diff options
Diffstat (limited to 'third_party/aom/aom_dsp/arm/idct4x4_1_add_neon.c')
-rw-r--r-- | third_party/aom/aom_dsp/arm/idct4x4_1_add_neon.c | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/third_party/aom/aom_dsp/arm/idct4x4_1_add_neon.c b/third_party/aom/aom_dsp/arm/idct4x4_1_add_neon.c deleted file mode 100644 index 3df7a901b..000000000 --- a/third_party/aom/aom_dsp/arm/idct4x4_1_add_neon.c +++ /dev/null @@ -1,47 +0,0 @@ -/* - * Copyright (c) 2016, Alliance for Open Media. All rights reserved - * - * This source code is subject to the terms of the BSD 2 Clause License and - * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License - * was not distributed with this source code in the LICENSE file, you can - * obtain it at www.aomedia.org/license/software. If the Alliance for Open - * Media Patent License 1.0 was not distributed with this source code in the - * PATENTS file, you can obtain it at www.aomedia.org/license/patent. - */ - -#include <arm_neon.h> - -#include "aom_dsp/inv_txfm.h" -#include "aom_ports/mem.h" - -void aom_idct4x4_1_add_neon(int16_t *input, uint8_t *dest, int dest_stride) { - uint8x8_t d6u8; - uint32x2_t d2u32 = vdup_n_u32(0); - uint16x8_t q8u16; - int16x8_t q0s16; - uint8_t *d1, *d2; - int16_t i, a1; - int16_t out = dct_const_round_shift(input[0] * cospi_16_64); - out = dct_const_round_shift(out * cospi_16_64); - a1 = ROUND_POWER_OF_TWO(out, 4); - - q0s16 = vdupq_n_s16(a1); - - // dc_only_idct_add - d1 = d2 = dest; - for (i = 0; i < 2; i++) { - d2u32 = vld1_lane_u32((const uint32_t *)d1, d2u32, 0); - d1 += dest_stride; - d2u32 = vld1_lane_u32((const uint32_t *)d1, d2u32, 1); - d1 += dest_stride; - - q8u16 = vaddw_u8(vreinterpretq_u16_s16(q0s16), vreinterpret_u8_u32(d2u32)); - d6u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); - - vst1_lane_u32((uint32_t *)d2, vreinterpret_u32_u8(d6u8), 0); - d2 += dest_stride; - vst1_lane_u32((uint32_t *)d2, vreinterpret_u32_u8(d6u8), 1); - d2 += dest_stride; - } - return; -} |