indeo2.c File Reference

#include "libavutil/attributes.h"
#include "libavutil/thread.h"
#include "avcodec.h"
#include "codec_internal.h"
#include "decode.h"
#include "get_bits.h"
#include "indeo2data.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, AVFrame *picture, int *got_frame, AVPacket *avpkt)
static av_cold void	ir2_init_static (void)
static av_cold int	ir2_decode_init (AVCodecContext *avctx)
static av_cold int	ir2_decode_end (AVCodecContext *avctx)

Variables
static VLCElem	ir2_vlc [1<< CODE_VLC_BITS]
const FFCodec	ff_indeo2_decoder

Detailed Description

Intel Indeo 2 decoder.

Definition in file indeo2.c.

Macro Definition Documentation

BITSTREAM_READER_LE

#define BITSTREAM_READER_LE

Definition at line 30 of file indeo2.c.

CODE_VLC_BITS

#define CODE_VLC_BITS   14

Definition at line 44 of file indeo2.c.

Function Documentation

ir2_get_code()

static int ir2_get_code ( GetBitContext *  gb )

inlinestatic

Definition at line 48 of file indeo2.c.

Referenced by ir2_decode_plane(), and ir2_decode_plane_inter().

ir2_decode_plane()

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

static

Definition at line 53 of file indeo2.c.

Referenced by ir2_decode_frame().

ir2_decode_plane_inter()

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 115 of file indeo2.c.

Referenced by ir2_decode_frame().

ir2_decode_frame()

static int ir2_decode_frame ( AVCodecContext *  avctx, AVFrame *  picture, int *  got_frame, AVPacket *  avpkt  )

static

Definition at line 153 of file indeo2.c.

ir2_init_static()

static av_cold void ir2_init_static ( void  )

static

Definition at line 227 of file indeo2.c.

Referenced by ir2_decode_init().

ir2_decode_init()

static av_cold int ir2_decode_init ( AVCodecContext *  avctx )

static

Definition at line 234 of file indeo2.c.

ir2_decode_end()

static av_cold int ir2_decode_end ( AVCodecContext *  avctx )

static

Definition at line 252 of file indeo2.c.

Variable Documentation

ir2_vlc

VLCElem ir2_vlc[1<< CODE_VLC_BITS]

static

Definition at line 45 of file indeo2.c.

Referenced by ir2_get_code(), and ir2_init_static().

ff_indeo2_decoder

const FFCodec ff_indeo2_decoder

Initial value:

= {
    .p.name         = "indeo2",
    CODEC_LONG_NAME("Intel Indeo 2"),
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_INDEO2,
    .priv_data_size = sizeof(Ir2Context),
    .init           = ir2_decode_init,
    .close          = ir2_decode_end,
    FF_CODEC_DECODE_CB(ir2_decode_frame),
    .p.capabilities = AV_CODEC_CAP_DR1,
}

Definition at line 261 of file indeo2.c.