2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 #ifndef AVUTIL_CPU_INTERNAL_H
20 #define AVUTIL_CPU_INTERNAL_H
24 #define CPUEXT_SUFFIX(flags, suffix, cpuext) \
25 (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext))
27 #define CPUEXT_SUFFIX_FAST2(flags, suffix, cpuext, slow_cpuext) \
28 (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext) && \
29 !((flags) & AV_CPU_FLAG_ ## slow_cpuext ## SLOW))
31 #define CPUEXT_SUFFIX_SLOW2(flags, suffix, cpuext, slow_cpuext) \
32 (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext) && \
33 ((flags) & AV_CPU_FLAG_ ## slow_cpuext ## SLOW))
35 #define CPUEXT_SUFFIX_FAST(flags, suffix, cpuext) CPUEXT_SUFFIX_FAST2(flags, suffix, cpuext, cpuext)
36 #define CPUEXT_SUFFIX_SLOW(flags, suffix, cpuext) CPUEXT_SUFFIX_SLOW2(flags, suffix, cpuext, cpuext)
38 #define CPUEXT(flags, cpuext) CPUEXT_SUFFIX(flags, , cpuext)
39 #define CPUEXT_FAST(flags, cpuext) CPUEXT_SUFFIX_FAST(flags, , cpuext)
40 #define CPUEXT_SLOW(flags, cpuext) CPUEXT_SUFFIX_SLOW(flags, , cpuext)
42 int ff_get_cpu_flags_aarch64(void);
43 int ff_get_cpu_flags_arm(void);
44 int ff_get_cpu_flags_ppc(void);
45 int ff_get_cpu_flags_x86(void);
47 #endif /* AVUTIL_CPU_INTERNAL_H */