downmix_info.c File Reference

#include "downmix_info.h"
#include "frame.h"
#include "mem.h"

Go to the source code of this file.

Macros
#define	MAX_CHANNELS   64

Functions
AVDownmixInfo *	av_downmix_info_update_side_data (AVFrame *frame)
	Get a frame's AV_FRAME_DATA_DOWNMIX_INFO side data for editing.
AVDownmixMatrix *	av_downmix_matrix_alloc (enum AVDownmixType type, int in_ch_count, size_t *out_size)
	Allocates memory for AVDownmixMatrix of the given type, plus an array of in_ch_count times the implicit output channel count from type of AVDownmixCoeff and initializes the variables.

Variables
static const int	type_map []

Macro Definition Documentation

MAX_CHANNELS

#define MAX_CHANNELS   64

Definition at line 44 of file downmix_info.c.

Variable Documentation

type_map

const int type_map[]

static

Initial value:

= {
    [AV_DOWNMIX_TYPE_UNKNOWN] = 0,
    [AV_DOWNMIX_TYPE_LORO]    = 2,
    [AV_DOWNMIX_TYPE_LTRT]    = 2,
    [AV_DOWNMIX_TYPE_DPLII]   = 2,
}

Definition at line 46 of file downmix_info.c.

Referenced by av_downmix_matrix_alloc().