libavcodec/dxa.c File Reference

DXA Video decoder. More...

#include <stdio.h>
#include <stdlib.h>
#include "libavutil/intreadwrite.h"
#include "avcodec.h"
#include <zlib.h>

Go to the source code of this file.

Data Structures
struct	DxaDecContext
Functions
static int	decode_13 (AVCodecContext *avctx, DxaDecContext *c, uint8_t *dst, uint8_t *src, uint8_t *ref)
static int	decode_frame (AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
static av_cold int	decode_init (AVCodecContext *avctx)
static av_cold int	decode_end (AVCodecContext *avctx)
Variables
static const int	shift1 [6] = { 0, 8, 8, 8, 4, 4 }
static const int	shift2 [6] = { 0, 0, 8, 4, 0, 4 }
AVCodec	ff_dxa_decoder

---

Detailed Description

DXA Video decoder.

Definition in file dxa.c.

---

Function Documentation

static int decode_13	(	AVCodecContext *	avctx,
		DxaDecContext *	c,
		uint8_t *	dst,
		uint8_t *	src,
		uint8_t *	ref
	)			[static]

Definition at line 50 of file dxa.c.

Referenced by decode_frame().

static av_cold int decode_end

(

AVCodecContext *

avctx

)

[static]

Definition at line 310 of file dxa.c.

static int decode_frame	(	AVCodecContext *	avctx,
		void *	data,
		int *	data_size,
		AVPacket *	avpkt
	)			[static]

Definition at line 191 of file dxa.c.

static av_cold int decode_init

(

AVCodecContext *

avctx

)

[static]

Definition at line 291 of file dxa.c.

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Variable Documentation

AVCodec ff_dxa_decoder

Initial value:

 {
    .name           = "dxa",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = CODEC_ID_DXA,
    .priv_data_size = sizeof(DxaDecContext),
    .init           = decode_init,
    .close          = decode_end,
    .decode         = decode_frame,
    .capabilities   = CODEC_CAP_DR1,
    .long_name = NULL_IF_CONFIG_SMALL("Feeble Files/ScummVM DXA"),
}

Definition at line 323 of file dxa.c.

const int shift1[6] = { 0, 8, 8, 8, 4, 4 } [static]

Definition at line 47 of file dxa.c.

Referenced by decode_13(), and dnxhd_decode_macroblock().

const int shift2[6] = { 0, 0, 8, 4, 0, 4 } [static]

Definition at line 48 of file dxa.c.

Referenced by decode_13(), gmc(), and lineNoiseAvg_MMX().