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Diffstat (limited to 'contrib/ffmpeg/libavutil/internal.h')
| -rw-r--r-- | contrib/ffmpeg/libavutil/internal.h | 314 |
1 files changed, 0 insertions, 314 deletions
diff --git a/contrib/ffmpeg/libavutil/internal.h b/contrib/ffmpeg/libavutil/internal.h deleted file mode 100644 index 749a85c45..000000000 --- a/contrib/ffmpeg/libavutil/internal.h +++ /dev/null @@ -1,314 +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 internal.h - * common internal api header. - */ - -#ifndef FFMPEG_INTERNAL_H -#define FFMPEG_INTERNAL_H - -#if !defined(DEBUG) && !defined(NDEBUG) -# define NDEBUG -#endif - -#include <stdint.h> -#include <stddef.h> -#include <assert.h> - -#ifndef attribute_align_arg -#if defined(__GNUC__) && (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__>1) -# define attribute_align_arg __attribute__((force_align_arg_pointer)) -#else -# define attribute_align_arg -#endif -#endif - -#ifndef attribute_used -#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0) -# define attribute_used __attribute__((used)) -#else -# define attribute_used -#endif -#endif - -/* Use Apple-specific AltiVec syntax for vector declarations when necessary. */ -#ifdef __APPLE_CC__ -#define AVV(x...) (x) -#else -#define AVV(x...) {x} -#endif - -#ifndef M_PI -#define M_PI 3.14159265358979323846 -#endif - -#ifndef INT16_MIN -#define INT16_MIN (-0x7fff-1) -#endif - -#ifndef INT16_MAX -#define INT16_MAX 0x7fff -#endif - -#ifndef INT32_MIN -#define INT32_MIN (-0x7fffffff-1) -#endif - -#ifndef INT32_MAX -#define INT32_MAX 0x7fffffff -#endif - -#ifndef UINT32_MAX -#define UINT32_MAX 0xffffffff -#endif - -#ifndef INT64_MIN -#define INT64_MIN (-0x7fffffffffffffffLL-1) -#endif - -#ifndef INT64_MAX -#define INT64_MAX INT64_C(9223372036854775807) -#endif - -#ifndef UINT64_MAX -#define UINT64_MAX UINT64_C(0xFFFFFFFFFFFFFFFF) -#endif - -#ifndef INT_BIT -# if INT_MAX != 2147483647 -# define INT_BIT 64 -# else -# define INT_BIT 32 -# endif -#endif - -#if ( defined(__PIC__) || defined(__pic__) ) && ! defined(PIC) -# define PIC -#endif - -#include "intreadwrite.h" -#include "bswap.h" - -#ifndef offsetof -# define offsetof(T,F) ((unsigned int)((char *)&((T *)0)->F)) -#endif - -#ifdef USE_FASTMEMCPY -# include "libvo/fastmemcpy.h" -# define memcpy(a,b,c) fast_memcpy(a,b,c) -#endif - -// Use rip-relative addressing if compiling PIC code on x86-64. -#if defined(__MINGW32__) || defined(__CYGWIN__) || defined(__DJGPP__) || \ - defined(__OS2__) || (defined (__OpenBSD__) && !defined(__ELF__)) -# if defined(ARCH_X86_64) && defined(PIC) -# define MANGLE(a) "_" #a"(%%rip)" -# else -# define MANGLE(a) "_" #a -# endif -#else -# if defined(ARCH_X86_64) && defined(PIC) -# define MANGLE(a) #a"(%%rip)" -# elif defined(__APPLE__) -# define MANGLE(a) "_" #a -# else -# define MANGLE(a) #a -# endif -#endif - -/* debug stuff */ - -/* dprintf macros */ -#ifdef DEBUG -# define dprintf(pctx, ...) av_log(pctx, AV_LOG_DEBUG, __VA_ARGS__) -#else -# define dprintf(pctx, ...) -#endif - -#define av_abort() do { av_log(NULL, AV_LOG_ERROR, "Abort at %s:%d\n", __FILE__, __LINE__); abort(); } while (0) - -/* math */ - -extern const uint32_t ff_inverse[256]; - -#if defined(ARCH_X86) -# define FASTDIV(a,b) \ - ({\ - int ret,dmy;\ - asm volatile(\ - "mull %3"\ - :"=d"(ret),"=a"(dmy)\ - :"1"(a),"g"(ff_inverse[b])\ - );\ - ret;\ - }) -#elif