libavcodec/dnxhddec.c File Reference

#include "avcodec.h"
#include "bitstream.h"
#include "dnxhddata.h"
#include "dsputil.h"

Go to the source code of this file.

Data Structures

struct  DNXHDContext

Defines

#define DNXHD_VLC_BITS   9
#define DNXHD_DC_VLC_BITS   7

Functions

static av_cold int dnxhd_decode_init (AVCodecContext *avctx)
static int dnxhd_init_vlc (DNXHDContext *ctx, int cid)
static int dnxhd_decode_header (DNXHDContext *ctx, const uint8_t *buf, int buf_size, int first_field)
static int dnxhd_decode_dc (DNXHDContext *ctx)
static void dnxhd_decode_dct_block (DNXHDContext *ctx, DCTELEM *block, int n, int qscale)
static int dnxhd_decode_macroblock (DNXHDContext *ctx, int x, int y)
static int dnxhd_decode_macroblocks (DNXHDContext *ctx, const uint8_t *buf, int buf_size)
static int dnxhd_decode_frame (AVCodecContext *avctx, void *data, int *data_size, const uint8_t *buf, int buf_size)
static av_cold int dnxhd_decode_close (AVCodecContext *avctx)

Variables

AVCodec dnxhd_decoder


Define Documentation

#define DNXHD_DC_VLC_BITS   7

Definition at line 48 of file dnxhddec.c.

Referenced by dnxhd_decode_dc(), and dnxhd_init_vlc().

#define DNXHD_VLC_BITS   9

Definition at line 47 of file dnxhddec.c.

Referenced by dnxhd_decode_dct_block(), and dnxhd_init_vlc().


Function Documentation

static av_cold int dnxhd_decode_close ( AVCodecContext avctx  )  [static]

Definition at line 321 of file dnxhddec.c.

static int dnxhd_decode_dc ( DNXHDContext ctx  )  [static]

Definition at line 147 of file dnxhddec.c.

Referenced by dnxhd_decode_dct_block().

static void dnxhd_decode_dct_block ( DNXHDContext ctx,
DCTELEM block,
int  n,
int  qscale 
) [static]

Definition at line 155 of file dnxhddec.c.

Referenced by dnxhd_decode_macroblock().

static int dnxhd_decode_frame ( AVCodecContext avctx,
void *  data,
int *  data_size,
const uint8_t *  buf,
int  buf_size 
) [static]

Definition at line 280 of file dnxhddec.c.

static int dnxhd_decode_header ( DNXHDContext ctx,
const uint8_t *  buf,
int  buf_size,
int  first_field 
) [static]

Definition at line 86 of file dnxhddec.c.

Referenced by dnxhd_decode_frame().

static av_cold int dnxhd_decode_init ( AVCodecContext avctx  )  [static]

Definition at line 50 of file dnxhddec.c.

static int dnxhd_decode_macroblock ( DNXHDContext ctx,
int  x,
int  y 
) [static]

Definition at line 214 of file dnxhddec.c.

Referenced by dnxhd_decode_macroblocks().

static int dnxhd_decode_macroblocks ( DNXHDContext ctx,
const uint8_t *  buf,
int  buf_size 
) [static]

Definition at line 263 of file dnxhddec.c.

Referenced by dnxhd_decode_frame().

static int dnxhd_init_vlc ( DNXHDContext ctx,
int  cid 
) [static]

Definition at line 61 of file dnxhddec.c.

Referenced by dnxhd_decode_header(), and dnxhd_encode_init().


Variable Documentation

Initial value:

Definition at line 333 of file dnxhddec.c.


Generated on Fri Oct 26 02:35:43 2012 for FFmpeg by  doxygen 1.5.8