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pva.c File Reference
#include "avformat.h"
#include "avio_internal.h"
#include "demux.h"
#include "internal.h"
#include "mpeg.h"

Go to the source code of this file.

Data Structures

struct  PVAContext
 

Macros

#define PVA_MAX_PAYLOAD_LENGTH   0x17f8
 
#define PVA_VIDEO_PAYLOAD   0x01
 
#define PVA_AUDIO_PAYLOAD   0x02
 
#define PVA_MAGIC   (('A' << 8) + 'V')
 
#define pva_log   if (read_packet) av_log
 

Functions

static int pva_check (const uint8_t *p)
 
static int pva_probe (const AVProbeData *pd)
 
static int pva_read_header (AVFormatContext *s)
 
static int read_part_of_packet (AVFormatContext *s, int64_t *pts, int *len, int *strid, int read_packet)
 
static int pva_read_packet (AVFormatContext *s, AVPacket *pkt)
 
static int64_t pva_read_timestamp (struct AVFormatContext *s, int stream_index, int64_t *pos, int64_t pos_limit)
 

Variables

const FFInputFormat ff_pva_demuxer
 

Macro Definition Documentation

◆ PVA_MAX_PAYLOAD_LENGTH

#define PVA_MAX_PAYLOAD_LENGTH   0x17f8

Definition at line 28 of file pva.c.

Referenced by pva_check(), pva_read_timestamp(), and read_part_of_packet().

◆ PVA_VIDEO_PAYLOAD

#define PVA_VIDEO_PAYLOAD   0x01

Definition at line 29 of file pva.c.

Referenced by read_part_of_packet().

◆ PVA_AUDIO_PAYLOAD

#define PVA_AUDIO_PAYLOAD   0x02

Definition at line 30 of file pva.c.

Referenced by read_part_of_packet().

◆ PVA_MAGIC

#define PVA_MAGIC   (('A' << 8) + 'V')

Definition at line 31 of file pva.c.

Referenced by pva_check(), and read_part_of_packet().

◆ pva_log

#define pva_log   if (read_packet) av_log

Definition at line 82 of file pva.c.

Referenced by read_part_of_packet().

Function Documentation

◆ pva_check()

static int pva_check ( const uint8_t * p)
static

Definition at line 37 of file pva.c.

Referenced by pva_probe().

◆ pva_probe()

static int pva_probe ( const AVProbeData * pd)
static

Definition at line 45 of file pva.c.

◆ pva_read_header()

static int pva_read_header ( AVFormatContext * s)
static

Definition at line 59 of file pva.c.

◆ read_part_of_packet()

static int read_part_of_packet ( AVFormatContext * s,
int64_t * pts,
int * len,
int * strid,
int read_packet )
static

Definition at line 84 of file pva.c.

Referenced by pva_read_packet(), and pva_read_timestamp().

◆ pva_read_packet()

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

Definition at line 188 of file pva.c.

◆ pva_read_timestamp()

static int64_t pva_read_timestamp ( struct AVFormatContext * s,
int stream_index,
int64_t * pos,
int64_t pos_limit )
static

Definition at line 203 of file pva.c.

Variable Documentation

◆ ff_pva_demuxer

const FFInputFormat ff_pva_demuxer
Initial value:
= {
.p.name = "pva",
.p.long_name = NULL_IF_CONFIG_SMALL("TechnoTrend PVA"),
.priv_data_size = sizeof(PVAContext),
}
static int read_packet(void *opaque, uint8_t *buf, int buf_size)
static int read_probe(const AVProbeData *p)
Definition cdg.c:30
static int read_header(FFV1Context *f, RangeCoder *c)
Definition ffv1dec.c:578
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition internal.h:88
static int64_t pva_read_timestamp(struct AVFormatContext *s, int stream_index, int64_t *pos, int64_t pos_limit)
Definition pva.c:203
static int pva_read_header(AVFormatContext *s)
Definition pva.c:59
static int pva_probe(const AVProbeData *pd)
Definition pva.c:45
static int pva_read_packet(AVFormatContext *s, AVPacket *pkt)
Definition pva.c:188
static int64_t read_timestamp(AVFormatContext *s, int stream_index, int64_t *ppos, int64_t pos_limit, int64_t(*read_timestamp)(struct AVFormatContext *, int, int64_t *, int64_t))
Definition seek.c:281

Definition at line 232 of file pva.c.