hlsenc.c File Reference

#include "config.h"
#include <float.h>
#include <stdint.h>
#include "libavutil/avassert.h"
#include "libavutil/mathematics.h"
#include "libavutil/parseutils.h"
#include "libavutil/avstring.h"
#include "libavutil/opt.h"
#include "libavutil/log.h"
#include "libavutil/time_internal.h"
#include "avformat.h"
#include "avio_internal.h"
#include "internal.h"
#include "os_support.h"

Go to the source code of this file.

Data Structures
struct	HLSSegment
struct	HLSContext

Macros
#define	KEYSIZE   16
#define	LINE_BUFFER_SIZE   1024
#define	OFFSET(x)   offsetof(HLSContext, x)
#define	E   AV_OPT_FLAG_ENCODING_PARAM

Enumerations
enum	HLSFlags {   HLS_SINGLE_FILE = (1 << 0), HLS_DELETE_SEGMENTS = (1 << 1), HLS_ROUND_DURATIONS = (1 << 2), HLS_DISCONT_START = (1 << 3),   HLS_OMIT_ENDLIST = (1 << 4), HLS_SPLIT_BY_TIME = (1 << 5), HLS_APPEND_LIST = (1 << 6), HLS_PROGRAM_DATE_TIME = (1 << 7) }
enum	PlaylistType {   PLS_TYPE_UNSPECIFIED, PLS_TYPE_EVENT, PLS_TYPE_VOD, PLAYLIST_TYPE_NONE,   PLAYLIST_TYPE_EVENT, PLAYLIST_TYPE_VOD, PLAYLIST_TYPE_NB }

Functions
static int	mkdir_p (const char *path)
static int	hls_delete_old_segments (HLSContext *hls)
static int	hls_encryption_start (AVFormatContext *s)
static int	read_chomp_line (AVIOContext *s, char *buf, int maxlen)
static int	hls_mux_init (AVFormatContext *s)
static int	hls_append_segment (struct AVFormatContext *s, HLSContext *hls, double duration, int64_t pos, int64_t size)
static int	parse_playlist (AVFormatContext *s, const char *url)
static void	hls_free_segments (HLSSegment *p)
static void	set_http_options (AVDictionary **options, HLSContext *c)
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 KEYSIZE   16

Definition at line 42 of file hlsenc.c.

Referenced by hls_encryption_start(), and hls_start().

#define LINE_BUFFER_SIZE   1024

Definition at line 43 of file hlsenc.c.

#define OFFSET

(

x

)

offsetof(HLSContext, x)

Definition at line 1080 of file hlsenc.c.

#define E   AV_OPT_FLAG_ENCODING_PARAM

Definition at line 1081 of file hlsenc.c.

Enumeration Type Documentation

enum HLSFlags

Enumerator
HLS_SINGLE_FILE
HLS_DELETE_SEGMENTS
HLS_ROUND_DURATIONS
HLS_DISCONT_START
HLS_OMIT_ENDLIST
HLS_SPLIT_BY_TIME
HLS_APPEND_LIST
HLS_PROGRAM_DATE_TIME

Definition at line 58 of file hlsenc.c.

enum PlaylistType

Enumerator
PLS_TYPE_UNSPECIFIED
PLS_TYPE_EVENT
PLS_TYPE_VOD
PLAYLIST_TYPE_NONE
PLAYLIST_TYPE_EVENT
PLAYLIST_TYPE_VOD
PLAYLIST_TYPE_NB

Definition at line 70 of file hlsenc.c.

Function Documentation

static int mkdir_p ( const char *  path )

static

Definition at line 136 of file hlsenc.c.

Referenced by hls_start().

static int hls_delete_old_segments ( HLSContext *  hls )

static

Definition at line 169 of file hlsenc.c.

Referenced by hls_append_segment().

static int hls_encryption_start ( AVFormatContext *  s )

static

Definition at line 254 of file hlsenc.c.

Referenced by hls_start().

static int read_chomp_line ( AVIOContext *  s, char *  buf, int  maxlen  )

static

Definition at line 306 of file hlsenc.c.

Referenced by parse_playlist().

static int hls_mux_init ( AVFormatContext *  s )

static

Definition at line 314 of file hlsenc.c.

Referenced by hls_write_header().

static int hls_append_segment ( struct AVFormatContext *  s, HLSContext *  hls, double  duration, int64_t  pos, int64_t  size  )

static

Definition at line 363 of file hlsenc.c.

Referenced by hls_write_packet(), hls_write_trailer(), and parse_playlist().

static int parse_playlist ( AVFormatContext *  s, const char *  url  )

static

Definition at line 428 of file hlsenc.c.

Referenced by hls_write_header().

static void hls_free_segments ( HLSSegment *  p )

static

Definition at line 476 of file hlsenc.c.

Referenced by hls_write_trailer().

static void set_http_options ( AVDictionary **  options, HLSContext *  c  )

static

Definition at line 487 of file hlsenc.c.

Referenced by hls_start(), and hls_window().

static int hls_window ( AVFormatContext *  s, int  last  )

static

Definition at line 493 of file hlsenc.c.

Referenced by hls_write_packet(), and hls_write_trailer().

static int hls_start ( AVFormatContext *  s )

static

Definition at line 639 of file hlsenc.c.

Referenced by hls_write_header(), and hls_write_packet().

static int hls_write_header ( AVFormatContext *  s )

static

Definition at line 761 of file hlsenc.c.

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

static

Definition at line 943 of file hlsenc.c.

static int hls_write_trailer ( struct AVFormatContext *  s )

static

Definition at line 1044 of file hlsenc.c.

Variable Documentation

const AVOption options[]

static

Definition at line 1082 of file hlsenc.c.

Referenced by hls_start(), hls_window(), and hls_write_header().

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 1115 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,
    .subtitle_codec = AV_CODEC_ID_WEBVTT,
    .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 1123 of file hlsenc.c.