Make pp_help a constant array of characters to move it to .rodata.
[libav.git] / libpostproc / postprocess.h
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3057fa66 1/*
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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 */
3057fa66 20
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21#ifndef FFMPEG_POSTPROCESS_H
22#define FFMPEG_POSTPROCESS_H
3057fa66 23
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24/**
25 * @file postprocess.h
115329f1 26 * @brief
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27 * external api for the pp stuff
28 */
29
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30#define LIBPOSTPROC_VERSION_INT ((51<<16)+(1<<8)+0)
31#define LIBPOSTPROC_VERSION 51.1.0
32#define LIBPOSTPROC_BUILD LIBPOSTPROC_VERSION_INT
33
34#define LIBPOSTPROC_IDENT "postproc" AV_STRINGIFY(LIBPOSTPROC_VERSION)
35
326d40af 36#define PP_QUALITY_MAX 6
13e00528 37
4407a3c4 38#define QP_STORE_T int8_t
3057fa66 39
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40#include <inttypes.h>
41
b401ebad 42typedef void pp_context_t;
c41d972d 43typedef void pp_mode_t;
4407a3c4 44
69fdc40d 45#if LIBPOSTPROC_VERSION_INT < (52<<16)
10ff3ff4 46extern const char *const pp_help; ///< a simple help text
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47#else
48extern const char pp_help[]; ///< a simple help text
49#endif
911879d1 50
9cb54f43 51void pp_postprocess(uint8_t * src[3], int srcStride[3],
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52 uint8_t * dst[3], int dstStride[3],
53 int horizontalSize, int verticalSize,
54 QP_STORE_T *QP_store, int QP_stride,
bb270c08 55 pp_mode_t *mode, pp_context_t *ppContext, int pict_type);
e939e1c3 56
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57
58/**
59 * returns a pp_mode_t or NULL if an error occured
60 * name is the string after "-pp" on the command line
61 * quality is a number from 0 to PP_QUALITY_MAX
62 */
ca325343 63pp_mode_t *pp_get_mode_by_name_and_quality(const char *name, int quality);
c41d972d 64void pp_free_mode(pp_mode_t *mode);
9c9e467d 65
e9effafd 66pp_context_t *pp_get_context(int width, int height, int flags);
b401ebad 67void pp_free_context(pp_context_t *ppContext);
45b4f285 68
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69#define PP_CPU_CAPS_MMX 0x80000000
70#define PP_CPU_CAPS_MMX2 0x20000000
71#define PP_CPU_CAPS_3DNOW 0x40000000
b0ac780a 72#define PP_CPU_CAPS_ALTIVEC 0x10000000
4603ed8f 73
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74#define PP_FORMAT 0x00000008
75#define PP_FORMAT_420 (0x00000011|PP_FORMAT)
76#define PP_FORMAT_422 (0x00000001|PP_FORMAT)
77#define PP_FORMAT_411 (0x00000002|PP_FORMAT)
78#define PP_FORMAT_444 (0x00000000|PP_FORMAT)
79
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80#define PP_PICT_TYPE_QP2 0x00000010 ///< MPEG2 style QScale
81
5b21bdab 82#endif /* FFMPEG_POSTPROCESS_H */