diff -r c4fd2813b127 -r d92eeb468dad misc/winutils/include/libavutil/intreadwrite.h --- a/misc/winutils/include/libavutil/intreadwrite.h Wed Jul 31 23:14:27 2019 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,522 +0,0 @@ -/* - * This file is part of Libav. - * - * Libav 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. - * - * Libav 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 Libav; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVUTIL_INTREADWRITE_H -#define AVUTIL_INTREADWRITE_H - -#include -#include "libavutil/avconfig.h" -#include "attributes.h" -#include "bswap.h" - -typedef union { - uint64_t u64; - uint32_t u32[2]; - uint16_t u16[4]; - uint8_t u8 [8]; - double f64; - float f32[2]; -} av_alias av_alias64; - -typedef union { - uint32_t u32; - uint16_t u16[2]; - uint8_t u8 [4]; - float f32; -} av_alias av_alias32; - -typedef union { - uint16_t u16; - uint8_t u8 [2]; -} av_alias av_alias16; - -/* - * Arch-specific headers can provide any combination of - * AV_[RW][BLN](16|24|32|64) and AV_(COPY|SWAP|ZERO)(64|128) macros. - * Preprocessor symbols must be defined, even if these are implemented - * as inline functions. - */ - -#ifdef HAVE_AV_CONFIG_H - -#include "config.h" - -#if ARCH_ARM -# include "arm/intreadwrite.h" -#elif ARCH_AVR32 -# include "avr32/intreadwrite.h" -#elif ARCH_MIPS -# include "mips/intreadwrite.h" -#elif ARCH_PPC -# include "ppc/intreadwrite.h" -#elif ARCH_TOMI -# include "tomi/intreadwrite.h" -#elif ARCH_X86 -# include "x86/intreadwrite.h" -#endif - -#endif /* HAVE_AV_CONFIG_H */ - -/* - * Map AV_RNXX <-> AV_R[BL]XX for all variants provided by per-arch headers. - */ - -#if AV_HAVE_BIGENDIAN - -# if defined(AV_RN16) && !defined(AV_RB16) -# define AV_RB16(p) AV_RN16(p) -# elif !defined(AV_RN16) && defined(AV_RB16) -# define AV_RN16(p) AV_RB16(p) -# endif - -# if defined(AV_WN16) && !defined(AV_WB16) -# define AV_WB16(p, v) AV_WN16(p, v) -# elif !defined(AV_WN16) && defined(AV_WB16) -# define AV_WN16(p, v) AV_WB16(p, v) -# endif - -# if defined(AV_RN24) && !defined(AV_RB24) -# define AV_RB24(p) AV_RN24(p) -# elif !defined(AV_RN24) && defined(AV_RB24) -# define AV_RN24(p) AV_RB24(p) -# endif - -# if defined(AV_WN24) && !defined(AV_WB24) -# define AV_WB24(p, v) AV_WN24(p, v) -# elif !defined(AV_WN24) && defined(AV_WB24) -# define AV_WN24(p, v) AV_WB24(p, v) -# endif - -# if defined(AV_RN32) && !defined(AV_RB32) -# define AV_RB32(p) AV_RN32(p) -# elif !defined(AV_RN32) && defined(AV_RB32) -# define AV_RN32(p) AV_RB32(p) -# endif - -# if defined(AV_WN32) && !defined(AV_WB32) -# define AV_WB32(p, v) AV_WN32(p, v) -# elif !defined(AV_WN32) && defined(AV_WB32) -# define AV_WN32(p, v) AV_WB32(p, v) -# endif - -# if defined(AV_RN64) && !defined(AV_RB64) -# define AV_RB64(p) AV_RN64(p) -# elif !defined(AV_RN64) && defined(AV_RB64) -# define AV_RN64(p) AV_RB64(p) -# endif - -# if defined(AV_WN64) && !defined(AV_WB64) -# define AV_WB64(p, v) AV_WN64(p, v) -# elif !defined(AV_WN64) && defined(AV_WB64) -# define AV_WN64(p, v) AV_WB64(p, v) -# endif - -#else /* AV_HAVE_BIGENDIAN */ - -# if defined(AV_RN16) && !defined(AV_RL16) -# define