libavformat/oggparsevorbis.c File Reference

#include <stdlib.h>
#include "libavutil/avstring.h"
#include "libavutil/bswap.h"
#include "libavcodec/get_bits.h"
#include "libavcodec/bytestream.h"
#include "avformat.h"
#include "oggdec.h"

Go to the source code of this file.

Data Structures

struct  oggvorbis_private
 Parse the vorbis header Vorbis Identification header from Vorbis_I_spec.html::vorbis-spec-codec [vorbis_version] = read 32 bits as unsigned integer | Not used [audio_channels] = read 8 bit integer as unsigned | Used [audio_sample_rate] = read 32 bits as unsigned integer | Used [bitrate_maximum] = read 32 bits as signed integer | Not used yet [bitrate_nominal] = read 32 bits as signed integer | Not used yet [bitrate_minimum] = read 32 bits as signed integer | Used as bitrate [blocksize_0] = read 4 bits as unsigned integer | Not Used [blocksize_1] = read 4 bits as unsigned integer | Not Used [framing_flag] = read one bit | Not Used. More...

Functions

static int ogm_chapter (AVFormatContext *as, uint8_t *key, uint8_t *val)
 Copyright (C) 2005 Michael Ahlberg, Måns Rullgård.
int ff_vorbis_comment (AVFormatContext *as, AVMetadata **m, const uint8_t *buf, int size)
static unsigned int fixup_vorbis_headers (AVFormatContext *as, struct oggvorbis_private *priv, uint8_t **buf)
static int vorbis_header (AVFormatContext *s, int idx)

Variables

struct ogg_codec ff_vorbis_codec


Function Documentation

int ff_vorbis_comment ( AVFormatContext as,
AVMetadata **  m,
const uint8_t *  buf,
int  size 
)

static unsigned int fixup_vorbis_headers ( AVFormatContext as,
struct oggvorbis_private priv,
uint8_t **  buf 
) [static]

Definition at line 164 of file oggparsevorbis.c.

Referenced by vorbis_header().

static int ogm_chapter ( AVFormatContext as,
uint8_t *  key,
uint8_t *  val 
) [static]

Copyright (C) 2005 Michael Ahlberg, Måns Rullgård.

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Definition at line 33 of file oggparsevorbis.c.

Referenced by ff_vorbis_comment().

static int vorbis_header ( AVFormatContext s,
int  idx 
) [static]

Definition at line 188 of file oggparsevorbis.c.


Variable Documentation

Initial value:

 {
    .magic = "\001vorbis",
    .magicsize = 7,
    .header = vorbis_header
}

Definition at line 256 of file oggparsevorbis.c.


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