AudioData Struct Reference

Audio buffer used for intermediate storage between conversion phases. More...

#include <libavresample/audio_data.h>

Data Fields
const AVClass *	class
	AVClass for logging. More...
uint8_t *	data [AVRESAMPLE_MAX_CHANNELS]
	data plane pointers More...
uint8_t *	buffer
	data buffer More...
unsigned int	buffer_size
	allocated buffer size More...
int	allocated_samples
	number of samples the buffer can hold More...
int	nb_samples
	current number of samples More...
enum AVSampleFormat	sample_fmt
	sample format More...
int	channels
	channel count More...
int	allocated_channels
	allocated channel count More...
int	is_planar
	sample format is planar More...
int	planes
	number of data planes More...
int	sample_size
	bytes per sample More...
int	stride
	sample byte offset within a plane More...
int	read_only
	data is read-only More...
int	allow_realloc
	realloc is allowed More...
int	ptr_align
	minimum data pointer alignment More...
int	samples_align
	allocated samples alignment More...
const char *	name
	name for debug logging More...
uint8_t *	ch [SWR_CH_MAX]
	samples buffer per channel More...
int	ch_count
	number of channels More...
int	bps
	bytes per sample More...
int	count
	number of samples More...
int	planar
	1 if planar audio, 0 otherwise More...
enum AVSampleFormat	fmt
	sample format More...

Detailed Description

Audio buffer used for intermediate storage between conversion phases.

Definition at line 37 of file audio_data.h.

Field Documentation

class

const AVClass* AudioData::class

AVClass for logging.

Definition at line 38 of file audio_data.h.

Referenced by ff_audio_data_alloc(), and ff_audio_data_init().

data

uint8_t * AudioData::data

data plane pointers

samples buffer

Definition at line 39 of file audio_data.h.

Referenced by calc_ptr_alignment(), ff_audio_data_add_to_fifo(), ff_audio_data_combine(), ff_audio_data_copy(), ff_audio_data_drain(), ff_audio_data_init(), ff_audio_data_read_from_fifo(), ff_audio_data_realloc(), ff_audio_mix(), ff_audio_resample(), ff_convert_dither(), free_temp(), if(), and swri_realloc_audio().

buffer

uint8_t* AudioData::buffer

data buffer

Definition at line 40 of file audio_data.h.

Referenced by ff_audio_data_realloc().

buffer_size

unsigned int AudioData::buffer_size

allocated buffer size

Definition at line 41 of file audio_data.h.

Referenced by ff_audio_data_realloc().

allocated_samples

int AudioData::allocated_samples

number of samples the buffer can hold

Definition at line 42 of file audio_data.h.

Referenced by ff_audio_data_init(), ff_audio_data_realloc(), ff_audio_resample(), and handle_buffered_output().

nb_samples

int AudioData::nb_samples

current number of samples

Definition at line 43 of file audio_data.h.

Referenced by avresample_convert(), avresample_get_delay(), ff_audio_data_add_to_fifo(), ff_audio_data_combine(), ff_audio_data_copy(), ff_audio_data_drain(), ff_audio_data_init(), ff_audio_data_read_from_fifo(), ff_audio_data_realloc(), ff_audio_mix(), ff_audio_resample(), ff_audio_resample_init(), ff_convert_dither(), and handle_buffered_output().

sample_fmt

enum AVSampleFormat AudioData::sample_fmt

sample format

Definition at line 44 of file audio_data.h.

Referenced by ff_audio_data_alloc(), ff_audio_data_combine(), ff_audio_data_copy(), ff_audio_data_init(), ff_audio_data_realloc(), and ff_convert_dither().

channels

int AudioData::channels

channel count

Definition at line 45 of file audio_data.h.

Referenced by ff_audio_data_alloc(), ff_audio_data_combine(), ff_audio_data_copy(), ff_audio_data_init(), ff_audio_data_set_channels(), ff_audio_resample(), and ff_convert_dither().

allocated_channels

int AudioData::allocated_channels

allocated channel count

Definition at line 46 of file audio_data.h.

Referenced by avresample_convert(), ff_audio_data_alloc(), ff_audio_data_init(), ff_audio_data_realloc(), and ff_audio_data_set_channels().

is_planar

int AudioData::is_planar

sample format is planar

Definition at line 47 of file audio_data.h.

