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68 lines
2.2 KiB
68 lines
2.2 KiB
/* |
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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 "cpu.h" |
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#include "config.h" |
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int av_get_cpu_flags(void) |
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{ |
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static int flags, checked; |
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if (checked) |
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return flags; |
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if (ARCH_ARM) flags = ff_get_cpu_flags_arm(); |
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if (ARCH_PPC) flags = ff_get_cpu_flags_ppc(); |
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if (ARCH_X86) flags = ff_get_cpu_flags_x86(); |
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checked = 1; |
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return flags; |
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} |
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#ifdef TEST |
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#undef printf |
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int main(void) |
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{ |
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int cpu_flags = av_get_cpu_flags(); |
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printf("cpu_flags = 0x%08X\n", cpu_flags); |
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printf("cpu_flags = %s%s%s%s%s%s%s%s%s%s%s%s\n", |
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#if ARCH_ARM |
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cpu_flags & AV_CPU_FLAG_IWMMXT ? "IWMMXT " : "", |
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#elif ARCH_PPC |
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cpu_flags & AV_CPU_FLAG_ALTIVEC ? "ALTIVEC " : "", |
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#elif ARCH_X86 |
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cpu_flags & AV_CPU_FLAG_MMX ? "MMX " : "", |
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cpu_flags & AV_CPU_FLAG_MMX2 ? "MMX2 " : "", |
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cpu_flags & AV_CPU_FLAG_SSE ? "SSE " : "", |
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cpu_flags & AV_CPU_FLAG_SSE2 ? "SSE2 " : "", |
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cpu_flags & AV_CPU_FLAG_SSE2SLOW ? "SSE2(slow) " : "", |
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cpu_flags & AV_CPU_FLAG_SSE3 ? "SSE3 " : "", |
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cpu_flags & AV_CPU_FLAG_SSE3SLOW ? "SSE3(slow) " : "", |
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cpu_flags & AV_CPU_FLAG_SSSE3 ? "SSSE3 " : "", |
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cpu_flags & AV_CPU_FLAG_SSE4 ? "SSE4.1 " : "", |
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cpu_flags & AV_CPU_FLAG_SSE42 ? "SSE4.2 " : "", |
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cpu_flags & AV_CPU_FLAG_3DNOW ? "3DNow " : "", |
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cpu_flags & AV_CPU_FLAG_3DNOWEXT ? "3DNowExt " : ""); |
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#endif |
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return 0; |
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} |
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#endif
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