webvttenc.c File Reference

WebVTT subtitle muxer. More...

#include "avformat.h"
#include "internal.h"
#include "mux.h"

Go to the source code of this file.

Functions
static void	webvtt_write_time (AVIOContext *pb, int64_t millisec)
static int	webvtt_write_header (AVFormatContext *ctx)
static int	webvtt_write_packet (AVFormatContext *ctx, AVPacket *pkt)

Variables
const FFOutputFormat	ff_webvtt_muxer

Detailed Description

WebVTT subtitle muxer.

See also

https://www.w3.org/TR/webvtt1/

Definition in file webvttenc.c.

Function Documentation

webvtt_write_time()

static void webvtt_write_time ( AVIOContext * pb, int64_t millisec )

static

Definition at line 31 of file webvttenc.c.

Referenced by webvtt_write_packet().

webvtt_write_header()

static int webvtt_write_header ( AVFormatContext * ctx )

static

Definition at line 47 of file webvttenc.c.

webvtt_write_packet()

static int webvtt_write_packet ( AVFormatContext * ctx, AVPacket * pkt )

static

Definition at line 59 of file webvttenc.c.

Variable Documentation

ff_webvtt_muxer

const FFOutputFormat ff_webvtt_muxer

Initial value:

= {
    .p.name            = "webvtt",
    .p.long_name       = NULL_IF_CONFIG_SMALL("WebVTT subtitle"),
    .p.extensions      = "vtt",
    .p.mime_type       = "text/vtt",
    .p.flags           = AVFMT_VARIABLE_FPS | AVFMT_TS_NONSTRICT,
    .p.video_codec     = AV_CODEC_ID_NONE,
    .p.audio_codec     = AV_CODEC_ID_NONE,
    .p.subtitle_codec  = AV_CODEC_ID_WEBVTT,
    .write_header      = webvtt_write_header,
    .write_packet      = webvtt_write_packet,
    .flags_internal    = FF_OFMT_FLAG_MAX_ONE_OF_EACH |
                         FF_OFMT_FLAG_ONLY_DEFAULT_CODECS,
}

Definition at line 100 of file webvttenc.c.

Referenced by hls_init().