AV_RL16(p) AV_RN16(p) -# elif !defined(AV_RN16) && defined(AV_RL16) -# define AV_RN16(p) AV_RL16(p) -# endif - -# if defined(AV_WN16) && !defined(AV_WL16) -# define AV_WL16(p, v) AV_WN16(p, v) -# elif !defined(AV_WN16) && defined(AV_WL16) -# define AV_WN16(p, v) AV_WL16(p, v) -# endif - -# if defined(AV_RN24) && !defined(AV_RL24) -# define AV_RL24(p) AV_RN24(p) -# elif !defined(AV_RN24) && defined(AV_RL24) -# define AV_RN24(p) AV_RL24(p) -# endif - -# if defined(AV_WN24) && !defined(AV_WL24) -# define AV_WL24(p, v) AV_WN24(p, v) -# elif !defined(AV_WN24) && defined(AV_WL24) -# define AV_WN24(p, v) AV_WL24(p, v) -# endif - -# if defined(AV_RN32) && !defined(AV_RL32) -# define AV_RL32(p) AV_RN32(p) -# elif !defined(AV_RN32) && defined(AV_RL32) -# define AV_RN32(p) AV_RL32(p) -# endif - -# if defined(AV_WN32) && !defined(AV_WL32) -# define AV_WL32(p, v) AV_WN32(p, v) -# elif !defined(AV_WN32) && defined(AV_WL32) -# define AV_WN32(p, v) AV_WL32(p, v) -# endif - -# if defined(AV_RN64) && !defined(AV_RL64) -# define AV_RL64(p) AV_RN64(p) -# elif !defined(AV_RN64) && defined(AV_RL64) -# define AV_RN64(p) AV_RL64(p) -# endif - -# if defined(AV_WN64) && !defined(AV_WL64) -# define AV_WL64(p, v) AV_WN64(p, v) -# elif !defined(AV_WN64) && defined(AV_WL64) -# define AV_WN64(p, v) AV_WL64(p, v) -# endif - -#endif /* !AV_HAVE_BIGENDIAN */ - -/* - * Define AV_[RW]N helper macros to simplify definitions not provided - * by per-arch headers. - */ - -#if defined(__GNUC__) && !defined(__TI_COMPILER_VERSION__) - -union unaligned_64 { uint64_t l; } __attribute__((packed)) av_alias; -union unaligned_32 { uint32_t l; } __attribute__((packed)) av_alias; -union unaligned_16 { uint16_t l; } __attribute__((packed)) av_alias; - -# define AV_RN(s, p) (((const union unaligned_##s *) (p))->l) -# define AV_WN(s, p, v) ((((union unaligned_##s *) (p))->l) = (v)) - -#elif defined(__DECC) - -# define AV_RN(s, p) (*((const __unaligned uint##s##_t*)(p))) -# define AV_WN(s, p, v) (*((__unaligned uint##s##_t*)(p)) = (v)) - -#elif AV_HAVE_FAST_UNALIGNED - -# define AV_RN(s, p) (((const av_alias##s*)(p))->u##s) -# define AV_WN(s, p, v) (((av_alias##s*)(p))->u##s = (v)) - -#else - -#ifndef AV_RB16 -# define AV_RB16(x) \ - ((((const uint8_t*)(x))[0] << 8) | \ - ((const uint8_t*)(x))[1]) -#endif -#ifndef AV_WB16 -# define AV_WB16(p, d) do { \ - ((uint8_t*)(p))[1] = (d); \ - ((uint8_t*)(p))[0] = (d)>>8; \ - } while(0) -#endif - -#ifndef AV_RL16 -# define AV_RL16(x) \ - ((((const uint8_t*)(x))[1] << 8) | \ - ((const uint8_t*)(x))[0]) -#endif -#ifndef AV_WL16 -# define AV_WL16(p, d) do { \ - ((uint8_t*)(p))[0] = (d); \ - ((uint8_t*)(p))[1] = (d)>>8; \ - } while(0) -#endif - -#ifndef AV_RB32 -# define AV_RB32(x) \ - (((uint32_t)((const uint8_t*)(x))[0] << 24) | \ - (((const uint8_t*)(x))[1] << 16) | \ - (((const uint8_t*)(x))[2] << 8) | \ - ((const uint8_t*)(x))[3]) -#endif -#ifndef AV_WB32 -# define AV_WB32(p, d) do { \ - ((uint8_t*)(p))[3] = (d); \ - ((uint8_t*)(p))[2] = (d)>>8; \ - ((uint8_t*)(p))[1] = (d)>>16; \ - ((uint8_t*)(p))[0] = (d)>>24; \ - } while(0) -#endif - -#ifndef AV_RL32 -# define AV_RL32(x) \ - (((uint32_t)((const uint8_t*)(x))[3] << 