indeo2.c File Reference

Intel Indeo 2 decoder. More...

#include "libavutil/attributes.h"
#include "avcodec.h"
#include "get_bits.h"
#include "indeo2data.h"
#include "internal.h"
#include "mathops.h"

Go to the source code of this file.

Data Structures
struct	Ir2Context

Macros
#define	BITSTREAM_READER_LE
#define	CODE_VLC_BITS   14

Functions
static int	ir2_get_code (GetBitContext *gb)
static int	ir2_decode_plane (Ir2Context *ctx, int width, int height, uint8_t *dst, int pitch, const uint8_t *table)
static int	ir2_decode_plane_inter (Ir2Context *ctx, int width, int height, uint8_t *dst, int pitch, const uint8_t *table)
static int	ir2_decode_frame (AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
static av_cold int	ir2_decode_init (AVCodecContext *avctx)
static av_cold int	ir2_decode_end (AVCodecContext *avctx)

Variables
static VLC	ir2_vlc
AVCodec	ff_indeo2_decoder

Detailed Description

Intel Indeo 2 decoder.

Definition in file indeo2.c.

Macro Definition Documentation

#define BITSTREAM_READER_LE

Definition at line 27 of file indeo2.c.

#define CODE_VLC_BITS   14

Definition at line 42 of file indeo2.c.

Referenced by ir2_decode_init(), and ir2_get_code().

Function Documentation

static int ir2_get_code ( GetBitContext *  gb )

inlinestatic

Definition at line 46 of file indeo2.c.

Referenced by ir2_decode_plane(), and ir2_decode_plane_inter().

static int ir2_decode_plane ( Ir2Context *  ctx, int  width, int  height, uint8_t *  dst, int  pitch, const uint8_t *  table  )

static

Definition at line 51 of file indeo2.c.

Referenced by ir2_decode_frame().

static int ir2_decode_plane_inter ( Ir2Context *  ctx, int  width, int  height, uint8_t *  dst, int  pitch, const uint8_t *  table  )

static

Definition at line 107 of file indeo2.c.

Referenced by ir2_decode_frame().

static int ir2_decode_frame ( AVCodecContext *  avctx, void *  data, int *  got_frame, AVPacket *  avpkt  )

static

Definition at line 141 of file indeo2.c.

static av_cold int ir2_decode_init ( AVCodecContext *  avctx )

static

Definition at line 211 of file indeo2.c.

static av_cold int ir2_decode_end ( AVCodecContext *  avctx )

static

Definition at line 239 of file indeo2.c.

Variable Documentation

VLC ir2_vlc

static

Definition at line 43 of file indeo2.c.

AVCodec ff_indeo2_decoder

Initial value:

= {
    .name           = "indeo2",
    .long_name      = NULL_IF_CONFIG_SMALL("Intel Indeo 2"),
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_INDEO2,
    .priv_data_size = sizeof(Ir2Context),
    .init           = ir2_decode_init,
    .close          = ir2_decode_end,
    .decode         = ir2_decode_frame,
    .capabilities   = CODEC_CAP_DR1,
}

Definition at line 248 of file indeo2.c.