2 * Copyright (c) 2011 Mans Rullgard
4 * This file is part of FFmpeg.
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.
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.
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
22 #include "libavutil/attributes.h"
23 #include "libavutil/thread.h"
24 #include "mpegaudiodsp.h"
28 static AVOnce mpadsp_float_table_init = AV_ONCE_INIT;
29 static AVOnce mpadsp_fixed_table_init = AV_ONCE_INIT;
31 av_cold void ff_mpadsp_init(MPADSPContext *s)
35 ff_dct_init(&dct, 5, DCT_II);
36 ff_thread_once(&mpadsp_float_table_init, &ff_init_mpadsp_tabs_float);
37 ff_thread_once(&mpadsp_fixed_table_init, &ff_init_mpadsp_tabs_fixed);
39 s->apply_window_float = ff_mpadsp_apply_window_float;
40 s->apply_window_fixed = ff_mpadsp_apply_window_fixed;
42 s->dct32_float = dct.dct32;
43 s->dct32_fixed = ff_dct32_fixed;
45 s->imdct36_blocks_float = ff_imdct36_blocks_float;
46 s->imdct36_blocks_fixed = ff_imdct36_blocks_fixed;
48 if (ARCH_AARCH64) ff_mpadsp_init_aarch64(s);
49 if (ARCH_ARM) ff_mpadsp_init_arm(s);
50 if (ARCH_PPC) ff_mpadsp_init_ppc(s);
51 if (ARCH_X86) ff_mpadsp_init_x86(s);
52 if (HAVE_MIPSFPU) ff_mpadsp_init_mipsfpu(s);
53 if (HAVE_MIPSDSP) ff_mpadsp_init_mipsdsp(s);