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Diffstat (limited to 'ffmpeg/libavcodec/arm/dca.h')
| -rw-r--r-- | ffmpeg/libavcodec/arm/dca.h | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/ffmpeg/libavcodec/arm/dca.h b/ffmpeg/libavcodec/arm/dca.h deleted file mode 100644 index 35971a8..0000000 --- a/ffmpeg/libavcodec/arm/dca.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - * Copyright (c) 2011 Mans Rullgard <mans@mansr.com> - * - * 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 AVCODEC_ARM_DCA_H -#define AVCODEC_ARM_DCA_H - -#include <stdint.h> - -#include "config.h" -#include "libavcodec/mathops.h" - -#if HAVE_ARMV6_INLINE && AV_GCC_VERSION_AT_LEAST(4,4) && !CONFIG_THUMB - -#define decode_blockcodes decode_blockcodes -static inline int decode_blockcodes(int code1, int code2, int levels, - int32_t *values) -{ - int32_t v0, v1, v2, v3, v4, v5; - - __asm__ ("smmul %0, %6, %10 \n" - "smmul %3, %7, %10 \n" - "smlabb %6, %0, %9, %6 \n" - "smlabb %7, %3, %9, %7 \n" - "smmul %1, %0, %10 \n" - "smmul %4, %3, %10 \n" - "sub %6, %6, %8, lsr #1 \n" - "sub %7, %7, %8, lsr #1 \n" - "smlabb %0, %1, %9, %0 \n" - "smlabb %3, %4, %9, %3 \n" - "smmul %2, %1, %10 \n" - "smmul %5, %4, %10 \n" - "str %6, [%11, #0] \n" - "str %7, [%11, #16] \n" - "sub %0, %0, %8, lsr #1 \n" - "sub %3, %3, %8, lsr #1 \n" - "smlabb %1, %2, %9, %1 \n" - "smlabb %4, %5, %9, %4 \n" - "smmul %6, %2, %10 \n" - "smmul %7, %5, %10 \n" - "str %0, [%11, #4] \n" - "str %3, [%11, #20] \n" - "sub %1, %1, %8, lsr #1 \n" - "sub %4, %4, %8, lsr #1 \n" - "smlabb %2, %6, %9, %2 \n" - "smlabb %5, %7, %9, %5 \n" - "str %1, [%11, #8] \n" - "str %4, [%11, #24] \n" - "sub %2, %2, %8, lsr #1 \n" - "sub %5, %5, %8, lsr #1 \n" - "str %2, [%11, #12] \n" - "str %5, [%11, #28] \n" - : "=&r"(v0), "=&r"(v1), "=&r"(v2), - "=&r"(v3), "=&r"(v4), "=&r"(v5), - "+&r"(code1), "+&r"(code2) - : "r"(levels - 1), "r"(-levels), - "r"(ff_inverse[levels]), "r"(values) - : "memory"); - - return code1 | code2; -} - -#endif - -#if HAVE_NEON_INLINE && HAVE_ASM_MOD_Y - -#define int8x8_fmul_int32 int8x8_fmul_int32 -static inline void int8x8_fmul_int32(float *dst, const int8_t *src, int scale) -{ - __asm__ ("vcvt.f32.s32 %2, %2, #4 \n" - "vld1.8 {d0}, [%1,:64] \n" - "vmovl.s8 q0, d0 \n" - "vmovl.s16 q1, d1 \n" - "vmovl.s16 q0, d0 \n" - "vcvt.f32.s32 q0, q0 \n" - "vcvt.f32.s32 q1, q1 \n" - "vmul.f32 q0, q0, %y2 \n" - "vmul.f32 q1, q1, %y2 \n" - "vst1.32 {q0-q1}, [%m0,:128] \n" - : "=Um"(*(float (*)[8])dst) - : "r"(src), "x"(scale) - : "d0", "d1", "d2", "d3"); -} - -#endif - -#endif /* AVCODEC_ARM_DCA_H */ |