demux_mod.c File Reference

#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include <xine/xine_internal.h>
#include <xine/xineutils.h>
#include <xine/compat.h>
#include <xine/demux.h>
#include <libmodplug/modplug.h>
#include "bswap.h"

Data Structures
struct	demux_mod_t

Macros
#define	LOG_MODULE   "demux_mod"
#define	MOD_SAMPLERATE   44100
#define	MOD_BITS   16
#define	MOD_CHANNELS   2
#define	OUT_BYTES_PER_SECOND   (MOD_SAMPLERATE * MOD_CHANNELS * (MOD_BITS >> 3))
#define	BLOCK_SIZE   4096
#define	FOURCC_32(a, b, c, d)   (d + (c<<8) + (b<<16) + (a<<24))

Functions
static int	probe_mod_file (input_plugin_t *input)
	Probes if the given file can be demuxed using modplug or not. More...
static int	open_mod_file (demux_mod_t *this, input_plugin_t *input)
static int	demux_mod_send_chunk (demux_plugin_t *this_gen)
static void	demux_mod_send_headers (demux_plugin_t *this_gen)
static int	demux_mod_seek (demux_plugin_t *this_gen, off_t start_pos, int start_time, int playing)
static void	demux_mod_dispose (demux_plugin_t *this_gen)
static int	demux_mod_get_status (demux_plugin_t *this_gen)
static int	demux_mod_get_stream_length (demux_plugin_t *this_gen)
static uint32_t	demux_mod_get_capabilities (demux_plugin_t *this_gen)
static int	demux_mod_get_optional_data (demux_plugin_t *this_gen, void *data, int data_type)
static demux_plugin_t *	open_plugin (demux_class_t *class_gen, xine_stream_t *stream, input_plugin_t *input)
static void *	demux_mod_init_plugin (xine_t *xine, const void *data)

Variables
static const demuxer_info_t	demux_info_mod
const plugin_info_t xine_plugin_info[]	EXPORTED

Macro Definition Documentation

BLOCK_SIZE

#define BLOCK_SIZE   4096

FOURCC_32

#define FOURCC_32	(		a,
			b,
			c,
			d
	)		(d + (c<<8) + (b<<16) + (a<<24))

LOG_MODULE

#define LOG_MODULE   "demux_mod"

MOD_BITS

#define MOD_BITS   16

MOD_CHANNELS

#define MOD_CHANNELS   2

MOD_SAMPLERATE

#define MOD_SAMPLERATE   44100

OUT_BYTES_PER_SECOND

#define OUT_BYTES_PER_SECOND   (MOD_SAMPLERATE * MOD_CHANNELS * (MOD_BITS >> 3))

Function Documentation

demux_mod_dispose()

static void demux_mod_dispose ( demux_plugin_t *  this_gen )

static

References _x_freep().

Referenced by open_plugin().

demux_mod_get_capabilities()

static uint32_t demux_mod_get_capabilities ( demux_plugin_t *  this_gen )

static

References DEMUX_CAP_NOCAP.

Referenced by open_plugin().

demux_mod_get_optional_data()

static int demux_mod_get_optional_data ( demux_plugin_t *  this_gen, void *  data, int  data_type  )

static

References DEMUX_OPTIONAL_UNSUPPORTED.

Referenced by open_plugin().

demux_mod_get_status()

static int demux_mod_get_status ( demux_plugin_t *  this_gen )

static

Referenced by open_plugin().

demux_mod_get_stream_length()

static int demux_mod_get_stream_length ( demux_plugin_t *  this_gen )

static

Referenced by open_plugin().

demux_mod_init_plugin()

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

static

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

demux_mod_seek()

static int demux_mod_seek ( demux_plugin_t *  this_gen, off_t  start_pos, int  start_time, int  playing  )

static

References _x_demux_flush_engine().

Referenced by open_plugin().

demux_mod_send_chunk()

static int demux_mod_send_chunk ( demux_plugin_t *  this_gen )

static

References _x_demux_control_newpts(), BUF_AUDIO_LPCM_LE, BUF_FLAG_FRAME_END, BUF_FLAG_SEEK, buf_element_s::content, buf_element_s::decoder_flags, DEMUX_FINISHED, buf_element_s::extra_info, buf_element_s::free_buffer, extra_info_s::input_normpos, extra_info_s::input_time, buf_element_s::max_size, OUT_BYTES_PER_SECOND, buf_element_s::pts, buf_element_s::size, and buf_element_s::type.

Referenced by open_plugin().

demux_mod_send_headers()

static void demux_mod_send_headers ( demux_plugin_t *  this_gen )

static

References _x_demux_control_start(), _x_meta_info_set(), _x_stream_info_set(), BUF_AUDIO_LPCM_LE, BUF_FLAG_FRAME_END, BUF_FLAG_HEADER, BUF_FLAG_STDHEADER, buf_element_s::decoder_flags, buf_element_s::decoder_info, DEMUX_OK, MOD_BITS, MOD_CHANNELS, MOD_SAMPLERATE, buf_element_s::size, buf_element_s::type, XINE_META_INFO_ARTIST, XINE_META_INFO_COMMENT, XINE_META_INFO_TITLE, XINE_STREAM_INFO_AUDIO_BITS, XINE_STREAM_INFO_AUDIO_CHANNELS, XINE_STREAM_INFO_AUDIO_SAMPLERATE, XINE_STREAM_INFO_HAS_AUDIO, and XINE_STREAM_INFO_HAS_VIDEO.

Referenced by open_plugin().

open_mod_file()

static int open_mod_file ( demux_mod_t *  this, input_plugin_t *  input  )

static

References input(), MOD_BITS, MOD_CHANNELS, MOD_SAMPLERATE, NULL, xine_log(), and XINE_LOG_PLUGIN.

Referenced by open_plugin().

open_plugin()

static demux_plugin_t* open_plugin ( demux_class_t *  class_gen, xine_stream_t *  stream, input_plugin_t *  input  )

static

References xine_stream_s::content_detection_method, DEMUX_FINISHED, demux_mod_dispose(), demux_mod_get_capabilities(), demux_mod_get_optional_data(), demux_mod_get_status(), demux_mod_get_stream_length(), demux_mod_seek(), demux_mod_send_chunk(), demux_mod_send_headers(), input(), INPUT_IS_SEEKABLE, METHOD_BY_CONTENT, METHOD_BY_MRL, METHOD_EXPLICIT, NULL, open_mod_file(), probe_mod_file(), xine_stream_s::xine, XINE_VERBOSITY_DEBUG, and xprintf.

Referenced by demux_mod_init_plugin().

probe_mod_file()

static int probe_mod_file ( input_plugin_t *  input )

static

Probes if the given file can be demuxed using modplug or not.

Return values

0	The file is not a valid modplug file (or the probe isn't complete yet)
1	The file has been identified as a valid modplug file

Todo:

Just Protracker files are detected right now.

References _X_ABE_32, _x_demux_read_header(), FOURCC_32, and input().

Referenced by open_plugin().

Variable Documentation

demux_info_mod

const demuxer_info_t demux_info_mod

static

Initial value:

= {
  .priority = 10,
}

EXPORTED

const plugin_info_t xine_plugin_info [] EXPORTED

Initial value:

= {
  { PLUGIN_DEMUX, 27, "modplug", XINE_VERSION_CODE, &demux_info_mod, demux_mod_init_plugin },
  { PLUGIN_NONE, 0, NULL, 0, NULL, NULL }
}