libavcodec/xxan.c File Reference

#include "avcodec.h"
#include "libavutil/intreadwrite.h"
#include "bytestream.h"
#include "get_bits.h"
#include "libavutil/lzo.h"

Go to the source code of this file.

Data Structures
struct	XanContext
Defines
#define	ALT_BITSTREAM_READER_LE
Functions
static av_cold int	xan_decode_init (AVCodecContext *avctx)
static int	xan_unpack_luma (const uint8_t *src, const int src_size, uint8_t *dst, const int dst_size)
static int	xan_unpack (uint8_t *dest, const int dest_len, const uint8_t *src, const int src_len)
static int	xan_decode_chroma (AVCodecContext *avctx, AVPacket *avpkt)
static int	xan_decode_frame_type0 (AVCodecContext *avctx, AVPacket *avpkt)
static int	xan_decode_frame_type1 (AVCodecContext *avctx, AVPacket *avpkt)
static int	xan_decode_frame (AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
static av_cold int	xan_decode_end (AVCodecContext *avctx)
Variables
AVCodec	ff_xan_wc4_decoder

---

Define Documentation

#define ALT_BITSTREAM_READER_LE

Definition at line 26 of file xxan.c.

---

Function Documentation

static int xan_decode_chroma	(	AVCodecContext *	avctx,
		AVPacket *	avpkt
	)			[static]

Definition at line 155 of file xxan.c.

Referenced by xan_decode_frame_type0(), and xan_decode_frame_type1().

static av_cold int xan_decode_end

(

AVCodecContext *

avctx

)

[static]

Definition at line 411 of file xxan.c.

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

Definition at line 373 of file xxan.c.

static int xan_decode_frame_type0	(	AVCodecContext *	avctx,
		AVPacket *	avpkt
	)			[static]

Definition at line 240 of file xxan.c.

Referenced by xan_decode_frame().

static int xan_decode_frame_type1	(	AVCodecContext *	avctx,
		AVPacket *	avpkt
	)			[static]

Definition at line 328 of file xxan.c.

Referenced by xan_decode_frame().

static av_cold int xan_decode_init

(

AVCodecContext *

avctx

)

[static]

Definition at line 40 of file xxan.c.

static int xan_unpack	(	uint8_t *	dest,
		const int	dest_len,
		const uint8_t *	src,
		const int	src_len
	)			[static]

Definition at line 103 of file xxan.c.

static int xan_unpack_luma	(	const uint8_t *	src,
		const int	src_size,
		uint8_t *	dst,
		const int	dst_size
	)			[static]

Definition at line 61 of file xxan.c.

Referenced by xan_decode_frame_type0(), and xan_decode_frame_type1().

---

Variable Documentation

AVCodec ff_xan_wc4_decoder

Initial value:

 {
    .name           = "xan_wc4",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = CODEC_ID_XAN_WC4,
    .priv_data_size = sizeof(XanContext),
    .init           = xan_decode_init,
    .close          = xan_decode_end,
    .decode         = xan_decode_frame,
    .capabilities   = CODEC_CAP_DR1,
    .long_name = NULL_IF_CONFIG_SMALL("Wing Commander IV / Xxan"),
}

Definition at line 424 of file xxan.c.