riffenc.c File Reference

#include "libavutil/channel_layout.h"
#include "libavutil/dict.h"
#include "libavutil/log.h"
#include "libavutil/mathematics.h"
#include "libavcodec/avcodec.h"
#include "libavcodec/bytestream.h"
#include "avformat.h"
#include "avio_internal.h"
#include "riff.h"

Go to the source code of this file.

Functions
int64_t	ff_start_tag (AVIOContext *pb, const char *tag)
void	ff_end_tag (AVIOContext *pb, int64_t start)
int	ff_put_wav_header (AVFormatContext *s, AVIOContext *pb, AVCodecParameters *par, int flags)
	Write WAVEFORMAT header structure. More...
void	ff_put_bmp_header (AVIOContext *pb, AVCodecParameters *par, int for_asf, int ignore_extradata, int rgb_frame_is_flipped)
void	ff_parse_specific_params (AVStream *st, int *au_rate, int *au_ssize, int *au_scale)
void	ff_riff_write_info_tag (AVIOContext *pb, const char *tag, const char *str)
	Write a single RIFF info tag. More...
static int	riff_has_valid_tags (AVFormatContext *s)
void	ff_riff_write_info (AVFormatContext *s)
	Write all recognized RIFF tags from s->metadata. More...
void	ff_put_guid (AVIOContext *s, const ff_asf_guid *g)
const ff_asf_guid *	ff_get_codec_guid (enum AVCodecID id, const AVCodecGuid *av_guid)

Variables
static const char	riff_tags [][5]

Function Documentation

ff_start_tag()

int64_t ff_start_tag	(	AVIOContext *	pb,
		const char *	tag
	)

Definition at line 32 of file riffenc.c.

Referenced by amv_write_alist(), amv_write_vlist(), avi_start_new_riff(), avi_write_header(), avi_write_idx1(), avi_write_packet(), ff_riff_write_info(), and write_odml_master().

ff_end_tag()

void ff_end_tag	(	AVIOContext *	pb,
		int64_t	start
	)

Definition at line 39 of file riffenc.c.

Referenced by amv_write_alist(), amv_write_vlist(), avi_write_header(), avi_write_idx1(), avi_write_packet(), avi_write_packet_internal(), avi_write_trailer(), ff_riff_write_info(), and write_odml_master().

ff_put_wav_header()

int ff_put_wav_header	(	AVFormatContext *	s,
		AVIOContext *	pb,
		AVCodecParameters *	par,
		int	flags
	)

Write WAVEFORMAT header structure.

Parameters

flags

a combination of FF_PUT_WAV_HEADER_* constants

Returns

the size or -1 on error

Definition at line 55 of file riffenc.c.

Referenced by asf_write_header1(), avi_write_header(), mkv_assemble_codecprivate(), mov_write_ms_tag(), mov_write_wfex_tag(), and write_stream_codec_info().

ff_put_bmp_header()

void ff_put_bmp_header	(	AVIOContext *	pb,
		AVCodecParameters *	par,
		int	for_asf,
		int	ignore_extradata,
		int	rgb_frame_is_flipped
	)

Definition at line 216 of file riffenc.c.

Referenced by asf_write_header1(), avi_write_header(), mkv_assemble_codecprivate(), and put_videoinfoheader2().

ff_parse_specific_params()

void ff_parse_specific_params	(	AVStream *	st,
		int *	au_rate,
		int *	au_ssize,
		int *	au_scale
	)

Definition at line 273 of file riffenc.c.

Referenced by avi_write_counters(), avi_write_header(), nut_write_header(), and update_odml_entry().

ff_riff_write_info_tag()

void ff_riff_write_info_tag	(	AVIOContext *	pb,
		const char *	tag,
		const char *	str
	)

Write a single RIFF info tag.

Definition at line 303 of file riffenc.c.

Referenced by avi_write_header(), and ff_riff_write_info().

riff_has_valid_tags()

static int riff_has_valid_tags ( AVFormatContext *  s )

static

Definition at line 324 of file riffenc.c.

Referenced by ff_riff_write_info().

ff_riff_write_info()

void ff_riff_write_info

(

AVFormatContext *

s

)

Write all recognized RIFF tags from s->metadata.

Definition at line 335 of file riffenc.c.

Referenced by avi_write_header().

ff_put_guid()

void ff_put_guid	(	AVIOContext *	s,
		const ff_asf_guid *	g
	)

Definition at line 357 of file riffenc.c.

Referenced by asf_write_header1(), asf_write_index(), asf_write_markers(), ff_put_wav_header(), put_header(), write_chunk_header(), write_header(), write_index(), write_metadata_header(), write_root_table(), and write_stream_codec_info().

ff_get_codec_guid()

const ff_asf_guid* ff_get_codec_guid	(	enum AVCodecID	id,
		const AVCodecGuid *	av_guid
	)

Definition at line 363 of file riffenc.c.

Referenced by ff_put_wav_header(), and write_stream_codec_info().

Variable Documentation

riff_tags

const char riff_tags[][5]

static

Initial value:

= {
    "IARL", "IART", "IAS1", "IAS2", "IAS3", "IAS4", "IAS5", "IAS6", "IAS7",
    "IAS8", "IAS9", "ICMS", "ICMT", "ICOP", "ICRD", "ICRP", "IDIM", "IDPI",
    "IENG", "IGNR", "IKEY", "ILGT", "ILNG", "IMED", "INAM", "IPLT", "IPRD",
    "IPRT", "ITRK", "ISBJ", "ISFT", "ISHP", "ISMP", "ISRC", "ISRF", "ITCH",
    { 0 }
}

Definition at line 316 of file riffenc.c.

Referenced by ff_riff_write_info(), and riff_has_valid_tags().