cngenc.c File Reference

#include <math.h>
#include "libavutil/common.h"
#include "avcodec.h"
#include "internal.h"
#include "lpc.h"

Include dependency graph for cngenc.c:

Go to the source code of this file.

Data Structures
struct	CNGContext

Typedefs
typedef struct CNGContext	CNGContext

Functions
static av_cold int	cng_encode_close (AVCodecContext *avctx)
static av_cold int	cng_encode_init (AVCodecContext *avctx)
static int	cng_encode_frame (AVCodecContext *avctx, AVPacket *avpkt, const AVFrame *frame, int *got_packet_ptr)

Variables
AVCodec	ff_comfortnoise_encoder

Typedef Documentation

typedef struct CNGContext CNGContext

Function Documentation

static av_cold int cng_encode_close ( AVCodecContext *  avctx )

static

Definition at line 36 of file cngenc.c.

Referenced by cng_encode_init().

static int cng_encode_frame ( AVCodecContext *  avctx, AVPacket *  avpkt, const AVFrame *  frame, int *  got_packet_ptr  )

static

Definition at line 69 of file cngenc.c.

static av_cold int cng_encode_init ( AVCodecContext *  avctx )

static

Definition at line 45 of file cngenc.c.

Variable Documentation

AVCodec ff_comfortnoise_encoder

Initial value:

= {
    .name           = "comfortnoise",
    .type           = AVMEDIA_TYPE_AUDIO,
    .id             = AV_CODEC_ID_COMFORT_NOISE,
    .priv_data_size = sizeof(CNGContext),
    .init           = cng_encode_init,
    .encode2        = cng_encode_frame,
    .close          = cng_encode_close,
    .long_name      = NULL_IF_CONFIG_SMALL("RFC 3389 comfort noise generator"),
    .sample_fmts    = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S16,
                                                     AV_SAMPLE_FMT_NONE },
}

Definition at line 105 of file cngenc.c.