hls.c File Reference

Apple HTTP Live Streaming demuxer http://tools.ietf.org/html/draft-pantos-http-live-streaming. More...

#include "libavutil/avstring.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavutil/dict.h"
#include "libavutil/time.h"
#include "avformat.h"
#include "internal.h"
#include "avio_internal.h"
#include "url.h"

Go to the source code of this file.

Data Structures
struct	segment
struct	playlist
struct	variant
struct	HLSContext
struct	variant_info
struct	key_info

Macros
#define	INITIAL_BUFFER_SIZE   32768

Enumerations
enum	KeyType { KEY_NONE, KEY_AES_128 }

Functions
static int	read_chomp_line (AVIOContext *s, char *buf, int maxlen)
static void	free_segment_list (struct playlist *pls)
static void	free_playlist_list (HLSContext *c)
static void	free_variant_list (HLSContext *c)
static void	reset_packet (AVPacket *pkt)
static struct playlist *	new_playlist (HLSContext *c, const char *url, const char *base)
static struct variant *	new_variant (HLSContext *c, int bandwidth, const char *url, const char *base)
static void	handle_variant_args (struct variant_info *info, const char *key, int key_len, char **dest, int *dest_len)
static void	handle_key_args (struct key_info *info, const char *key, int key_len, char **dest, int *dest_len)
static int	parse_playlist (HLSContext *c, const char *url, struct playlist *pls, AVIOContext *in)
static int	open_input (HLSContext *c, struct playlist *pls)
static int	read_data (void *opaque, uint8_t *buf, int buf_size)
static int	playlist_in_multiple_variants (HLSContext *c, struct playlist *pls)
static int	hls_read_header (AVFormatContext *s)
static int	recheck_discard_flags (AVFormatContext *s, int first)
static int	hls_read_packet (AVFormatContext *s, AVPacket *pkt)
static int	hls_close (AVFormatContext *s)
static int	hls_read_seek (AVFormatContext *s, int stream_index, int64_t timestamp, int flags)
static int	hls_probe (AVProbeData *p)

Variables
AVInputFormat	ff_hls_demuxer

Detailed Description

Apple HTTP Live Streaming demuxer http://tools.ietf.org/html/draft-pantos-http-live-streaming.

Definition in file hls.c.

Macro Definition Documentation

#define INITIAL_BUFFER_SIZE   32768

Definition at line 39 of file hls.c.

Referenced by hls_read_header().

Enumeration Type Documentation

enum KeyType

Enumerator:

KEY_NONE
KEY_AES_128

Definition at line 53 of file hls.c.

Function Documentation

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

static

Definition at line 119 of file hls.c.

Referenced by parse_playlist().

static void free_segment_list ( struct playlist *  pls )

static

Definition at line 127 of file hls.c.

Referenced by free_playlist_list(), and parse_playlist().

static void free_playlist_list ( HLSContext *  c )

static

Definition at line 136 of file hls.c.

Referenced by hls_close(), and hls_read_header().

static void free_variant_list ( HLSContext *  c )

static

Definition at line 158 of file hls.c.

Referenced by hls_close(), and hls_read_header().

static void reset_packet ( AVPacket *  pkt )

static

Definition at line 174 of file hls.c.

Referenced by hls_read_packet(), hls_read_seek(), and new_playlist().

static struct playlist* new_playlist ( HLSContext *  c, const char *  url, const char *  base  )

staticread

Definition at line 180 of file hls.c.

Referenced by new_variant().

static struct variant* new_variant ( HLSContext *  c, int  bandwidth, const char *  url, const char *  base  )

staticread

Definition at line 192 of file hls.c.

Referenced by parse_playlist().

static void handle_variant_args ( struct variant_info *  info, const char *  key, int  key_len, char **  dest, int *  dest_len  )

static

Definition at line 216 of file hls.c.

Referenced by parse_playlist().

static void handle_key_args ( struct key_info *  info, const char *  key, int  key_len, char **  dest, int *  dest_len  )

static

Definition at line 231 of file hls.c.

Referenced by parse_playlist().

static int parse_playlist ( HLSContext *  c, const char *  url, struct playlist *  pls, AVIOContext *  in  )

static

Definition at line 246 of file hls.c.

Referenced by hls_read_header(), and read_data().

static int open_input ( HLSContext *  c, struct playlist *  pls  )

static

Definition at line 387 of file hls.c.

Referenced by read_data().

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

static

Definition at line 454 of file hls.c.

Referenced by hls_read_header().

static int playlist_in_multiple_variants ( HLSContext *  c, struct playlist *  pls  )

static

Definition at line 527 of file hls.c.

Referenced by hls_read_header().

static int hls_read_header ( AVFormatContext *  s )

static

Definition at line 546 of file hls.c.

static int recheck_discard_flags ( AVFormatContext *  s, int  first  )

static

Definition at line 715 of file hls.c.

Referenced by hls_read_packet().

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

static

Definition at line 750 of file hls.c.

static int hls_close ( AVFormatContext *  s )

static

Definition at line 847 of file hls.c.

static int hls_read_seek ( AVFormatContext *  s, int  stream_index, int64_t  timestamp, int  flags  )

static

Definition at line 856 of file hls.c.

static int hls_probe ( AVProbeData *  p )

static

Definition at line 914 of file hls.c.

Variable Documentation

AVInputFormat ff_hls_demuxer

Initial value:

= {
    .name           = "hls,applehttp",
    .long_name      = NULL_IF_CONFIG_SMALL("Apple HTTP Live Streaming"),
    .priv_data_size = sizeof(HLSContext),
    .read_probe     = hls_probe,
    .read_header    = hls_read_header,
    .read_packet    = hls_read_packet,
    .read_close     = hls_close,
    .read_seek      = hls_read_seek,
}

Definition at line 927 of file hls.c.