Referenced by ff_audio_data_alloc(), ff_audio_data_copy(), ff_audio_data_init(), ff_audio_data_realloc(), and ff_audio_data_set_channels().

planes

int AudioData::planes

number of data planes

Definition at line 48 of file audio_data.h.

Referenced by calc_ptr_alignment(), ff_audio_data_add_to_fifo(), ff_audio_data_alloc(), ff_audio_data_combine(), ff_audio_data_copy(), ff_audio_data_drain(), ff_audio_data_init(), ff_audio_data_realloc(), and ff_audio_data_set_channels().

sample_size

int AudioData::sample_size

bytes per sample

Definition at line 49 of file audio_data.h.

Referenced by ff_audio_data_alloc(), and ff_audio_data_init().

stride

int AudioData::stride

sample byte offset within a plane

Definition at line 50 of file audio_data.h.

Referenced by ff_audio_data_add_to_fifo(), ff_audio_data_alloc(), ff_audio_data_combine(), ff_audio_data_copy(), ff_audio_data_drain(), ff_audio_data_init(), ff_audio_data_realloc(), and if().

read_only

int AudioData::read_only

data is read-only

Definition at line 51 of file audio_data.h.

Referenced by ff_audio_data_alloc(), ff_audio_data_combine(), ff_audio_data_init(), ff_audio_data_read_from_fifo(), ff_audio_data_realloc(), and ff_audio_resample().

allow_realloc

int AudioData::allow_realloc

realloc is allowed

Definition at line 52 of file audio_data.h.

Referenced by ff_audio_data_alloc(), ff_audio_data_init(), ff_audio_data_realloc(), and ff_audio_resample().

ptr_align

int AudioData::ptr_align

minimum data pointer alignment

Definition at line 53 of file audio_data.h.

Referenced by calc_ptr_alignment(), ff_audio_mix(), ff_convert_dither(), and if().

samples_align

int AudioData::samples_align

allocated samples alignment

Definition at line 54 of file audio_data.h.

Referenced by ff_audio_data_init(), ff_audio_data_realloc(), ff_audio_mix(), ff_convert_dither(), and if().

name

const char* AudioData::name

name for debug logging

Definition at line 55 of file audio_data.h.

Referenced by avresample_convert(), ff_audio_data_alloc(), ff_audio_data_init(), and handle_buffered_output().

ch

uint8_t* AudioData::ch[SWR_CH_MAX]

samples buffer per channel

Definition at line 46 of file swresample_internal.h.

Referenced by buf_set(), clear_context(), copy(), fill_audiodata(), if(), invert_initial_buffer(), multiple_resample(), process(), resample_flush(), reversefill_audiodata(), swr_convert_internal(), swr_inject_silence(), swri_realloc_audio(), and swri_rematrix().

ch_count

int AudioData::ch_count

number of channels

Definition at line 48 of file swresample_internal.h.

Referenced by buf_set(), copy(), fill_audiodata(), if(), invert_initial_buffer(), multiple_resample(), process(), resample(), resample_flush(), reversefill_audiodata(), set_audiodata_fmt(), swr_convert_internal(), swr_init(), swr_inject_silence(), swr_is_initialized(), swri_realloc_audio(), and swri_rematrix().

bps

int AudioData::bps

bytes per sample

Definition at line 49 of file swresample_internal.h.

Referenced by buf_set(), copy(), fill_audiodata(), if(), resample_flush(), set_audiodata_fmt(), swr_convert_internal(), swr_init(), swr_inject_silence(), swri_realloc_audio(), and swri_rematrix().

count

int AudioData::count

number of samples

Definition at line 50 of file swresample_internal.h.

Referenced by resample(), swr_convert(), swr_convert_internal(), swr_init(), and swri_realloc_audio().

planar

int AudioData::planar

1 if planar audio, 0 otherwise

Definition at line 51 of file swresample_internal.h.

Referenced by buf_set(), copy(), fill_audiodata(), if(), resample(), resample_flush(), reversefill_audiodata(), set_audiodata_fmt(), swr_convert_internal(), swr_inject_silence(), and swri_realloc_audio().

fmt

enum AVSampleFormat AudioData::fmt

sample format

Definition at line 52 of file swresample_internal.h.

Referenced by D(), resample(), set_audiodata_fmt(), swr_convert_internal(), swr_init(), and swri_rematrix_init().

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The documentation for this struct was generated from the following files:

• libavresample/audio_data.h
• libswresample/swresample_internal.h