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,
.codec_tag = (const AVCodecTag* const []){ ff_codec_wav_tags, 0 },
.priv_class = &wav_muxer_class,
}
static int write_packet(AVFormatContext *s, AVPacket *pkt)
Definition: assenc.c:58
static int wav_write_trailer(AVFormatContext *s)
Definition: wavenc.c:158
static int wav_write_header(AVFormatContext *s)
Definition: wavenc.c:100
struct WAVMuxContext WAVMuxContext
static int flags
Definition: log.c:42
static int write_trailer(AVFormatContext *s)
Definition: assenc.c:67
static int wav_write_packet(AVFormatContext *s, AVPacket *pkt)
Definition: wavenc.c:144
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:88
const AVCodecTag ff_codec_wav_tags[]
Definition: riff.c:297
static const AVClass wav_muxer_class
Definition: wavenc.c:199
static void write_header(FFV1Context *f)
Definition: ffv1enc.c:380

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 },
}
#define ENC
Definition: wavenc.c:193
#define OFFSET(x)
Definition: wavenc.c:192
NULL
Definition: eval.c:52

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,
}
LIBAVUTIL_VERSION_INT
Definition: eval.c:52
av_default_item_name
Definition: dnxhdenc.c:43
static const AVOption options[]
Definition: wavenc.c:194

Definition at line 199 of file wavenc.c.