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authorSven Gothel <[email protected]>2023-02-23 22:10:17 +0100
committerSven Gothel <[email protected]>2023-02-23 22:10:17 +0100
commit55a3e7e548bbc3333318ee55dbab39f016b8d5f6 (patch)
treea754d6d621532328c15095619180c0ef4556aabc /make/stub_includes/ffmpeg/v0500/libavutil/avutil.h
parentdc48fb0f101dfefd3f4fb23f585d14de7fa9a6fe (diff)
FFMPEGMediaPlayer: Replace old FFmpeg header w/ FFmpeg version 4.3, 5.1 and 6.0 (major version counts for binary compatibility)
Diffstat (limited to 'make/stub_includes/ffmpeg/v0500/libavutil/avutil.h')
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diff --git a/make/stub_includes/ffmpeg/v0500/libavutil/avutil.h b/make/stub_includes/ffmpeg/v0500/libavutil/avutil.h
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+/*
+ * copyright (c) 2006 Michael Niedermayer <[email protected]>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVUTIL_AVUTIL_H
+#define AVUTIL_AVUTIL_H
+
+/**
+ * @file
+ * @ingroup lavu
+ * Convenience header that includes @ref lavu "libavutil"'s core.
+ */
+
+/**
+ * @mainpage
+ *
+ * @section ffmpeg_intro Introduction
+ *
+ * This document describes the usage of the different libraries
+ * provided by FFmpeg.
+ *
+ * @li @ref libavc "libavcodec" encoding/decoding library
+ * @li @ref lavfi "libavfilter" graph-based frame editing library
+ * @li @ref libavf "libavformat" I/O and muxing/demuxing library
+ * @li @ref lavd "libavdevice" special devices muxing/demuxing library
+ * @li @ref lavu "libavutil" common utility library
+ * @li @ref lswr "libswresample" audio resampling, format conversion and mixing
+ * @li @ref lpp "libpostproc" post processing library
+ * @li @ref libsws "libswscale" color conversion and scaling library
+ *
+ * @section ffmpeg_versioning Versioning and compatibility
+ *
+ * Each of the FFmpeg libraries contains a version.h header, which defines a
+ * major, minor and micro version number with the
+ * <em>LIBRARYNAME_VERSION_{MAJOR,MINOR,MICRO}</em> macros. The major version
+ * number is incremented with backward incompatible changes - e.g. removing
+ * parts of the public API, reordering public struct members, etc. The minor
+ * version number is incremented for backward compatible API changes or major
+ * new features - e.g. adding a new public function or a new decoder. The micro
+ * version number is incremented for smaller changes that a calling program
+ * might still want to check for - e.g. changing behavior in a previously
+ * unspecified situation.
+ *
+ * FFmpeg guarantees backward API and ABI compatibility for each library as long
+ * as its major version number is unchanged. This means that no public symbols
+ * will be removed or renamed. Types and names of the public struct members and
+ * values of public macros and enums will remain the same (unless they were
+ * explicitly declared as not part of the public API). Documented behavior will
+ * not change.
+ *
+ * In other words, any correct program that works with a given FFmpeg snapshot
+ * should work just as well without any changes with any later snapshot with the
+ * same major versions. This applies to both rebuilding the program against new
+ * FFmpeg versions or to replacing the dynamic FFmpeg libraries that a program
+ * links against.
+ *
+ * However, new public symbols may be added and new members may be appended to
+ * public structs whose size is not part of public ABI (most public structs in
+ * FFmpeg). New macros and enum values may be added. Behavior in undocumented
+ * situations may change slightly (and be documented). All those are accompanied
+ * by an entry in doc/APIchanges and incrementing either the minor or micro
+ * version number.
+ */
+
+/**
+ * @defgroup lavu libavutil
+ * Common code shared across all FFmpeg libraries.
+ *
+ * @note
+ * libavutil is designed to be modular. In most cases, in order to use the
+ * functions provided by one component of libavutil you must explicitly include
+ * the specific header containing that feature. If you are only using
+ * media-related components, you could simply include libavutil/avutil.h, which
+ * brings in most of the "core" components.
