FFmpeg: libpostproc/postprocess.h Source File

FFmpeg
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  * Video postprocessing library.
33  *
34  * @{
35  */
36 
37 #include "libpostproc/version_major.h"
38 #ifndef HAVE_AV_CONFIG_H
39 /* When included as part of the ffmpeg build, only include the major version
40  * to avoid unnecessary rebuilds. When included externally, keep including
41  * the full version information. */
42 #include "libpostproc/version.h"
43 #endif
44 
45 /**
46  * Return the LIBPOSTPROC_VERSION_INT constant.
47  */
48 unsigned postproc_version(void);
49 
50 /**
51  * Return the libpostproc build-time configuration.
52  */
53 const char *postproc_configuration(void);
54 
55 /**
56  * Return the libpostproc license.
57  */
58 const char *postproc_license(void);
59 
60  #define PP_QUALITY_MAX 6
61 
62 #include <inttypes.h>
63 
64  typedef void pp_context;
65  typedef void pp_mode;
66 
67 extern const char pp_help[]; ///< a simple help text
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 int8_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);
83 void pp_free_mode(pp_mode *mode);
84 
85 pp_context *pp_get_context(int width, int height, int flags);
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 */
pp_get_mode_by_name_and_quality
pp_mode * pp_get_mode_by_name_and_quality(const char *name, int quality)
Return a pp_mode or NULL if an error occurred.
Definition: postprocess.c:596
version_major.h
name
it s the only field you need to keep assuming you have a context There is some magic you don t need to care about around this just let it vf default minimum maximum flags name is the option name
Definition: writing_filters.txt:88
postproc_version
unsigned postproc_version(void)
Return the LIBPOSTPROC_VERSION_INT constant.
Definition: version.c:29
quality
trying all byte sequences megabyte in length and selecting the best looking sequence will yield cases to try But a word about quality
Definition: rate_distortion.txt:12
pp_free_context
void pp_free_context(pp_context *ppContext)
Definition: postprocess.c:864
pp_free_mode
void pp_free_mode(pp_mode *mode)
Definition: postprocess.c:792
pp_postprocess
void pp_postprocess(const uint8_t *src[3], const int srcStride[3], uint8_t *dst[3], const int dstStride[3], int horizontalSize, int verticalSize, const int8_t *QP_store, int QP_stride, pp_mode *mode, pp_context *ppContext, int pict_type)
Definition: postprocess.c:887
width
#define width
pp_help
const char pp_help[]
a simple help text
Definition: postprocess.c:552
pp_get_context
pp_context * pp_get_context(int width, int height, int flags)
Definition: postprocess.c:834
version.h
postproc_license
const char * postproc_license(void)
Return the libpostproc license.
Definition: version.c:40
pp_mode
void pp_mode
Definition: postprocess.h:65
height
#define height
postproc_configuration
const char * postproc_configuration(void)
Return the libpostproc build-time configuration.
Definition: version.c:35
mode
mode
Definition: ebur128.h:83
src
INIT_CLIP pixel * src
Definition: h264pred_template.c:418
flags
#define flags(name, subs,...)
Definition: cbs_av1.c:561
pp_context
void pp_context
Definition: postprocess.h:64
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