synth.h File Reference

Defines the mad_synth structure and methods (and its inner structure mad_pcm ), to perform PCM synthesis. More...

#include "fixed.h"
#include "frame.h"

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Data Structures
struct	mad_pcm
struct	mad_synth
Defines
#define	mad_synth_finish(synth)
Enumerations
enum	{ MAD_PCM_CHANNEL_SINGLE = 0 }
	single channel PCM selector More...
enum	{ MAD_PCM_CHANNEL_DUAL_1 = 0, MAD_PCM_CHANNEL_DUAL_2 = 1 }
	dual channel PCM selector More...
enum	{ MAD_PCM_CHANNEL_STEREO_LEFT = 0, MAD_PCM_CHANNEL_STEREO_RIGHT = 1 }
	stereo PCM selector More...
Functions
void	mad_synth_init (struct mad_synth *)
	Initializes synth struct.
void	mad_synth_mute (struct mad_synth *)
	Zeroes all polyphase filterbank values, resetting synthesis.
void	mad_synth_frame (struct mad_synth *, struct mad_frame const *)
	perform PCM synthesis of frame subband samples.

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Detailed Description

Defines the mad_synth structure and methods (and its inner structure mad_pcm ), to perform PCM synthesis.

Definition in file synth.h.

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Define Documentation

#define mad_synth_finish

(

synth

)

Definition at line 65 of file synth.h.

Referenced by run_sync().

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Enumeration Type Documentation

anonymous enum

single channel PCM selector

Enumerator:

MAD_PCM_CHANNEL_SINGLE

Definition at line 47 of file synth.h.

anonymous enum

dual channel PCM selector

Enumerator:

MAD_PCM_CHANNEL_DUAL_1
MAD_PCM_CHANNEL_DUAL_2

Definition at line 52 of file synth.h.

anonymous enum

stereo PCM selector

Enumerator:

MAD_PCM_CHANNEL_STEREO_LEFT
MAD_PCM_CHANNEL_STEREO_RIGHT

Definition at line 58 of file synth.h.

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Function Documentation

void mad_synth_frame	(	struct mad_synth *	,
		struct mad_frame const *
	)

perform PCM synthesis of frame subband samples.

Definition at line 835 of file synth.c.

References mad_pcm::channels, mad_frame::header, mad_pcm::length, MAD_NCHANNELS, MAD_NSBSAMPLES, MAD_OPTION_HALFSAMPLERATE, mad_frame::options, mad_synth::pcm, mad_synth::phase, mad_header::samplerate, mad_pcm::samplerate, synth_full(), and synth_half().

Referenced by run_sync().

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void mad_synth_init

(

struct mad_synth *

)

Initializes synth struct.

Definition at line 38 of file synth.c.

References mad_pcm::channels, mad_pcm::length, mad_synth_mute(), mad_synth::pcm, mad_synth::phase, and mad_pcm::samplerate.

Referenced by run_sync().

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void mad_synth_mute

(

struct mad_synth *

)

Zeroes all polyphase filterbank values, resetting synthesis.

Definition at line 52 of file synth.c.

References mad_synth::filter, and s.

Referenced by mad_synth_init().