audio_filter.c File Reference

#include <gpac/modules/audio_out.h>
#include <gpac/math.h>

Include dependency graph for audio_filter.c:

Data Structures
struct	FilterContext

Macros
#define	PI   GF_PI

Functions
static GF_Err	ProcessDistorsion (GF_AudioFilter *af, void *in_block, u32 in_block_size, void *out_block, u32 *out_block_size)
static GF_Err	ProcessIdentity (GF_AudioFilter *af, void *in_block, u32 in_block_size, void *out_block, u32 *out_block_size)
static GF_Err	ProcessDelai (GF_AudioFilter *af, void *in_block, u32 in_block_size, void *out_block, u32 *out_block_size)
static GF_Err	Configure (GF_AudioFilter *af, u32 in_sr, u32 in_bps, u32 in_nb_ch, u32 in_ch_cfg, u32 *out_nb_ch, u32 *out_ch_cfg, u32 *out_block_len_in_samples, u32 *delay_ms, Bool *inplace)
static Bool	SetFilter (GF_AudioFilter *af, char *filter)
static Bool	SetOption (GF_AudioFilter *af, char *option, char *value)
static void	Reset (GF_AudioFilter *af)
void *	NewAudioFilter ()
void	DeleteAudioFilter (void *ifce)
const u32 *	QueryInterfaces ()
GF_BaseInterface *	LoadInterface (u32 InterfaceType)
void	ShutdownInterface (GF_BaseInterface *ifce)

---

Data Structure Documentation

struct FilterContext

Collaboration diagram for FilterContext:

Data Fields
u32	type
Bool	inplace
u32	sample_block_size
Double	gain
Double	clip
Double	volume
char *	delai_buffer
char *	block_buffer
u32	delai_ms
u32	delai_buffer_size
u32	block_size
u32	nb_bytes
Double	feedback

Macro Definition Documentation

#define PI   GF_PI

Function Documentation

static GF_Err ProcessDistorsion ( GF_AudioFilter *  af, void *  in_block, u32  in_block_size, void *  out_block, u32 *  out_block_size  )

static

Here is the caller graph for this function:

static GF_Err ProcessIdentity ( GF_AudioFilter *  af, void *  in_block, u32  in_block_size, void *  out_block, u32 *  out_block_size  )

static

Here is the caller graph for this function:

static GF_Err ProcessDelai ( GF_AudioFilter *  af, void *  in_block, u32  in_block_size, void *  out_block, u32 *  out_block_size  )

static

Here is the caller graph for this function:

static GF_Err Configure ( GF_AudioFilter *  af, u32  in_sr, u32  in_bps, u32  in_nb_ch, u32  in_ch_cfg, u32 *  out_nb_ch, u32 *  out_ch_cfg, u32 *  out_block_len_in_samples, u32 *  delay_ms, Bool *  inplace  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

static Bool SetFilter ( GF_AudioFilter *  af, char *  filter  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

static Bool SetOption ( GF_AudioFilter *  af, char *  option, char *  value  )

static

Here is the caller graph for this function:

static void Reset ( GF_AudioFilter *  af )

static

Here is the caller graph for this function:

void* NewAudioFilter

(

)

Here is the call graph for this function:

Here is the caller graph for this function:

void DeleteAudioFilter

(

void *

ifce

)

Here is the call graph for this function:

Here is the caller graph for this function:

const u32* QueryInterfaces

(

)

GF_BaseInterface* LoadInterface

(

u32

InterfaceType

)

Here is the call graph for this function:

void ShutdownInterface

(

GF_BaseInterface *

ifce

)

Here is the call graph for this function: