wmv2dec.c File Reference
#include "avcodec.h"
#include "dsputil.h"
#include "mpegvideo.h"
#include "h263.h"
#include "mathops.h"
#include "msmpeg4.h"
#include "msmpeg4data.h"
#include "intrax8.h"
#include "wmv2.h"

Go to the source code of this file.

Functions

static void parse_mb_skip (Wmv2Context *w)
static int decode_ext_header (Wmv2Context *w)
int ff_wmv2_decode_picture_header (MpegEncContext *s)
int ff_wmv2_decode_secondary_picture_header (MpegEncContext *s)
static int wmv2_decode_motion (Wmv2Context *w, int *mx_ptr, int *my_ptr)
static int16_t * wmv2_pred_motion (Wmv2Context *w, int *px, int *py)
static int wmv2_decode_inter_block (Wmv2Context *w, DCTELEM *block, int n, int cbp)
int ff_wmv2_decode_mb (MpegEncContext *s, DCTELEM block[6][64])
static av_cold int wmv2_decode_init (AVCodecContext *avctx)
static av_cold int wmv2_decode_end (AVCodecContext *avctx)

Variables

AVCodec ff_wmv2_decoder

Function Documentation

static int decode_ext_header ( Wmv2Context w)
static

Definition at line 82 of file wmv2dec.c.

Referenced by ff_wmv2_decode_picture_header().

int ff_wmv2_decode_mb ( MpegEncContext s,
DCTELEM  block[6][64] 
)

Definition at line 337 of file wmv2dec.c.

Referenced by ff_msmpeg4_decode_init().

int ff_wmv2_decode_picture_header ( MpegEncContext s)

Definition at line 114 of file wmv2dec.c.

Referenced by ff_h263_decode_frame().

int ff_wmv2_decode_secondary_picture_header ( MpegEncContext s)

Definition at line 134 of file wmv2dec.c.

Referenced by ff_h263_decode_frame().

static void parse_mb_skip ( Wmv2Context w)
static

Definition at line 32 of file wmv2dec.c.

Referenced by ff_wmv2_decode_secondary_picture_header().

static av_cold int wmv2_decode_end ( AVCodecContext avctx)
static

Definition at line 465 of file wmv2dec.c.

static av_cold int wmv2_decode_init ( AVCodecContext avctx)
static

Definition at line 448 of file wmv2dec.c.

static int wmv2_decode_inter_block ( Wmv2Context w,
DCTELEM block,
int  n,
int  cbp 
)
inlinestatic

Definition at line 296 of file wmv2dec.c.

Referenced by ff_wmv2_decode_mb().

static int wmv2_decode_motion ( Wmv2Context w,
int *  mx_ptr,
int *  my_ptr 
)
inlinestatic

Definition at line 234 of file wmv2dec.c.

Referenced by ff_wmv2_decode_mb().

static int16_t* wmv2_pred_motion ( Wmv2Context w,
int *  px,
int *  py 
)
static

Definition at line 252 of file wmv2dec.c.

Referenced by ff_wmv2_decode_mb().

Variable Documentation

AVCodec ff_wmv2_decoder
Initial value:
{
.name = "wmv2",
.priv_data_size = sizeof(Wmv2Context),
.max_lowres = 3,
.long_name = NULL_IF_CONFIG_SMALL("Windows Media Video 8"),
.pix_fmts= ff_pixfmt_list_420,
}

Definition at line 473 of file wmv2dec.c.