer()

static int invert_initial_buffer ( struct ResampleContext * c, AudioData * dst, const AudioData * src, int in_count, int * out_idx, int * out_sz )

static

Definition at line 111 of file soxr_resample.c.

get_out_samples()

static int64_t get_out_samples ( struct SwrContext * s, int in_samples )

static

Definition at line 116 of file soxr_resample.c.

Variable Documentation

swri_soxr_resampler

const struct Resampler swri_soxr_resampler

Initial value:

= {
    .init                  = create,
    .free                  = destroy,
    .multiple_resample     = process,
    .flush                 = flush,
    .get_delay             = get_delay,
    .invert_initial_buffer = invert_initial_buffer,
    .get_out_samples       = get_out_samples,
}

Definition at line 126 of file soxr_resample.c.

Referenced by swr_init().