hlsenc.c File Reference

#include <float.h>
#include <stdint.h>
#include "libavutil/mathematics.h"
#include "libavutil/parseutils.h"
#include "libavutil/avstring.h"
#include "libavutil/opt.h"
#include "libavutil/log.h"
#include "avformat.h"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	HLSSegment
struct	HLSContext

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

Functions
static int	hls_mux_init (AVFormatContext *s)
static int	hls_append_segment (HLSContext *hls, double duration)
static void	hls_free_segments (HLSContext *hls)
static int	hls_window (AVFormatContext *s, int last)
static int	hls_start (AVFormatContext *s)
static int	hls_write_header (AVFormatContext *s)
static int	hls_write_packet (AVFormatContext *s, AVPacket *pkt)
static int	hls_write_trailer (struct AVFormatContext *s)

Variables
static const AVOption	options []
static const AVClass	hls_class
AVOutputFormat	ff_hls_muxer

Macro Definition Documentation

#define OFFSET

(

x

)

offsetof(HLSContext, x)

Definition at line 335 of file hlsenc.c.

#define E   AV_OPT_FLAG_ENCODING_PARAM

Definition at line 336 of file hlsenc.c.

Function Documentation

static int hls_mux_init ( AVFormatContext *  s )

static

Definition at line 70 of file hlsenc.c.

Referenced by hls_write_header().

static int hls_append_segment ( HLSContext *  hls, double  duration  )

static

Definition at line 96 of file hlsenc.c.

Referenced by hls_write_packet(), and hls_write_trailer().

static void hls_free_segments ( HLSContext *  hls )

static

Definition at line 127 of file hlsenc.c.

Referenced by hls_write_trailer().

static int hls_window ( AVFormatContext *  s, int  last  )

static

Definition at line 138 of file hlsenc.c.

Referenced by hls_write_packet(), and hls_write_trailer().

static int hls_start ( AVFormatContext *  s )

static

Definition at line 178 of file hlsenc.c.

Referenced by hls_write_header(), and hls_write_packet().

static int hls_write_header ( AVFormatContext *  s )

static

Definition at line 201 of file hlsenc.c.

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

static

Definition at line 264 of file hlsenc.c.

static int hls_write_trailer ( struct AVFormatContext *  s )

static

Definition at line 318 of file hlsenc.c.

Variable Documentation

const AVOption options[]

static

Initial value:

= {
    {"start_number",  "set first number in the sequence",        OFFSET(start_sequence),AV_OPT_TYPE_INT64,  {.i64 = 0},     0, INT64_MAX, E},
    {"hls_time",      "set segment length in seconds",           OFFSET(time),    AV_OPT_TYPE_FLOAT,  {.dbl = 2},     0, FLT_MAX, E},
    {"hls_list_size", "set maximum number of playlist entries",  OFFSET(max_nb_segments),    AV_OPT_TYPE_INT,    {.i64 = 5},     0, INT_MAX, E},
    {"hls_wrap",      "set number after which the index wraps",  OFFSET(wrap),    AV_OPT_TYPE_INT,    {.i64 = 0},     0, INT_MAX, E},
    {"hls_base_url",  "url to prepend to each playlist entry",   OFFSET(baseurl), AV_OPT_TYPE_STRING, {.str = NULL},  0, 0,       E},
    { NULL },
}

Definition at line 337 of file hlsenc.c.

const AVClass hls_class

static

Initial value:

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

Definition at line 346 of file hlsenc.c.

AVOutputFormat ff_hls_muxer

Initial value:

= {
    .name           = "hls",
    .long_name      = NULL_IF_CONFIG_SMALL("Apple HTTP Live Streaming"),
    .extensions     = "m3u8",
    .priv_data_size = sizeof(HLSContext),
    .audio_codec    = AV_CODEC_ID_AAC,
    .video_codec    = AV_CODEC_ID_H264,
    .flags          = AVFMT_NOFILE | AVFMT_ALLOW_FLUSH,
    .write_header   = hls_write_header,
    .write_packet   = hls_write_packet,
    .write_trailer  = hls_write_trailer,
    .priv_class     = &hls_class,
}

Definition at line 354 of file hlsenc.c.