libgme.c File Reference

#include <gme/gme.h>
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "avformat.h"
#include "demux.h"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	GMEContext

Macros
#define	OFFSET(x)   offsetof(GMEContext, x)
#define	A   AV_OPT_FLAG_AUDIO_PARAM
#define	D   AV_OPT_FLAG_DECODING_PARAM
#define	AUDIO_PKT_SIZE   512

Functions
static void	add_meta (AVFormatContext *s, const char *name, const char *value)
static int	load_metadata (AVFormatContext *s, int64_t *duration)
static int	read_close_gme (AVFormatContext *s)
static int	read_header_gme (AVFormatContext *s)
static int	read_packet_gme (AVFormatContext *s, AVPacket *pkt)
static int	read_seek_gme (AVFormatContext *s, int stream_idx, int64_t ts, int flags)
static int	probe_gme (const AVProbeData *p)

Variables
static const AVOption	options []
static const AVClass	class_gme
const FFInputFormat	ff_libgme_demuxer

Detailed Description

libgme demuxer

Definition in file libgme.c.

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(GMEContext, x)

Definition at line 41 of file libgme.c.

A

#define A   AV_OPT_FLAG_AUDIO_PARAM

Definition at line 42 of file libgme.c.

D

#define D   AV_OPT_FLAG_DECODING_PARAM

Definition at line 43 of file libgme.c.

AUDIO_PKT_SIZE

#define AUDIO_PKT_SIZE   512

Definition at line 82 of file libgme.c.

Function Documentation

add_meta()

static void add_meta ( AVFormatContext *  s, const char *  name, const char *  value  )

static

Definition at line 51 of file libgme.c.

Referenced by load_metadata().

load_metadata()

static int load_metadata ( AVFormatContext *  s, int64_t *  duration  )

static

Definition at line 57 of file libgme.c.

Referenced by read_header_gme().

read_close_gme()

static int read_close_gme ( AVFormatContext *  s )

static

Definition at line 84 of file libgme.c.

read_header_gme()

static int read_header_gme ( AVFormatContext *  s )

static

Definition at line 92 of file libgme.c.

read_packet_gme()

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

static

Definition at line 151 of file libgme.c.

read_seek_gme()

static int read_seek_gme ( AVFormatContext *  s, int  stream_idx, int64_t  ts, int  flags  )

static

Definition at line 169 of file libgme.c.

probe_gme()

static int probe_gme ( const AVProbeData *  p )

static

Definition at line 177 of file libgme.c.

Variable Documentation

options

const AVOption options[]

static

Initial value:

= {
    {"track_index", "set track that should be played",        OFFSET(track_index), AV_OPT_TYPE_INT,   {.i64 = 0},                0,    INT_MAX,  A|D},
    {"sample_rate", "set sample rate",                        OFFSET(sample_rate), AV_OPT_TYPE_INT,   {.i64 = 44100},            1000, 999999,   A|D},
    {"max_size",    "set max file size supported (in bytes)", OFFSET(max_size),    AV_OPT_TYPE_INT64, {.i64 = 50 * 1024 * 1024}, 0,    SIZE_MAX, A|D},
    {NULL}
}

Definition at line 44 of file libgme.c.

class_gme

const AVClass class_gme

static

Initial value:

= {
    .class_name = "Game Music Emu demuxer",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 189 of file libgme.c.

ff_libgme_demuxer

const FFInputFormat ff_libgme_demuxer

Initial value:

= {
    .p.name         = "libgme",
    .p.long_name    = NULL_IF_CONFIG_SMALL("Game Music Emu demuxer"),
    .p.priv_class   = &class_gme,
    .priv_data_size = sizeof(GMEContext),
    .flags_internal = FF_INFMT_FLAG_INIT_CLEANUP,
    .read_probe     = probe_gme,
    .read_header    = read_header_gme,
    .read_packet    = read_packet_gme,
    .read_close     = read_close_gme,
    .read_seek      = read_seek_gme,
}

Definition at line 196 of file libgme.c.