1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
/*
* rle.h: RLE utils
*
* See the main source file 'xineliboutput.c' for copyright information and
* how to reach the author.
*
* $Id: rle.h,v 1.1 2008-12-05 16:34:21 phintuka Exp $
*
*/
#ifndef XINELIBOUTPUT_RLE_H_
#define XINELIBOUTPUT_RLE_H_
#if defined __cplusplus
extern "C" {
#endif
typedef enum {
scale_fast = 0, /* simple pixel doubling/dropping */
scale_good_BW = 1, /* linear interpolation, palette re-generation */
} scale_mode_t;
struct xine_rle_elem_s;
struct xine_clut_s;
int rle_compress(struct xine_rle_elem_s **rle_data, const uint8_t *data, int w, int h);
void rle_uncompress_lut8(const struct xine_rle_elem_s *rle_data,
uint8_t *data, int w, int h);
void rle_uncompress_argb(const struct xine_rle_elem_s *rle_data,
uint8_t *data, int w, int h,
struct xine_clut_s *palette);
/*
* rle_scale_nearest()
*
* - Simple nearest-neighbour scaling for RLE-compressed image
* - fast scaling in compressed form without decompression
*/
struct xine_rle_elem_s *rle_scale_nearest(const struct xine_rle_elem_s *old_rle,
int *rle_elems,
int w, int h, int new_w, int new_h);
#if defined __cplusplus
}
#endif
#endif /* XINELIBOUTPUT_RLE_H_ */
|
