FFmpeg
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dvaudiodec.c File Reference
#include "libavutil/channel_layout.h"
#include "libavutil/intreadwrite.h"
#include "avcodec.h"
#include "codec_internal.h"
#include "decode.h"
#include "dvaudio.h"

Go to the source code of this file.

Data Structures

struct  DVAudioContext
 

Functions

static av_cold int decode_init (AVCodecContext *avctx)
 
static uint16_t dv_audio_12to16 (uint16_t sample)
 
static int decode_frame (AVCodecContext *avctx, AVFrame *frame, int *got_frame_ptr, AVPacket *pkt)
 

Variables

const FFCodec ff_dvaudio_decoder
 

Function Documentation

◆ decode_init()

static av_cold int decode_init ( AVCodecContext * avctx)
static

Definition at line 35 of file dvaudiodec.c.

◆ dv_audio_12to16()

static uint16_t dv_audio_12to16 ( uint16_t sample)
inlinestatic

Definition at line 68 of file dvaudiodec.c.

Referenced by decode_frame().

◆ decode_frame()

static int decode_frame ( AVCodecContext * avctx,
AVFrame * frame,
int * got_frame_ptr,
AVPacket * pkt )
static

Definition at line 88 of file dvaudiodec.c.

Variable Documentation

◆ ff_dvaudio_decoder

const FFCodec ff_dvaudio_decoder
Initial value:
= {
.p.name = "dvaudio",
CODEC_LONG_NAME("Ulead DV Audio"),
.p.type = AVMEDIA_TYPE_AUDIO,
.init = decode_init,
.p.capabilities = AV_CODEC_CAP_DR1,
.priv_data_size = sizeof(DVAudioContext),
}
#define FF_CODEC_DECODE_CB(func)
#define CODEC_LONG_NAME(str)
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() or get_encode_buffer() for allocating buffers and supports custom allocators.
Definition codec.h:49
@ AV_CODEC_ID_DVAUDIO
Definition codec_id.h:459
@ AVMEDIA_TYPE_AUDIO
Definition avutil.h:201
static av_cold int decode_init(AVCodecContext *avctx)
Definition 4xm.c:998
static int decode_frame(AVCodecContext *avctx, AVFrame *picture, int *got_frame, AVPacket *avpkt)
Definition 4xm.c:837

Definition at line 121 of file dvaudiodec.c.