Submix layout as defined in section 3.7 of IAMF. More...

#include <libavutil/iamf.h>

Data Fields
const AVClass *	av_class

AVIAMFSubmixElement **	elements
	Array of submix elements.

unsigned int	nb_elements
	Number of elements in the submix.

AVIAMFSubmixLayout **	layouts
	Array of submix layouts.

unsigned int	nb_layouts
	Number of layouts in the submix.

AVIAMFParamDefinition *	output_mix_config
	Information required for post-processing the mixed audio signal to generate the audio signal for playback.

AVRational	default_mix_gain
	Default mix gain value to apply when there are no AVIAMFParamDefinition with output_mix_config's parameter_id available for a given audio frame.

Detailed Description

Submix layout as defined in section 3.7 of IAMF.

Note: The struct should be allocated with av_iamf_mix_presentation_add_submix() and its size is not a part of the public ABI.

Definition at line 552 of file iamf.h.

Field Documentation

◆ av_class

const AVClass* AVIAMFSubmix::av_class

Definition at line 553 of file iamf.h.

◆ elements

AVIAMFSubmixElement** AVIAMFSubmix::elements

Array of submix elements.

Set by av_iamf_submix_add_element(), must not be modified by any other code.

Definition at line 561 of file iamf.h.

◆ nb_elements

unsigned int AVIAMFSubmix::nb_elements

Number of elements in the submix.

Set by av_iamf_submix_add_element(), must not be modified by any other code.

Definition at line 568 of file iamf.h.

◆ layouts

AVIAMFSubmixLayout** AVIAMFSubmix::layouts

Array of submix layouts.

Set by av_iamf_submix_add_layout(), must not be modified by any other code.

Definition at line 576 of file iamf.h.

◆ nb_layouts

unsigned int AVIAMFSubmix::nb_layouts

Number of layouts in the submix.

Set by av_iamf_submix_add_layout(), must not be modified by any other code.

Definition at line 583 of file iamf.h.

◆ output_mix_config

AVIAMFParamDefinition* AVIAMFSubmix::output_mix_config

Information required for post-processing the mixed audio signal to generate the audio signal for playback.

The type must be AV_IAMF_PARAMETER_DEFINITION_MIX_GAIN.

Definition at line 591 of file iamf.h.

◆ default_mix_gain

AVRational AVIAMFSubmix::default_mix_gain

Default mix gain value to apply when there are no AVIAMFParamDefinition with output_mix_config's parameter_id available for a given audio frame.

Definition at line 599 of file iamf.h.

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

libavutil/iamf.h

Data Fields