Install headers in $prefix/include/$libname
[libav.git] / libpostproc / postprocess.h
1 /*
2 * Copyright (C) 2001-2003 Michael Niedermayer (michaelni@gmx.at)
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #ifndef FFMPEG_POSTPROCESS_H
22 #define FFMPEG_POSTPROCESS_H
23
24 /**
25 * @file postprocess.h
26 * @brief
27 * external api for the pp stuff
28 */
29
30 #include "libavutil/avutil.h"
31
32 #define LIBPOSTPROC_VERSION_TRIPLET 51,1,0
33
34 #define LIBPOSTPROC_VERSION_INT AV_VERSION_INT(LIBPOSTPROC_VERSION_TRIPLET)
35 #define LIBPOSTPROC_VERSION AV_VERSION(LIBPOSTPROC_VERSION_TRIPLET)
36 #define LIBPOSTPROC_BUILD LIBPOSTPROC_VERSION_INT
37
38 #define LIBPOSTPROC_IDENT "postproc" AV_STRINGIFY(LIBPOSTPROC_VERSION)
39
40 #define PP_QUALITY_MAX 6
41
42 #define QP_STORE_T int8_t
43
44 #include <inttypes.h>
45
46 typedef void pp_context_t;
47 typedef void pp_mode_t;
48
49 #if LIBPOSTPROC_VERSION_INT < (52<<16)
50 extern const char *const pp_help; ///< a simple help text
51 #else
52 extern const char pp_help[]; ///< a simple help text
53 #endif
54
55 void pp_postprocess(const uint8_t * src[3], const int srcStride[3],
56 uint8_t * dst[3], const int dstStride[3],
57 int horizontalSize, int verticalSize,
58 const QP_STORE_T *QP_store, int QP_stride,
59 pp_mode_t *mode, pp_context_t *ppContext, int pict_type);
60
61
62 /**
63 * returns a pp_mode_t or NULL if an error occured
64 * name is the string after "-pp" on the command line
65 * quality is a number from 0 to PP_QUALITY_MAX
66 */
67 pp_mode_t *pp_get_mode_by_name_and_quality(const char *name, int quality);
68 void pp_free_mode(pp_mode_t *mode);
69
70 pp_context_t *pp_get_context(int width, int height, int flags);
71 void pp_free_context(pp_context_t *ppContext);
72
73 #define PP_CPU_CAPS_MMX 0x80000000
74 #define PP_CPU_CAPS_MMX2 0x20000000
75 #define PP_CPU_CAPS_3DNOW 0x40000000
76 #define PP_CPU_CAPS_ALTIVEC 0x10000000
77
78 #define PP_FORMAT 0x00000008
79 #define PP_FORMAT_420 (0x00000011|PP_FORMAT)
80 #define PP_FORMAT_422 (0x00000001|PP_FORMAT)
81 #define PP_FORMAT_411 (0x00000002|PP_FORMAT)
82 #define PP_FORMAT_444 (0x00000000|PP_FORMAT)
83
84 #define PP_PICT_TYPE_QP2 0x00000010 ///< MPEG2 style QScale
85
86 #endif /* FFMPEG_POSTPROCESS_H */