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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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#include "libavutil/x86/cpu.h" |
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#include "libavfilter/limiter.h" |
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void ff_limiter_8bit_sse2(const uint8_t *src, uint8_t *dst, |
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ptrdiff_t slinesize, ptrdiff_t dlinesize, |
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int w, int h, int min, int max); |
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void ff_limiter_16bit_sse4(const uint8_t *src, uint8_t *dst, |
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ptrdiff_t slinesize, ptrdiff_t dlinesize, |
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int w, int h, int min, int max); |
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void ff_limiter_init_x86(LimiterDSPContext *dsp, int bpp) |
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{ |
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int cpu_flags = av_get_cpu_flags(); |
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if (EXTERNAL_SSE2(cpu_flags)) { |
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if (bpp <= 8) { |
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dsp->limiter = ff_limiter_8bit_sse2; |
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} |
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} |
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if (EXTERNAL_SSE4(cpu_flags)) { |
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if (bpp > 8) { |
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dsp->limiter = ff_limiter_16bit_sse4; |
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} |
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} |
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} |
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