libavcodec/xan.c File Reference
Xan video decoder for Wing Commander III computer game by Mario Brito (
mbrito@student.dei.uc.pt) and Mike Melanson (
melanson@pcisys.net).
More...
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "libavutil/intreadwrite.h"
#include "avcodec.h"
Go to the source code of this file.
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Data Structures |
struct | XanContext |
Functions |
static av_cold int | xan_decode_init (AVCodecContext *avctx) |
static void | bytecopy (unsigned char *dest, const unsigned char *src, int count) |
static int | xan_huffman_decode (unsigned char *dest, const unsigned char *src, int dest_len) |
static void | xan_unpack (unsigned char *dest, const unsigned char *src, int dest_len) |
static void | xan_wc3_output_pixel_run (XanContext *s, const unsigned char *pixel_buffer, int x, int y, int pixel_count) |
static void | xan_wc3_copy_pixel_run (XanContext *s, int x, int y, int pixel_count, int motion_x, int motion_y) |
static void | xan_wc3_decode_frame (XanContext *s) |
static void | xan_wc4_decode_frame (XanContext *s) |
static int | xan_decode_frame (AVCodecContext *avctx, void *data, int *data_size, const uint8_t *buf, int buf_size) |
static av_cold int | xan_decode_end (AVCodecContext *avctx) |
Variables |
AVCodec | xan_wc3_decoder |
Detailed Description
Xan video decoder for Wing Commander III computer game by Mario Brito (
mbrito@student.dei.uc.pt) and Mike Melanson (
melanson@pcisys.net).
The xan_wc3 decoder outputs PAL8 data.
Definition in file xan.c.
Function Documentation
static void bytecopy |
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unsigned char * |
dest, |
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const unsigned char * |
src, |
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int |
count | |
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) |
| | [inline, static] |
static int xan_decode_frame |
( |
AVCodecContext * |
avctx, |
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void * |
data, |
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int * |
data_size, |
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const uint8_t * |
buf, |
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int |
buf_size | |
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) |
| | [static] |
static av_cold int xan_decode_init |
( |
AVCodecContext * |
avctx |
) |
[static] |
Definition at line 58 of file xan.c.
static int xan_huffman_decode |
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unsigned char * |
dest, |
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const unsigned char * |
src, |
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int |
dest_len | |
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) |
| | [static] |
static void xan_unpack |
( |
unsigned char * |
dest, |
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const unsigned char * |
src, |
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int |
dest_len | |
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) |
| | [static] |
static void xan_wc3_copy_pixel_run |
( |
XanContext * |
s, |
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int |
x, |
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int |
y, |
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int |
pixel_count, |
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int |
motion_x, |
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int |
motion_y | |
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) |
| | [inline, static] |
static void xan_wc3_decode_frame |
( |
XanContext * |
s |
) |
[static] |
static void xan_wc3_output_pixel_run |
( |
XanContext * |
s, |
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const unsigned char * |
pixel_buffer, |
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int |
x, |
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int |
y, |
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int |
pixel_count | |
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) |
| | [inline, static] |
static void xan_wc4_decode_frame |
( |
XanContext * |
s |
) |
[static] |
Variable Documentation
Initial value:
{
"xan_wc3",
CODEC_TYPE_VIDEO,
CODEC_ID_XAN_WC3,
sizeof(XanContext),
xan_decode_init,
NULL,
xan_decode_end,
xan_decode_frame,
CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("Wing Commander III / Xan"),
}
Definition at line 465 of file xan.c.