nuv.c File Reference

#include "libavutil/intreadwrite.h"
#include "libavutil/intfloat.h"
#include "avformat.h"
#include "internal.h"
#include "riff.h"

Go to the source code of this file.

Data Structures
struct	NUVContext

Macros
#define	PKTSIZE(s)   (s & 0xffffff)
	little macro to sanitize packet size
#define	HDRSIZE   12

Enumerations
enum	nuv_frametype {   NUV_VIDEO = 'V', NUV_EXTRADATA = 'D', NUV_AUDIO = 'A', NUV_SEEKP = 'R',   NUV_MYTHEXT = 'X' }

Functions
static int	nuv_probe (AVProbeData *p)
static int	get_codec_data (AVIOContext *pb, AVStream *vst, AVStream *ast, int myth)
	read until we found all data needed for decoding
static int	nuv_header (AVFormatContext *s, AVFormatParameters *ap)
static int	nuv_packet (AVFormatContext *s, AVPacket *pkt)

Variables
AVInputFormat	ff_nuv_demuxer

Macro Definition Documentation

#define HDRSIZE   12

Definition at line 192 of file nuv.c.

Referenced by nuv_packet().

#define PKTSIZE

(

s

)

(s & 0xffffff)

little macro to sanitize packet size

Definition at line 51 of file nuv.c.

Referenced by get_codec_data(), and nuv_packet().

Enumeration Type Documentation

enum nuv_frametype

Enumerator:

NUV_VIDEO
NUV_EXTRADATA
NUV_AUDIO
NUV_SEEKP
NUV_MYTHEXT

Definition at line 34 of file nuv.c.

Function Documentation

static int get_codec_data ( AVIOContext *  pb, AVStream *  vst, AVStream *  ast, int  myth  )

static

read until we found all data needed for decoding

Parameters

vst	video stream of which to change parameters
ast	video stream of which to change parameters
myth	set if this is a MythTVVideo format file

Returns

1 if all required codec data was found

Definition at line 60 of file nuv.c.

Referenced by nuv_header().

static int nuv_header ( AVFormatContext *  s, AVFormatParameters *  ap  )

static

Definition at line 125 of file nuv.c.

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

static

Definition at line 194 of file nuv.c.

static int nuv_probe ( AVProbeData *  p )

static

Definition at line 42 of file nuv.c.

Variable Documentation

AVInputFormat ff_nuv_demuxer

Initial value:

 {
    .name           = "nuv",
    .long_name      = NULL_IF_CONFIG_SMALL("NuppelVideo format"),
    .priv_data_size = sizeof(NUVContext),
    .read_probe     = nuv_probe,
    .read_header    = nuv_header,
    .read_packet    = nuv_packet,
    .flags = AVFMT_GENERIC_INDEX,
}

Definition at line 262 of file nuv.c.