+ *
+ * @{
+ *
+ * @defgroup lavu_crypto Crypto and Hashing
+ *
+ * @{
+ * @}
+ *
+ * @defgroup lavu_math Mathematics
+ * @{
+ *
+ * @}
+ *
+ * @defgroup lavu_string String Manipulation
+ *
+ * @{
+ *
+ * @}
+ *
+ * @defgroup lavu_mem Memory Management
+ *
+ * @{
+ *
+ * @}
+ *
+ * @defgroup lavu_data Data Structures
+ * @{
+ *
+ * @}
+ *
+ * @defgroup lavu_video Video related
+ *
+ * @{
+ *
+ * @}
+ *
+ * @defgroup lavu_audio Audio related
+ *
+ * @{
+ *
+ * @}
+ *
+ * @defgroup lavu_error Error Codes
+ *
+ * @{
+ *
+ * @}
+ *
+ * @defgroup lavu_log Logging Facility
+ *
+ * @{
+ *
+ * @}
+ *
+ * @defgroup lavu_misc Other
+ *
+ * @{
+ *
+ * @defgroup preproc_misc Preprocessor String Macros
+ *
+ * @{
+ *
+ * @}
+ *
+ * @defgroup version_utils Library Version Macros
+ *
+ * @{
+ *
+ * @}
+ */
+
+
+/**
+ * @addtogroup lavu_ver
+ * @{
+ */
+
+/**
+ * Return the LIBAVUTIL_VERSION_INT constant.
+ */
+unsigned avutil_version(void);
+
+/**
+ * Return an informative version string. This usually is the actual release
+ * version number or a git commit description. This string has no fixed format
+ * and can change any time. It should never be parsed by code.
+ */
+const char *av_version_info(void);
+
+/**
+ * Return the libavutil build-time configuration.
+ */
+const char *avutil_configuration(void);
+
+/**
+ * Return the libavutil license.
+ */
+const char *avutil_license(void);
+
+/**
+ * @}
+ */
+
+/**
+ * @addtogroup lavu_media Media Type
+ * @brief Media Type
+ */
+
+enum AVMediaType {
+ AVMEDIA_TYPE_UNKNOWN = -1, ///< Usually treated as AVMEDIA_TYPE_DATA
+ AVMEDIA_TYPE_VIDEO,
+ AVMEDIA_TYPE_AUDIO,
+ AVMEDIA_TYPE_DATA, ///< Opaque data information usually continuous
+ AVMEDIA_TYPE_SUBTITLE,
+ AVMEDIA_TYPE_ATTACHMENT, ///< Opaque data information usually sparse
+ AVMEDIA_TYPE_NB
+};
+
+/**
+ * Return a string describing the media_type enum, NULL if media_type
+ * is unknown.
+ */
+const char *av_get_media_type_string(enum AVMediaType media_type);
+
+/**
+ * @defgroup lavu_const Constants
+ * @{
+ *
+ * @defgroup lavu_enc Encoding specific
+ *
+ * @note those definition should move to avcodec
+ * @{
+ */
+
+#define FF_LAMBDA_SHIFT 7
+#define FF_LAMBDA_SCALE (1<<FF_LAMBDA_SHIFT)
+#define FF_QP2LAMBDA 118 ///< factor to convert from H.263 QP to lambda
+#define FF_LAMBDA_MAX (256*128-1)
+
+#define FF_QUALITY_SCALE FF_LAMBDA_SCALE //FIXME maybe remove
+
+/**
+ * @}
+ * @defgroup lavu_time Timestamp specific
+ *
+ * FFmpeg internal timebase and timestamp definitions
+ *
+ * @{
+ */
+
+/**
+ * @brief Undefined timestamp value
+ *
+ * Usually reported by demuxer that work on containers that do not provide
+ * either pts or dts.
