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Diffstat (limited to 'ffmpeg1/libavutil/internal.h')
| -rw-r--r-- | ffmpeg1/libavutil/internal.h | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/ffmpeg1/libavutil/internal.h b/ffmpeg1/libavutil/internal.h deleted file mode 100644 index 6ff14fa..0000000 --- a/ffmpeg1/libavutil/internal.h +++ /dev/null @@ -1,186 +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 - */ - -/** - * @file - * common internal API header - */ - -#ifndef AVUTIL_INTERNAL_H -#define AVUTIL_INTERNAL_H - -#if !defined(DEBUG) && !defined(NDEBUG) -# define NDEBUG -#endif - -#include <limits.h> -#include <stdint.h> -#include <stddef.h> -#include <assert.h> -#include "config.h" -#include "attributes.h" -#include "timer.h" -#include "cpu.h" -#include "dict.h" - -#if ARCH_X86 -# include "x86/emms.h" -#endif - -#ifndef emms_c -# define emms_c() -#endif - -#ifndef attribute_align_arg -#if ARCH_X86_32 && AV_GCC_VERSION_AT_LEAST(4,2) -# define attribute_align_arg __attribute__((force_align_arg_pointer)) -#else -# define attribute_align_arg -#endif -#endif - -#if defined(_MSC_VER) && CONFIG_SHARED -# define av_export __declspec(dllimport) -#else -# define av_export -#endif - -#ifndef INT_BIT -# define INT_BIT (CHAR_BIT * sizeof(int)) -#endif - -// Some broken preprocessors need a second expansion -// to be forced to tokenize __VA_ARGS__ -#define E1(x) x - -#define LOCAL_ALIGNED_A(a, t, v, s, o, ...) \ - uint8_t la_##v[sizeof(t s o) + (a)]; \ - t (*v) o = (void *)FFALIGN((uintptr_t)la_##v, a) - -#define LOCAL_ALIGNED_D(a, t, v, s, o, ...) \ - DECLARE_ALIGNED(a, t, la_##v) s o; \ - t (*v) o = la_##v - -#define LOCAL_ALIGNED(a, t, v, ...) E1(LOCAL_ALIGNED_A(a, t, v, __VA_ARGS__,,)) - -#if HAVE_LOCAL_ALIGNED_8 -# define LOCAL_ALIGNED_8(t, v, ...) E1(LOCAL_ALIGNED_D(8, t, v, __VA_ARGS__,,)) -#else -# define LOCAL_ALIGNED_8(t, v, ...) LOCAL_ALIGNED(8, t, v, __VA_ARGS__) -#endif - -#if HAVE_LOCAL_ALIGNED_16 -# define LOCAL_ALIGNED_16(t, v, ...) E1(LOCAL_ALIGNED_D(16, t, v, __VA_ARGS__,,)) -#else -# define LOCAL_ALIGNED_16(t, v, ...) LOCAL_ALIGNED(16, t, v, __VA_ARGS__) -#endif - -#define FF_ALLOC_OR_GOTO(ctx, p, size, label)\ -{\ - p = av_malloc(size);\ - if (p == NULL && (size) != 0) {\ - av_log(ctx, AV_LOG_ERROR, "Cannot allocate memory.\n");\ - goto label;\ - }\ -} - -#define FF_ALLOCZ_OR_GOTO(ctx, p, size, label)\ -{\ - p = av_mallocz(size);\ - if (p == NULL && (size) != 0) {\ - av_log(ctx, AV_LOG_ERROR, "Cannot allocate memory.\n");\ - goto label;\ - }\ -} - -#include "libm.h" - -/** - * Return NULL if CONFIG_SMALL is true, otherwise the argument - * without modification. Used to disable the definition of strings - * (for example AVCodec long_names). - */ -#if CONFIG_SMALL -# define NULL_IF_CONFIG_SMALL(x) NULL -#else -# define NULL_IF_CONFIG_SMALL(x) x -#endif - -/** - * Define a function with only the non-default version specified. - * - * On systems with ELF shared libraries, all symbols exported from - * FFmpeg libraries are tagged with the name and major version of the - * library to which they belong. If a function is moved from one - * library to another, a wrapper must be retained in the original - * location to preserve binary compatibility. - * - * Functions defined with this macro will never be used to resolve - * symbols by the build-time linker. - * - * @param type return type of function - * @param name name of function - * @param args argument list of function - * @param ver version tag to assign function - */ -#if HAVE_SYMVER_ASM_LABEL -# define FF_SYMVER(type, name, args, ver) \ - type ff_##name args __asm__ (EXTERN_PREFIX #name "@" ver); \ - type ff_##name args -#elif HAVE_SYMVER_GNU_ASM -# define FF_SYMVER(type, name, args, ver) \ - __asm__ (".symver ff_" #name "," EXTERN_PREFIX #name "@" ver); \ - type ff_##name args; \ - type ff_##name args -#endif - -/** - * Return NULL if a threading library has not been enabled. - * Used to disable threading functions in AVCodec definitions - * when not needed. - */ -#if HAVE_THREADS -# define ONLY_IF_THREADS_ENABLED(x) x -#else -# define ONLY_IF_THREADS_ENABLED(x) NULL -#endif - -/** - * Log a generic warning message about a missing feature. - * - * @param[in] avc a pointer to an arbitrary struct of which the first - * field is a pointer to an AVClass struct - * @param[in] msg string containing the name of the missing feature - */ -void avpriv_report_missing_feature(void *avc, - const char *msg, ...) av_printf_format(2, 3); - -/** - * Log a generic warning message about a missing feature. - * Additionally request that a sample showcasing the feature be uploaded. - * - * @param[in] avc a pointer to an arbitrary struct of which the first field is - * a pointer to an AVClass struct - * @param[in] msg string containing the name of the missing feature - */ -void avpriv_request_sample(void *avc, - const char *msg, ...) av_printf_format(2, 3); - -#endif /* AVUTIL_INTERNAL_H */ |