ff_dvaudio_decoder.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <inttypes.h>
#include <string.h>
#include <math.h>
#include <xine/xine_internal.h>
#include <xine/buffer.h>
#include <xine/xineutils.h>
#include "ff_dvdata.h"

Data Structures
struct	dvaudio_class_t
struct	dvaudio_decoder_s

Macros
#define	LOG_MODULE   "dvaudio"
#define	LOG_VERBOSE
#define	AUDIOBUFSIZE   128*1024
#define	MAXFRAMESIZE   131072

Typedefs
typedef struct dvaudio_decoder_s	dvaudio_decoder_t

Functions
static const uint8_t *	dv_extract_pack (uint8_t *frame, enum dv_pack_type t)
static uint16_t	dv_audio_12to16 (uint16_t sample)
static int	dv_extract_audio (uint8_t *frame, uint8_t *pcm, uint8_t *pcm2)
static void	dvaudio_decode_data (audio_decoder_t *this_gen, buf_element_t *buf)
static void	dvaudio_reset (audio_decoder_t *this_gen)
static void	dvaudio_discontinuity (audio_decoder_t *this_gen)
static void	dvaudio_dispose (audio_decoder_t *this_gen)
static audio_decoder_t *	dvaudio_open_plugin (audio_decoder_class_t *class_gen, xine_stream_t *stream)
static void *	init_dvaudio_plugin (xine_t *xine, void *data)

Variables
static uint32_t	supported_audio_types []
static const decoder_info_t	dec_info_dvaudio
const plugin_info_t xine_plugin_info []	EXPORTED

Macro Definition Documentation

AUDIOBUFSIZE

#define AUDIOBUFSIZE   128*1024

Referenced by dvaudio_decode_data().

LOG_MODULE

#define LOG_MODULE   "dvaudio"

Referenced by ao_alsa_mixer_init(), checkXvMCCap(), create_ximage(), open_plugin(), vpx_decode_data(), xxmc_check_capability(), xxmc_create_context(), xxmc_dispose(), xxmc_dispose_context(), xxmc_find_context(), xxmc_frame_updates(), xxmc_get_property(), xxmc_set_property(), xxmc_setup_subpictures(), xxmc_update_attr(), xxmc_xvmc_alloc_subpicture(), xxmc_xvmc_alloc_surface(), xxmc_xvmc_free_subpicture(), xxmc_xvmc_free_surface(), and xxmc_xvmc_update_context().

LOG_VERBOSE

#define LOG_VERBOSE

MAXFRAMESIZE

#define MAXFRAMESIZE   131072

Referenced by dvaudio_decode_data().

Typedef Documentation

dvaudio_decoder_t

typedef struct dvaudio_decoder_s dvaudio_decoder_t

Function Documentation

dv_audio_12to16()

static uint16_t dv_audio_12to16 ( uint16_t  sample )

inlinestatic

Referenced by dv_extract_audio().

dv_extract_audio()

static int dv_extract_audio ( uint8_t *  frame, uint8_t *  pcm, uint8_t *  pcm2  )

static

References DVprofile::audio_min_samples, DVprofile::audio_shuffle, DVprofile::audio_stride, DVprofile::difseg_size, dv_audio_12to16(), dv_audio_source, dv_extract_pack(), and dv_frame_profile().

Referenced by dvaudio_decode_data().

dv_extract_pack()

static const uint8_t* dv_extract_pack ( uint8_t *  frame, enum dv_pack_type  t  )

static

References dv_audio_control, dv_audio_source, dv_video_control, and NULL.

Referenced by dv_extract_audio().

dvaudio_decode_data()

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

static

References _, _x_ao_channels2mode(), _x_meta_info_set_utf8(), AUDIOBUFSIZE, BUF_FLAG_FRAME_END, BUF_FLAG_HEADER, BUF_FLAG_PREVIEW, BUF_FLAG_SPECIAL, BUF_FLAG_STDHEADER, buf_element_s::content, buf_element_s::decoder_flags, buf_element_s::decoder_info, dv_extract_audio(), dv_frame_profile(), DVprofile::frame_size, MAXFRAMESIZE, audio_buffer_s::mem, audio_buffer_s::mem_size, NULL, audio_buffer_s::num_frames, buf_element_s::pts, buf_element_s::size, audio_buffer_s::stream, audio_buffer_s::vpts, xine_fast_memcpy, XINE_META_INFO_AUDIOCODEC, XINE_VERBOSITY_DEBUG, XINE_VERBOSITY_LOG, and xprintf.

Referenced by dvaudio_open_plugin().

dvaudio_discontinuity()

static void dvaudio_discontinuity ( audio_decoder_t *  this_gen )

static

Referenced by dvaudio_open_plugin().

dvaudio_dispose()

static void dvaudio_dispose ( audio_decoder_t *  this_gen )

static

Referenced by dvaudio_open_plugin().

dvaudio_open_plugin()

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

static

References dvaudio_decode_data(), dvaudio_discontinuity(), dvaudio_dispose(), dvaudio_reset(), and NULL.

Referenced by init_dvaudio_plugin().

dvaudio_reset()

static void dvaudio_reset ( audio_decoder_t *  this_gen )

static

Referenced by dvaudio_open_plugin().

init_dvaudio_plugin()

static void* init_dvaudio_plugin ( xine_t *  xine, void *  data  )

static

References default_audio_decoder_class_dispose, dvaudio_open_plugin(), and N_.

Variable Documentation

dec_info_dvaudio

const decoder_info_t dec_info_dvaudio

static

Initial value:

= {
  supported_audio_types,   
  5                        
}

EXPORTED

const plugin_info_t xine_plugin_info [] EXPORTED

Initial value:

= {
  
  { PLUGIN_AUDIO_DECODER, 16, "dvaudio", XINE_VERSION_CODE, &dec_info_dvaudio, init_dvaudio_plugin },
  { PLUGIN_NONE, 0, "", 0, NULL, NULL }
}

supported_audio_types

uint32_t supported_audio_types[]

static

Initial value:

= {
  BUF_AUDIO_DV,
  0
}