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Diffstat (limited to 'contrib/ffmpeg/libavutil/intreadwrite.h')
-rw-r--r-- | contrib/ffmpeg/libavutil/intreadwrite.h | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/contrib/ffmpeg/libavutil/intreadwrite.h b/contrib/ffmpeg/libavutil/intreadwrite.h deleted file mode 100644 index 7225f0b67..000000000 --- a/contrib/ffmpeg/libavutil/intreadwrite.h +++ /dev/null @@ -1,99 +0,0 @@ -/* - * 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 INTREADWRITE_H -#define INTREADWRITE_H - -#ifdef __GNUC__ - -struct unaligned_64 { uint64_t l; } __attribute__((packed)); -struct unaligned_32 { uint32_t l; } __attribute__((packed)); -struct unaligned_16 { uint16_t l; } __attribute__((packed)); - -#define LD16(a) (((const struct unaligned_16 *) (a))->l) -#define LD32(a) (((const struct unaligned_32 *) (a))->l) -#define LD64(a) (((const struct unaligned_64 *) (a))->l) - -#define ST16(a, b) (((struct unaligned_16 *) (a))->l) = (b) -#define ST32(a, b) (((struct unaligned_32 *) (a))->l) = (b) - -#else /* __GNUC__ */ - -#define LD16(a) (*((uint16_t*)(a))) -#define LD32(a) (*((uint32_t*)(a))) -#define LD64(a) (*((uint64_t*)(a))) - -#define ST16(a, b) *((uint16_t*)(a)) = (b) -#define ST32(a, b) *((uint32_t*)(a)) = (b) - -#endif /* !__GNUC__ */ - -/* endian macros */ -#define AV_RB8(x) (((uint8_t*)(x))[0]) -#define AV_WB8(p, d) { ((uint8_t*)(p))[0] = (d); } - -#define AV_RB16(x) ((((uint8_t*)(x))[0] << 8) | ((uint8_t*)(x))[1]) -#define AV_WB16(p, d) { \ - ((uint8_t*)(p))[1] = (d); \ - ((uint8_t*)(p))[0] = (d)>>8; } - -#define AV_RB24(x) ((((uint8_t*)(x))[0] << 16) | \ - (((uint8_t*)(x))[1] << 8) | \ - ((uint8_t*)(x))[2]) -#define AV_WB24(p, d) { \ - ((uint8_t*)(p))[2] = (d); \ - ((uint8_t*)(p))[1] = (d)>>8; \ - ((uint8_t*)(p))[0] = (d)>>16; } - -#define AV_RB32(x) ((((uint8_t*)(x))[0] << 24) | \ - (((uint8_t*)(x))[1] << 16) | \ - (((uint8_t*)(x))[2] << 8) | \ - ((uint8_t*)(x))[3]) -#define AV_WB32(p, d) { \ - ((uint8_t*)(p))[3] = (d); \ - ((uint8_t*)(p))[2] = (d)>>8; \ - ((uint8_t*)(p))[1] = (d)>>16; \ - ((uint8_t*)(p))[0] = (d)>>24; } - -#define AV_RL8(x) AV_RB8(x) -#define AV_WL8(p, d) AV_WB8(p, d) - -#define AV_RL16(x) ((((uint8_t*)(x))[1] << 8) | ((uint8_t*)(x))[0]) -#define AV_WL16(p, d) { \ - ((uint8_t*)(p))[0] = (d); \ - ((uint8_t*)(p))[1] = (d)>>8; } - -#define AV_RL24(x) ((((uint8_t*)(x))[2] << 16) | \ - (((uint8_t*)(x))[1] << 8) | \ - ((uint8_t*)(x))[0]) -#define AV_WL24(p, d) { \ - ((uint8_t*)(p))[0] = (d); \ - ((uint8_t*)(p))[1] = (d)>>8; \ - ((uint8_t*)(p))[2] = (d)>>16; } - -#define AV_RL32(x) ((((uint8_t*)(x))[3] << 24) | \ - (((uint8_t*)(x))[2] << 16) | \ - (((uint8_t*)(x))[1] << 8) | \ - ((uint8_t*)(x))[0]) -#define AV_WL32(p, d) { \ - ((uint8_t*)(p))[0] = (d); \ - ((uint8_t*)(p))[1] = (d)>>8; \ - ((uint8_t*)(p))[2] = (d)>>16; \ - ((uint8_t*)(p))[3] = (d)>>24; } - -#endif /* INTREADWRITE_H */ |