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| | 1 | /* |
| | 2 | * Copyright (c) 2016 Alexandra Hájková |
| | 3 | * |
| | 4 | * This file is part of FFmpeg. |
| | 5 | * |
| | 6 | * FFmpeg is free software; you can redistribute it and/or modify |
| | 7 | * it under the terms of the GNU General Public License as published by |
| | 8 | * the Free Software Foundation; either version 2 of the License, or |
| | 9 | * (at your option) any later version. |
| | 10 | * |
| | 11 | * FFmpeg is distributed in the hope that it will be useful, |
| | 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| | 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| | 14 | * GNU General Public License for more details. |
| | 15 | * |
| | 16 | * You should have received a copy of the GNU General Public License along |
| | 17 | * with FFmpeg; if not, write to the Free Software Foundation, Inc., |
| | 18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| | 19 | */ |
| | 20 | |
| | 21 | #include <string.h> |
| | 22 | |
| | 23 | #include "libavutil/intreadwrite.h" |
| | 24 | |
| | 25 | #include "libavcodec/hevcdsp.h" |
| | 26 | |
| | 27 | #include "checkasm.h" |
| | 28 | |
| | 29 | #define randomize_buffers(buf, size) \ |
| | 30 | do { \ |
| | 31 | int j; \ |
| | 32 | for (j = 0; j < size; j++) { \ |
| | 33 | int16_t r = rnd(); \ |
| | 34 | AV_WN16A(buf + j, r); \ |
| | 35 | } \ |
| | 36 | } while (0) |
| | 37 | |
| | 38 | static void check_idct_dc(HEVCDSPContext h, int bit_depth) |
| | 39 | { |
| | 40 | int i; |
| | 41 | LOCAL_ALIGNED(32, int16_t, coeffs0, [32 * 32]); |
| | 42 | LOCAL_ALIGNED(32, int16_t, coeffs1, [32 * 32]); |
| | 43 | |
| | 44 | for (i = 2; i <= 5; i++) { |
| | 45 | int block_size = 1 << i; |
| | 46 | int size = block_size * block_size; |
| | 47 | declare_func_emms(AV_CPU_FLAG_MMXEXT, void, int16_t *coeffs); |
| | 48 | |
| | 49 | randomize_buffers(coeffs0, size); |
| | 50 | memcpy(coeffs1, coeffs0, sizeof(*coeffs0) * size); |
| | 51 | |
| | 52 | if (check_func(h.idct_dc[i - 2], "idct_%dx%d_dc_%d", block_size, block_size, bit_depth)) { |
| | 53 | call_ref(coeffs0); |
| | 54 | call_new(coeffs1); |
| | 55 | if (memcmp(coeffs0, coeffs1, sizeof(*coeffs0) * size)) |
| | 56 | fail(); |
| | 57 | bench_new(coeffs1); |
| | 58 | } |
| | 59 | } |
| | 60 | } |
| | 61 | |
| | 62 | void checkasm_check_hevc_idct(void) |
| | 63 | { |
| | 64 | int bit_depth; |
| | 65 | |
| | 66 | for (bit_depth = 8; bit_depth <= 10; bit_depth++) { |
| | 67 | HEVCDSPContext h; |
| | 68 | |
| | 69 | ff_hevc_dsp_init(&h, bit_depth); |
| | 70 | check_idct_dc(h, bit_depth); |
| | 71 | } |
| | 72 | report("idct_dc"); |
| | 73 | } |