aadec.c File Reference

#include "avformat.h"
#include "internal.h"
#include "libavutil/dict.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/tea.h"
#include "libavutil/opt.h"

Go to the source code of this file.

Data Structures
struct	AADemuxContext

Macros
#define	AA_MAGIC   1469084982 /* this identifies an audible .aa file */
#define	MAX_CODEC_SECOND_SIZE   3982
#define	MAX_TOC_ENTRIES   16
#define	MAX_DICTIONARY_ENTRIES   128
#define	TEA_BLOCK_SIZE   8
#define	CHAPTER_HEADER_SIZE   8
#define	TIMEPREC   1000
#define	MP3_FRAME_SIZE   104
#define	OFFSET(x)   offsetof(AADemuxContext, x)

Functions
static int	get_second_size (char *codec_name)
static int	aa_read_header (AVFormatContext *s)
static int	aa_read_packet (AVFormatContext *s, AVPacket *pkt)
static int	aa_read_seek (AVFormatContext *s, int stream_index, int64_t timestamp, int flags)
static int	aa_probe (AVProbeData *p)
static int	aa_read_close (AVFormatContext *s)

Variables
static const AVOption	aa_options []
static const AVClass	aa_class
AVInputFormat	ff_aa_demuxer

Macro Definition Documentation

#define AA_MAGIC   1469084982 /* this identifies an audible .aa file */

Definition at line 33 of file aadec.c.

Referenced by aa_probe().

#define MAX_CODEC_SECOND_SIZE   3982

Definition at line 34 of file aadec.c.

Referenced by aa_read_packet().

#define MAX_TOC_ENTRIES   16

Definition at line 35 of file aadec.c.

Referenced by aa_read_header().

#define MAX_DICTIONARY_ENTRIES   128

Definition at line 36 of file aadec.c.

Referenced by aa_read_header().

#define TEA_BLOCK_SIZE   8

Definition at line 37 of file aadec.c.

Referenced by aa_read_header(), and aa_read_packet().

#define CHAPTER_HEADER_SIZE   8

Definition at line 38 of file aadec.c.

Referenced by aa_read_header(), and aa_read_seek().

#define TIMEPREC   1000

Definition at line 39 of file aadec.c.

Referenced by aa_read_header(), and aa_read_seek().

#define MP3_FRAME_SIZE   104

Definition at line 40 of file aadec.c.

Referenced by aa_read_seek().

#define OFFSET

(

x

)

offsetof(AADemuxContext, x)

Definition at line 383 of file aadec.c.

Function Documentation

static int get_second_size ( char *  codec_name )

static

Definition at line 57 of file aadec.c.

Referenced by aa_read_header().

static int aa_read_header ( AVFormatContext *  s )

static

Definition at line 72 of file aadec.c.

static int aa_read_packet ( AVFormatContext *  s, AVPacket *  pkt  )

static

Definition at line 239 of file aadec.c.

static int aa_read_seek ( AVFormatContext *  s, int  stream_index, int64_t  timestamp, int  flags  )

static

Definition at line 313 of file aadec.c.

static int aa_probe ( AVProbeData *  p )

static

Definition at line 363 of file aadec.c.

static int aa_read_close ( AVFormatContext *  s )

static

Definition at line 374 of file aadec.c.

Variable Documentation

const AVOption aa_options[]

static

Initial value:

= {
    { "aa_fixed_key", 
        "Fixed key used for handling Audible AA files", OFFSET(aa_fixed_key),
        AV_OPT_TYPE_BINARY, {.str="77214d4b196a87cd520045fd2a51d673"},
        .flags = AV_OPT_FLAG_DECODING_PARAM },
    { NULL },
}

Definition at line 384 of file aadec.c.

const AVClass aa_class

static

Initial value:

= {
    .class_name = "aa",
    .item_name  = av_default_item_name,
    .option     = aa_options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 392 of file aadec.c.

AVInputFormat ff_aa_demuxer

Initial value:

= {
    .name           = "aa",
    .long_name      = NULL_IF_CONFIG_SMALL("Audible AA format files"),
    .priv_class     = &aa_class,
    .priv_data_size = sizeof(AADemuxContext),
    .extensions     = "aa",
    .read_probe     = aa_probe,
    .read_header    = aa_read_header,
    .read_packet    = aa_read_packet,
    .read_seek      = aa_read_seek,
    .read_close     = aa_read_close,
    .flags          = AVFMT_NO_BYTE_SEEK | AVFMT_NOGENSEARCH,
}

Definition at line 399 of file aadec.c.