24) | \ - (((const uint8_t*)(x))[2] << 16) | \ - (((const uint8_t*)(x))[1] << 8) | \ - ((const uint8_t*)(x))[0]) -#endif -#ifndef AV_WL32 -# define AV_WL32(p, d) do { \ - ((uint8_t*)(p))[0] = (d); \ - ((uint8_t*)(p))[1] = (d)>>8; \ - ((uint8_t*)(p))[2] = (d)>>16; \ - ((uint8_t*)(p))[3] = (d)>>24; \ - } while(0) -#endif - -#ifndef AV_RB64 -# define AV_RB64(x) \ - (((uint64_t)((const uint8_t*)(x))[0] << 56) | \ - ((uint64_t)((const uint8_t*)(x))[1] << 48) | \ - ((uint64_t)((const uint8_t*)(x))[2] << 40) | \ - ((uint64_t)((const uint8_t*)(x))[3] << 32) | \ - ((uint64_t)((const uint8_t*)(x))[4] << 24) | \ - ((uint64_t)((const uint8_t*)(x))[5] << 16) | \ - ((uint64_t)((const uint8_t*)(x))[6] << 8) | \ - (uint64_t)((const uint8_t*)(x))[7]) -#endif -#ifndef AV_WB64 -# define AV_WB64(p, d) do { \ - ((uint8_t*)(p))[7] = (d); \ - ((uint8_t*)(p))[6] = (d)>>8; \ - ((uint8_t*)(p))[5] = (d)>>16; \ - ((uint8_t*)(p))[4] = (d)>>24; \ - ((uint8_t*)(p))[3] = (d)>>32; \ - ((uint8_t*)(p))[2] = (d)>>40; \ - ((uint8_t*)(p))[1] = (d)>>48; \ - ((uint8_t*)(p))[0] = (d)>>56; \ - } while(0) -#endif - -#ifndef AV_RL64 -# define AV_RL64(x) \ - (((uint64_t)((const uint8_t*)(x))[7] << 56) | \ - ((uint64_t)((const uint8_t*)(x))[6] << 48) | \ - ((uint64_t)((const uint8_t*)(x))[5] << 40) | \ - ((uint64_t)((const uint8_t*)(x))[4] << 32) | \ - ((uint64_t)((const uint8_t*)(x))[3] << 24) | \ - ((uint64_t)((const uint8_t*)(x))[2] << 16) | \ - ((uint64_t)((const uint8_t*)(x))[1] << 8) | \ - (uint64_t)((const uint8_t*)(x))[0]) -#endif -#ifndef AV_WL64 -# define AV_WL64(p, d) do { \ - ((uint8_t*)(p))[0] = (d); \ - ((uint8_t*)(p))[1] = (d)>>8; \ - ((uint8_t*)(p))[2] = (d)>>16; \ - ((uint8_t*)(p))[3] = (d)>>24; \ - ((uint8_t*)(p))[4] = (d)>>32; \ - ((uint8_t*)(p))[5] = (d)>>40; \ - ((uint8_t*)(p))[6] = (d)>>48; \ - ((uint8_t*)(p))[7] = (d)>>56; \ - } while(0) -#endif - -#if AV_HAVE_BIGENDIAN -# define AV_RN(s, p) AV_RB##s(p) -# define AV_WN(s, p, v) AV_WB##s(p, v) -#else -# define AV_RN(s, p) AV_RL##s(p) -# define AV_WN(s, p, v) AV_WL##s(p, v) -#endif - -#endif /* HAVE_FAST_UNALIGNED */ - -#ifndef AV_RN16 -# define AV_RN16(p) AV_RN(16, p) -#endif - -#ifndef AV_RN32 -# define AV_RN32(p) AV_RN(32, p) -#endif - -#ifndef AV_RN64 -# define AV_RN64(p) AV_RN(64, p) -#endif - -#ifndef AV_WN16 -# define AV_WN16(p, v) AV_WN(16, p, v) -#endif - -#ifndef AV_WN32 -# define AV_WN32(p, v) AV_WN(32, p, v) -#endif - -#ifndef AV_WN64 -# define AV_WN64(p, v) AV_WN(64, p, v) -#endif - -#if AV_HAVE_BIGENDIAN -# define AV_RB(s, p) AV_RN##s(p) -# define AV_WB(s, p, v) AV_WN##s(p, v) -# define AV_RL(s, p) av_bswap##s(AV_RN##s(p)) -# define AV_WL(s, p, v) AV_WN##s(p, av_bswap##s(v)) -#else -# define AV_RB(s, p) av_bswap##s(AV_RN##s(p)) -# define AV_WB(s, p, v) AV_WN##s(p, av_bswap##s(v)) -# define AV_RL(s, p) AV_RN##s(p) -# define AV_WL(s, p, v) AV_WN##s(p, v) -#endif - -#define AV_RB8(x) (((const uint8_t*)(x))[0]) -#define AV_WB8(p, d) do { ((uint8_t*)(p))[0] = (d); } while(0) - -#define AV_RL8(x) AV_RB8(x) -#define AV_WL8(p, d) AV_WB8(p, d) - -#ifndef AV_RB16 -# define AV_RB16(p) AV_RB(16, p) -#endif -#ifndef AV_WB16 -# define