argo_brp.c File Reference

#include "avformat.h"
#include "avio_internal.h"
#include "demux.h"
#include "internal.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/avassert.h"
#include "libavutil/internal.h"
#include "argo_asf.h"

Go to the source code of this file.

Data Structures
struct	ArgoBRPFileHeader
struct	ArgoBRPBlockHeader
struct	ArgoBVIDHeader
struct	ArgoMASKHeader
struct	ArgoBRPStreamHeader
struct	ArgoBRPDemuxContext

Macros
#define	BRP_TAG   MKTAG('B', 'R', 'P', 'P')
#define	BRP_FILE_HEADER_SIZE   12
#define	BRP_BLOCK_HEADER_SIZE   12
#define	BRP_STREAM_HEADER_SIZE   20
#define	BRP_MAX_STREAMS   32 /* Soft cap, but even this is overkill. */
#define	BRP_BASF_LOOKAHEAD   10 /* How many blocks to search for the first BASF one. */
#define	BVID_HEADER_SIZE   16
#define	MASK_HEADER_SIZE   12
#define	BRP_MIN_BUFFER_SIZE
#define	BRP_CODEC_ID_BVID   MKTAG('B', 'V', 'I', 'D')
#define	BRP_CODEC_ID_BASF   MKTAG('B', 'A', 'S', 'F')
#define	BRP_CODEC_ID_MASK   MKTAG('M', 'A', 'S', 'K')

Functions
static int	argo_brp_probe (const AVProbeData *p)
static int	read_extradata (AVFormatContext *s, const ArgoBRPStreamHeader *hdr, void *buf, size_t bufsz)
static int	argo_brp_read_header (AVFormatContext *s)
static int	argo_brp_read_packet (AVFormatContext *s, AVPacket *pkt)

Variables
const FFInputFormat	ff_argo_brp_demuxer

Macro Definition Documentation

BRP_TAG

#define BRP_TAG   MKTAG('B', 'R', 'P', 'P')

Definition at line 32 of file argo_brp.c.

Referenced by argo_brp_probe(), and argo_brp_read_header().

BRP_FILE_HEADER_SIZE

#define BRP_FILE_HEADER_SIZE   12

Definition at line 33 of file argo_brp.c.

Referenced by argo_brp_read_header().

BRP_BLOCK_HEADER_SIZE

#define BRP_BLOCK_HEADER_SIZE   12

Definition at line 34 of file argo_brp.c.

Referenced by argo_brp_read_header(), and argo_brp_read_packet().

BRP_STREAM_HEADER_SIZE

#define BRP_STREAM_HEADER_SIZE   20

Definition at line 35 of file argo_brp.c.

Referenced by argo_brp_read_header().

BRP_MAX_STREAMS

#define BRP_MAX_STREAMS   32 /* Soft cap, but even this is overkill. */

Definition at line 36 of file argo_brp.c.

Referenced by argo_brp_read_header().

BRP_BASF_LOOKAHEAD

#define BRP_BASF_LOOKAHEAD   10 /* How many blocks to search for the first BASF one. */

Definition at line 37 of file argo_brp.c.

Referenced by argo_brp_read_header().

BVID_HEADER_SIZE

#define BVID_HEADER_SIZE   16

Definition at line 38 of file argo_brp.c.

Referenced by read_extradata().

MASK_HEADER_SIZE

#define MASK_HEADER_SIZE   12

Definition at line 39 of file argo_brp.c.

Referenced by read_extradata().

BRP_MIN_BUFFER_SIZE

#define BRP_MIN_BUFFER_SIZE

Value:

                                              FFMAX3(FFMAX3(BRP_FILE_HEADER_SIZE,    \
                                              BRP_BLOCK_HEADER_SIZE,   \
                                              BRP_STREAM_HEADER_SIZE), \
                                      BVID_HEADER_SIZE,                \
                                      MASK_HEADER_SIZE)

Definition at line 40 of file argo_brp.c.

Referenced by argo_brp_read_header(), and argo_brp_read_packet().

BRP_CODEC_ID_BVID

#define BRP_CODEC_ID_BVID   MKTAG('B', 'V', 'I', 'D')

Definition at line 46 of file argo_brp.c.

Referenced by argo_brp_read_header(), argo_brp_read_packet(), and read_extradata().

BRP_CODEC_ID_BASF

#define BRP_CODEC_ID_BASF   MKTAG('B', 'A', 'S', 'F')

Definition at line 47 of file argo_brp.c.

Referenced by argo_brp_read_header(), and read_extradata().

BRP_CODEC_ID_MASK

#define BRP_CODEC_ID_MASK   MKTAG('M', 'A', 'S', 'K')

Definition at line 48 of file argo_brp.c.

Referenced by argo_brp_read_header(), and read_extradata().

Function Documentation

argo_brp_probe()

static int argo_brp_probe ( const AVProbeData * p )

static

Definition at line 102 of file argo_brp.c.

read_extradata()

static int read_extradata ( AVFormatContext * s, const ArgoBRPStreamHeader * hdr, void * buf, size_t bufsz )

static

Definition at line 110 of file argo_brp.c.

Referenced by argo_brp_read_header().

argo_brp_read_header()

static int argo_brp_read_header ( AVFormatContext * s )

static

Definition at line 150 of file argo_brp.c.

argo_brp_read_packet()

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

static

Definition at line 346 of file argo_brp.c.

Variable Documentation

ff_argo_brp_demuxer

const FFInputFormat ff_argo_brp_demuxer

Initial value:

= {
    .p.name         = "argo_brp",
    .p.long_name    = NULL_IF_CONFIG_SMALL("Argonaut Games BRP"),
    .priv_data_size = sizeof(ArgoBRPDemuxContext),
    .read_probe     = argo_brp_probe,
    .read_header    = argo_brp_read_header,
    .read_packet    = argo_brp_read_packet,
}

Definition at line 412 of file argo_brp.c.