libswresample/swresample_internal.h File Reference

#include "swresample.h"
#include "libavutil/audioconvert.h"

Go to the source code of this file.

Data Structures
struct	AudioData
	Audio buffer used for intermediate storage between conversion phases. More...
struct	SwrContext
Defines
#define	SQRT3_2   1.22474487139158904909
Typedefs
typedef void(	mix_1_1_func_type )(void *out, const void *in, void *coeffp, int index, int len)
typedef void(	mix_2_1_func_type )(void *out, const void *in1, const void *in2, void *coeffp, int index1, int index2, int len)
typedef void(	mix_any_func_type )(uint8_t **out, const uint8_t **in1, void *coeffp, int len)
Functions
struct ResampleContext *	swri_resample_init (struct ResampleContext *, int out_rate, int in_rate, int filter_size, int phase_shift, int linear, double cutoff, enum AVSampleFormat, enum SwrFilterType, int kaiser_beta)
void	swri_resample_free (struct ResampleContext **c)
int	swri_multiple_resample (struct ResampleContext *c, AudioData *dst, int dst_size, AudioData *src, int src_size, int *consumed)
void	swri_resample_compensate (struct ResampleContext *c, int sample_delta, int compensation_distance)
int	swri_resample_int16 (struct ResampleContext *c, int16_t *dst, const int16_t *src, int *consumed, int src_size, int dst_size, int update_ctx)
int	swri_resample_int32 (struct ResampleContext *c, int32_t *dst, const int32_t *src, int *consumed, int src_size, int dst_size, int update_ctx)
int	swri_resample_float (struct ResampleContext *c, float *dst, const float *src, int *consumed, int src_size, int dst_size, int update_ctx)
int	swri_resample_double (struct ResampleContext *c, double *dst, const double *src, int *consumed, int src_size, int dst_size, int update_ctx)
int	swri_rematrix_init (SwrContext *s)
void	swri_rematrix_free (SwrContext *s)
int	swri_rematrix (SwrContext *s, AudioData *out, AudioData *in, int len, int mustcopy)
void	swri_rematrix_init_x86 (struct SwrContext *s)
void	swri_get_dither (SwrContext *s, void *dst, int len, unsigned seed, enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt)
void	swri_audio_convert_init_arm (struct AudioConvert *ac, enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels)
void	swri_audio_convert_init_x86 (struct AudioConvert *ac, enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels)

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Define Documentation

#define SQRT3_2   1.22474487139158904909

Definition at line 27 of file swresample_internal.h.

---

Typedef Documentation

typedef void( mix_1_1_func_type)(void *out, const void *in, void *coeffp, int index, int len)

Definition at line 29 of file swresample_internal.h.

typedef void( mix_2_1_func_type)(void *out, const void *in1, const void *in2, void *coeffp, int index1, int index2, int len)

Definition at line 30 of file swresample_internal.h.

typedef void( mix_any_func_type)(uint8_t **out, const uint8_t **in1, void *coeffp, int len)

Definition at line 32 of file swresample_internal.h.

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Function Documentation

void swri_audio_convert_init_arm	(	struct AudioConvert *	ac,
		enum AVSampleFormat	out_fmt,
		enum AVSampleFormat	in_fmt,
		int	channels
	)

Definition at line 48 of file audio_convert_init.c.

void swri_audio_convert_init_x86	(	struct AudioConvert *	ac,
		enum AVSampleFormat	out_fmt,
		enum AVSampleFormat	in_fmt,
		int	channels
	)

Definition at line 33 of file swresample_x86.c.

void swri_get_dither	(	SwrContext *	s,
		void *	dst,
		int	len,
		unsigned	seed,
		enum AVSampleFormat	out_fmt,
		enum AVSampleFormat	in_fmt
	)

Definition at line 24 of file dither.c.

Referenced by swr_convert_internal().

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

Definition at line 420 of file resample.c.

Referenced by resample().

int swri_rematrix	(	SwrContext *	s,
		AudioData *	out,
		AudioData *	in,
		int	len,
		int	mustcopy
	)

Definition at line 418 of file rematrix.c.

Referenced by swr_convert_internal().

void swri_rematrix_free

(

SwrContext *

s

)

Definition at line 412 of file rematrix.c.

Referenced by swr_free(), and swr_init().

int swri_rematrix_init

(

SwrContext *

s

)

Definition at line 352 of file rematrix.c.

Referenced by swr_init().

void swri_rematrix_init_x86

(

struct SwrContext *

s

)

Definition at line 152 of file swresample_x86.c.

Referenced by swri_rematrix_init().

void swri_resample_compensate	(	struct ResampleContext *	c,
		int	sample_delta,
		int	compensation_distance
	)

int swri_resample_double	(	struct ResampleContext *	c,
		double *	dst,
		const double *	src,
		int *	consumed,
		int	src_size,
		int	dst_size,
		int	update_ctx
	)

Referenced by swri_multiple_resample().

int swri_resample_float	(	struct ResampleContext *	c,
		float *	dst,
		const float *	src,
		int *	consumed,
		int	src_size,
		int	dst_size,
		int	update_ctx
	)

Referenced by swri_multiple_resample().

void swri_resample_free

(

struct ResampleContext **

c

)

Definition at line 262 of file resample.c.

Referenced by swr_free(), and swr_init().

struct ResampleContext* swri_resample_init	(	struct ResampleContext *	,
		int	out_rate,
		int	in_rate,
		int	filter_size,
		int	phase_shift,
		int	linear,
		double	cutoff,
		enum	AVSampleFormat,
		enum	SwrFilterType,
		int	kaiser_beta
	)			[read]

Definition at line 198 of file resample.c.

Referenced by swr_init().

int swri_resample_int16	(	struct ResampleContext *	c,
		int16_t *	dst,
		const int16_t *	src,
		int *	consumed,
		int	src_size,
		int	dst_size,
		int	update_ctx
	)

Referenced by swri_multiple_resample().

int swri_resample_int32	(	struct ResampleContext *	c,
		int32_t *	dst,
		const int32_t *	src,
		int *	consumed,
		int	src_size,
		int	dst_size,
		int	update_ctx
	)

Referenced by swri_multiple_resample().