libavcodec/indeo2.c File Reference

Intel Indeo 2 decoder. More...

#include "avcodec.h"
#include "bitstream.h"
#include "indeo2data.h"

Go to the source code of this file.

Data Structures
struct	Ir2Context
Defines
#define	ALT_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 stride, const uint8_t *table)
static int	ir2_decode_plane_inter (Ir2Context *ctx, int width, int height, uint8_t *dst, int stride, const uint8_t *table)
static int	ir2_decode_frame (AVCodecContext *avctx, void *data, int *data_size, const uint8_t *buf, int buf_size)
static av_cold int	ir2_decode_init (AVCodecContext *avctx)
Variables
static VLC	ir2_vlc
AVCodec	indeo2_decoder

---

Detailed Description

Intel Indeo 2 decoder.

Definition in file indeo2.c.

---

Define Documentation

#define ALT_BITSTREAM_READER_LE

Definition at line 26 of file indeo2.c.

#define CODE_VLC_BITS   14

Definition at line 38 of file indeo2.c.

Referenced by decode_init(), ir2_decode_init(), ir2_get_code(), and wnv1_get_code().

---

Function Documentation

static int ir2_decode_frame	(	AVCodecContext *	avctx,
		void *	data,
		int *	data_size,
		const uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 137 of file indeo2.c.

static av_cold int ir2_decode_init

(

AVCodecContext *

avctx

)

[static]

Definition at line 197 of file indeo2.c.

static int ir2_decode_plane	(	Ir2Context *	ctx,
		int	width,
		int	height,
		uint8_t *	dst,
		int	stride,
		const uint8_t *	table
	)			[static]

Definition at line 47 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	stride,
		const uint8_t *	table
	)			[static]

Definition at line 103 of file indeo2.c.

Referenced by ir2_decode_frame().

static int ir2_get_code

(

GetBitContext *

gb

)

[inline, static]

Definition at line 42 of file indeo2.c.

Referenced by ir2_decode_plane(), and ir2_decode_plane_inter().

---

Variable Documentation

AVCodec indeo2_decoder

Initial value:

 {
    "indeo2",
    CODEC_TYPE_VIDEO,
    CODEC_ID_INDEO2,
    sizeof(Ir2Context),
    ir2_decode_init,
    NULL,
    NULL,
    ir2_decode_frame,
    CODEC_CAP_DR1,
    .long_name = NULL_IF_CONFIG_SMALL("Intel Indeo 2"),
}

Definition at line 218 of file indeo2.c.

VLC ir2_vlc [static]

Definition at line 39 of file indeo2.c.