flvenc.c File Reference

#include "libavutil/intreadwrite.h"
#include "libavutil/dict.h"
#include "libavutil/intfloat.h"
#include "libavutil/avassert.h"
#include "avc.h"
#include "avformat.h"
#include "flv.h"
#include "internal.h"
#include "metadata.h"

Go to the source code of this file.

Data Structures
struct	FLVContext
struct	FLVStreamContext

Functions
static int	get_audio_flags (AVFormatContext *s, AVCodecContext *enc)
static void	put_amf_string (AVIOContext *pb, const char *str)
static void	put_avc_eos_tag (AVIOContext *pb, unsigned ts)
static void	put_amf_double (AVIOContext *pb, double d)
static void	put_amf_bool (AVIOContext *pb, int b)
static void	write_metadata (AVFormatContext *s, unsigned int ts)
static int	unsupported_codec (AVFormatContext *s, const char *type, int codec_id)
static int	flv_write_header (AVFormatContext *s)
static int	flv_write_trailer (AVFormatContext *s)
static int	flv_write_packet (AVFormatContext *s, AVPacket *pkt)

Variables
static const AVCodecTag	flv_video_codec_ids []
static const AVCodecTag	flv_audio_codec_ids []
AVOutputFormat	ff_flv_muxer

Function Documentation

static int get_audio_flags ( AVFormatContext *  s, AVCodecContext *  enc  )

static

Definition at line 77 of file flvenc.c.

Referenced by flv_write_header(), and flv_write_packet().

static void put_amf_string ( AVIOContext *  pb, const char *  str  )

static

Definition at line 167 of file flvenc.c.

Referenced by flv_write_packet(), and write_metadata().

static void put_avc_eos_tag ( AVIOContext *  pb, unsigned  ts  )

static

Definition at line 174 of file flvenc.c.

Referenced by flv_write_trailer().

static void put_amf_double ( AVIOContext *  pb, double  d  )

static

Definition at line 187 of file flvenc.c.

Referenced by flv_write_trailer(), and write_metadata().

static void put_amf_bool ( AVIOContext *  pb, int  b  )

static

Definition at line 193 of file flvenc.c.

Referenced by write_metadata().

static void write_metadata ( AVFormatContext *  s, unsigned int  ts  )

static

Definition at line 199 of file flvenc.c.

Referenced by flv_write_header(), and flv_write_packet().

static int unsupported_codec ( AVFormatContext *  s, const char *  type, int  codec_id  )

static

Definition at line 328 of file flvenc.c.

Referenced by flv_write_header().

static int flv_write_header ( AVFormatContext *  s )

static

Definition at line 339 of file flvenc.c.

static int flv_write_trailer ( AVFormatContext *  s )

static

Definition at line 473 of file flvenc.c.

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

static

Definition at line 506 of file flvenc.c.

Variable Documentation

const AVCodecTag flv_video_codec_ids[]

static

Initial value:

= {
    { AV_CODEC_ID_FLV1,     FLV_CODECID_H263 },
    { AV_CODEC_ID_H263,     FLV_CODECID_REALH263 },
    { AV_CODEC_ID_MPEG4,    FLV_CODECID_MPEG4 },
    { AV_CODEC_ID_FLASHSV,  FLV_CODECID_SCREEN },
    { AV_CODEC_ID_FLASHSV2, FLV_CODECID_SCREEN2 },
    { AV_CODEC_ID_VP6F,     FLV_CODECID_VP6 },
    { AV_CODEC_ID_VP6,      FLV_CODECID_VP6 },
    { AV_CODEC_ID_VP6A,     FLV_CODECID_VP6A },
    { AV_CODEC_ID_H264,     FLV_CODECID_H264 },
    { AV_CODEC_ID_NONE,     0 }
}

Definition at line 33 of file flvenc.c.

const AVCodecTag flv_audio_codec_ids[]

static

Initial value:

= {
    { AV_CODEC_ID_MP3,        FLV_CODECID_MP3        >> FLV_AUDIO_CODECID_OFFSET },
    { AV_CODEC_ID_PCM_U8,     FLV_CODECID_PCM        >> FLV_AUDIO_CODECID_OFFSET },
    { AV_CODEC_ID_PCM_S16BE,  FLV_CODECID_PCM        >> FLV_AUDIO_CODECID_OFFSET },
    { AV_CODEC_ID_PCM_S16LE,  FLV_CODECID_PCM_LE     >> FLV_AUDIO_CODECID_OFFSET },
    { AV_CODEC_ID_ADPCM_SWF,  FLV_CODECID_ADPCM      >> FLV_AUDIO_CODECID_OFFSET },
    { AV_CODEC_ID_AAC,        FLV_CODECID_AAC        >> FLV_AUDIO_CODECID_OFFSET },
    { AV_CODEC_ID_NELLYMOSER, FLV_CODECID_NELLYMOSER >> FLV_AUDIO_CODECID_OFFSET },
    { AV_CODEC_ID_PCM_MULAW,  FLV_CODECID_PCM_MULAW  >> FLV_AUDIO_CODECID_OFFSET },
    { AV_CODEC_ID_PCM_ALAW,   FLV_CODECID_PCM_ALAW   >> FLV_AUDIO_CODECID_OFFSET },
    { AV_CODEC_ID_SPEEX,      FLV_CODECID_SPEEX      >> FLV_AUDIO_CODECID_OFFSET },
    { AV_CODEC_ID_NONE,       0 }
}

Definition at line 46 of file flvenc.c.

AVOutputFormat ff_flv_muxer

Initial value:

= {
    .name           = "flv",
    .long_name      = NULL_IF_CONFIG_SMALL("FLV (Flash Video)"),
    .mime_type      = "video/x-flv",
    .extensions     = "flv",
    .priv_data_size = sizeof(FLVContext),
    .audio_codec    = CONFIG_LIBMP3LAME ? AV_CODEC_ID_MP3 : AV_CODEC_ID_ADPCM_SWF,
    .video_codec    = AV_CODEC_ID_FLV1,
    .write_header   = flv_write_header,
    .write_packet   = flv_write_packet,
    .write_trailer  = flv_write_trailer,
    .codec_tag      = (const AVCodecTag* const []) {
                          flv_video_codec_ids, flv_audio_codec_ids, 0
                      },
    .flags          = AVFMT_GLOBALHEADER | AVFMT_VARIABLE_FPS |
                      AVFMT_TS_NONSTRICT,
}

Definition at line 658 of file flvenc.c.