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Benchmark with wasmtime: wasmtime checkasm --test=hevc_idct --benchmark hevc_idct_4x4_8_c: 20.8 ( 1.00x) hevc_idct_4x4_8_simd128: 10.2 ( 2.02x) hevc_idct_4x4_10_c: 21.0 ( 1.00x) hevc_idct_4x4_10_simd128: 10.2 ( 2.05x) hevc_idct_8x8_8_c: 198.0 ( 1.00x) hevc_idct_8x8_8_simd128: 41.5 ( 4.77x) hevc_idct_8x8_10_c: 197.8 ( 1.00x) hevc_idct_8x8_10_simd128: 41.8 ( 4.74x) hevc_idct_16x16_8_c: 1385.2 ( 1.00x) hevc_idct_16x16_8_simd128: 291.8 ( 4.75x) hevc_idct_16x16_10_c: 1375.0 ( 1.00x) hevc_idct_16x16_10_simd128: 281.2 ( 4.89x) hevc_idct_32x32_8_c: 13479.0 ( 1.00x) hevc_idct_32x32_8_simd128: 1541.5 ( 8.74x) hevc_idct_32x32_10_c: 13448.0 ( 1.00x) hevc_idct_32x32_10_simd128: 1541.5 ( 8.72x) Decoding test: 1. Without the optimization: $ wasmtime --wasi threads --dir=/ ./ffmpeg -cpuflags 0 -i 265.mp4 -an -t 120 -f null - -benchmark frame= 2880 fps= 94 q=-0.0 Lsize=N/A time=00:02:00.00 bitrate=N/A speed=3.92x 2. With the optimization: $ wasmtime --wasi threads --dir=/ ./ffmpeg -i 265.mp4 -an -t 120 -f null - -benchmark frame= 2880 fps=110 q=-0.0 Lsize=N/A time=00:02:00.00 bitrate=N/A speed=4.58x Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
37 lines
1.4 KiB
C
37 lines
1.4 KiB
C
/*
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* Copyright (c) 2024 Zhao Zhili
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_WASM_HEVC_IDCT_H
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#define AVCODEC_WASM_HEVC_IDCT_H
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#include <stdint.h>
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void ff_hevc_idct_4x4_8_simd128(int16_t *coeffs, int col_limit);
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void ff_hevc_idct_8x8_8_simd128(int16_t *coeffs, int col_limit);
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void ff_hevc_idct_16x16_8_simd128(int16_t *coeffs, int col_limit);
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void ff_hevc_idct_32x32_8_simd128(int16_t *coeffs, int col_limit);
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void ff_hevc_idct_4x4_10_simd128(int16_t *coeffs, int col_limit);
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void ff_hevc_idct_8x8_10_simd128(int16_t *coeffs, int col_limit);
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void ff_hevc_idct_16x16_10_simd128(int16_t *coeffs, int col_limit);
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void ff_hevc_idct_32x32_10_simd128(int16_t *coeffs, int col_limit);
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#endif /* AVCODEC_WASM_HEVC_IDCT_H */
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