FFmpeg: libpostproc/postprocess.h Source File

FFmpeg
postprocess.h
Go to the documentation of this file.
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.h"
38 
39 /**
40  * Return the LIBPOSTPROC_VERSION_INT constant.
41  */
42 unsigned postproc_version(void);
43 
44 /**
45  * Return the libpostproc build-time configuration.
46  */
47 const char *postproc_configuration(void);
48 
49 /**
50  * Return the libpostproc license.
51  */
52 const char *postproc_license(void);
53 
54  #define PP_QUALITY_MAX 6
55 
56 #include <inttypes.h>
57 
58  typedef void pp_context;
59  typedef void pp_mode;
60 
61 extern const char pp_help[]; ///< a simple help text
62 
63 void pp_postprocess(const uint8_t * src[3], const int srcStride[3],
64  uint8_t * dst[3], const int dstStride[3],
65  int horizontalSize, int verticalSize,
66  const int8_t *QP_store, int QP_stride,
67  pp_mode *mode, pp_context *ppContext, int pict_type);
68 
69 
70 /**
71  * Return a pp_mode or NULL if an error occurred.
72  *
73  * @param name the string after "-pp" on the command line
74  * @param quality a number from 0 to PP_QUALITY_MAX
75  */
76 pp_mode *pp_get_mode_by_name_and_quality(const char *name, int quality);
77 void pp_free_mode(pp_mode *mode);
78 
79 pp_context *pp_get_context(int width, int height, int flags);
80 void pp_free_context(pp_context *ppContext);
81 
82  #define PP_CPU_CAPS_MMX 0x80000000
83  #define PP_CPU_CAPS_MMX2 0x20000000
84  #define PP_CPU_CAPS_3DNOW 0x40000000
85  #define PP_CPU_CAPS_ALTIVEC 0x10000000
86  #define PP_CPU_CAPS_AUTO 0x00080000
87 
88  #define PP_FORMAT 0x00000008
89  #define PP_FORMAT_420 (0x00000011|PP_FORMAT)
90  #define PP_FORMAT_422 (0x00000001|PP_FORMAT)
91  #define PP_FORMAT_411 (0x00000002|PP_FORMAT)
92  #define PP_FORMAT_444 (0x00000000|PP_FORMAT)
93  #define PP_FORMAT_440 (0x00000010|PP_FORMAT)
94 
95  #define PP_PICT_TYPE_QP2 0x00000010 ///< MPEG2 style QScale
96 
97 /**
98  * @}
99  */
100 
101 #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:642
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: postprocess.c:98
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:913
pp_free_mode
void pp_free_mode(pp_mode *mode)
Definition: postprocess.c:838
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:936
width
#define width
pp_help
const char pp_help[]
a simple help text
Definition: postprocess.c:598
pp_get_context
pp_context * pp_get_context(int width, int height, int flags)
Definition: postprocess.c:880
version.h
src
#define src
Definition: vp8dsp.c:255
postproc_license
const char * postproc_license(void)
Return the libpostproc license.
Definition: postprocess.c:109
pp_mode
void pp_mode
Definition: postprocess.h:59
height
#define height
postproc_configuration
const char * postproc_configuration(void)
Return the libpostproc build-time configuration.
Definition: postprocess.c:104
mode
mode
Definition: ebur128.h:83
flags
#define flags(name, subs,...)
Definition: cbs_av1.c:561
pp_context
void pp_context
Definition: postprocess.h:58
Generated on Wed Aug 24 2022 21:38:31 for FFmpeg by   doxygen 1.8.17

AltStyle によって変換されたページ (->オリジナル) /