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postprocess.h
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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 POSTPROC_POSTPROCESS_H
22 #define POSTPROC_POSTPROCESS_H
23 
24 /**
25  * @file
26  * @ingroup lpp
27  * external API header
28  */
29 
30 /**
31  * @defgroup lpp Libpostproc
32  * @{
33  */
34 
35 #include "libpostproc/version.h"
36 
37 /**
38  * Return the LIBPOSTPROC_VERSION_INT constant.
39  */
40 unsigned postproc_version(void);
41 
42 /**
43  * Return the libpostproc build-time configuration.
44  */
45 const char *postproc_configuration(void);
46 
47 /**
48  * Return the libpostproc license.
49  */
50 const char *postproc_license(void);
51 
52 #define PP_QUALITY_MAX 6
53 
54 #define QP_STORE_T int8_t
55 
56 #include <inttypes.h>
57 
58 typedef void pp_context;
59 typedef void pp_mode;
60 
61 #if LIBPOSTPROC_VERSION_INT < (52<<16)
64 extern const char *const pp_help; ///< a simple help text
65 #else
66 extern const char pp_help[]; ///< a simple help text
67 #endif
68 
69 void pp_postprocess(const uint8_t * src[3], const int srcStride[3],
70  uint8_t * dst[3], const int dstStride[3],
71  int horizontalSize, int verticalSize,
72  const QP_STORE_T *QP_store, int QP_stride,
73  pp_mode *mode, pp_context *ppContext, int pict_type);
74 
75 
76 /**
77  * Return a pp_mode or NULL if an error occurred.
78  *
79  * @param name the string after "-pp" on the command line
80  * @param quality a number from 0 to PP_QUALITY_MAX
81  */
82 pp_mode *pp_get_mode_by_name_and_quality(const char *name, int quality);
84 
86 void pp_free_context(pp_context *ppContext);
87 
88 #define PP_CPU_CAPS_MMX 0x80000000
89 #define PP_CPU_CAPS_MMX2 0x20000000
90 #define PP_CPU_CAPS_3DNOW 0x40000000
91 #define PP_CPU_CAPS_ALTIVEC 0x10000000
92 #define PP_CPU_CAPS_AUTO 0x00080000
93 
94 #define PP_FORMAT 0x00000008
95 #define PP_FORMAT_420 (0x00000011|PP_FORMAT)
96 #define PP_FORMAT_422 (0x00000001|PP_FORMAT)
97 #define PP_FORMAT_411 (0x00000002|PP_FORMAT)
98 #define PP_FORMAT_444 (0x00000000|PP_FORMAT)
99 #define PP_FORMAT_440 (0x00000010|PP_FORMAT)
100 
101 #define PP_PICT_TYPE_QP2 0x00000010 ///< MPEG2 style QScale
102 
103 /**
104  * @}
105  */
106 
107 #endif /* POSTPROC_POSTPROCESS_H */