1 /* 2 * Copyright (c) 2014 James Almer 3 * 4 * This file is part of FFmpeg. 5 * 6 * FFmpeg is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (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 GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with FFmpeg; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21 #include <stdint.h> 22 23 #include "libavutil/attributes.h" 24 #include "libavutil/x86/cpu.h" 25 #include "libavcodec/g722dsp.h" 26 27 void ff_g722_apply_qmf_sse2(const int16_t *prev_samples, int xout[2]); 28 ff_g722dsp_init_x86(G722DSPContext * dsp)29av_cold void ff_g722dsp_init_x86(G722DSPContext *dsp) 30 { 31 int cpu_flags = av_get_cpu_flags(); 32 33 if (EXTERNAL_SSE2(cpu_flags)) 34 dsp->apply_qmf = ff_g722_apply_qmf_sse2; 35 } 36