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libavutil/aarch64/intreadwrite.h
42 строки
1 KB
Ramiro Polla
avutil/aarch64: add AV_COPY128 and AV_ZERO128 macros
26 авг 2024, 11:26
26 авг 2024, 11:26
abb4e13
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/* * 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_AARCH64_INTREADWRITE_H #define AVUTIL_AARCH64_INTREADWRITE_H #if HAVE_INTRINSICS_NEON #include <arm_neon.h> #define AV_COPY128 AV_COPY128 static av_always_inline void AV_COPY128(void *d, const void *s) { uint8x16_t tmp = vld1q_u8((const uint8_t *)s); vst1q_u8((uint8_t *)d, tmp); } #define AV_ZERO128 AV_ZERO128 static av_always_inline void AV_ZERO128(void *d) { uint8x16_t zero = vdupq_n_u8(0); vst1q_u8((uint8_t *)d, zero); } #endif /* HAVE_INTRINSICS_NEON */ #endif /* AVUTIL_AARCH64_INTREADWRITE_H */