fixed-point AC-3 encoder. More...

#include "internal.h"
#include "audiodsp.h"
#include "ac3enc.h"
#include "eac3enc.h"
#include "ac3enc_opts_template.c"
#include "ac3enc_template.c"

Macros
#define	FFT_FLOAT 0

#define	AC3ENC_TYPE AC3ENC_TYPE_AC3_FIXED

Functions
av_cold void	ff_ac3_fixed_mdct_end (AC3EncodeContext *s)
	Finalize MDCT and free allocated memory. More...

av_cold int	ff_ac3_fixed_mdct_init (AC3EncodeContext *s)
	Initialize MDCT tables. More...

Variables
AVCodec	ff_ac3_fixed_encoder

Detailed Description

fixed-point AC-3 encoder.

Function Documentation

§ ff_ac3_fixed_mdct_end()

av_cold void ff_ac3_fixed_mdct_end ( AC3EncodeContext * s )

Finalize MDCT and free allocated memory.

Parameters

s	AC-3 encoder private context

§ ff_ac3_fixed_mdct_init()

av_cold int ff_ac3_fixed_mdct_init ( AC3EncodeContext * s )

Initialize MDCT tables.

Parameters

s	AC-3 encoder private context

Returns: 0 on success, negative error code on failure

Variable Documentation

§ ff_ac3_fixed_encoder

AVCodec ff_ac3_fixed_encoder

Initial value:

= {
    .name            = "ac3_fixed",
    .long_name       = NULL_IF_CONFIG_SMALL("ATSC A/52A (AC-3)"),
    .type            = AVMEDIA_TYPE_AUDIO,
    .id              = AV_CODEC_ID_AC3,
    .priv_data_size  = sizeof(AC3EncodeContext),
    .init            = ac3_fixed_encode_init,
    .encode2         = ff_ac3_fixed_encode_frame,
    .close           = ff_ac3_encode_close,
    .sample_fmts     = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S16P,
                                                      AV_SAMPLE_FMT_NONE },
    .priv_class      = &ac3enc_class,
    .channel_layouts = ff_ac3_channel_layouts,
    .defaults        = ac3_defaults,
}

Macros