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Diffstat (limited to 'ffmpeg1/libavutil/avutil.h')
| -rw-r--r-- | ffmpeg1/libavutil/avutil.h | 260 |
1 files changed, 0 insertions, 260 deletions
diff --git a/ffmpeg1/libavutil/avutil.h b/ffmpeg1/libavutil/avutil.h deleted file mode 100644 index 78deff1..0000000 --- a/ffmpeg1/libavutil/avutil.h +++ /dev/null @@ -1,260 +0,0 @@ -/* - * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at> - * - * 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 - * external API header - */ - -/** - * @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 lsws "libswscale" color conversion and scaling library - */ - -/** - * @defgroup lavu Common utility functions - * - * @brief - * libavutil contains the code shared across all the other FFmpeg - * libraries - * - * @note In order to use the functions provided by avutil you must include - * the specific header. - * - * @{ - * - * @defgroup lavu_crypto Crypto and Hashing - * - * @{ - * @} - * - * @defgroup lavu_math Maths - * @{ - * - * @} - * - * @defgroup lavu_string String Manipulation - * - * @{ - * - * @} - * - * @defgroup lavu_mem Memory Management - * - * @{ - * - * @} - * - * @defgroup lavu_data Data Structures - * @{ - * - * @} - * - * @defgroup lavu_audio Audio related - * - * @{ - * - * @} - * - * @defgroup lavu_error Error Codes - * - * @{ - * - * @} - * - * @defgroup lavu_misc Other - * - * @{ - * - * @defgroup lavu_internal Internal - * - * Not exported functions, for internal usage only - * - * @{ - * - * @} - */ - - -/** - * @addtogroup lavu_ver - * @{ - */ - -/** - * Return the LIBAVUTIL_VERSION_INT constant. - */ -unsigned avutil_version(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 MPEG4 - 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 "version.h" -#include "mathematics.h" -#include "rational.h" -#include "intfloat_readwrite.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); -} - -/** - * @} - * @} - */ - -#endif /* AVUTIL_AVUTIL_H */ |