hdsenc.c File Reference

#include "config.h"
#include "avformat.h"
#include "internal.h"
#include "mux.h"
#include "os_support.h"
#include "libavutil/avstring.h"
#include "libavutil/base64.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"

Go to the source code of this file.

Data Structures
struct	Fragment
struct	OutputStream
struct	HDSContext

Macros
#define	OFFSET(x)   offsetof(HDSContext, x)
#define	E   AV_OPT_FLAG_ENCODING_PARAM

Functions
static int	parse_header (OutputStream *os, const uint8_t *buf, int buf_size)
static int	hds_write (void *opaque, uint8_t *buf, int buf_size)
static void	hds_free (AVFormatContext *s)
static int	write_manifest (AVFormatContext *s, int final)
static void	update_size (AVIOContext *out, int64_t pos)
static int	write_abst (AVFormatContext *s, OutputStream *os, int final)
static int	init_file (AVFormatContext *s, OutputStream *os, int64_t start_ts)
static void	close_file (AVFormatContext *s, OutputStream *os)
static int	hds_write_header (AVFormatContext *s)
static int	add_fragment (OutputStream *os, const char *file, int64_t start_time, int64_t duration)
static int	hds_flush (AVFormatContext *s, OutputStream *os, int final, int64_t end_ts)
static int	hds_write_packet (AVFormatContext *s, AVPacket *pkt)
static int	hds_write_trailer (AVFormatContext *s)

Variables
static const AVOption	options []
static const AVClass	hds_class
const FFOutputFormat	ff_hds_muxer

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(HDSContext, x)

Definition at line 550 of file hdsenc.c.

E

#define E   AV_OPT_FLAG_ENCODING_PARAM

Definition at line 551 of file hdsenc.c.

Function Documentation

parse_header()

static int parse_header ( OutputStream *  os, const uint8_t *  buf, int  buf_size  )

static

Definition at line 78 of file hdsenc.c.

Referenced by hds_write().

hds_write()

static int hds_write ( void *  opaque, uint8_t *  buf, int  buf_size  )

static

Definition at line 115 of file hdsenc.c.

Referenced by hds_write_header().

hds_free()

static void hds_free ( AVFormatContext *  s )

static

Definition at line 132 of file hdsenc.c.

write_manifest()

static int write_manifest ( AVFormatContext *  s, int  final  )

static

Definition at line 157 of file hdsenc.c.

Referenced by hds_write_header(), and hds_write_trailer().

update_size()

static void update_size ( AVIOContext *  out, int64_t  pos  )

static

Definition at line 205 of file hdsenc.c.

Referenced by write_abst().

write_abst()

static int write_abst ( AVFormatContext *  s, OutputStream *  os, int  final  )

static

Definition at line 216 of file hdsenc.c.

Referenced by hds_flush(), and hds_write_header().

init_file()

static int init_file ( AVFormatContext *  s, OutputStream *  os, int64_t  start_ts  )

static

Definition at line 285 of file hdsenc.c.

Referenced by hds_flush(), and hds_write_header().

close_file()

static void close_file ( AVFormatContext *  s, OutputStream *  os  )

static

Definition at line 301 of file hdsenc.c.

Referenced by hds_flush().

hds_write_header()

static int hds_write_header ( AVFormatContext *  s )

static

Definition at line 310 of file hdsenc.c.

add_fragment()

static int add_fragment ( OutputStream *  os, const char *  file, int64_t  start_time, int64_t  duration  )

static

Definition at line 420 of file hdsenc.c.

Referenced by hds_flush().

hds_flush()

static int hds_flush ( AVFormatContext *  s, OutputStream *  os, int  final, int64_t  end_ts  )

static

Definition at line 448 of file hdsenc.c.

Referenced by hds_write_packet(), and hds_write_trailer().

hds_write_packet()

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

static

Definition at line 496 of file hdsenc.c.

hds_write_trailer()

static int hds_write_trailer ( AVFormatContext *  s )

static

Definition at line 527 of file hdsenc.c.

Variable Documentation

options

const AVOption options[]

static

Initial value:

= {
    { "window_size", "number of fragments kept in the manifest", OFFSET(window_size), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, E },
    { "extra_window_size", "number of fragments kept outside of the manifest before removing from disk", OFFSET(extra_window_size), AV_OPT_TYPE_INT, { .i64 = 5 }, 0, INT_MAX, E },
    { "min_frag_duration", "minimum fragment duration (in microseconds)", OFFSET(min_frag_duration), AV_OPT_TYPE_INT64, { .i64 = 10000000 }, 0, INT_MAX, E },
    { "remove_at_exit", "remove all fragments when finished", OFFSET(remove_at_exit), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, E },
    { NULL },
}

Definition at line 552 of file hdsenc.c.

hds_class

const AVClass hds_class

static

Initial value:

= {
    .class_name = "HDS muxer",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 560 of file hdsenc.c.

ff_hds_muxer

const FFOutputFormat ff_hds_muxer

Initial value:

= {
    .p.name         = "hds",
    .p.long_name    = NULL_IF_CONFIG_SMALL("HDS Muxer"),
    .p.audio_codec  = AV_CODEC_ID_AAC,
    .p.video_codec  = AV_CODEC_ID_H264,
    .p.flags        = AVFMT_GLOBALHEADER | AVFMT_NOFILE,
    .p.priv_class   = &hds_class,
    .priv_data_size = sizeof(HDSContext),
    .write_header   = hds_write_header,
    .write_packet   = hds_write_packet,
    .write_trailer  = hds_write_trailer,
    .deinit         = hds_free,
}

Definition at line 567 of file hdsenc.c.