wavenc.c File Reference

#include <stdint.h>
#include <string.h>
#include "libavutil/dict.h"
#include "libavutil/common.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "avformat.h"
#include "avio.h"
#include "avio_internal.h"
#include "internal.h"
#include "riff.h"

Go to the source code of this file.

Data Structures
struct	WAVMuxContext

Macros
#define	OFFSET(x)   offsetof(WAVMuxContext, x)
#define	ENC   AV_OPT_FLAG_ENCODING_PARAM

Typedefs
typedef struct WAVMuxContext	WAVMuxContext

Functions
static void	bwf_write_bext_string (AVFormatContext *s, const char *key, int maxlen)
static void	bwf_write_bext_chunk (AVFormatContext *s)
static int	wav_write_header (AVFormatContext *s)
static int	wav_write_packet (AVFormatContext *s, AVPacket *pkt)
static int	wav_write_trailer (AVFormatContext *s)

Variables
static const AVOption	options []
static const AVClass	wav_muxer_class
AVOutputFormat	ff_wav_muxer

Macro Definition Documentation

#define ENC   AV_OPT_FLAG_ENCODING_PARAM

Definition at line 193 of file wavenc.c.

#define OFFSET

(

x)

offsetof(WAVMuxContext, x)

Definition at line 192 of file wavenc.c.

Typedef Documentation

typedef struct WAVMuxContext WAVMuxContext

Function Documentation

static void bwf_write_bext_chunk ( AVFormatContext *  s)

static

Definition at line 60 of file wavenc.c.

Referenced by wav_write_header().

static void bwf_write_bext_string ( AVFormatContext *  s, const char *  key, int  maxlen  )

inlinestatic

Definition at line 46 of file wavenc.c.

Referenced by bwf_write_bext_chunk().

static int wav_write_header ( AVFormatContext *  s)

static

Definition at line 100 of file wavenc.c.

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

static

Definition at line 144 of file wavenc.c.

static int wav_write_trailer ( AVFormatContext *  s)

static

Definition at line 158 of file wavenc.c.

Variable Documentation

AVOutputFormat ff_wav_muxer

Initial value:

= {
    .name              = "wav",
    .long_name         = NULL_IF_CONFIG_SMALL("WAV / WAVE (Waveform Audio)"),
    .mime_type         = "audio/x-wav",
    .extensions        = "wav",
    .priv_data_size    = sizeof(WAVMuxContext),
    .audio_codec       = AV_CODEC_ID_PCM_S16LE,
    .video_codec       = AV_CODEC_ID_NONE,
    .write_header      = wav_write_header,
    .write_packet      = wav_write_packet,
    .write_trailer     = wav_write_trailer,
    .flags             = AVFMT_TS_NONSTRICT,
    .codec_tag         = (const AVCodecTag* const []){ ff_codec_wav_tags, 0 },
    .priv_class        = &wav_muxer_class,
}

Definition at line 206 of file wavenc.c.

const AVOption options[]

static

Initial value:

= {
    { "write_bext", "Write BEXT chunk.", OFFSET(write_bext), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, ENC },
    { NULL },
}

Definition at line 194 of file wavenc.c.

const AVClass wav_muxer_class

static

Initial value:

= {
    .class_name = "WAV muxer",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 199 of file wavenc.c.