xine_a52_spdif.c File Reference

#include "config.h"
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/types.h>
#include <xine/xine_internal.h>
#include <xine/audio_out.h>
#include <xine/buffer.h>
#include <xine/xineutils.h>
#include "xine_a52_parser.h"

Data Structures
struct	frmsize_s
struct	a52dec_decoder_s

Macros
#define	_DEFAULT_SOURCE   1
#define	_XOPEN_SOURCE   500
#define	_BSD_SOURCE   1
#define	LOG_MODULE   "a52_spdif"
#define	LOG_VERBOSE
#define	A52_MONO   1
#define	A52_STEREO   2
#define	A52_3F   3
#define	A52_2F1R   4
#define	A52_3F1R   5
#define	A52_2F2R   6
#define	A52_3F2R   7
#define	A52_DOLBY   10
#define	A52_CHANNEL_MASK   15
#define	A52_LFE   16

Typedefs
typedef struct a52dec_decoder_s	a52dec_decoder_t

Functions
static int	a52_syncinfo (uint8_t *buf, int *flags, int *sample_rate, int *bit_rate)
static void	a52dec_reset (audio_decoder_t *this_gen)
static void	a52dec_discontinuity (audio_decoder_t *this_gen)
static void	a52dec_decode_frame (a52dec_decoder_t *this, int64_t pts, int preview_mode)
static void	a52dec_decode_data (audio_decoder_t *this_gen, buf_element_t *buf)
static void	a52dec_dispose (audio_decoder_t *this_gen)
static audio_decoder_t *	open_plugin (audio_decoder_class_t *class_gen, xine_stream_t *stream)
static void *	init_plugin (xine_t *xine, const void *data)

Variables
static const struct frmsize_s	frmsizecod_tbl [64]
static const uint32_t	audio_types []
static const decoder_info_t	dec_info_audio
const plugin_info_t xine_plugin_info[]	EXPORTED

Macro Definition Documentation

_BSD_SOURCE

#define _BSD_SOURCE   1

_DEFAULT_SOURCE

#define _DEFAULT_SOURCE   1

_XOPEN_SOURCE

#define _XOPEN_SOURCE   500

A52_2F1R

#define A52_2F1R   4

A52_2F2R

#define A52_2F2R   6

A52_3F

#define A52_3F   3

A52_3F1R

#define A52_3F1R   5

A52_3F2R

#define A52_3F2R   7

A52_CHANNEL_MASK

#define A52_CHANNEL_MASK   15

A52_DOLBY

#define A52_DOLBY   10

A52_LFE

#define A52_LFE   16

A52_MONO

#define A52_MONO   1

A52_STEREO

#define A52_STEREO   2

LOG_MODULE

#define LOG_MODULE   "a52_spdif"

LOG_VERBOSE

#define LOG_VERBOSE

Typedef Documentation

a52dec_decoder_t

typedef struct a52dec_decoder_s a52dec_decoder_t

Function Documentation

a52_syncinfo()

static int a52_syncinfo ( uint8_t *  buf, int *  flags, int *  sample_rate, int *  bit_rate  )

static

References A52_DOLBY, A52_LFE, and frmsize_s::bit_rate.

Referenced by xine_a52_parse_data().

a52dec_decode_data()

static void a52dec_decode_data ( audio_decoder_t *  this_gen, buf_element_t *  buf  )

static

References a52dec_decode_frame(), BUF_AUDIO_DNET, BUF_FLAG_HEADER, BUF_FLAG_PREVIEW, buf_element_s::content, buf_element_s::decoder_flags, do_swab(), buf_element_s::pts, buf_element_s::size, buf_element_s::type, and xine_a52_parse_data().

Referenced by open_plugin().

a52dec_decode_frame()

static void a52dec_decode_frame ( a52dec_decoder_t *  this, int64_t  pts, int  preview_mode  )

static

References AO_CAP_MODE_A52, frmsize_s::frm_size, frmsizecod_tbl, audio_buffer_s::mem, audio_buffer_s::num_frames, audio_buffer_s::stream, and audio_buffer_s::vpts.

Referenced by a52dec_decode_data().

a52dec_discontinuity()

static void a52dec_discontinuity ( audio_decoder_t *  this_gen )

static

References a52dec_reset().

Referenced by open_plugin().

a52dec_dispose()

static void a52dec_dispose ( audio_decoder_t *  this_gen )

static

Referenced by open_plugin().

a52dec_reset()

static void a52dec_reset ( audio_decoder_t *  this_gen )

static

References xine_a52_parser_reset().

Referenced by a52dec_discontinuity(), and open_plugin().

init_plugin()

static void * init_plugin ( xine_t *  xine, const void *  data  )

static

References N_, NULL, open_plugin(), and audio_decoder_class_s::open_plugin.

open_plugin()

static audio_decoder_t * open_plugin ( audio_decoder_class_t *  class_gen, xine_stream_t *  stream  )

static

References a52dec_decode_data(), a52dec_discontinuity(), a52dec_dispose(), a52dec_reset(), AO_CAP_MODE_A52, xine_stream_s::audio_out, xine_audio_port_s::get_capabilities, lprintf, NULL, xine_stream_s::xine, xine_a52_parser_reset(), XINE_VERBOSITY_DEBUG, and xprintf.

Referenced by init_plugin().

Variable Documentation

audio_types

const uint32_t audio_types[]

static

Initial value:

= {
  BUF_AUDIO_A52,
  BUF_AUDIO_DNET,
  0
}

dec_info_audio

const decoder_info_t dec_info_audio

static

Initial value:

= {
  .supported_types = audio_types,
  .priority        = 20,
}

EXPORTED

const plugin_info_t xine_plugin_info [] EXPORTED

Initial value:

= {
  
  { PLUGIN_AUDIO_DECODER | PLUGIN_MUST_PRELOAD, 16, "a/52_spdif", XINE_VERSION_CODE, &dec_info_audio, init_plugin },
  { PLUGIN_NONE, 0, NULL, 0, NULL, NULL }
}

frmsizecod_tbl

const struct frmsize_s frmsizecod_tbl[64]

static

Referenced by a52dec_decode_frame().