FFmpeg
Data Structures | Functions | Variables
dhav.c File Reference
#include "libavutil/parseutils.h"
#include "avio_internal.h"
#include "avformat.h"
#include "internal.h"

Go to the source code of this file.

Data Structures

struct  DHAVContext
 
struct  DHAVStream
 

Functions

static int dhav_probe (const AVProbeData *p)
 
static int parse_ext (AVFormatContext *s, int length)
 
static int read_chunk (AVFormatContext *s)
 
static void get_timeinfo (unsigned date, struct tm *timeinfo)
 
static int64_t get_duration (AVFormatContext *s)
 
static int dhav_read_header (AVFormatContext *s)
 
static int64_t get_pts (AVFormatContext *s, int stream_index)
 
static int dhav_read_packet (AVFormatContext *s, AVPacket *pkt)
 
static int dhav_read_seek (AVFormatContext *s, int stream_index, int64_t timestamp, int flags)
 

Variables

static const uint32_t sample_rates []
 
const AVInputFormat ff_dhav_demuxer
 

Function Documentation

◆ dhav_probe()

static int dhav_probe ( const AVProbeData p)
static

Definition at line 56 of file dhav.c.

◆ parse_ext()

static int parse_ext ( AVFormatContext s,
int  length 
)
static

Definition at line 78 of file dhav.c.

Referenced by read_chunk().

◆ read_chunk()

static int read_chunk ( AVFormatContext s)
static

Definition at line 167 of file dhav.c.

Referenced by dhav_read_packet(), get_duration(), and mpjpeg_read_packet().

◆ get_timeinfo()

static void get_timeinfo ( unsigned  date,
struct tm *  timeinfo 
)
static

Definition at line 212 of file dhav.c.

Referenced by get_duration(), and get_pts().

◆ get_duration()

static int64_t get_duration ( AVFormatContext s)
static

Definition at line 231 of file dhav.c.

Referenced by dhav_read_header().

◆ dhav_read_header()

static int dhav_read_header ( AVFormatContext s)
static

Definition at line 265 of file dhav.c.

◆ get_pts()

static int64_t get_pts ( AVFormatContext s,
int  stream_index 
)
static

Definition at line 303 of file dhav.c.

Referenced by dhav_read_packet().

◆ dhav_read_packet()

static int dhav_read_packet ( AVFormatContext s,
AVPacket pkt 
)
static

Definition at line 332 of file dhav.c.

◆ dhav_read_seek()

static int dhav_read_seek ( AVFormatContext s,
int  stream_index,
int64_t  timestamp,
int  flags 
)
static

Definition at line 431 of file dhav.c.

Variable Documentation

◆ sample_rates

const uint32_t sample_rates[]
static
Initial value:
= {
8000, 4000, 8000, 11025, 16000,
20000, 22050, 32000, 44100, 48000,
96000, 192000, 64000,
}

Definition at line 72 of file dhav.c.

Referenced by parse_ext().

◆ ff_dhav_demuxer

const AVInputFormat ff_dhav_demuxer
Initial value:
= {
.name = "dhav",
.long_name = NULL_IF_CONFIG_SMALL("Video DAV"),
.priv_data_size = sizeof(DHAVContext),
.extensions = "dav",
}

Definition at line 459 of file dhav.c.

AVFMT_NO_BYTE_SEEK
#define AVFMT_NO_BYTE_SEEK
Format does not allow seeking by bytes.
Definition: avformat.h:475
dhav_read_header
static int dhav_read_header(AVFormatContext *s)
Definition: dhav.c:265
dhav_probe
static int dhav_probe(const AVProbeData *p)
Definition: dhav.c:56
read_seek
static int read_seek(AVFormatContext *ctx, int stream_index, int64_t timestamp, int flags)
Definition: libcdio.c:149
AVFMT_GENERIC_INDEX
#define AVFMT_GENERIC_INDEX
Use generic index building code.
Definition: avformat.h:468
DHAVContext
Definition: dhav.c:28
dhav_read_seek
static int dhav_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp, int flags)
Definition: dhav.c:431
read_header
static int read_header(FFV1Context *f)
Definition: ffv1dec.c:527
read_probe
static int read_probe(const AVProbeData *pd)
Definition: jvdec.c:55
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:117
AVFMT_TS_NONSTRICT
#define AVFMT_TS_NONSTRICT
Format does not require strictly increasing timestamps, but they must still be monotonic.
Definition: avformat.h:477
read_packet
static int read_packet(void *opaque, uint8_t *buf, int buf_size)
Definition: avio_reading.c:42
dhav_read_packet
static int dhav_read_packet(AVFormatContext *s, AVPacket *pkt)
Definition: dhav.c:332
AVFMT_TS_DISCONT
#define AVFMT_TS_DISCONT
Format allows timestamp discontinuities.
Definition: avformat.h:469
flags
#define flags(name, subs,...)
Definition: cbs_av1.c:561