+ */
+
+#define AV_NOPTS_VALUE ((int64_t)UINT64_C(0x8000000000000000))
+
+/**
+ * Internal time base represented as integer
+ */
+
+#define AV_TIME_BASE 1000000
+
+/**
+ * Internal time base represented as fractional value
+ */
+
+#define AV_TIME_BASE_Q (AVRational){1, AV_TIME_BASE}
+
+/**
+ * @}
+ * @}
+ * @defgroup lavu_picture Image related
+ *
+ * AVPicture types, pixel formats and basic image planes manipulation.
+ *
+ * @{
+ */
+
+enum AVPictureType {
+ AV_PICTURE_TYPE_NONE = 0, ///< Undefined
+ AV_PICTURE_TYPE_I, ///< Intra
+ AV_PICTURE_TYPE_P, ///< Predicted
+ AV_PICTURE_TYPE_B, ///< Bi-dir predicted
+ AV_PICTURE_TYPE_S, ///< S(GMC)-VOP MPEG-4
+ AV_PICTURE_TYPE_SI, ///< Switching Intra
+ AV_PICTURE_TYPE_SP, ///< Switching Predicted
+ AV_PICTURE_TYPE_BI, ///< BI type
+};
+
+/**
+ * Return a single letter to describe the given picture type
+ * pict_type.
+ *
+ * @param[in] pict_type the picture type @return a single character
+ * representing the picture type, '?' if pict_type is unknown
+ */
+char av_get_picture_type_char(enum AVPictureType pict_type);
+
+/**
+ * @}
+ */
+
+#include "common.h"
+#include "error.h"
+#include "rational.h"
+#include "version.h"
+#include "macros.h"
+#include "mathematics.h"
+#include "log.h"
+#include "pixfmt.h"
+
+/**
+ * Return x default pointer in case p is NULL.
+ */
+static inline void *av_x_if_null(const void *p, const void *x)
+{
+ return (void *)(intptr_t)(p ? p : x);
+}
+
+/**
+ * Compute the length of an integer list.
+ *
+ * @param elsize size in bytes of each list element (only 1, 2, 4 or 8)
+ * @param term list terminator (usually 0 or -1)
+ * @param list pointer to the list
+ * @return length of the list, in elements, not counting the terminator
+ */
+unsigned av_int_list_length_for_size(unsigned elsize,
+ const void *list, uint64_t term) av_pure;
+
+/**
+ * Compute the length of an integer list.
+ *
+ * @param term list terminator (usually 0 or -1)
+ * @param list pointer to the list
+ * @return length of the list, in elements, not counting the terminator
+ */
+#define av_int_list_length(list, term) \
+ av_int_list_length_for_size(sizeof(*(list)), list, term)
+
+#if FF_API_AV_FOPEN_UTF8
+/**
+ * Open a file using a UTF-8 filename.
+ * The API of this function matches POSIX fopen(), errors are returned through
+ * errno.
+ * @deprecated Avoid using it, as on Windows, the FILE* allocated by this
+ * function may be allocated with a different CRT than the caller
+ * who uses the FILE*. No replacement provided in public API.
+ */
+attribute_deprecated
+FILE *av_fopen_utf8(const char *path, const char *mode);
+#endif
+
+/**
+ * Return the fractional representation of the internal time base.
+ */
+AVRational av_get_time_base_q(void);
+
+#define AV_FOURCC_MAX_STRING_SIZE 32
+
+#define av_fourcc2str(fourcc) av_fourcc_make_string((char[AV_FOURCC_MAX_STRING_SIZE]){0}, fourcc)
+
+/**
+ * Fill the provided buffer with a string containing a FourCC (four-character
+ * code) representation.
+ *
+ * @param buf a buffer with size in bytes of at least AV_FOURCC_MAX_STRING_SIZE
+ * @param fourcc the fourcc to represent
+ * @return the buffer in input
+ */
+char *av_fourcc_make_string(char *buf, uint32_t fourcc);
+
+/**
+ * @}
+ * @}
+ */
+
+#endif /* AVUTIL_AVUTIL_H */