defined(ARCH_ARMV4L) -# define FASTDIV(a,b) \ - ({\ - int ret,dmy;\ - asm volatile(\ - "umull %1, %0, %2, %3"\ - :"=&r"(ret),"=&r"(dmy)\ - :"r"(a),"r"(ff_inverse[b])\ - );\ - ret;\ - }) -#elif defined(CONFIG_FASTDIV) -# define FASTDIV(a,b) ((uint32_t)((((uint64_t)a)*ff_inverse[b])>>32)) -#else -# define FASTDIV(a,b) ((a)/(b)) -#endif - -extern const uint8_t ff_sqrt_tab[256]; - -static inline int av_log2_16bit(unsigned int v); - -static inline unsigned int ff_sqrt(unsigned int a) -{ - unsigned int b; - - if(a<255) return (ff_sqrt_tab[a+1]-1)>>4; - else if(a<(1<<12)) b= ff_sqrt_tab[a>>4 ]>>2; -#ifndef CONFIG_SMALL - else if(a<(1<<14)) b= ff_sqrt_tab[a>>6 ]>>1; - else if(a<(1<<16)) b= ff_sqrt_tab[a>>8 ] ; -#endif - else{ - int s= av_log2_16bit(a>>16)>>1; - unsigned int c= a>>(s+2); - b= ff_sqrt_tab[c>>(s+8)]; - b= FASTDIV(c,b) + (b<<s); - } - - return b - (a<b*b); -} - -#if defined(ARCH_X86) -#define MASK_ABS(mask, level)\ - asm volatile(\ - "cltd \n\t"\ - "xorl %1, %0 \n\t"\ - "subl %1, %0 \n\t"\ - : "+a" (level), "=&d" (mask)\ - ); -#else -#define MASK_ABS(mask, level)\ - mask= level>>31;\ - level= (level^mask)-mask; -#endif - -#ifdef HAVE_CMOV -#define COPY3_IF_LT(x,y,a,b,c,d)\ -asm volatile (\ - "cmpl %0, %3 \n\t"\ - "cmovl %3, %0 \n\t"\ - "cmovl %4, %1 \n\t"\ - "cmovl %5, %2 \n\t"\ - : "+&r" (x), "+&r" (a), "+r" (c)\ - : "r" (y), "r" (b), "r" (d)\ -); -#else -#define COPY3_IF_LT(x,y,a,b,c,d)\ -if((y)<(x)){\ - (x)=(y);\ - (a)=(b);\ - (c)=(d);\ -} -#endif - -/* avoid usage of various functions */ -#undef malloc -#define malloc please_use_av_malloc -#undef free -#define free please_use_av_free -#undef realloc -#define realloc please_use_av_realloc -#undef time -#define time time_is_forbidden_due_to_security_issues -#undef rand -#define rand rand_is_forbidden_due_to_state_trashing_use_av_random -#undef srand -#define srand srand_is_forbidden_due_to_state_trashing_use_av_init_random -#undef random -#define random random_is_forbidden_due_to_state_trashing_use_av_random -#undef sprintf -#define sprintf sprintf_is_forbidden_due_to_security_issues_use_snprintf -#undef strcat -#define strcat strcat_is_forbidden_due_to_security_issues_use_av_strlcat -#undef exit -#define exit exit_is_forbidden -#if !(defined(LIBAVFORMAT_BUILD) || defined(FFMPEG_FRAMEHOOK_H)) -#undef printf -#define printf please_use_av_log -#undef fprintf -#define fprintf please_use_av_log -#undef puts -#define puts please_use_av_log -#undef perror -#define perror please_use_av_log_instead_of_perror -#endif - -#define CHECKED_ALLOCZ(p, size)\ -{\ - p= av_mallocz(size);\ - if(p==NULL && (size)!=0){\ - av_log(NULL, AV_LOG_ERROR, "Cannot allocate memory.");\ - goto fail;\ - }\ -} - -#ifndef HAVE_LLRINT -static av_always_inline long long llrint(double x) -{ - return rint(x); -} -#endif /* HAVE_LLRINT */ - -#ifndef HAVE_LRINT -static av_always_inline long int lrint(double x) -{ - return rint(x); -} -#endif /* HAVE_LRINT */ - -#ifndef HAVE_LRINTF -static av_always_inline long int lrintf(float x) -{ - return (int)(rint(x)); -} -#endif /* HAVE_LRINTF */ - -#ifndef HAVE_ROUND -static av_always_inline double round(double x) -{ - return (x > 0) ? floor(x + 0.5) : ceil(x - 0.5); -} -#endif /* HAVE_ROUND */ - -#ifndef HAVE_ROUNDF -static av_always_inline float roundf(float x) -{ - return (x > 0) ? floor(x + 0.5) : ceil(x - 0.5); -} -#endif /* HAVE_ROUNDF */ - -#endif /* FFMPEG_INTERNAL_H */ |