AV_WB16(p, v) AV_WB(16, p, v) -#endif - -#ifndef AV_RL16 -# define AV_RL16(p) AV_RL(16, p) -#endif -#ifndef AV_WL16 -# define AV_WL16(p, v) AV_WL(16, p, v) -#endif - -#ifndef AV_RB32 -# define AV_RB32(p) AV_RB(32, p) -#endif -#ifndef AV_WB32 -# define AV_WB32(p, v) AV_WB(32, p, v) -#endif - -#ifndef AV_RL32 -# define AV_RL32(p) AV_RL(32, p) -#endif -#ifndef AV_WL32 -# define AV_WL32(p, v) AV_WL(32, p, v) -#endif - -#ifndef AV_RB64 -# define AV_RB64(p) AV_RB(64, p) -#endif -#ifndef AV_WB64 -# define AV_WB64(p, v) AV_WB(64, p, v) -#endif - -#ifndef AV_RL64 -# define AV_RL64(p) AV_RL(64, p) -#endif -#ifndef AV_WL64 -# define AV_WL64(p, v) AV_WL(64, p, v) -#endif - -#ifndef AV_RB24 -# define AV_RB24(x) \ - ((((const uint8_t*)(x))[0] << 16) | \ - (((const uint8_t*)(x))[1] << 8) | \ - ((const uint8_t*)(x))[2]) -#endif -#ifndef AV_WB24 -# define AV_WB24(p, d) do { \ - ((uint8_t*)(p))[2] = (d); \ - ((uint8_t*)(p))[1] = (d)>>8; \ - ((uint8_t*)(p))[0] = (d)>>16; \ - } while(0) -#endif - -#ifndef AV_RL24 -# define AV_RL24(x) \ - ((((const uint8_t*)(x))[2] << 16) | \ - (((const uint8_t*)(x))[1] << 8) | \ - ((const uint8_t*)(x))[0]) -#endif -#ifndef AV_WL24 -# define AV_WL24(p, d) do { \ - ((uint8_t*)(p))[0] = (d); \ - ((uint8_t*)(p))[1] = (d)>>8; \ - ((uint8_t*)(p))[2] = (d)>>16; \ - } while(0) -#endif - -/* - * The AV_[RW]NA macros access naturally aligned data - * in a type-safe way. - */ - -#define AV_RNA(s, p) (((const av_alias##s*)(p))->u##s) -#define AV_WNA(s, p, v) (((av_alias##s*)(p))->u##s = (v)) - -#ifndef AV_RN16A -# define AV_RN16A(p) AV_RNA(16, p) -#endif - -#ifndef AV_RN32A -# define AV_RN32A(p) AV_RNA(32, p) -#endif - -#ifndef AV_RN64A -# define AV_RN64A(p) AV_RNA(64, p) -#endif - -#ifndef AV_WN16A -# define AV_WN16A(p, v) AV_WNA(16, p, v) -#endif - -#ifndef AV_WN32A -# define AV_WN32A(p, v) AV_WNA(32, p, v) -#endif - -#ifndef AV_WN64A -# define AV_WN64A(p, v) AV_WNA(64, p, v) -#endif - -/* Parameters for AV_COPY*, AV_SWAP*, AV_ZERO* must be - * naturally aligned. They may be implemented using MMX, - * so emms_c() must be called before using any float code - * afterwards. - */ - -#define AV_COPY(n, d, s) \ - (((av_alias##n*)(d))->u##n = ((const av_alias##n*)(s))->u##n) - -#ifndef AV_COPY16 -# define AV_COPY16(d, s) AV_COPY(16, d, s) -#endif - -#ifndef AV_COPY32 -# define AV_COPY32(d, s) AV_COPY(32, d, s) -#endif - -#ifndef AV_COPY64 -# define AV_COPY64(d, s) AV_COPY(64, d, s) -#endif - -#ifndef AV_COPY128 -# define AV_COPY128(d, s) \ - do { \ - AV_COPY64(d, s); \ - AV_COPY64((char*)(d)+8, (char*)(s)+8); \ - } while(0) -#endif - -#define AV_SWAP(n, a, b) FFSWAP(av_alias##n, *(av_alias##n*)(a), *(av_alias##n*)(b)) - -#ifndef AV_SWAP64 -# define AV_SWAP64(a, b) AV_SWAP(64, a, b) -#endif - -#define AV_ZERO(n, d) (((av_alias##n*)(d))->u##n = 0) - -#ifndef AV_ZERO16 -# define AV_ZERO16(d) AV_ZERO(16, d) -#endif - -#ifndef AV_ZERO32 -# define AV_ZERO32(d) AV_ZERO(32, d) -#endif - -#ifndef AV_ZERO64 -# define AV_ZERO64(d) AV_ZERO(64, d) -#endif - -#ifndef AV_ZERO128 -# define AV_ZERO128(d) \ - do { \ - AV_ZERO64(d); \ - AV_ZERO64((char*)(d)+8); \ - } while(0) -#endif - -#endif /* AVUTIL_INTREADWRITE_H */