audio.h File Reference

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Classes
struct	audio_format
	Audio format definition. More...
struct	audio_buffer_format
	Audio buffer format definition. More...
struct	audio_buffer
	Audio buffer definition. More...
struct	audio_buffer_pool
struct	audio_connection
struct	buffer_copying_on_consumer_take_connection
struct	producer_pool_blocking_give_connection
struct	pio_audio_channel_config

Typedefs
typedef struct audio_format	audio_format_t
	Audio format definition.
typedef struct audio_buffer_format	audio_buffer_format_t
	Audio buffer format definition.
typedef struct audio_buffer	audio_buffer_t
	Audio buffer definition.
typedef struct audio_connection	audio_connection_t
typedef struct audio_buffer_pool	audio_buffer_pool_t
typedef struct __packed pio_audio_channel_config	pio_audio_channel_config_t

Enumerations
enum	audio_correction_mode { none , fixed_dither , dither , noise_shaped_dither }

Functions
audio_buffer_pool_t *	audio_new_producer_pool (audio_buffer_format_t *format, int buffer_count, int buffer_sample_count)
	Allocate and initialise an audio producer pool. More...
audio_buffer_pool_t *	audio_new_consumer_pool (audio_buffer_format_t *format, int buffer_count, int buffer_sample_count)
	Allocate and initialise an audio consumer pool. More...
audio_buffer_t *	audio_new_wrapping_buffer (audio_buffer_format_t *format, mem_buffer_t *buffer)
	Allocate and initialise an audio wrapping buffer. More...
audio_buffer_t *	audio_new_buffer (audio_buffer_format_t *format, int buffer_sample_count)
	Allocate and initialise an new audio buffer. More...
void	audio_init_buffer (audio_buffer_t *audio_buffer, audio_buffer_format_t *format, int buffer_sample_count)
	Initialise an audio buffer. More...
void	give_audio_buffer (audio_buffer_pool_t *ac, audio_buffer_t *buffer)
audio_buffer_t *	take_audio_buffer (audio_buffer_pool_t *ac, bool block)
void	audio_upsample (int16_t *input, int16_t *output, uint output_count, uint32_t step)
void	audio_upsample_words (int16_t *input, int16_t *output_aligned, uint output_word_count, uint32_t step)
void	audio_upsample_double (int16_t *input, int16_t *output, uint output_count, uint32_t step)
void	audio_complete_connection (audio_connection_t *connection, audio_buffer_pool_t *producer, audio_buffer_pool_t *consumer)
audio_buffer_t *	get_free_audio_buffer (audio_buffer_pool_t *context, bool block)
void	queue_free_audio_buffer (audio_buffer_pool_t *context, audio_buffer_t *ab)
audio_buffer_t *	get_full_audio_buffer (audio_buffer_pool_t *context, bool block)
void	queue_full_audio_buffer (audio_buffer_pool_t *context, audio_buffer_t *ab)
void	consumer_pool_give_buffer_default (audio_connection_t *connection, audio_buffer_t *buffer)
audio_buffer_t *	consumer_pool_take_buffer_default (audio_connection_t *connection, bool block)
void	producer_pool_give_buffer_default (audio_connection_t *connection, audio_buffer_t *buffer)
audio_buffer_t *	producer_pool_take_buffer_default (audio_connection_t *connection, bool block)
audio_buffer_t *	mono_to_mono_consumer_take (audio_connection_t *connection, bool block)
audio_buffer_t *	mono_s8_to_mono_consumer_take (audio_connection_t *connection, bool block)
audio_buffer_t *	stereo_to_stereo_consumer_take (audio_connection_t *connection, bool block)
audio_buffer_t *	mono_to_stereo_consumer_take (audio_connection_t *connection, bool block)
audio_buffer_t *	mono_s8_to_stereo_consumer_take (audio_connection_t *connection, bool block)
void	stereo_to_stereo_producer_give (audio_connection_t *connection, audio_buffer_t *buffer)