| /* |
| * Copyright (c) 2015 Parag Salasakar (parag.salasakar@imgtec.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 |
| */ |
| |
| #include "libavutil/mips/generic_macros_msa.h" |
| #include "blockdsp_mips.h" |
| |
| static void copy_8bit_value_width8_msa(uint8_t *src, uint8_t val, |
| int32_t src_stride, int32_t height) |
| { |
| int32_t cnt; |
| uint64_t dst0; |
| v16u8 val0; |
| |
| val0 = (v16u8) __msa_fill_b(val); |
| dst0 = __msa_copy_u_d((v2i64) val0, 0); |
| |
| for (cnt = (height >> 2); cnt--;) { |
| SD4(dst0, dst0, dst0, dst0, src, src_stride); |
| src += (4 * src_stride); |
| } |
| } |
| |
| static void copy_8bit_value_width16_msa(uint8_t *src, uint8_t val, |
| int32_t src_stride, int32_t height) |
| { |
| int32_t cnt; |
| v16u8 val0; |
| |
| val0 = (v16u8) __msa_fill_b(val); |
| |
| for (cnt = (height >> 3); cnt--;) { |
| ST_UB8(val0, val0, val0, val0, val0, val0, val0, val0, src, src_stride); |
| src += (8 * src_stride); |
| } |
| } |
| |
| static void memset_zero_16width_msa(uint8_t *src, int32_t stride, |
| int32_t height) |
| { |
| int8_t cnt; |
| v16u8 zero = { 0 }; |
| |
| for (cnt = (height / 2); cnt--;) { |
| ST_UB(zero, src); |
| src += stride; |
| ST_UB(zero, src); |
| src += stride; |
| } |
| } |
| |
| void ff_fill_block16_msa(uint8_t *src, uint8_t val, ptrdiff_t stride, int height) |
| { |
| copy_8bit_value_width16_msa(src, val, stride, height); |
| } |
| |
| void ff_fill_block8_msa(uint8_t *src, uint8_t val, ptrdiff_t stride, int height) |
| { |
| copy_8bit_value_width8_msa(src, val, stride, height); |
| } |
| |
| void ff_clear_block_msa(int16_t *block) |
| { |
| memset_zero_16width_msa((uint8_t *) block, 16, 8); |
| } |
| |
| void ff_clear_blocks_msa(int16_t *block) |
| { |
| memset_zero_16width_msa((uint8_t *) block, 16, 8 * 6); |
| } |